What’s going on in Orion’s head?
A wealth of observations tell an active accretion story within the Lambda Orionis Star Forming Region, at the head of the Orion constellation.
A Novel Approach of Determining the Mass-loss Rates of Massive Stars
These authors describe a novel method to determine the mass-loss rates of massive runaway stars.
Does AGN feedback trigger star formation?
Active galactic nuclei are some of the most luminous objects in the universe. This paper explores how feedback from AGN could trigger star formation in their host galaxies.
The Mystery of Ultra-Luminous X-ray Sources
Does the existence of mysterious, ultra-luminous X-ray sources indicate that black holes may become more massive than previously thought?
Does this disk make my collapse look brighter?
What happens when a neutron star collapses into a black hole? What kind of signal could we expect to see? These theorists have some ideas…
On the Origin of Galaxy Bars
We know that some spiral galaxies have central bars, and some don’t. But do we know why? In this paper, the authors explain some of the factors that influence the creation of spiral bars.