When millions of people turn off their lights for Earth Hour each year, something remarkable happens in the night sky above ...

Orion, Pleiades, and Hyades may be stages of one star system’s life, revealing how star clusters form and change.

The coming week will see the gas giant Saturn return to the Northern Hemisphere's late night sky, after spending the last few ...

Mercury is notoriously difficult to see from Earth, thanks to its proximity to the Sun. But on July 4, Mercury reaches its ...

July's third quarter moon phase occurs at 8:38 EDT (0038 GMT) on July 17. At this moment, skywatchers in the northern ...

The Earth is currently edging into three active meteor debris fields: the Southern Delta Aquariids, the Alpha Capricornids ...

Perseids meteor shower lighting up the UK skies. Discover the science behind the spectacle, peak dates, and top viewing tips ...

The meteor shower occurs annually from about July 17 to Aug. 23, typically peaking in mid-August, according to the American ...

The visual journey unveils what the stars in the night sky truly are, using authentic images captured from Earth. With the ...

The possible aurora borealis coincides with the Perseids meteor shower, with hundreds of meteors likely visible in the night ...

One of the most famous and active celestial events of the year will begin streaking across the Australian night sky from ...

The Perseid meteor shower will be lighting up the summer night sky beginning in July. But it won't peak until August. Here's ...