Earliest ever supernova sheds light on the first stars

James Webb Space Telescope image of the galaxy cluster containing the SN Eos supernova Astronomers have…

Could aliens and fireflies communicate in the same way?

View at EarthSky Community Photos. | Garth Battista captured this scene of fireflies in the Catskill…

ESA – Sentinel-2A night imaging campaign

After more than 10 years in orbit, the first Copernicus Sentinel-2 satellite, Sentinel-2A, is still finding…

Earth from Space: The fate of a giant

This Copernicus Sentinel-2 image over the South Atlantic Ocean features a close-up view of the A23a…

Earth from Space: The fate of a giant

This Copernicus Sentinel-2 image over the South Atlantic Ocean features a close-up view of the A23a…

You just saved NASA’s budget

What Congress just passed On the morning of Jan. 5, as Members of Congress returned to…

New 60-Meter Frequencies Available as of February 13

01/15/2026 The new 60-meter frequencies approved by the FCC in December will become available to amateurs…

NASA Adds Two F-15 Aircraft to Support Supersonic Flight Research

Two retired U.S. Air Force F-15 jets have joined the flight research fleet at NASA’s Armstrong…

NASA Adds Two F-15 Aircraft to Support Supersonic Flight Research

Two retired U.S. Air Force F-15 jets have joined the flight research fleet at NASA’s Armstrong…

NASA’s SpaceX Crew-11 Wraps Up Space Station Science

NASA’s SpaceX Crew-11 mission with agency astronauts Zena Cardman and Mike Fincke, JAXA (Japan Aerospace Exploration…