YR4 now has a 2.3% chance of impacting Earth in 2032, prompting ongoing observations. Ground-based telescopes will track it ...

Observatories in Chile’s Atacama Desert, including the world’s largest optical telescope, could be blinded by light pollution ...

If an extraterrestrial civilization existed with technology comparable to ours, would they be able to detect Earth?

Experts are tracking asteroid 2024 YR4, which has a 1.2% chance of impacting Earth in 2032. Observations continue to refine ...

On a clear spring evening in Michigan, the stars aligned — just not in the way Upfront Ventures partner Nick Kim expected. He ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.

A research team led by Dr. Sofia Sheikh of the SETI Institute, in collaboration with the Characterizing Atmospheric ...

Dozens of boxes holding mirrors are placed along a remote desert hill in northern Chile as workers make progress in the ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Observatories on Maunakea and Haleakalā are actively tracking 2024 YR4 to refine its trajectory. In 2022, UH was instrumental ...

A recently discovered, sizable asteroid may come within striking distance of Earth in less than eight years. But although the ...