The first ever recorded 'planet with a death wish' orbits so close to its host star that it triggers huge flares of radiation ...

Three new full-dome movies will highlight the July schedule at the University of Wyoming Harry C. Vaughan Planetarium.

The dwarf planet Sedna will fly nearer the Sun in 2076. A nuclear rocket or a solar sail spacecraft could reach it within 7 ...

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

An object thought to have come from another star has been seen entering the solar system at high speed, and is expected to ...

So far, two interstellar celestial bodies have been discovered hurtling through the solar system. Evidence of the next one is ...

Studies of 15 M-type stars have revealed new insights into the potential presence of exoplanets. A new study led by ...

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

The innermost of these two planets, a Jupiter-size gas giant called HIP 67522 b, orbits HIP 67522 at a distance of less than 12 times the star’s radius—almost seven times closer than Mercury’s ...

They’re not a perfect match, but it’s way too hot on the first planet for us to hop over and confirm for ourselves.

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

British energy company Space Solar announced it successfully tested an in-space assembly method for its upcoming satellites.