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

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

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

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

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 ...

Amateur astronomers (who're you calling amateur?) and casual skywatchers alike are in for a treat this month as the night sky transforms into a pretty busy playground. From a rare six-planet alignment ...

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

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. For five consecutive mornings, beginning on Aug. 17, early ...