The Invisible Monster Has Two Faces
Every 27.1 years, the ε Aurigae system gets dimmer and stays dim for two years. What is causing the dip in brightness? Have Hoard et al. uncovered the invisible monster?
The Many Modes of Black Hole Accretion
New simulations explore the mechanisms by which black holes grow.
How Do Protostars Brake?
What prevents newly-formed stars from spinning so fast that they break apart? This paper explores the effectiveness of gravitational torque as a braking force.