A NASA satellite image shows a volcano on Russia’s Kamchatka Peninsula that has awoken after more than 400 years of slumber.

About the size of a full-size pickup truck, a newly launched satellite by NASA and its partners will provide ocean and ...

The Sentinel-6B is the second of two satellites in a $1 billion program to monitor sea levels over a full decade.

A Falcon 9 rocket topped with an ocean-observing satellite launched into space Sunday night from California's central coast.

Harvard scientist Avi Loeb speculated that NASA’s recently released photos of 3I/ATLAS could potentially point to its ...

‘Sentinel-6B’ is an Earth-observing satellite jointly developed by NASA and US and European partners to observe the ocean and ...

The Sentinel-6B satellite arrives in California for launch, ready to measure sea level with unprecedented climate accuracy.

NASA released images of an interstellar comet flying past Mars, and scientists expressed doubt about the possibility that it ...

After weeks of silence, NASA has officially dismissed speculation that 3I/ATLAS has anything to do with aliens.

After more than four centuries of lying dormant, the Krasheninnikova volcano erupted in August, sending clouds of ash to the ...

NASA ISS livestream switches to a signal-loss slate after a bright object crosses the frame, sparking UFO questions online as NASA cites routine automated handoffs.

In 2026, a first-of-its-kind spacecraft—launched on a rocket dropped out of a plane—will attempt to save NASA’s Swift ...