Pluto & Charon

Pluto & Charon

Pluto and its moon Charon are mutually tidally locked. This means they are both always facing each other with the same hemispheres, so Charon would appear to be "fixed" in a point in the sky from the surface of Pluto rather than rising or setting.

Previous Fact Next Fact
Categories: ScienceSpace

Latest FactRepublic Video

32 Incredible Easter Eggs You Missed in Harry Potter Movies