Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar ...

A meteor shower, a planet sighting, and a full moon. Here's how to see all of space's eye-catching activity in July.

To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

The Solar System seems calm, but that tranquility is fragile. Now imagine one day looking up and spotting something ...

The sun rises from the east, and sets in the west - this is a well-established fact for the longest time, and this is due to ...

New research shows there is at least a 40% chance of the existence of Planet Nine, but scientists are still looking for ...

Astronomers have detected evidence of an exoplanet that would be the first to be discovered by the JWST. Using NASA’s James ...

The Voyager probes we sent from Earth back in the 70s found an incredible 'wall of fire' at the edge of our solar system ...

Wide-orbit planets are fairly common according to the study, and there's a good chance we have one of our own.