A new satellite called Sentinel 5A has started sending back its first images, capturing fresh views of Earth's ozone hole.

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...

A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

Researchers at the University of Hawaiʻi Institute for Astronomy (IfA) are helping reshape how scientists study the sun. The ...

New images taken with the Gemini North telescope in Hawaii confirm that the interstellar comet 3I/ATLAS has gotten brighter ...

NASA's Solar Dynamics Observatory captured a magnetic filament erupting on the Sun. The filament was "connected to sunspot AR3229" triggered a long duration M3-class flare and resulting coronal mass ...

An interstellar comet named 3I/ATLAS, originating from outside our solar system, is passing through. NASA recently released new images of the comet, which is being studied by astronomers worldwide.

NASA has released new 4K HiRISE footage revealing unexpected features shifting across dune fields on both Mars and Earth. The imagery shows patterns that appear to move, expand, or reshape at rates ...

NASA will livestream new 3I/ATLAS images today, Wednesday, Nov. 19, 2025, amid increased public interest in the mystery of the interstellar object after Harvard University astrophysicist Avi Loeb ...

The NASA Space Weather Program studies how weather in space affects not only humans on Earth, but also how it could create challenges for astronauts and spacecraft on missions. Space weather is a term ...

The Earth is reflecting less and less sunlight into space, especially in the Northern Hemisphere. The decline over the last 20 years is clearly measurable, as current NASA data shows. A research team ...