Based on the article
"The halo of M 105 and its group environment as traced by planetary nebula populations",
by J. Hartke et al.
Published in Astronomy & Astrophysics, 2020, 642, A46
The green light from dying stars unveils the presence of an old and metal-poor halo in the outskirts of a giant elliptical in a loose group
- Details
- Published on 07 October 2020