Sunday, March 25, 2018

March 25 - Farewell, Tiangong-1

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Tiangong-1 to reenter March 30 to April 3
Both Aerospace Corporation and ESA have updated their predictions for the fall of Tiangong-1. View China's 1st space station online, before it falls, March 28 starting at 12 UTC (7 a.m. CDT; translate to your time zone).
Astronomers identify source of galaxy-sized stream of gas
The Magellanic Stream - 300,000 light-years long - arches around our Milky Way. It's too faint and tenuous to study directly, so astronomers probed it by looking to distant quasars.
TRAPPIST-1 planets provide clues to habitable worlds
All 7 of the TRAPPIST-1 exoplanets are Earth-sized and terrestrial, making them an ideal focus of study for planet formation and potential habitability.
Tonight … Notice moon near 3 stars
Let the moon show you the Gemini twins, Castor and Pollux, as well as Procyon, aka the Little Dog Star.

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Tonight … Moon and 3 stars
Southern Hemisphere? No problem! Look in your northern sky, and turn this chart upside-down.
Aurora angel
Bob Kelley captured this aurora display over Delta Junction, Alaska early Friday morning. See the angel? Seeing animals in clouds, or a face in the moon, are examples of pareidolia. Look here for more photos to test your own ability to see things that aren’t really there.
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