At 5 Lagrangian points (L1-L5) the pull of the Sun, Earth, and Moon balance. Joseph Lagrange (1736-1813) discovered them. L2 is 1.5 million km farther from the Sun than Earth and 4 X farther from Earth than the Moon. It will be home to the James Webb Space Telescope and other advanced space probes.
NASA’s Webb Space Telescope Arrives at Europe’s Spaceport in French Guiana
James Webb Space Telescope’s Journey to Space [Video]