For 20 years, NASA’s ALaMO Observatory has tracked meteors and lunar impacts, providing continuous data on space hazards and ...

NASA announced that its Carruthers Geocorona Observatory has reached its intended "halo orbit," putting the spacecraft in a position to record the first repeated observations of the geocorona. The ...

NASA’s Carruthers Geocorona Observatory studies Earth’s exosphere, capturing ultraviolet images to monitor atmospheric changes and hydrogen escape from the outermost layer.

NASA's Earth-observing satellites captured 12 significant events in 2025, revealing the planet's dynamic systems, from the Palisades fire burn scar in Los Angeles to the aftermath of a glacier ...

PARIS — Melting glaciers and ice sheets are raising sea levels while the Arctic is poised to log one of its worst winters on record. Here are some key points about the planet’s ice as human-induced ...