The building blocks of life could have been delivered to Ceres by one or more space rocks from the outer asteroid belt.

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Mars will hide behind the wolf moon Monday night as a result of a phenomenon known as an occultation, a fancy word that ...

Beautiful photos of the six planets aligned in the night sky have emerged online. Mars, Jupiter, Uranus, Neptune, Venus and Saturn are all currently lined up in a row and will be visible in the night ...

The organic material found in a few areas on the surface of dwarf planet Ceres is probably of exogenic origin. Impacting ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.