Tidal Dwarf Galaxy in Front of Spiral Galaxy

Tidal Dwarf Galaxy Reveals Clues About Star Formation

A tidal dwarf galaxy has been the target of an international research team. Discover how their discoveries challenge what we thought we knew about how stars form. (4:30 min read)

Galaxy Formation: Artists' Conception of Wolfe Disk Galaxy

Galaxy Formation: New Wolfe Disk Upends Old Theories

Galaxy Formation in the early Universe was thought to be a chaotic series of collisions. Find out how a newly discovered disk galaxy calls that idea into question. (4:00 min read)