A planet parade like the one beginning tonight is quite uncommon, occurring once every 10-20 years. Here are the planets you ...

Stargazers will get a peek at what's been called a "parade of planets," when up to seven planets may appear to line up.

Pluto likely acquired large moon Charon in a “kiss and capture” collision billions of years ago. It may have created a ...

The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

Smaller gas giants are less likely to survive in such systems, surrounded by clashing planetary titans. With their lower ...

Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even ...

Earth" and a massive outer planet, revealing insights into extreme planetary evolution. An international research team, led ...

Charon is large in size relative to Pluto, and is locked in a tight orbit with the dwarf planet. A new simulation suggests how it ended up there.

The funding, coming from the Infrastructure Investment and Jobs Act, will be used for purchasing new library devices, ...

Accessible to anyone the world over, witnessing the majesty of the solar system, including the Milky Way, and its billions of ...

A very rare treat is about to grace Earth's night skies.

The search for planets beyond our solar system has taken an exciting leap forward, thanks to advancements in space missions ...