M81-M82-NGC3077

Description and Details:

Messier 81 (M81), also known as Bode’s Galaxy, is a grand-design spiral galaxy located about 12 million light-years from Earth in the constellation Ursa Major. It is one of the brightest galaxies visible from the Northern Hemisphere and a popular target for amateur astronomers due to its well-defined spiral arms and luminous core. M81 contains a supermassive black hole at its center and exhibits active star formation, particularly along its sweeping arms. Its relatively close distance and face-on orientation make it an important object for studying galactic structure and evolution.

Nearby lies Messier 82 (M82), often called the Cigar Galaxy because of its elongated shape. In contrast to M81’s orderly appearance, M82 is a starburst galaxy undergoing intense episodes of star formation, likely triggered by gravitational interaction with M81. This interaction has caused massive flows of gas and dust, fueling the creation of new stars at a rate far higher than typical galaxies. M82 is also known for its dramatic outflows—vast streams of ionized gas blasting out from its core—making it a striking example of how galactic collisions can profoundly shape cosmic environments.

ASI 2600 air
Takahashi Epsilon 130
ioptron GEM45
siril,pixinsight,photoshop

Copyright: Paul Agnelli