In celestial mechanics, the Lagrangian points (/ləˈɡrɑːndʒiən/; also Lagrange points, L-points, or libration points) are positions in an orbital configuration of two large bodies where a small object affected only by gravity can maintain a stable position relative to the two large bodies. —Wikipedia
Here is a timelapse view at one year in the life of Planet Earth as seen from a camera one million miles away.
- A One Year Timelapse of Earth From a Million Miles Away —Twisted Sifter
- Deep Space Climate Observatory — DSCOVR