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David Mimoun

@moonnext.bsky.social
8.6K followers 253 following 627 posts

Proud dad, Space Systems Prof U Toulouse- Mars Microphone @NasaPersevere Venus balloons #PlanetaryScience & SoCal addict. IHEDN 75e PolDef . Reserve Cit. AAE

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David Mimoun @moonnext.bsky.social · 01/09/2026
🔴🎙️⏳…..
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David Mimoun @moonnext.bsky.social · 09/08/2026
For my European followers a quickly vibe coded tool to help with the best location eclipse-dm.netlify.app
eclipse-dm.netlify.app
Éclipse 12/08/2026 — où la voir près d'Oropesa del Mar ?
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David Mimoun @moonnext.bsky.social · 16/06/2026
Kick off of the ExoMars Science Team meeting in beautiful Venice #planetaryscience
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Randall Munroe @xkcd.com · 09/06/2026
Planetary Science xkcd.com/3255/
Comic. [Article titled “Evidence for liquid water on the surface of a terrestrial planet in the habitable zone,” with unreadable text but including pictures of a beach and of people playing on a beach.] [caption] Planetary science journals have asked astronomers to please stop submitting their vacation photos.
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David Mimoun @moonnext.bsky.social · 09/06/2026
open.substack.com/pub/dmimoun/... #planetaryscience
open.substack.com
Listening to Other Worlds
A field guide to the planetary seismology renaissance — from Apollo’s lonely quartet to optical wizardry, three geophones on Titan, and a balloon eavesdropping on Venus
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David Mimoun @moonnext.bsky.social · 11/05/2026
We Believed History Had Ended. They Didn’t. open.substack.com/pub/dmimoun/...
open.substack.com
We Believed History Had Ended. They Didn’t.
Mars, Kardashev, the Golden Dome, and the cognitive distance keeping French space policy stuck in another century.
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David Mimoun @moonnext.bsky.social · 04/05/2026
May the 4th be with you ✨
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David Mimoun @moonnext.bsky.social · 24/04/2026
The Universe has a soundtrack . We just started listening open.substack.com/pub/dmimoun/...
open.substack.com
The Universe Has a Soundtrack. We Just Started Listening.
What happens when you bring a microphone to Mars — and it hears things it shouldn’t.
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David Mimoun @moonnext.bsky.social · 16/04/2026
NASA is moving forward with support for ESA’s Rosalind Franklin rover mission to Mars! The ROSA project will provide the launch (SpaceX Falcon Heavy), propulsion for the lander, radioisotope heaters, specialized electronics & parts of the life-detecting instrument science.nasa.gov/blogs/mars-r...
science.nasa.gov
NASA Begins Implementation for ESA’s Rosalind Franklin Mission to Mars - NASA Science
NASA has given approval for the agency’s Rosalind Franklin Support and Augmentation (ROSA) project to begin implementation, underscoring the agency’s
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David Mimoun @moonnext.bsky.social · 14/04/2026
Beautiful Pasadena 🥰 for SSA
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Casey Dreier @caseydreier.bsky.social · 09/04/2026
The FY 2027 NASA budget request hides its science cuts by omitting mission names instead of explicitly zeroing them out. We did the work and found 54 missions cancelled in this proposal. This is another extinction-level event for NASA science. Full list: planetary.org/save-nasa-science
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David Mimoun @moonnext.bsky.social · 07/04/2026
Listening to a planet we cannot touch The quest for Venus seismology open.substack.com/pub/dmimoun/...
open.substack.com
Listening to a Planet We Cannot Touch
The Quest for Venus Seismology from Balloon Altitude
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David Mimoun @moonnext.bsky.social · 27/03/2026
Nice seminar on planetary defense by Prof. Richard Binzel from @mit @isae-supaero.bsky.social
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David Mimoun @moonnext.bsky.social · 26/03/2026
A few thoughts on "Project Hail Mary" and the super-Earth trap: why "Rocky" civilization may have never reached the stars open.substack.com/pub/dmimoun/...
open.substack.com
The super-Earth trap: why "Rocky" civilization may have never reached the stars
How a blockbuster movie, the tyranny of the rocket equation, and a little-known 2018 paper illuminate one of the most sobering ideas in astrobiology.
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David Mimoun @moonnext.bsky.social · 24/01/2026
Some good news at last
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Rêves d'espace @revesdespace.eurosky.social · 21/01/2026
Roger-Maurice Bonnet, l'ancien directeur du programme scientifique de l'ESA entre 1983 et 2001, est décédé le 19 janvier à l'âge de 88 ans. Astrophysicien, il a participé aux missions Giotto et a approuvé les missions SOHO, XXM-Newton, Rosetta, ... www.esa.int/About_Us... 1/2
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David Mimoun @moonnext.bsky.social · 16/12/2025
This really matches my impression.
