Outer space contains more incredible phenomenons and unsolved mysteries than anywhere else—and we think it's just fascinating ...

Add Yahoo as a preferred source to see more of our stories on Google. (Credit: NASA/JPL/ASU) A new study with the incredibly exciting title of "Overdispersed Radio Source Counts and Excess Radio ...

In the crowded early Solar System, young planets frequently collided and reshaped each other. But Mercury stood out. It formed unusually close to the Sun. Mercury’s days are longer than its years. It ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The solar system suddenly has a new member. A new object ...

The Gaia telescope spotted more than 6,000 sunlike stars, all of which appear to have migrated from the galaxy's center more than 4 billion years ago. When you purchase through links on our site, we ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system? When you purchase through links on our site, we may earn an affiliate commission. Here’s ...