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Dr. Nick Attree

@nickattree.eurosky.social
1.5K followers 720 following 1.1K posts

Planetary scientist @iaacsic.bsky.social, working on @esa.int Rosetta & @cometinterceptor.bsky.social (Nucleus WG chair). Prev @TU-Braunschweig.de, @LAM, @QMUL, @physicsuol.bsky.social 🇬🇧🇪🇸🇪🇺 sites.google.com/view/nickattree ORCID: 0000-0003-3344-6693

PostsRepliesMedia
Dr. Nick Attree @nickattree.eurosky.social · 18/10/2026
Rainy couple of days in #Granada, but then the sun comes out to reveal the season's first snow on the #SierraNevada!
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Dr. Nick Attree @nickattree.eurosky.social · 11/09/2026
#stroopwafel! To round out @europlanetmedia.bsky.social #EPSC
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Dr. Nick Attree @nickattree.eurosky.social · 10/09/2026
Made it to #Pluto and was almost eaten by seagulls! Walking the #planet tour all the way from the Sun at the #EPSC2026 conference venue out to #Scheveningen beach in my afternoon off.
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Dr. Nick Attree @nickattree.eurosky.social · 10/09/2026
Talk done. Some good questions, and that concludes my contributions to #EPSC2026, after 2 talks and a session chairing! Phew, now I can relax and enjoy the rest of the conference 😅
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Dr. Nick Attree @nickattree.eurosky.social · 10/09/2026
In the Sun room this morning for active bodies session, including my talk on coupling #comet ☄️ activity and surfaces through modelling. The biggest room in the whole #EPSC2026, but the morning after conference social...so looking rather empty at 8.30 in the morning 😅
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Dr. Nick Attree @nickattree.eurosky.social · 09/09/2026
Closing out the day with Michael talking about @vrubinobs.bsky.social finding targets for @cometinterceptor.bsky.social. Sporting a nice Comet Interceptor t-shirt! I need to get me one of those :) #EPSC2026
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Dr. Nick Attree @nickattree.eurosky.social · 09/09/2026
Busy small bodies day all in room Earth at #EPSC2026 today. First interstellar objects, then I'll be chairing a session of our SB5, computational and experimental astrophysics of small bodies. Finally, science with @vrubinobs.bsky.social later this afternoon!
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Dr. Nick Attree @nickattree.eurosky.social · 07/09/2026
bsky.app/profile/nick... Talk done. Went a little bit long and was wrapped up quickly by the chair, whose own talk was next! 😅 Also this nice paper on Saturn's moon Pan and it's shape was presented #EPSC2026
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Dr. Nick Attree @nickattree.eurosky.social · 07/09/2026
Heading to Earth to talk about #comets! Presenting some analysis of the uncertainty in the trajectories of incoming @cometinterceptor.bsky.social targets, based on some work by Pieter de Boer who did a Masters internship with me in Granada #EPSC2026
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Dr. Nick Attree @nickattree.eurosky.social · 07/09/2026
Hello @europlanetmedia.bsky.social #EPSC2026 here in Den Haag! Looking forward the #3I/Atlas keynote today, plus I will be presenting some @cometinterceptor.bsky.social related-work in the small body dynamics session SB12 later, and I also have another talk Thurs. Gonna be a busy week! #PlanetSci
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Dr. Nick Attree @nickattree.eurosky.social · 06/09/2026
Arrived in Beijing... I mean The Hague! Yeah my hotel is in Chinatown 😅 #DenHaag 🇳🇱
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Dr. Nick Attree @nickattree.eurosky.social · 06/09/2026
On my way to the #Netherlands 🇳🇱 for @europlanetmedia.bsky.social #EPSC2026! In true scientist fashion, I am working on two different proposals at #Malaga airport. Does this mean I've Made It as a researcher?! 😅 (Only the outcome of the proposals will tell!)
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Dr. Nick Attree @nickattree.eurosky.social · 27/08/2026
This message brought to you by someone else's cat! Thanks Home Exchange!
A white-ish grey and black cat relaxes on a pale sofa behind an open laptop.
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Dr. Nick Attree @nickattree.eurosky.social · 13/08/2026
@themerl.bsky.social, I thought you might like to know; we travelled to Burgos to see the eclipse and there appears to be a mighty hög who lives nearby and goes for a little promenade every evening and morning. I hope he had some eclipse glasses for last night!
