A rare alignment of two exoplanets with their star, marking one of the few known exosyzygies, an astronomical event involving ...

A solar conjunction occurs as Venus' orbit carries it into alignment with the sun and Earth. Venus will align with the sun ...

On the heels of a year that brought a dazzling green comet, a rare sunrise eclipse, peak planet viewing, an interstellar ...

Digital illustration of the Solar system. Sun, Earth and planetary Moon, Mars, Jupiter, Saturn, Uranus, Neptune and the dwarf Pluto. A row of planets and a stellar nebula in outer space These ...

An exosyzygy – an alignment of three celestial objects around another star – is predicted to happen later this year, but it ...

A remarkable cosmic event is about to occur when six planets align in the sky. This stunning alignment provides a unique opportunity for stargazers and astronomy lovers to experience a celestial ...

A rare planetary alignment is set to be witnessed this evening in Kenya as six major planets from the solar system which have been aligning peak in a cosmic formation.

So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't ...

Humans should look to planetary alignments outside of the solar system when searching for signatures of extraterrestrial communications, scientists say. The nascent search for radio transmissions from ...