Barnard's Star is a small, dim star of the type that astronomers call red dwarfs. Consequently, even though it is one of the ...

Uranus' magnetic field acts in a very different way from other planets. Understanding its nature could be key to finding alien life in the future. You can read more about the scientists' findings ...

Stargazers will be treated to a rare alignment of seven planets on 28 February when Mercury joins six other planets that are already visible in the night sky. Here's why it matters to scientists.

By modeling different scenarios ... life as we know it. The planet’s tilt could become far more erratic, leading to severe ...

The finding points toward two different pathways by which large and small planets form. "What we found is that right around the size of Neptune, planets go from being almost always on circular ...

Could a giant planet between Mars and Jupiter have doomed Earth? A new study suggests that small changes would have been ...