The Eldest Sibling of Our Milky Way
Gas before forming a disk galaxy: To be cool, or to be hot, that is the question.
What is causing these Little Dippers?
Could exocomets be causing these strange shaped lightcurves?
Disk Destruction in the Trapezium
Sherlocks Holmes investigates the scene of a crime for clues about whodunit. Today’s paper investigates the massacre of circumstellar disks in a star cluster for clues about the cluster itself.
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.
Asteroid vs. White Dwarf
What happens when an asteroid and a white dwarf (WD) meet? The asteroid doesn’t get the better end of the deal — and the WD might end up with a brand new debris disk.
How to Build a Low-Density Super-Earth
Many Super-Earths appear to be less dense than the Earth. How do such planets form? Could a rocky Super-Earth accrete a hydrogen-helium atmosphere in-situ?