Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

These strange objects could explain how water arrived on Earth, but may also be a previously unrecognised threat to our ...

If Jupiter swallowed every planet in the solar system, it would become an enormous cosmic giant far larger than anything else ...

Venus and Jupiter, the brightest planets in our solar system, are about to make their closest approach during their August ...

These linkups happen when several planets appear to line up in the night sky at once. Such parades are fairly common, ...

Dive into the cosmic mystery of the Late Heavy Bombardment (LHB), a proposed period around 3.8 to 4 billion years ago marked ...

A new study on Uranus has found it is hotter than we thought, prompting scientists to suggest we should return to the ice giant.

The solar system’s smallest planet is just now becoming visible before dawn. Bright Jupiter and Venus point the way.

Jupiter and Venus will appear closest over Aug. 11-12, according to NASA, appearing as if they’re “grazing” each other despite still being millions of miles apart. It comes as a popular meteor shower, ...

Oregon stargazers have plenty of reasons to look up in August – a month marked by meteor showers, planetary conjunctions, and ...

One of the brightest stars in the night sky seems to be orbited by a planet like Jupiter. The news is sure to cheer fans of the Avatar series, which centers on a moon that orbits a fictional gas giant ...

The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up next to the "King of the Planets" as it voyages through the stars of the constellation Gemini.