Science ❯ Astrophysics ❯ Cosmology

Galactic Dynamics

Galaxy Collision Milky Way Galaxy Ram-Pressure Stripping Star Clusters Galaxy Interactions Three-Body Interactions Simulations S-stars Milky Way Star Migration Milky Way Escape Velocity Star Formation Emission Sources

Gaia Finds Thousands of Solar Twins, Tying the Sun to a Mass Migration Across the Milky Way

The pattern points to a central bar in formation that drove outward movement of Sun-like stars, offering a constraint on when the bar emerged.

Dark Matter Core Model Challenges Black Hole at Milky Way’s Center

Simulations Link Hypervelocity White Dwarfs to Double-Detonation Hybrid White Dwarf Mergers

Milky Way’s Fate Hinges on 50-50 Odds of Andromeda Collision