Learn about cryovolcanism, which shapes the surface of icy moons in the outer Solar System by releasing water that ...

New discoveries of objects in the Kuiper Belt have also presented challenges for the Planet Nine theory. The latest is known ...

A comet that was born in another solar system and could be billions of years old is hurdling through Earth’s solar system — a ...

According to the official website of NASA, the NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

Abraham Loeb has theorized that the recently discovered interstellar object 3I/ATLAS could be alien technology, but ASU's ...

Lava planets don’t play by the rules of our solar system. These scorching-hot worlds, some no bigger than Earth, orbit so ...

Until now, astronomers have detected fully formed, massive, newborn planets or observed younger protoplanetary discs, but ...

A controversial new study claims that a ‘hostile’ alien spacecraft could attempt to attack Earth in November. Scientists say ...

I/ATLAS is just the third recorded interstellar object to enter the solar system. However, the scientific consensus is that ...