Unistellar's citizen scientists are using their smart telescopes to engage in planetary defense, research and observational astronomy.

Scientists Warn These Asteroids May Grow ‘More Dangerous’ As They Approach Earth ...

NPR's Ailsa Chang speaks to astronomer Sarah Greenstreet about her team's new discovery of the fastest-spinning large asteroid known to man.

When Joel Sercel thinks about the promise of extracting valuable resources from asteroids for use in space, he recalls other world-changing technologies that exploded when the time and circumstances ...

Scientists warn that certain asteroids could become more dangerous upon entering Earth, potentially complicating asteroid ...

This Hubble Space Telescope image of Vesta shows another of the most massive asteroids in the asteroid belt, a region between Mars and Jupiter. The images are helping astronomers plan for the Dawn ...

This is a colored view of the C-type asteroid 162173 Ryugu, seen by the ONC-T camera on board of Hayabusa2. Source - ISAS/JAXA, CC SA 4.0. This is a colored view of the C-type asteroid 162173 Ryugu, ...

(CNN) — Asteroids contain large quantities of both precious and common metals, and despite the obvious challenges in reaching them, a few startups say these celestial bodies could offer a sustainable ...