The NG-18 Cygnus spacecraft departed the International Space Station and burned up in Earth's atmosphere the following day.
Experience the awe and wonder of a total eclipse like never before with this stunning totality time lapse. Watch the sky transform and feel the magic of this rare celestial event! #TotalEclipse #TimeL ...
The VLA is a legitimately amazing thing to see in person. If you've ever considered making a visit, you should. It's an awe-inspiring feat of human engineering, and the surroundings are gorgeous.
CC0 Usage Conditions ApplyClick for more information. From 1999 until 2013, Chandra data showed an expanding ring of X-ray emission that had been steadily getting brighter. This was produced by the ...
CC0 Usage Conditions ApplyClick for more information. On the evening of July 9th, as the intense heat of the summer sun on the National Mall faded into a cool breeze and sunlight gave way to a pale ...