The mother of all cosmic collisions has been spotted between two galaxies containing a total of 400 billion stars, igniting the birth of 2,000 new stars per year! Continue reading →
Ever tried to comprehend the magnitude of the cosmos and some of its most energetic processes? If so, the X-ray halo around the merging galaxies known as NGC 6240 may just blow your mind. Continue reading →
A new book, filled with stunning images, takes you on a tour of our cosmic backyard -- just in time for Mother's Day. Continue reading →
Your Ticket to the Universe: a Guide to Exploring the Cosmos is an astronomy book that delivers detailed information with a lighthearted, conversational tone. ->
This colorful cloud is a supernova remnant, seen in infrared, radio, and x-ray light... and at its center may hide one of the galaxy's youngest black holes. ->
In the center of galaxy NGC 4151, a black hole lurks.
Approximately 5,000 years ago, a massive star in the Large Magellanic Cloud destroyed itself, leaving us to gaze at a gorgeous remnant (plus shrapnel), helping us learn about the physics of a supernova.
X-ray evidence for the most massive black holes in our universe has been discovered -- but they're not supermassive, they're ULTRAmassive.
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