A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

Astronomers have discovered that the Jupiter, the largest planet in our Solar System, was once so big that it could have held ...

According to their work, Jupiter's radius was once two to two-and-a-half times its current radius—large enough to contain ...

Curious about how many moons Mars has? Discover fun facts about Phobos and Deimos — Mars' two tiny moons — including their ...

Japan is putting its Martian Moons eXploration (MMX) spacecraft through a series of tests ahead of its launch to Mars next ...

Discover interesting facts about how the moon formed, what it's made out of, and the many missions humans have launched to ...

Where did the moon's magnetism go? Scientists have puzzled over this question for decades, ever since orbiting spacecraft ...

A new simulation suggests a massive asteroid impact may have briefly supercharged the moon's magnetic field, leaving behind ...

Scientists may have solved the mystery of why the moon shows ancient signs of magnetism although it has no magnetic field today. An impact, such as from a large asteroid, could have generated a cloud ...

NASA's Perseverance rover is exploring a new Mars region called Krokodillen, which is thought to harbor some of the oldest and most intriguing rocks on the Red Planet.

There have been proposed hypotheses as to how the Moon could have developed a core dynamo. For instance, a 2022 analysis suggested that in the first billion years, when the Moon was covered in molten ...

Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025. Seattle startup Interlune's newly unveiled machine is designed to churn up 110 tons (100 ...