NASA and SpaceX delay astronaut recovery mission; Spanish fossils may reveal unknown human species, while astronomers ...

Scientists are rethinking how to detect alien life by focusing on planets vastly different from Earth. Instead of searching ...

Consequently, even though it is one of the closest stars to Earth, such that its light takes only six years to get here, it is too faint to be seen with the naked eye. Now, four small planets have ...

Rocket Lab will launch a private radar imaging satellite to orbit tonight (March 14), and you can watch the action live ...

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