News tagged with black holes

Brightest beacons

Deep-space missions require precise navigation, in particular when approaching bodies such as Mars, Venus or a comet. How precise?

Oct 02, 2013
5 / 5 (3) 0

Dance of the X-rays

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.

Jul 29, 2013
4.3 / 5 (3) 0

Image: Galaxy NGC 4945

This image provides a view into the central region of a galaxy that is similar in overall appearance to our own Milky Way, but contains a much more active supermassive black hole within the white area near ...

Nov 05, 2013
5 / 5 (2) 0

Preserving the legacy of the X-ray universe

Every year, October is designated as American Archive Month. While many people may think "archive" means only dusty books and letters, there are, in fact, many other types of important archives. This includes ...

Oct 29, 2013
5 / 5 (1) 1

Global telescope array links successfully with GBT

For the first time, the National Science Foundation's Green Bank Telescope (GBT) was successfully linked with a network of millimeter-wavelength telescopes, giving a powerful boost to an observatory known as the Global Millimeter ...

May 09, 2014
5 / 5 (1) 0