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 ...

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 ...

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

The internet has been abuzz with the possibility of sky watchers seeing a “smiley face” in the eastern sky above the horizon on Friday morning before dawn. Just so you know, some of the graphics used ...

A lucky alignment of space- and ground-based telescopes has enabled researchers to nail down the mass of a rogue planet for the first time. Unlike worlds in our Solar System, rogue planets do not ...

Three planets will be visible together in a mini 'planet parade' between May 20 and 24 Getty Rise and shine, there’s a cosmic treat in store! As the moon wanes after its last-quarter phase, the ...