Recent flybys of the fiery world refute a leading theory of its inner structure — and reveal how little is understood about ...

View a brilliant morning star, enjoy dark skies during New Moon, and take in plenty of deep-sky targets in the sky this week.

There are a lot of things in Earth's night sky, and every now and again, they line up in such a way to give us all a little ...

The morning of April 24 will give rise to a striking mini-planetary parade, as Mercury, Venus, Saturn, Neptune, and Earth's ...

It turned out that the star was dimmer than expected and not swelling to consume its planetary meal as scientists had surmised. The team believes the former planet was roughly similar to Jupiter’s ...

Juno is scheduled for an upcoming flyby of Jupiter on May 7, during which it is set to carry out a close approach of the ...

The first full moon of spring, also known as the pink moon, will light up the sky on Saturday night, April 12 The first full moon of spring, also known as the pink moon, will light up the sky on ...

That means the star couldn’t have engulfed its planet directly, as originally proposed. Instead scientists now think that the planet was originally about the size of Jupiter but orbited closer ...

Using a lunar sample obtained last year, Chinese researchers believe that the insides of the moon’s far side are potentially drier than its near side. Their discovery, published in the journal ...

We've never seen Saturn looking like this before. New images beamed back from the Cassini spacecraft show Saturn's distinctive rings in unprecedented detail. While the rings, as a whole, look like ...

Jupiter’s four largest moons – Io, Europa, Ganymede and Callisto – were the first ever discovered orbiting another planet ... more about the formation of its beautiful rings.

These spectacular lights resemble those seen on Earth, where they're generated when energetic particles interact with our planet's magnetic ... been exploring Jupiter and its moons since 2016.