Using X-ray observations from XMM-Newton, this paper studied the chemical makeup of the hot gas around the galaxy M86, which is being stripped as it moves through a cluster. They found that the galaxy’s core still holds onto its enriched gas, and that part of the stripped material likely comes from a past galaxy collision—not just the core being peeled away.
How do you distinguish between home-grown and imported stars in the Milky Way? You use the Gaia space observatory, of course!
What do you get when baby galaxies crash and light up in UV? A surprising early signature of cosmic dust.
Today’s bite features the beautiful red nova, ZTF SLRN-2020, and how its beauty may be the dying breath of a planet.
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.
Our most comprehensive view yet at how the stringy nebula behaves, and what that tells us about the fossil star at its centre…