Ryugu’s samples reveal that water activity on asteroids lasted far longer than scientists thought, possibly reshaping ...

Observations made by NASA's Neil Gehrels Swift Space Observatory have revealed that the interstellar object 3I/ATLAS ...

High above the Sun’s blazing equator lie its mysterious poles, the birthplace of fast solar winds and the heart of its ...

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

Discover Snapchat Planets, the new Solar System feature on Snapchat+ that ranks your best friends as planets. Learn meanings, ...

Solar storms can have a devastating effect on earth's power and communication grids, and the trio of missions may help to ...

ALMA captures surprising activity in comet C/2014 UN271, Bernardinelli-Bernstein comet, the largest ever detected.

For millions of years, a tiny icy fragment wandered through space—like a sealed bottle drifting across a cosmic ocean. This ...

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

Observing 3I/ATLAS in this active phase will give some of the clearest insights yet into the mystery of interstellar comets.

The uncommon interstellar visitor, comet 3I/ATLAS, is captivating astronomers worldwide as it races through our solar system ...

Astronomers found that interstellar object 3I/ATLAS shows an "extreme abundance ratio" of nickel and iron in its gas plume. Astronomers are still poring over data to get a better sense of 3I/ATLAS, ...