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New and Noteworthy
One-stop shopping for all the latest Chandra materials available.
Recent Images

Tycho's Supernova Remnant

Tycho's Supernova Remnant
A supernova remnant located about 13,000 light years from Earth.
SDSS J0849+1114

SDSS J0849+1114
A trio of black holes located about a billion light years from Earth.
GSN 069

GSN 069
A galaxy containing a supermassive black hole about 250,000 light years from Earth.
Cassiopeia A

Cassiopeia A
A supernova remnant located about 11,000 light years away.
QSO PSO167-13

QSO PSO167-13
A black hole obscured by gas and dust about 13 billion light years from Earth.
G292.0+1.8

G292.0+1.8
A collection of images including Chandra data that range in object type and distance.
NGC 604

NGC 604
A collection of images including Chandra data that range in object type and distance.
Cygnus OB2

Cygnus OB2
A collection of images including Chandra data that range in object type and distance.
Tarantula Nebula

Tarantula Nebula
A collection of images including Chandra data that range in object type and distance.
Abell 2146

Abell 2146
A collection of images including Chandra data that range in object type and distance.
Galactic Center

Galactic Center
A collection of images including Chandra data that range in object type and distance.
Q2237+0305

Q2237+0305
Six quasars ranging in distance from 8.8 billion to 10.9 billion light years from Earth.
Item of Interest

Receive The Chandra Digest

The Chandra X-ray Center emails the Chandra Digest approximately every two weeks and includes the latest press release or image from Chandra, the recent Observatory status report, as well as any new science features, additions to the Chandra web site and more.

Chandra Digest

Latest Updates
Calendar 2018
Printable 2018 Chandra Calendar
Print your own 2018 Chandra calendar with spectacular images from the past year.
Science Olympiad
Science Olympiad Astronomy Webinar
Science Olympiad is a national non-profit organization dedicated to improving the quality of K-12 science education, increasing interest in science for all students.
Space Scoop
Chandra for Kids
In cooperation with Space Scoop: Bringing news from across the Universe to children all around the world. Universe Awareness and the Chandra X-ray Observatory.
Chemistry
Chemistry and the Universe
The familiar periodic table of elements has been adapted to show how astronomers see the chemical Universe.
Supernova Remnants
Investigating Supernova Remnants
An activity that uses Chandra data to investigate several supernova remnants to determine if the supernova was a Type II core collapse or a Type Ia thermonuclear event.
Sight Lines
Sight Lines
This online exhibition explores the research processes used by art conservators and astrophysicists, featuring X-ray images of the cosmos from NASA's orbiting Chandra X-ray Observatory and X-ray images of modern paintings from the Harvard Art Museum.
The Galactic Center
The Galactic Center
A panoramic X-ray view, covering a 900 by 400 light year swath, shows that the center of the Galaxy is a teeming and tumultuous place.
Space Math @ NASA
Space Math @ NASA
Space Math @ NASA introduces students to the use of mathematics in today's scientific discoveries.
Telescopes & Light
Telescopes & Light
Astronomers have built telescopes and detectors that can see far beyond the type of radiation we can detect with the human eye.
HD
Animations & Video in High Definition
Animations in high definition viewable on your computer or television.
Multiwavelength
Images With Multiwavelength Feature
Explore these interactive images by turning on and off the different kinds of light incorporated into the composite.
First Decade
Chandra's First Decade of Discovery
In 1999, the most powerful X-ray telescope ever made began its exploration of the hot Universe. Explore the highlights of the Universe with Chandra.
Wonders Within
Constellations : Wonders Within
This series of posters represents some of the most dramatic images made by combining data from the best of modern telescopes.
Erth to Heavens
From the Earth to the Heavens
A side by side comparison of images of Earth by Yann Arthus-Bertrand and images taken by Chandra.
3D Wall
View Chandra Images in 3D Wall
Scroll through the entire library of released Chandra images in a quick-downloading 3d wall format with the Cooliris plug-in for Firefox, Internet Explorer and Safari web browsers.
X-ray 101
X-ray Images 101
Chandra 101 provides information about topics pertaining to the Chandra X-Ray Observatory. Many sections contain links to more detailed information.
Invisible Sky
Touch the Invisible Sky
Multi-wavelength astronomy - the study of the universe at wavelengths beyond the visible, has revolutionized our understanding and appreciation of the cosmos.
Print Gallery
Bringing Chandra to you
These high resolution Chandra images may be printed on your home printer, from an online photo web site, or at an in-store photo station.
Chandra Highlight
A Tour of Tycho's Supernova Remnant
Chandra Podcasts
A Tour of Tycho's Supernova Remnant

Now you can take Chandra anywhere, be it school, work or play. Just download Chandra Podcasts to your portable MP3 player and go.
Chandra Blog
Scientists Discover Black Hole Has Three Hot Meals a DayGSN 069Credit: X-ray: NASA/CXO/CSIC-INTA/G.Miniutti et al.; Optical: DSS A supermassive black hole is blasting out X-rays...
[More (10 Sep 19)]
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Ask Astrophysicist
Ask an Astrophysicist
Ask the questions that you have about Chandra and Chandra's Missions.
New Site Map
Chandra Site Map
A detailed site map helps you explore chandra.harvard.edu, includes Top 5 Questions.

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