Unlike typical comets, ‘Oumuamua lacks rock or carbon-rich material. It is also much more elongated than other comets. It ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an ...

Astronomers simply can't shake the feeling that there's something really off about interstellar object 3I/ATLAS. The ...

A new trans-Neptunian object, 2017 OF201, has been found with a vast orbit and potential dwarf planet size. The finding hints ...

Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to pass our way.

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

Smithsonian researchers analyzed fragments of the near-Earth asteroid and discovered water-rich clays that hint at a distant ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

If we set off in a spaceship traveling at the speed of light from Earth, we would reach the Moon in just 1.3 seconds. The distance of 380,000 kilometers between the Earth and the Moon is merely a ...