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Recent Podcast
A Quick Look at Ring Galaxy AM 0644-741
A Quick Look at Ring Galaxy AM 0644-741
Astronomers have used NASA's Chandra X-ray Observatory to discover a ring of black holes or neutron stars in a galaxy 300 million light years from Earth. (2018-09-06)
Podcasts: Cosmology/Deep Fields/X-ray Background

Recent discoveries and updates of the Chandra mission in video and audio formats.

A Tour of COSMOS Legacy Survey (08-09-2018)
These Chandra data have provided strong evidence for the existence of so-called intermediate-mass black holes (IMBHs).

- Related Links:
--  Finding the Happy Medium of Black Holes

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A Tour of Black Hole Growth in Chandra Deep Field South (02-15-2018)
Two groups of scientists, using data from Chandra X-ray Observatory and other telescopes, have found evidence that the growth of the biggest black holes in the Universe is outrunning the rate of formation of stars in the galaxies they inhabit.

- Related Links:
--  Supermassive Black Holes Are Outgrowing Their Galaxies

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A Quick Look at the Perseus Cluster (12-19-2017)
An innovative interpretation of X-ray data from a galaxy cluster could help scientists understand the nature of dark matter.

- Related Links:
--  Perseus Cluster: A New Twist in the Dark Matter Tale

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A Tour of the Perseus Cluster (12-19-2017)
An innovative interpretation of X-ray data from a galaxy cluster could help scientists understand the nature of dark matter.

- Related Links:
--  Perseus Cluster: A New Twist in the Dark Matter Tale

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A Tour of Faint Active Nuclei in Chandra Deep Field South (06-02-2017)
Astronomers have determined the Big Bang occurred about 13.8 billion years ago and have evidence from the SDSS that supermassive black holes with masses of about a billion times that of the sun existed by about 12.8 billion years ago.

- Related Links:
--  Early Black Holes May Have Grown in Fits and Spurts
--  'A Quick Look' version of this podcast

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