About 700 light-years from Earth, a gas giant nearly the size of Jupiter orbits so close to its star that one face is permanently scorched in daylight while the other never sees the sun at all. The ...

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

Add Yahoo as a preferred source to see more of our stories on Google. Jupiter is already the biggest planet by far in our solar system, but new research suggests it was somehow once even larger than ...

Swipe Down for Full Video Story It sounds like science fiction, but imagining a collision between Jupiter and a black hole ...

The original version of this story appeared in Quanta Magazine. In October, a Falcon Heavy rocket is scheduled to launch from Cape Canaveral in Florida, carrying NASA’s Europa Clipper mission. The $5 ...

CLEVELAND — With so much focus on the total solar eclipse right now, I thought some stellar solar system facts would shake up your universe. Let me take you back to grade school and the solar system ...

CAPE CANAVERAL, Fla. — Mars and Jupiter will give sky watchers an optical illusion this week as they reach the minimum amount of separation in their orbits. On Wednesday, the two planets, the fourth ...

MIAMI — NASA celebrated a key triumph on Tuesday as its $1.1 billion Juno spacecraft successfully slipped into orbit around Jupiter on a mission to probe the origin of the solar system. NASA’s Jet ...

New research suggests the moons of Jupiter and Uranus may hint that our planetary neighborhood once had a third ice giant.

The planet discovered by NASA's TESS is a scorcher and whips around its star in under five days. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Washington, D.C. - After 15 years of observation and lots of patience, the world's premier planet-hunting team has finally found a planetary system that reminds them of our own solar system. At a ...