Conditions are near-perfect to spot this celestial visitor, which won't appear again in our night sky for another millennium.

Recently discovered interstellar comet 3I/ATLAS have been captured using the European Southern Observatory's Very Large ...

NASA’s Swift telescope spotted signs of water on interstellar comet 3I/ATLAS - proof that water flows far beyond our solar ...

Comet Lemmon is now visible with comet SWAN after sunset while also remaining visible before dawn for Northern Hemisphere ...

ESA’s Mars orbiters captured images of the interstellar comet 3I/ATLAS as it passed close to Mars, revealing its bright, hazy ...

The images offer the closest view yet of comet 3I/ATLAS, famous for being only the third known interstellar object to pass ...

NASA’s Perseverance rover has been exploring the surface of Mars for evidence of ancient microbial life since 2021, but it’s ...

The bright object was actually SpaceX’s Starship, which passed over Florida after launching from Starbase in Texas.

The European Space Agency's two Mars orbiters take their shot at getting pictures of the exotic interstellar comet 3I/ATLAS.

Water is the universal yardstick of comet science, the baseline for measuring how sunlight drives a comet's activity and ...