Picture This

SOFIA captures magnetic tapestry at the core of M82

23 April 2019 Astronomy Now

M82, a favourite target for amateur and professional astronomers alike, is the nearest starburst galaxy with a brilliant core 100 times more luminous than the Milky Way’s. Astronomers have detected and mapped the galaxy’s magnetic field in a dramatic composite image.

News

Large galaxies’ appetite for growth revealed in streams of stars

5 August 2015 Astronomy Now

An international team of astronomers has used a highly sensitive instrument on one of the world’s largest telescopes to witness a dominant galaxy, Messier 81 in Ursa Major, ingesting the stars of its near neighbours. The gravitational pull of M81 was shown to distort the shapes of adjacent galaxies, pulling their stars into long tails in a process called tidal stripping.