A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

The dataset covers the period between September 2004 and December 2023 and will enable researchers to explore and model some ...

Peculiar bursts of energy called chorus waves have been detected in deep space far from our planet, suggesting they could ...

BS4 may be anywhere between 17 and 40 feet across, and will approach at about twice the distance between the Earth and moon.

All planets revolve around the sun along the same orbital plane ... it looks as though they are aligned as they path Earth, ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade ...

Mars will be making its closest approach to Earth in two years, and thus, the mighty red planet, named for the god of war ...

While the planets are technically always "aligned" along the same plane in our sky, seeing so many at once is a special ...

An asteroid that orbited near Earth for a few months as a mini-moon may be a chunk of the moon that was blasted off by an impact thousands of years ago.

A new study finds that the rate of ocean warming has more than quadrupled over the past 40 years — and pinpoints why.

Scientists have captured faint magnetic signatures resulting from the tidal movement of seawater across the planet — and they ...