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Lyrid meteor shower has begun
The annual Lyrid meteor shower is active each year from about April 16 to 25.
April 17, 2017
California superbloom from space
Thanks to years of drought followed by above-average rainfall, California is enjoying a fantastic wildflower superbloom in 2017. See before-and-after space images here.
April 13, 2017
Sun pillar over England
A sun pillar, visible earlier this month before and up until dawn, from the Northumberland coast in northeast England.
April 12, 2017
Southern lights over South Pole
Hunter Davis sent these photos from Antarctica this morning of the aurora australis - or southern lights - now appearing over Earth's South Pole.
April 11, 2017
Watch for Venus before dawn
While watching Jupiter and the moon around April 9-11, don't forget Venus! It passed between us and the sun on March 25 and now blazes in the east before dawn.
April 10, 2017
Jupiter and its moons
The 4 largest moons of Jupiter - called the Galilean satellites - are Io, Europa, Ganymede and Callisto. Recent photos here.
April 9, 2017
Raindrops like tiny suns
After a spring rain .... in this photo by John Entwistle, raindrops sparkle like tiny suns.
April 8, 2017
New Hubble image of Jupiter
Jupiter is the largest planet in our solar system - some 88,789 miles (142,984 km) at its equator. We pass between Jupiter and the sun this week, and Hubble Space Telescope looked its way.
April 7, 2017
Red ring of light over Eastern Europe
The enormous ring of light that appeared in the night sky on April 2 - above a thunderstorm in the Czech Republic - was a rare and fleeting lightning phenomenon.
April 6, 2017