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Dr. Nick Attree @nickattree.eurosky.social · 12/08/2026
Incredible experience. Totality and then a partial #eclipse sunset from just outside #Burgos, northern #Spain. Spectacular! #IberianEclipse #Eclipse2026
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Dr. Nick Attree @nickattree.eurosky.social · 11/08/2026
Arrived back in #Spain from a brief trip to #France, and now in #Burgos for the #eclipse... Where it is apparently customary to promenade your pig in the evening? 😂
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Dr. Nick Attree @nickattree.eurosky.social · 20/07/2026
#Vamos #España!!! 🇪🇸 Absolute scenes here in the centre of #Granada Don't think I've ever cheared anything like that goal, and my team won the league this year!
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Dr. Nick Attree @nickattree.eurosky.social · 14/07/2026
Well I was rotting for France, but I must admit the party's gonna be good here now... #VamosEspaña!
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Dr. Nick Attree @nickattree.eurosky.social · 14/07/2026
Allez España! Vamos les blues! 🇫🇷🇪🇸
A crowd and a big screen showing football.
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Dr. Nick Attree @nickattree.eurosky.social · 30/06/2026
The best thing about living in a hot country? Ice cream at midnight coming home from a gig 😀 #Granada #ThePainsOfBeingPureAtHeart #PlamtaBaja
An ice-cream held up Infront of a lot nighttime street.A band on stage with red lights and a crowd.
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Dr. Nick Attree @nickattree.eurosky.social · 26/06/2026
The rest of the day I am attending the @iaacsic.bsky.social's Severo Ochoa day celebrating all the projects sponsored by this programme (which includes the #JAEIntro students!). First talk in this block is @theakozakis.bsky.social talking about exoplanet chemistry and ozone
People sit in an auditorium and listen to a woman standing Infront of presentation slides with the earth and sun.
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Dr. Nick Attree @nickattree.eurosky.social · 28/05/2026
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Dr. Nick Attree @nickattree.eurosky.social · 20/05/2026
The time has come. All coffees are ice coffees from now on
screenshot of the weather report for Granada. The daily maximum for the next seven days reads 29, 29, 31, 31, 29, 39, 29, and 28 degrees,
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Dr. Nick Attree @nickattree.eurosky.social · 18/05/2026
🎵 It's student presentation time 🎵 #JAE-Intro day at @iaacsic.bsky.social. Students are presenting the work they've been doing in their JAE internship and PhD projects. My student, Alba, is presenting her project on the analysis of historic #comet ☄️ non-gravitational forces and orbits
A woman stands Infront of a presentation saying investigating costs from their dynamics.
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Dr. Nick Attree @nickattree.eurosky.social · 06/05/2026
A not unpleasant place to read with not unpleasant company
A laptop screen, with, behind a cat, and a sunlit courtyard with trees.
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Dr. Nick Attree @nickattree.eurosky.social · 04/05/2026
Also had a nice time visiting #Alicante city and nearby beaches over the weekend 😀
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Dr. Nick Attree @nickattree.eurosky.social · 04/05/2026
Seminar delivered @ua.es. Of course I had to wear this t shirt today... #Maythe4th #StarWars. And I even got to have a full English breakfast before, courtesy of Alicante being quick the destination for UK tourist 😅
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Dr. Nick Attree @nickattree.eurosky.social · 30/04/2026
Only been back a week and I'm travelling again! We are doing a home exchange on the coast near #Alicante for the 'puente' long weekend. After, I will take the opportunity to visit @ua.es and give another seminar on #comets thermal modelling and dynamics :)
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Dr. Nick Attree @nickattree.eurosky.social · 28/04/2026
This is great! And I have to say, I am very happy with mine... a line of #lava 🌋 aaand a crater ☄️! Awesome science.nasa.gov/mission/land...
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Dr. Nick Attree @nickattree.eurosky.social · 28/04/2026
Filing my expenses claim for this trip and I might just keep one of these, it looks so fancy! @esa.int ☺️
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Dr. Nick Attree @nickattree.eurosky.social · 23/04/2026
Managed to have a wander around #Leiden on the way back to Schiphol for an early flight back to #Granada tomorrow morning. Lovely in the sun! And I very much enjoyed this sign pointing to the observatory/botanic gardens! 🪐🌿
Bustling terraces packed with people and sun shades next to a canal with canal boats, all under bright blue skies. Flowers and a tree frame a view of a classic ditch scene: canal, boat, lifting bridge, and windmill. A round purple sign saying planten and planten or plants and planets. Green trees, canal, and observatory dome under blue skies.