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David Mimoun @moonnext.bsky.social · 16/12/2025
Finally at #AGU25 ! Presentation of Philippe Lognonné of its network of telescopes to detect Moon impacts
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David Mimoun @moonnext.bsky.social · 10/12/2025
The National Academies just dropped the Science Strategy for the first human campaigns on the Red Planet. It’s not just a flag-planting trip; it’s a deep dive into the unknown. The science is bold, and the challenges? Absolutely immense. Let’s break it down! 🧵👇 #MarsScience #PlanetaryScience
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David Mimoun @moonnext.bsky.social · 05/12/2025
#planetaryscience ⬇️⬇️⬇️
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David Mimoun @moonnext.bsky.social · 05/12/2025
Great news for lunar science! 🧑‍🚀🌓🚀 NASA has selected the SPSS payload for the Artemis IV mission (2028) It will be deployed near the Moon’s South Pole to record moonquakes and reveal the deep interior. A proud international effort led by JPL! #ArtemisIV
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David Mimoun @moonnext.bsky.social · 27/11/2025
Happy Thanksgiving 🦃🍁 to those who celebrate!
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David Mimoun @moonnext.bsky.social · 26/11/2025
“Next year Voyager 1 will be one light-day away from Earth”
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David Mimoun @moonnext.bsky.social · 21/10/2025
The Bernard Lyot Telescope (TBL, diameter 2m), located on the observation platform of the Pic du Midi de Bigorre (Alt 2877m) is a national telescope. It is managed by the Observatoire Midi Pyrénées
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David Mimoun @moonnext.bsky.social · 21/10/2025
The Pic du Midi Observatory is a magical place
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David Mimoun @moonnext.bsky.social · 19/10/2025
I’m glad to share that our PACIS instrument has passed its Preliminary Design Review. This confirms that our instrument architecture and technical choices are robust enough to move into detailed design.
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David Mimoun @moonnext.bsky.social · 23/09/2025
Around the Moon and back next February? arstechnica.com/space/2025/0...
arstechnica.com
NASA targeting early February for Artemis II mission to the Moon
“There is a desire for us to be the first to return to the surface of the Moon.”…
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David Mimoun @moonnext.bsky.social · 15/09/2025
Back to science ! Start of the SuperCam week in sunny Saint Lary, French Pyrenees. Let’s talk about Perseverance results
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David Mimoun @moonnext.bsky.social · 11/09/2025
Even if in this particular case the press release is likely a PR operation to bring back MSR to life at a time US colleagues need to lobby the congress, having these samples back is more than worth fighting for. www.nasa.gov/news-release...
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Daniel Pomarède @pomarede.bsky.social · 04/09/2025
#Mars #InSight Data from defunct NASA lander paint a radical new picture of Mars’s interior ➡️ Studies identify a solid inner core and buried remnants of giant impacts 🧪 #PlanetSci www.science.org/content/arti... @science.org
science.org
Data from defunct NASA lander paint a radical new picture of Mars’s interior
Studies identify a solid inner core and buried remnants of giant impacts
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UMD Science @umdscience.bsky.social · 05/09/2025
New research revealed that Mars' innermost core appears to be a solid hunk of metal just like Earth's. @umdgeology.bsky.social's Nick Schmerr weighed in on these findings with @sciencex.bsky.social, noting that questions regarding Mars' core are far from settled. 🔭 #PlanetaryScience
phys.org
Marsquakes indicate a solid core for the red planet, just like Earth
Scientists revealed Wednesday that Mars' innermost core appears to be a solid hunk of metal just like Earth's.
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Kevin Olsen @drksolsen.bsky.social · 04/09/2025
@mhairireid.bsky.social and I put together an article for @theconversation.com about yesterday's @nature.com paper on the detection of a 600 km radius solid core in the interior of #Mars! 🧪🔭 #planetsci Early InSight results didn't quite have the sensitivity for this! doi.org/10.64628/AB....
doi.org
Mars has a solid inner core, resolving a longstanding planetary mystery — new study
It turns out that Mars has a similar interior structure to Earth.
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David Mimoun @moonnext.bsky.social · 05/08/2025
Propagation of the Aude wildfires in the South of France . Astounding
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Nathan Williams @bluebirdadventures.bsky.social · 24/07/2025
Here’s a little mission design I’ve been working on behind the scenes these past few months for exploring Mars with a small fleet of helicopters! www.youtube.com/watch?v=GqAu... #planetsci #nasa
youtube.com
Introducing Skyfall: Future Concept Mars Helicopters Paving the Way for First Martian Astronauts
YouTube video by AV
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David Mimoun @moonnext.bsky.social · 23/06/2025
Happy to be here at international planetary probe workshop IPPW25
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James Tuttle Keane @jtuttlekeane.bsky.social · 30/05/2025
The NASA planetary science fleet chart if the president’s budget is enacted.
