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Tag: Mark Reid
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Science & Tech
Milky Way bigger, faster than previously thought
Our own Milky Way galaxy, long considered a “little sister” to the larger Andromeda Galaxy, is all grown-up, according to new research presented today that shows the Milky Way to be bigger and faster than previously thought.
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Science & Tech
Astronomers measure slowest motion across the sky
“A snail crawling on Mars would appear to be moving across the surface more than 100 times faster than the motion we measured for this galaxy,” said Mark Reid of…
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Science & Tech
Even stars use sunscreen!
Mira variable stars are named after the red giant star Mira (omicron Ceti) in the constellation Cetus the Whale. Variable stars brighten, then dim, then brighten again. While astronomers have…