Middleweight Black Hole: Swift, XMM-Newton Satellites Tune Into X-ray Source

Full story: Science Daily

Now, astronomers at NASA's Goddard Space Flight Center in Greenbelt, Md., find that an X-ray source in galaxy NGC 5408 represents one of the best cases for a middleweight black hole to date.

Leave a Comment

Comments

Type in your comments to post to the forum

Name
(appears on your post)

Comments

Type the numbers you see in the image on the right:

Please note by clicking on "Post Comment" you acknowledge that you have read the Terms of Service and the comment you are posting is in compliance with such terms. Be polite. Inappropriate posts may be removed by the moderator. Send us your feedback.

Other Recent Astronomy Discussions

Topic	Updated	Last By	Comments
Brown Dwarf Duo Puzzles Astronomers	11 hr	Chrobry	1
Doomsday denied - Hawaii Features	Wed	StrangeForum	4
Clarksburg student finds rare star in Green Ban...	Wed	Ishmael	1
Telescope array scans for signals from deep space	Dec 23	Sol	2
WISE telescope could help keep tabs on nearby a...	Dec 21	this sucks	2
'Super-Earths' - Hawaii News	Dec 21	boondoggs	33
Dashing the myths of doom predicted for 2012	Dec 20	Pablo	21