Leo I

dwarf spheroidal galaxy · one of the Milky Way's most distant satellites

830,000 light-years from Earth

It lies a third of a degree north of Regulus, the bright star at the heart of Leo, whose glare makes it hard to see. One of the Milky Way's most distant satellites, it swung past our galaxy about a billion years ago.

• 830,000 light-years · 0.34° from the star Regulus
• passed closest to the Milky Way about 1 billion years ago

kind

galaxy

size

6,600 light-years across