‘Black Widow’ Binary Star Found – Shortest Orbit Ever

Black widow binary stars consist of a neutron star consuming a nearby companion star. Find out how scientists used a new technique to find one of these rare systems, and why their discovery has two other unique characteristics.

Habitable Planet Orbiting Black Hole

Habitable Planets Orbiting Black Holes

Habitable planets orbiting a black hole are the setting for the Christoper Nolan film "Interstellar." Find out what scientists found when they considered the possibility in real life. (4:30 min read)

Three Black Holes in NGC 6240

Three Black Holes Colliding in Galaxy’s Core

Three black holes were discovered in the core of the nearby galaxy NGC 6240 by scientists at the University of Gottingen. Find out how they did it, and what it means for our understanding of the story of our universe. (3:30 min read)