The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

A quiet, glowing gas cloud has been hiding in plain sight not far from Earth. For decades, astronomers have predicted that ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

The "new stars" are best seen from the Southern Hemisphere, but people have spotted them from the United States by looking ...

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

Our solar system is a pretty wild place, full of amazing stuff. From the giant Sun to the tiny rocks floating around, there’s ...

To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

What processes during the formation of Pluto's largest moon, Charon, potentially led to it having cryovolcanism, and even an ...

If you looked at the churning clouds near Jupiter’s pole, they appear like ocean currents on Earth — as if you’re looking at ...

How Many Planets Are There in the Solar System? There are 8 planets in our solar system. The planets orbit the Sun in elliptical trajectories, and they are all different in size, composition, ...

Uranus, the mysterious ice giant, has 27 known moons, each named after literary characters from Shakespeare and Alexander Pope. Unlike other planets, its moons have a distinct, almost ...

The solar system is home to bizarre moons like Enceladus and Callisto, each unveiling nature’s wonders and some of science’s most remarkable discoveries.