When two giant planets collide, an even bigger world may be born. Based on new simulations, scientists believe that giant gas planets across the universe can often collide and merge into even ...

There are currently 92 moons known to orbit Jupiter. The four largest – Io, Europa, Ganymede and Callisto – were discovered by Galileo Galilei in 1610 when he pointed the first astronomical telescope ...

Dec. 9, 2024 — A NASA Hubble Space Telescope observation program called OPAL (Outer Planet Atmospheres Legacy) obtains long-term baseline observations of Jupiter, Saturn, Uranus, and Neptune in ...

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

Across Yorkshire people have been reacting to the spectacular display in the skies as four planets are in alignment. This ...

Key findings include shifts in Jupiter’s Great Red Spot, Saturn’s seasonal phenomena, Uranus’ polar brightness, and Neptune’s storm activity. These insights, part of NASA’s Outer Planet ...