Although it’s a beautiful photograph, it’s really a composite, made up of images taken by the Chandra X-Ray Observatory and other optical telescopes. The blue and green objects are seen in X-rays, while the red objects are seen in visible light. If you could actually see this with your own eyes, it wouldn’t look anything like this.
A region like this is very interesting to astronomers because it helps them understand how star-forming happens in the spiral arms of the Milky Way, and other spiral galaxies.
Like a performer preparing for their big finale, a distant star is shedding its outer…
For a little over a month now, the Earth has been joined by a new…
Despite decades of study, black holes are still one of the most puzzling objects in…
74 million kilometres is a huge distance from which to observe something. But 74 million…
Astronomers have only been aware of fast radio bursts for about two decades. These are…
How do you weigh one of the largest objects in the entire universe? Very carefully,…