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 ...

From Mercury to Neptune, observers in the United States will get to see this historic planet parade known as a large ...

A planetary conjunction, with the moon and Saturn will occur overnight Jan. 23, NASA said. The rendezvous is what's known in ...

When a planet's orbit brings it between Earth and a distant star, it's more than just a cosmic game of hide and seek. It's an opportunity for NASA to improve its understanding of that planet's ...

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

Skywatchers worldwide are in for a charming cosmic display before the Sun rises Friday, as three celestial bodies will appear in close conjunction. The arrangement of Venus, Saturn and a slender ...

Jupiter, the largest planet in the solar system, will emerge near sunset, stay in view through the night and only dip below ...