Scientists believe the exoplanet HD 20794 d, six times the mass of Earth, could harbour liquid water on its surface.

Current data shows 2024 YR4 is the only known large asteroid with an impact probability above 1%. NASA reminds people that ...

HD 20794 d, with a mass six times that of Earth, orbits a star similar to our sun. The planet’s location within the habitable ...

CINCINNATI (WKRC) - A newly discovered ... be habitable. The planet is a mere 20 light years away, which certainly isn't nearby, but it's still one of the closest Earth-like exoplanets that ...

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

A recently discovered asteroid that ... a slightly increased risk of affecting Earth. Named 2024 YR4, the asteroid has a 2.2% chance of hitting our planet on December 22, 2032, according to ...

An amateur astronomer submitted evidence of a new ... Earth, there is currently no legislation that forces them to do the same for spacecraft and debris that escape Earth's gravity, like the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Space agencies are ...

An amateur astronomer submitted evidence of a new near-Earth asteroid ... products in orbit around Earth, there is currently no legislation that forces them to do the same for spacecraft and debris ...