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Dr. Nick Attree @nickattree.eurosky.social · 23/04/2026
Phewph, full-on morning @cometinterceptor.bsky.social SWT giving a talk on our trajectory analysis on incoming comets and then updates from the recent #Rosetta #DustWorkshop in Graz! Plus a little advertisement for #Granada next year! (pics from yesterday and last night's sunset from the beach 😀⛱️)
Green garden with pond under a blue sky. Behind are flags of various nations and a large model of a satellite. A yellow sun setting into a dark blue sea with yellow/orange sandy bsch in the foreground.
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Dr. Nick Attree @nickattree.eurosky.social · 22/04/2026
Day two of Comet Interceptor SWT. Searched for @esa.int 's space cat, but no luck so far !
Laptop screen and rows of people looking at a screen saying comet interceptor meeting. Cat tree, bowls and sign saying space cat. But no space cat!
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Dr. Nick Attree @nickattree.eurosky.social · 21/04/2026
Lovely walk along the beach and across the dunes to ESTEC @esa.int, for the first day of the @cometinterceptor.bsky.social science working team meeting ☄️🛰️. Excited to be finally visiting ESA so I've got my cap on! 🧢
Selfie of a man in a black hat saying ESA Infront of a large office building with flags and a model satellite outside. Various models of satellites and space probes, one labeled juice. A small river with green trees and a path under a blue sky. Sandy dunes and a blue sea.
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Dr. Nick Attree @nickattree.eurosky.social · 20/04/2026
Excellent day @ TU Delft giving a seminar on #comets, catching up with Pieter and Maxime, discussing his Masters thesis, and touring the impressive labs. You can tell it's an aerospace department when there's a plane hanging from the roof, rockets in the lab, and they have their own simulator!
Large entrance foyer with rocket engine, and small plane hanging from the ceiling. Selfie of three men in a laboratory. Three rockets against a wall with a sign saying Delft aerospace rocket engineering.A large white box sits on piston legs, an aerospace simulator.
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Dr. Nick Attree @nickattree.eurosky.social · 20/04/2026
Good flight over last night with views of the #SierraNevada again, though a lot less snow this time! Now I'm on the train to Delft to give a seminar this morning on comet physical properties from their dynamics. Changing... anywhere (not Liverpool or Rome)
View from an aeroplane of distant snow capped mountains.View from an aeroplane of the sunset. View of a train station platform saying Rotterdam Central.
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Dr. Nick Attree @nickattree.eurosky.social · 19/04/2026
Tavelling to the Netherlands tonight 🇳🇱 Tomorrow I will give a seminar @ TU Delft, and catch up with my old project student, Pieter. Then I'm off to ESTEC for a @cometinterceptor.bsky.social meeting. Looking forward to visiting @esa.int for the first time! 😀 bsky.app/profile/nick...
Silvery aeroplane wing and jet engine with a white terminal building behind, and distant view of snow capped mountains.An aeroplane sits on the tarmac with a low mountain range behind.
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Dr. Nick Attree @nickattree.eurosky.social · 17/04/2026
For some reason the remote for the TV/screen in the meeting room opposite my office is kept at the front desk. Sometimes it randomly turns on very loud and I have to walk all the way there to turn it off. Today it's muted but playing this... Actually very calming 😅
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Dr. Nick Attree @nickattree.eurosky.social · 01/04/2026
Took a walk up the hill (to a friend's house to feed their cat while they're away 😸) and now having an evening stroll along the river... Always good to appreciate the city you live in! #Granada
Green hills, a distant town, and snow capped mountains.The curve of a riverside walk lined by old metal lamp posts, with verdant greenery to one side and a distant view of snowy mountains.
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Dr. Nick Attree @nickattree.eurosky.social · 19/03/2026
Well I think that went well! Presented at the #Rosetta #DustWorkshop, hosted a thermal modelling spinoff meeting, and even persuaded everyone to select #Granada for the next meeting! So I will be running a #PlanetaryScience workshop this time next year. (Assuming I am still employed!)
