500,000 satellites from SpaceX's FCC filing, two published brightness models and the real stars, for any latitude, date and time. Computed in your browser.

Residents in Gary, Indiana and surrounding areas are struggling to stay cool, fed and connected after storms cause prolonged power outages.

Forget about the ancient Greek myth of Icarus. For the last 10 years, Jenna Samra, Ph.D. ’18, and her colleagues have been pushing technology to fly closer to the hottest part of the sun. Samra, an as...

A successful rescue of the Swift space observatory could be a good omen for the Hubble Space Telescope.

If the supernova remnant is confirmed, it would be one of the closest to the supermassive black hole that lies in the center of the Milky Way

Black in Astro, co-led by an astronomy postdoc at UC Santa Cruz, welcomes all to join the grassroots organization’s virtual conference to find inspiration and connection in a vibrant global community

At least 18 NPR journalists have accepted buyouts and another 10 have been laid off as the public media network attempts to save money and reorganize the newsroom.

View Martin Charles Weisskopf's obituary, send flowers, find service dates, and sign the guestbook.

Buy Why Space Will Freak You Out by Kimberly Arcand, Megan Watzke from Waterstones today! Click and Collect from your local Waterstones or get FREE UK delivery on orders over £25.

Opinion | Explaining and defending knowledge is as essential to the scientific enterprise as publishing research.

Hubble takes a fresh look at the Crab Nebula revealing, in unparalleled detailed, the aftermath of a supernova and how it evolved over 25 years.

The letter X can be a lot of things: rebellious, mysterious, religious. For this Word of the Week, we examine its origins and many uses.