Every object in the galaxy is in orbit around the center of the combined mass of the galaxy. The center of mass is often called the "barycenter". In general, small bodies do not orbit large bodies. ... Instead, both of them will orbit around their common barycenter.

Can galaxies orbit other galaxies?

The Moon orbits the Earth, which orbits the Sun, which orbits the center of the Milky Way. ... Galaxies can even orbit other galaxies, and now, an international team of astronomers has discovered a new satellite galaxy around our own Milky Way — and it's a weird one.

Do galaxies orbit black holes?

ESOAstronomers at the Very Large Telescope (VLT) recently found six galaxies orbiting a black hole in the ancient Universe. ... This collection of galaxies, centered around the quasar SDSS J1030+0524, is the oldest, closest galactic cluster ever seen orbiting a supermassive black hole.