Latest XMM Stories
Like car tail lights streaking through a busy city at night, this unique image records over a thousand movements made by ESA's XMM-Newton space telescope as it shifts its gaze from one X-ray object to another.
known as M101, the galaxy lies 21 million light-years away in the constellation Ursa Major. It measures 170 000 light-years across – nearly twice the diameter of our own Milky Way Galaxy – and contains at least a trillion stars. About a billion of these stars could be similar to our own Sun.
The European Space Agency has released an image of the cauldron bubble as seen by its XMM-Newton space telescope.
XMM-Newton, the most powerful X-ray observatory ever built and launched into space, marks its 10th anniversary on December 10th.
- A transitional zone between two communities containing the characteristic species of each.