Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

The neutrino was 30 times more energetic than any other previously observed particle of its kind. Scientists still don’t know ...

While millions of people have been able to enjoy checking off seeing this incredible natural wonder from their bucket list, ...

A unique dataset of Type Ia supernovae being released today could change how cosmologists measure the expansion history of ...

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision.

The Tarantula Nebula, also known as 30 Doradus, is revealed in an unusual light in this exceptionally deep Chandra X-ray ...