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

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

Mars and the moon will also be in conjunction tonight. If you're lucky enough to have clear skies tonight, you can catch a "mini planet parade" as Mars and Jupiter appear alongside a half-lit moon in ...

In March and April 2025, internet users shared a striking image that they claimed showed "Steeple Mountain," a massive point ...

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

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 ...

it has more than all of the other planets combined. Its largest moon, Titan, is the second-biggest moon in the solar system, after Jupiter's Ganymede. It's also larger than the planet Mercury.

Saturn is the sixth planet from the Sun, following Jupiter and preceding ... such as encircling the moon and ring orbits. Saturn's composition Saturn, like its gaseous giant cousin Jupiter ...

Our moon bears a lot of responsibility: Its gravitational pull on the planet influences ocean tides ... In the first part of the 20th century, Jupiter had just a handful of confirmed moons.