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Crescent comet
The co-orbit around the sun of the Rosetta spacecraft and Comet 67P/Churyumov–Gerasimenko lets the spacecraft see the comet, at times, in a crescent phase.
May 3, 2015
MESSENGER’s final image from Mercury
A last image from the MESSENGER spacecraft before crashing onto Mercury's surface on Thursday. So long, MESSENGER, and thank you.
April 30, 2015
Mercury and the Pleiades
The elusive planet Mercury and the lovely Seven Sisters are low in the west after sunset now. Watch for them.
April 30, 2015
Save me from light
An astrophotographer's lament, from the Muriwai hilltops in New Zealand.
April 29, 2015
Dramatic sunsets from Chile’s Calbuco volcano
Unusual sunset colors caused by the eruption of Calbuco volcano, caught by Helio C. Vital in Rio de Janeiro, Brazil, this past weekend.
April 28, 2015
Love is in the air
It's N. Hemisphere spring, and this male Purple Finch's thoughts are turning to ... well, hello, ladies!
April 24, 2015
Moon and Venus April 20-21, 2015
Did you see them? They were beautiful. Check out these photos from around the world.
April 22, 2015
Yes, the ‘quadruple rainbow’ photo is real, but it’s not a quadruple rainbow
Amanda Curtis' rare photo of oddly angled rainbows over Long Island on April 21, 2015 is the real thing. These are called reflection rainbows ...
April 21, 2015
A warped, edge-on spiral galaxy
In celebration of the Hubble Space Telescope's 25th anniversary, coming up this week, an image captured by the telescope in 2001.
April 19, 2015
