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Recent Podcast
A Tour of SDSS J103842.59+484917.7
A Tour of SDSS J103842.59+484917.7
One hundred years ago this month, Albert Einstein published his theory of general relativity, one of the most important scientific achievements in the last century. (2015-11-24)

Learn About Black Holes

Narrator (April Hobart, CXC): If a star has three times or more the mass of the sun and collapses, it can form a black hole.
These bizarre objects are found across the universe within double-star systems and at the centers of galaxies where giant black holes grow.
X-ray telescopes like Chandra can see superheated matter that is swirling toward the event horizon of a black hole.
Chandra has revealed how black holes impact their environments, how they behave, and their role in helping shape the evolution of the cosmos.
See black holes through Chandra's eyes.

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