
Testing The Waters: Determining The Origin of The Cocytos Stream
How do you distinguish between home-grown and imported stars in the Milky Way? You use the Gaia space observatory, of course!
How do you distinguish between home-grown and imported stars in the Milky Way? You use the Gaia space observatory, of course!
BANG! That’s the sound of a new study of the Bullet Cluster that digs deep into where the system’s dark matter is and what properties it may have.
All dark matter, no stars? Is that even possible? That’s just what these authors are trying to determine in today’s article!