Andromeda is also a flattened spiral like the Milky Way, but it's twice as large — 220,000 light-years across versus 105,000 for the Milky Way — and crammed with a trillion suns. Can you even begin to ...
Live Science on MSN
Every major galaxy is speeding away from us, except one — and we finally know why
A vast, flat sheet of dark matter may solve the long-standing mystery of why our neighboring galaxy Andromeda is speeding ...
On a clear night, the Milky Way and the Andromeda galaxy look like close neighbors. In space, they really are.
The Daily Galaxy on MSN
Andromeda is heading straight for the Milky Way, and scientists finally know why
For years, astronomers have observed the strange motion of Andromeda, the Milky Way’s closest large galactic neighbor. While ...
Green Matters on MSN
Photographer captures rare view of Andromeda Galaxy rising over Yosemite’s El Capitan
While the appearance of Andromeda is not a once-in-a-lifetime event, it’s rare for someone to come across it at the right time and record it in a photograph.
Space.com on MSN
NASA space telescope sees interstellar visitor comet 3I/ATLAS flare up while exiting the solar system
New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...
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