This Copernicus Sentinel-2 image over the South Atlantic Ocean features a close-up view of the A23a iceberg, once the world’s largest. The unusually cloud-free image shows the first signs that
This Copernicus Sentinel-2 image over the South Atlantic Ocean features a close-up view of the A23a iceberg, once the world’s largest. The unusually cloud-free image shows the first signs that
What can water in Jupiter’s atmosphere teach scientists about the planet’s composition? This is what a recent study published in the Proceedings of the National Academy of Sciences hopes to
On Jan. 11, 2026, I watched anxiously at the tightly controlled Vandenberg Space Force Base in California as an awe-inspiring SpaceX Falcon 9 rocket carried NASA’s new exoplanet telescope, Pandora,
Blue Origin’s plans for the launch of its NG-2 mission, carrying NASA’s ESCAPADE payload, were derailed not by the tumultuous weather in Florida, but by cosmic phenomena. The initial launch
A reddish-brown sporophyte can be seen at the top center of a leafy gametophore. This capsule contains numerous spores inside. Mature sporophytes like these were individually collected and used as
WARSAW, Poland — The European Space Agency and Lithuanian space startup Astrolight are building the first optical ground station (OGS) in Kangerlussuaq, Greenland as a way to bolster ground communications
A pilot signals to a crew member before takeoff from NASA’s Armstrong Flight Research Center in Edwards, California, on Aug. 21, 2025. Accompanying him in the high-flying ER-2 aircraft is
Forty light-years away, seven Earth-sized planets orbit around a dim red dwarf star in one of the most tightly packed planetary systems ever discovered. The TRAPPIST-1 system has captivated astronomers
Keith Cowing Explorers Club Fellow, ex-NASA Space Station Payload manager/space biologist, Away Teams, Journalist, Lapsed climber, Synaesthete, Na’Vi-Jedi-Freman-Buddhist-mix, ASL, Devon Island and Everest Base Camp veteran, (he/him) 🖖🏻 Follow on
View at EarthSky Community Photos. | Garth Battista captured this scene of fireflies in the Catskill Mountains on June 23, 2025. Garth wrote: “Mountaintop fireflies! One firefly’s path seems to