A group of men (yes, I very much need to improve the gender balance!) sit around laptops in a meeting room. View of a distant church tower down a busy but pretty street lit by the evening light. Wooden interior of a traditional Austrian restaurant. Candlelit table with plates of more hearty Austrian food.
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Dr. Nick Attree @nickattree.eurosky.social · 19/03/2026
Final day of the #Rosetta #DustWorkshop. Very nice social dinner (and drinks) last night, but today is going to be a struggle! I will be presenting my #67P thermal modelling results just before lunch, and then leading a spinoff discussion this afternoon - hopefully I can stay awake! #PlanetSci
Montage of various plates of hearty looking Austrian food on a table.A small red car sits inside a restaurant. Lots of people sit at three large tables in a traditional looking Austrian restaurant. Nighttime view of a river, church tower, and distant castle on a hill .
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Dr. Nick Attree @nickattree.eurosky.social · 18/03/2026
Cool! I really did think it was 67P at first.
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Dr. Nick Attree @nickattree.eurosky.social · 17/03/2026
More pics from day one of the #DustWorkshop. In which I learned of the existence of Hydrodium, saw the lab, acquired a new mini #comet #67P, and am now back in the hotel watching #Arsenal 🙂
Small white 3D printed model of comet 67p, looking vaguely like a rubber duck, sits on a table. A group of people in a laboratory as one shows off various instruments. A beer and a pan full of hearty looking Austrian food. A night time view of a lit castle on a hill above a river.
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Dr. Nick Attree @nickattree.eurosky.social · 17/03/2026
Day one of the 12th #DustWorkshop at the space research institute of the Austrian Academy of Science in #Graz #PlanetaryScience. This meeting developed from the #Rosetta mission 🛰️ but now continues with #comet and space dust in general ☄️
Ornate town hall building under a blue sky. Grey modern building with very distant views of snowy mountains behind. A man walks down some steps in a modern open plan building. A model space station hangs from the ceiling. People sit and watch a presentation slide saying 12th dust workshop.
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Dr. Nick Attree @nickattree.eurosky.social · 16/03/2026
Spectacular views of the scenes of yesterday's sporting triumphs #SierraNevada from my flight. Heading to #Graz 🇦🇹 for the #Rosetta Dust Workshop. I will be presenting my work and leading a thermal modelling discussion on Thursday.
Travel case on a platform with buildings and distant view of snowy mountains. View of a rugged coastline from an aeroplane window. This is salobreña, Almuñécar and motril on granada's costa tropica. Airplane view of snow capped mountains. The mighty Sierra Nevada. A small round ball with wrapping showing a picture of a man, a Mozartkugl, sits on a laptop on an aeroplane table.
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Dr. Nick Attree @nickattree.eurosky.social · 15/03/2026
Went up to the #SierraNevada again today and tried skiing ⛷️ for the first time in more than 20 years! Lucky my son was there to show me around the baby slopes 😅
Selfie of a man in green jacket, dark sunglasses, and black helmet in front of a white snowy mountain scene.White snowy ski slopes with lifts visible, and in the background green hills and valleys towards Granada. The sun begins to set over a forested and snowy mountain valley.
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Dr. Nick Attree @nickattree.eurosky.social · 10/03/2026
Attending a Diversity, Equality, and Inclusion (DEI or EDI?!) workshop @iaacsic.bsky.social with Francesca Primas from @eso.org. very interesting looking schedule over the next couple of days.
Two women stand at a podium infront of a screen saying EDI for your future.
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Dr. Nick Attree @nickattree.eurosky.social · 26/02/2026
My mind immediately went to this. Which is ...not on Earth! Luckily @esa.int goes there too! 😄
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Dr. Nick Attree @nickattree.eurosky.social · 21/02/2026
Day trips from #Granada. Last weekend...and today...! ⛱️ to 🏔️ #Almuñécar #SierraNevada That's the 30 m IRAM radio telescope behind me 📡, with the Observatorio sierra Nevada also right next to the piste! 🔭
Sun shines through gaps between palm trees with a beach and bright blue sea. Selfie of a man in sunglasses on a bright white snowfield. A large radio dish sits on top of the mountain behind.
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Dr. Nick Attree @nickattree.eurosky.social · 16/02/2026
Some special guests at the institute today (including my son!). Their projects look rather familiar too
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