Asteroids are not just random rocks — some are massive, fast, strangely shaped, or on trajectories that make scientists pay ...

A niche corner of the commercial space sector is attracting attention from United States national security planners, not because of its economic promise, but because of the technical problems it is ...

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 ...

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 ...

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

Most near-Earth asteroids are thought to drift in from the main asteroid belt. But a small subset may have a much closer origin: the moon. One intriguing example is 469219 Kamoʻoalewa (2016 HO3), an ...

Have telescope, will travel, sometimes really far. The University of Virginia Occultation Group, astronomy undergraduates who observe and track asteroids and small planets, make most of their ...

(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 ...