Chandra X-Ray Observatory

The Chandra X-Ray Observatory (CXC)

  • Scheduled Outage of CXC Web Servers on April 5
    On April 5, between 1:00 and 5:00pm (EDT) the CXC web servers will be down for maintenance purposes. Please be aware that this effects all of the CXC web pages, including TOO/DDT triggering, Archive access, Peer Review Website, and Helpdesk.
  • Chandra Announcement #122
  • Chandra Announcement #121
  • Chandra Announcement #120
twitter facebook googleplus
Recent Chandra Highlights

Image of dark

NASA's Hubble, Chandra Find Clues that May Help Identify Dark Matter

Astronomers have found that dark matter does not slow down when colliding with itself.


Image of gkper

"Mini Supernova" Explosion Could Have Big Impact

A stellar explosion, called a nova, which is about 1,500 light years from Earth.


Image of a2597

NASA's Chandra Observatory Finds Cosmic Showers Halt Galaxy Growth

Using NASA's Chandra X-ray Observatory, astronomers have found that the growth of galaxies containing supermassive black holes can be slowed down by a phenomenon referred to as cosmic precipitation.


Smithsonian Institute Smithsonian Institute

The Chandra X-Ray Center (CXC) is operated for NASA by the Smithsonian Astrophysical Observatory. 60 Garden Street, Cambridge, MA 02138 USA.   Email: Smithsonian Institution, Copyright © 1998-2014. All rights reserved.