Researchers discovered a new 'tiny' moon using NASA’s James Webb Space Telescope, the largest, most powerful telescope ever launched into space.

A team of astronomers announced Tuesday that a new satellite measuring roughly 90 football fields across was discovered around the seventh planet from the sun. The moon, which was first seen by NASA’s James Webb Space Telescope on Feb. 2, joins a busy neighborhood of 28 other known moons around Uranus.

NASA’s James Webb Space Telescope has found a previously unknown moon orbiting Uranus.