Apr 14 - Top Stories This Week

April 14 Top Stories This Week by:

Cosmic gorilla effect could blind detection of aliens Are rational and methodical searches for extraterrestrial intelligence overlooking "the gorilla in the room"? Giant sun tornadoes aren't spinning Images make them look as if they're spinning, but new research says no. Why rainbows are curved Plus check out the many beautiful rainbow images in this post! Whoa! New and giant telescopes ahead Amazing new machines for observing the universe, both from space and from Earth. Top 10 things about brown recluse spiders It's their active season. Hubble finds an Einstein ring The arcs you see at the center of this image are created by the light of distant galaxies. Look up: It's a satellite! "I use the Heavens Above astronomy site or the Starry Night app to check on satellites ... they are fun to spot." How the moon reveals the sun's mass Using the moon's orbit as a baseline to find the mass of our sun. Tonight … Spica, guide star to Omega Centauri Omega Centauri is the largest and finest star cluster visible to the eye alone from the Northern Hemisphere. Binoculars or a telescope show even more. A dark sky is best!

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Sun in 3 different wavelengths  From March 20 to 23, 2018, NASA's Solar Dynamics Observatory captured 3 sequences of our sun in 3 different extreme ultraviolet wavelengths.

Tonight ... Spica, guide star to Omega Centauri Omega Centauri is the largest and finest star cluster visible to the eye alone from the Northern Hemisphere. Binoculars or a telescope show even more. A dark sky is best! Submit your photo to EarthSky here! Did a friend forward EarthSkyNews to you? Click here to get your own subscription!

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