The Most Distant Quasar Ever Discovered

From ESO-Cast and the European Southern Observatory. Astronomers have discovered the most distant quasar found to date. This brilliant beacon, powered by a black hole with a mass two billion [...]

Warped Galaxy in Turmoil

From HubbleCast and Dr. J. The Hubble Space Telescope has produced a close-up view of the galaxy Centaurus A. Hubble’s multi-wavelength image is the most detailed ever made of this [...]

Where We Stand in the Cosmic Energy Continuum

This is an excerpt from Cosmic Journeys “Cold Sparks & Black Holes.” It’s the start of a journey through the incredible continuum of cosmic energy that produced us. Today, energy [...]

Heartbeat of a Black Hole

This video is based on recent findings made by astronomers using the Chandra X-Ray Observatory and the Rossi X-Ray Timing Explorer of a pulsing “heartbeat” coming from the binary star-black [...]

Hubble Black Hole Probe

From HubbleCast. For centuries, scientists imagined objects so heavy and dense that their gravity might be strong enough to pull anything in, including light. They would be, quite literally, a [...]