Recently, an exoplanet just a short 15 light-years from Earth was discovered, setting the scientific community abuzz. This ...

Dr. James O’Donoghue, a Japan-based planetary scientist, has made some incredible educational astronomy videos before. Including a video that showcases relative cosmic velocities to understand better ...

Ten events that would unfold if gravity suddenly vanished, beginning with the effects on our bodies and ending with the unraveling of the universe itself.

Alpha Centauri, also known as Alpha Centauri A, is a three-star system. The brightest star, Alpha Centauri A, is quite ...

Our solar system officially houses eight planets, but some scientists say there could be a ninth. And that’s not just Pluto aficionados – evidence suggests a huge undiscovered world lurks on the dark ...

How do you explore the interior of a planet without ever touching down on it? Start by watching the way the planet spins, then measure how your spacecraft orbits it — very, very carefully. This is ...

NASA reports more than 400 gas giants – large gas planets like Jupiter or Saturn – have been discovered outside of Earth's solar system. However, the possibility that a gas planet could exist in the ...