The NASA planetary science fleet chart. It shows two spirals with missions to Moon/Mars and the Solar System. I’ve crossed off all of the missions that will be cancelled in the president’s budget… and there are a lot of them.
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David Mimoun @moonnext.bsky.social · 31/05/2025
This is an extinction level budget
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David Mimoun @moonnext.bsky.social · 20/05/2025
🚀 Big news from ESA’s planetary defence mission RAMSES, targeting asteroid Apophis in 2029: A second CubeSat has been selected — and it’s carrying something special from 🇫🇷 France. 🛰️🔧 #planetaryscience
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Mark Panning @markpanning.seismology.space · 14/05/2025
Forgot all the feeds. Check this out 👇 🧪⚒️🛰️ #PlanetaryScience
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Simeon Schmauß @stim3on.bsky.social · 11/05/2025
Perseverance captured a new selfie to celebrate 1500 Sols on Mars. The rover is currently investigating the outer rim of Jezero crater near an outcrop named Sally's Cove. #planetsci Full panorama: www.360cities.net/image/persev... Credit: NASA/JPL-Caltech/MSSS/Steve Albers/Simeon Schmauß
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David Mimoun @moonnext.bsky.social · 08/05/2025
Intesting comments here .
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Laurie Leshin @laurieofmars.bsky.social · 07/05/2025
After serving as Director of NASA Jet Propulsion Laboratory and VP of Caltech for three years, I have decided to step down, effective June 1. Though not an easy decision, I strongly believe it is the right one for me, my family, and the Lab. www.jpl.nasa.gov/news/dave-ga...
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David Mimoun @moonnext.bsky.social · 23/04/2025
Wow ! Curiosity rover has found compelling evidence of an ancient carbon cycle on Mars—similar to Earth’s, but incomplete. This may change how we think about Mars’ climate history. #Mars #PlanetaryScience
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David Mimoun @moonnext.bsky.social · 19/04/2025
Obviously any civilization on this planet will have a hard time getting to orbit with any possible kind of chemical propulsion rocket
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David Mimoun @moonnext.bsky.social · 11/04/2025
#planetaryscience
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David Mimoun @moonnext.bsky.social · 11/04/2025
According to @arstechnica.com The Trump administration’s FY2026 budget proposal significantly reduces NASA’s science budget—by over 50%. The most affected domain: Planetary Science, with multiple high-priority missions facing deferral or cancellation. arstechnica.com/space/2025/0...
arstechnica.com
Trump White House budget proposal eviscerates science funding at NASA
“This would decimate American leadership in space.”…
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German Aerospace Center (DLR) @dlr-en.bsky.social · 10/04/2025
3.7 billion years in the making – DLR’s #HRSC onboard @esa.int’s #Mars Express captured the Acheron Fossae region, a landscape shaped by tectonic forces, ancient glaciers & lava flows. 🌋🧊 ℹ️: www.dlr.de/en/latest/ne... #planetsci 🔭
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David Mimoun @moonnext.bsky.social · 02/04/2025
A new study led by @isae-supaero.bsky.social researcher @Stott_Alex has proposed a groundbreaking method to monitor Martian weather by converting Nasa Insight's seismic noise into wind data. agupubs.onlinelibrary.wiley.com/doi/10.1029/...
agupubs.onlinelibrary.wiley.com
WindSightNet: The Inter‐Annual Variability of Martian Winds Retrieved From InSight's Seismic Data With Machine Learning
We introduce a neural network to produce wind retrievals from the seismic data on InSight A year-to-year comparison confirms the consistency in the winds at InSight predominantly driven by large ...
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David Mimoun @moonnext.bsky.social · 30/03/2025
🌍🧵 New insights into Earth's inner core have just been published in @naturegeosci.bsky.social ! Let's dive into what researchers have discovered deep beneath our feet. 🔗 Full article here: doi.org/10.1038/s415...
doi.org
Annual-scale variability in both the rotation rate and near surface of Earth’s inner core - Nature Geoscience
Earth’s inner core has both changed its relative rotation rate and deformed in the past few decades, according to an analysis of seismic waves recorded when the inner core occupied the same relative l...
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David Mimoun @moonnext.bsky.social · 29/03/2025
#planetaryscience 🤩🎙️🇲🇭
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