Planetary Society CEO Bill Nye spoke at a "Save NASA Science" press conference on the steps of the U.S. Capitol building in ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

Explore the fascinating worlds of Planetary Science and Geophysics, uncovering mysteries of the cosmos and Earth's processes.

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

The growth spurt hints that the free-floating object evolves like a star, providing clues about rogue planets’ mysterious origins.

One of the most notable properties of the giant planets in our solar system—Jupiter, Saturn, Uranus and Neptune—are the ...

Astronomers have observed a massive growth rate in a free-floating rogue planet that’s gobbling up gas and dust at a record ...

As the world mourns Jane Goodall, the pioneering chimpanzee scientist and campaigner who died last week aged 91, it's worth ...

Test your knowledge on all things science with our weekly, free crossword puzzle! If you enjoyed this, see how quickly you ...

Astronomers have uncovered a runaway feeding frenzy in a rogue planet drifting freely through space, devouring six billion ...