A composition photo of images taken during the lunar occultation on Jan. 4 captures the progression of the moon moving in ...

Gianluca Masi from the Virtual Telescope Project captured asteroid 2023 BU when it less than 40,000 km (25,854 mi.) away from Earth earlier this year. It’s closest approach to Earth was about 3,600 km ...

A stunning new photo captures the moon and Saturn engaged in a cosmic game of peek-a-boo. On Jan. 4, Saturn briefly hid behind the crescent moon, escaping the view of skywatchers in Europe, Africa ...

Alinda is one of the five largest near-Earth asteroids, coming closer than 9.3 million miles until the year 2200.

Alinda has made its closest approach to our planet in decades, and it's about to peak in brightness in a rare ...

Don’t space out or you’ll miss it. A once-in-a-generation asteroid broader than the width of Manhattan will be passing by the ...

A massive asteroid, spanning more than two miles across, has just made its closest approach to Earth in decades - but its ...

Venus is particularly bright in the night sky this month, outshining even Sirius, the brightest star. For observers at ...

The Alinda asteroid will be visible with binoculars in a 'once in a decade' event as it brushes past Earth, with its return ...

The inhabitants of Earth are about to witness a unique and unparalleled spectacle in the coming days, when an asteroid larger than all of Manhattan will be visible in several parts ...