The monstrous 85-mile-wide comet C/2014 UN271 is the second most distant body originating from the Oort Cloud found to be ...

Can we really reach another solar system? This video explores how humanity might colonize Proxima Centauri B, our closest potentially habitable exoplanet, located in the Alpha Centauri system. We ...

To reach Earth’s closest star system, Alpha Centauri, scientists are building a laser-powered spacecraft. To pull off ...

Home » Energy » Laser Sail for Future Alpha Centauri Mission Now Costs $25 Million, Not $200 Billion. Laser Sail for Future Alpha Centauri Mission Now Costs $25 Million, Not $200 Billion. ... Anyway, ...

Retired NASA agent Joseph Gutheinz dismisses UFO claims, noting interstellar travel would take 70,000 years and suggesting military secrecy is behind many UFO sightings.

Southern astronomers get to see the Milky Way’s core overhead and enjoy many star clusters and nebulae that are hidden for us ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.

The NSF–DOE Vera C. Rubin Observatory is set to revolutionize our knowledge of the solar system's "small bodies"—asteroids, comets and other minor planets.. The Rubin Observatory, under ...

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

A computer visualization maps small bodies in the solar system that are expected to be observed by the Rubin Observatory during the 10-year Legacy Survey of Space and Time. Red indicates near ...

The sun is unique in that it's the only star in our solar system. Up to 85% of stars have at least one companion star. The sun contains over 99% of the mass of our entire solar system.