Venus is the hottest planet in the solar system due to its thick carbon dioxide atmosphere, trapping heat as part of a ...

Modern astronomers now have an advanced understanding of many of the objects in the night sky, and have even determined that ...

Pluto was discovered in 1930 in Arizona, but in 2006 scientists decided to cut Pluto from the planetary line up. Here is why ...

A team of astronomers poring through old astronomical data may have seen a candidate for the elusive Planet Nine – a ...

"A planet orbiting not just a binary, but a binary brown dwarf, as well as being on a polar orbit, is rather incredible and ...

"The extent of the tail is gargantuan, stretching up to 9 million kilometers [5.6 million miles] long," said MIT astronomer ...

An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...

One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

Scientists may have found a new Tatooine-like planet outside the solar system that orbits two failed stars. NEW YORK (AP) — A ...

Once the quirky underdog of our solar system, Pluto held planetary status until 2006, when it got a cosmic demotion that still stings space fans. Discovered in 1930, Pluto was the ninth planet for ...