Though the rings appear solid from afar, they’re actually a dynamic, rotating system of icy debris. One theory suggests they ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

Scientists have found thousands of planets outside our solar system, called exoplanets, throughout the galaxy. This artist’s ...

Nasa has discovered over 6,000 exoplanets - planets outside our Solar System and continue to search for Earth-like worlds ...

Earth is the only planet in our solar system with a single moon, making it a rare phenomenon for a planet of its kind.

Since astronomers found the first planets outside our solar system in 1992 and the first planet around a sunlike star in 1995 ...

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

The space around Uranus just got a bit more crowded.Astronomers using the James Webb Space Telescope recently announced the ...

On September 5, 1977, the power situation was a good deal healthier when the mission got underway. Launched just over two weeks after Voyager 2, Voyager 1 was scheduled to make flybys of Jupiter and ...

Since its discovery, astronomers have been frantically trying to gather as much information as they can about the newest ...

Liquid uranium rockets could make the Red Planet a six-month commute.