Analyses of its emissions using NASA’s Neil Gehrels Swift Observatory indicate that the interstellar comet probably has a ...

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

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously ...

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

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

Interstellar comet 3I/ATLAS is just the third such object ever confirmed to have entered our solar system. It has attracted ...

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

The interstellar comet 3I/ATLAS does not come from our corner of the Milky Way, and may be a time capsule of the early galaxy ...

NASA confirms 3I/Atlas poses zero threat, with its closest Earth approach a safe 270 million kilometres on 21 July 2025—over ...

NASA's Perseverance Mars rover may have captured an image of interstellar comet 3I/ATLAS streaking across the sky above the Red Planet.

Astronomers just caught a rare glimpse of an interstellar comet as it zoomed past Mars. Images of the object, dubbed 3I/ATLAS ...

A new comet discovered this month, called C/2025 R2 (SWAN) or SWAN25B, may soon be visible this fall for stargazers who know ...