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Day and night sides of Earth at instant of solstice
Dec 22 0448 UTC
Dec 21 10:48 pm CST
https://t.co/ojLtp7WWkR
Karthik Easvur in Pondicherry, India caught this iridescent cloud earlier today.
https://t.co/YPDvIAkjzZ
Milky Way photo with 46 billion pixels ...
https://t.co/5k3VxSdkEt
It's the largest astronomy photo ever
Last night's moon from Ken Christison
Sets before midnight, leaving skies dark for tonight's Orionid meteor shower!
Total eclipse of the moon coming up in September ...
http://t.co/nj7njmYpIK
New Horizons silent during today's flyby
http://t.co/SqtbJOFME2
Artist's concept of Charon-light cast on Pluto.
Explore beautiful Hubble Space Telescope images from each year the telescope has been in orbit
http://t.co/pwuQ8gBuLR
"Moon illuminated clouds above Truchas Peaks of northern New Mexico ..." Photo: Richard Hasbrouck.