In the bigger picture, "down" could be defined as being below the plane of the solar system, which is known as the ecliptic.

We have all been taught in school that planets revolve in the same direction as the Earth, i.e., in the counterclockwise ...

Discover how the Earth started spinning, the impact of the Theia collision, and how the Moon's gravity is gradually slowing ...

The universe is always moving. While we've found evidence of rogue black holes and planets, new research suggests that a passing star could be out there somewhere. Unfortunately, If it were to swing ...