Leo I is a dwarf spheroidal galaxy in the constellation Leo. At about 820,000 light-years distant, it is a member of the Local Group of galaxies and is thought to be one of the most distant satellites of the Milky Way galaxy.

Celebrate the return of Leo with our deep-sky exploration of galaxies located in the constellation, which includes objects from the Messier Catalogue and M96 Group members. Download a PDF chart to help you take our tour of Leo at your telescope.

The Leo Triplet (also known as the M66 Group) is a small group of galaxies about 35 million light-years away [5] in the constellation Leo. This galaxy group consists of the spiral galaxies M65, M66, and NGC 3628.

Leo II (or Leo B) is a dwarf spheroidal galaxy about 690,000 light-years away in the constellation Leo. It is one of 24 known satellite galaxies of the Milky Way. [4] Leo II is thought to have a core radius of 178 ± 13 pc and a tidal radius of 632 ± 32 pc. [5]

Jan 16, 2025 · Leo P is a star-forming galaxy located about 5 million light-years away in the constellation Leo. A team of scientists collected data from about 15,000 stars in Leo P to deduce its star formation history.

Leo I is a dwarf elliptical galaxy. It belongs to the Local Group and is a distant companion of our Milky Way. According to measurements published on Simbad, this dwarf galaxy is 0.198 Mpc to 0.26 Mpc (645'800 to 848'000 light-years) away and …

Jan 19, 2025 · Researchers led by Kristen McQuinn of the Space Telescope Science Institute (STScI) have used the James Webb Space Telescope (JWST) to investigate Leo P, an isolated dwarf galaxy located 5.3 million light-years from Earth.

Mar 20, 2019 · Springtime is galaxy time. Only 30 million light years away, the Leo I Group and nearby Leo Triplet entice the eye with an assortment of bright spiral and elliptical galaxies. This trio of galaxies is one of the Leo I group's highlights.

Jan 1, 2024 · Leo I lies some 830,000 light-years away, which makes it the Milky Way’s fourth most distant satellite. It has a diameter on the order of 2,000 light-years and a mass of roughly 25 million...

Apr 2, 2025 · The galaxy group is about 100 million light-years distant, far beyond the spiky foreground Milky Way stars, toward the constellation Leo. The two spiral galaxies in the center of the image are edge-on NGC 3190 with its distinctive, warped dust lanes, and S-shaped NGC 3187. Along with the bright elliptical, NGC 3193 (above and left) they are ...