Chandra X-ray Observatory News



Star Cluster Cygnus OB2

The above composite image of star cluster Cygnus OB2, which is located about 5,000 light years from Earth, contains X-rays from Chandra, infrared data from…




A Superbubble in NGC 1929

Using data from NASA’s Chandra X-ray Observatory, NASA’s Spitzer Space Telescope and the Max-Planck-ESO telescope, this composite image shows a superbubble in NGC 1929, which…




Accretion Around TW Hydrae

While studying TW Hydrae, a relatively young star in the TW Hydrae stellar association, astronomers were able to track an accretion flare spectroscopically, providing direct…