Feb 8 - Milky Way and Andromeda Collision Update

February 8 Milky Way and Andromeda Collision Update by:

Sharpest-ever view of the Andromeda Galaxy, via the Hubble Space Telescope. You'd need more than 600 HD TV screens to display the whole image, which is best appreciated using this zoom tool. When will Milky Way and Andromeda galaxies collide? The Andromeda galaxy is the nearest large spiral to our Milky Way. Astronomers have suspected for some time it will eventually collide with our Milky Way. Now - thanks to the Gaia satellite - they know more.  Much of the surface ocean will shift in color by end of 21st century A new MIT study shows how changing colors of Earth's oceans can be used to monitor climate change in the relatively near future. Read more. Join the 2019 Great Backyard Bird count During the 2018 count, bird watchers from more than 100 countries submitted more than 180,000 bird checklists. This year's Great Backyard Bird Count happens February 15-18. It's free and easy to participate. Find out how. Green bee-eaters via Veena Naik in Nuvem, Goa, India, during the 2018 Great Backyard Bird Count. Image via The Cornell Lab.

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Big Dipper stars point to North Star The 2 outermost stars in the bowl of the Big Dipper always point to the North Star, aka Polaris. That's why astronomers call these stars The Pointers.

Orion the Hunter View larger at EarthSky Community Photos. | Tom Wildoner captured the beautiful constellation Orion shining over Weatherly, Pennsylvania on Tuesday evening. Thanks, Tom! Submit your photo to EarthSky here! Did a friend forward EarthSkyNews to you? Click here to get your own subscription!

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