Have you ever wondered why all the planets in our solar system– whether it’s rocky Earth or massive Jupiter– are round? It’s ...

Scientists have discovered the exact point where gravity is weakest on Earth, leaving people feeling "lighter". After ...

Brian Cox: Gravity is the force that keeps our feet firmly rooted to our planet. Yet although it may appear constant and unchanging, this force varies on all the planets in the solar system and on ...

NASA scientists have discovered an electric field encompassing Earth’s atmosphere that is as “fundamental” as gravity — and could even give clues about possible life on other planets.

Only the three stars that make up the Alpha Centauri system lie closer to us. The planets newly discovered around Barnard’s ...

Barnard's Star is the second-nearest star system to Earth, and four tiny planets have been discovered around it ...

When you was at the top and at the lightest, it's like being on a planet with less gravity, like Mercury. But when you was at the bottom on that bouncy part where you felt a bit heavier ...

A 40-year-old space enigma has been unraveled: a white dwarf star at the center of the Helix Nebula has been annihilating a ...