The clingy planet orbits so close to its star, it triggers powerful explosions of radiation that eat away at its atmosphere.

Meteorites originating from Mars have been discovered on Earth in the past, but none from Mercury. This intrigued planetary scientist Ben Rider-Stokes of The Open University in the UK. His study shows ...

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 ...

In 2025, space exploration enters a new era with missions to the Moon, Mars, and beyond, led by NASA, ISRO, ESA, JAXA, and ...

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

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.

A new gas giant world discovered by citizen scientists using data from NASA's exoplanet-hunting spacecraft TESS is cool, ...