In the northwest section of Ursa Major the Great Bear sits the magnificent spiral galaxy M81 (NGC 3031). At magnitude 6.9, ...

Located in the northern constellation of Ursa Major, which also includes the Big Dipper, nearby galaxy Messier 81 is easily visible through binoculars or a small telescope. M81 is located at a ...

NAOJ: Observations with Subaru Telescope’s Prime Focus Camera (Suprime-Cam) have revealed an extended structure of the spiral galaxy Messier 81 (M81) that may hold a key to understanding the formation ...

This week’s naked-eye object is Regulus (Alpha [α] Leonis), Leo the Lion’s brightest star. It’s easy to find in February low in the east after sunset. But a closer look will show you that Regulus is ...

PASADENA, Calif. — The faint dwarf galaxies in a nearby galaxy group seem to have missed the memo. Instead of being dispersed evenly around the group’s most massive galaxy, which is what happens in ...

M81 is one of the spiral wonders of the night sky. It joins neighboring galaxy M82 to make one of the most dynamic pairings of galaxies in the high northern heavens. At 12 million light-years distant, ...

The galaxies are found about 12 million light-years from Earth in the constellation Ursa Major When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Observations with Subaru Telescope’s Prime Focus Camera (Suprime-Cam) have revealed an extended structure of the spiral galaxy Messier 81 (M81) that may hold a key to understanding the formation of ...