Quasar Origins Explained by Studying Distant Galaxies

Quasar origins have been a mystery to astrophysicists since they discovered these quasi-stellar radio sources sixty years ago. Find out how a team of researchers have discovered that quasars ignite when galaxies collide.

Massive Early Galaxies Discovery Could Be ‘Universe Breaker”

Massive early galaxies emerged from a review of the James Webb Space Telescope’s first dataset. Find out why current science says they shouldn’t exist, and what this means for our understanding of the Big Bang and galaxy formation.

Webb Telescope Optics Meet Expectations

The James Webb Space Telescope team has announced that they've completed a key stage in deploying its primary mirror. Find out why NASA now confirms that the telescope's audaicious design will deliver on its demanding science goals.

James Webb Space Telescope Unfolds Its Mirror

The James Webb Space Telescope has now unfolded its sophisticated mirror system. Find out why its program manager called this “a remarkable feat for our team, NASA, and the world.”

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)