Chandra :: Chronicles

An overview of the Chandra mission and goals, Chandra's namesake, top 10 facts.

Classroom activities, printable materials, interactive games & more.

Overview of X-ray Astronomy and X-ray sources: black holes to galaxy clusters.

All Chandra images released to the public listed by date & by category

Current Chandra press releases, status reports, interviews & biographies.

A collection of multimedia, illustrations & animations, a glossary, FAQ & more.

A collection of illustrations, animations and video.

Chandra discoveries in an audio/video format.

Changing the way we view the world

Thirty years of space shuttle flights came to an end on July 21, 2011 when Space Shuttle Atlantis touched down before dawn at NASA's Kennedy Space Center. "The space shuttle changed the way we view the world, the way we view the universe," Commander Chris Ferguson said soon after landing.

A major part of this change of perspective has been from NASA's Great Observatories: the Hubble Space Telescope, Compton Gamma Ray Observatory, Chandra X-ray Observatory, and Spitzer Space Telescope. Full Story

A Chandra press release was issued on Feb 8 describing a new study that suggests mysterious X-ray flares from the center of the Milky Way caught by Chandra may be asteroids falling into the Milky Way's giant black hole. [more]

NASA's Chandra Finds Milky Way's Black Hole May be Grazing on Asteroids
[08 Feb 12]
This image from NASA's Chandra X-ray Observatory shows the center of our Galaxy, with a supermassive black hole known as Sagittarius A* (Sgr...
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Sagittarius A* [02/08/2012]
Illustration of the supermassive black hole at the center of the Milky Way galaxy.

Take Chandra anywhere! Just download Chandra Podcasts to your portable MP3 player and go. Now playing: Sgr A* in 60 Seconds

Cepheus B: A cloud of molecular hydrogen in the Milky Way about 2,400 light years from Earth. Download Desktop.

Chandra: Promises Made and Kept
Not long ago a request came down from above for a list of Chandra's achievements that have "completely transformed the way we have viewed our world, solar system, sun, or universe." In other words, how many discoveries of the century have you made this year?. Full Story.

The Race to Explain a Star's Mysterious Cooling
Two new reports have uncovered remarkable details about the interior of a tiny star located in our Galaxy about 11,000 light years from Earth. These results, announced in this press release, reveal a superfluid forming in the neutron star in the famous Cassiopeia A (Cas A) supernova remnant. Full Story.

The Man Who Discovered SN 1979C and Beat the Machines
Discoveries in astronomy can involve some of the most sophisticated instruments ever built, operated by scientists with years of academic study behind them. Or, they can be made by amateurs using relatively simple instruments, backed up by experience, keen eyes, and a dark sky.Full Story.

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Articles from:

['11 | '10 | '09 | '08 | '07 | '06 | '05 | '04 |
'03 | '02 | '01 | '00 | '99]

Nov 3 Changing the way we view the world

May 20 Chandra: Promises Made and Kept

Feb 23 The Race to Explain a Star's Mysterious Cooling

Nov 16 The Man Who Discovered SN 1979C and Beat the Machines

Oct 5 Chandra, Cosmos and Chemistry

Jun 10 Elemental Change

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