Sign Up for Our Amazing Newsletter!
A daily update by email. Science news, great photos, sky alerts.
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Crab Nebula
Visible only through telescopes, the Crab Nebula - aka M1 - is all that remains of a cataclysmic supernova explosion that lit the daytime sky in A.D. 1054.
April 9, 2016
Moon in front of Earth
It's the fully illuminated far side of the moon - the side not visible from Earth - set against the fully illuminated (dayside) of the Earth.
April 7, 2016
Snow goose moon
To our knowledge, Snow Goose Moon isn't one of the commonly used moon names. But, at least in some parts of the world, it should be.
April 6, 2016
Check it out! Full-sphere astrophotos
A new camera records a 360-degree full-sphere panorama with only one single shot. It's bound to set off a small revolution in astrophotography, says Project Nightflight.
April 5, 2016
Don’t miss Jupiter
Jupiter is at its best now, shining brilliantly. You can see it easily, ascending in the east each evening.
April 4, 2016
Camping under Orion’s shadow
Orion the Hunter is one of the most noticeable constellations, as seen from around the world. Here's a shot taken in the Himalayas.
April 1, 2016
Notice the tilt in Saturn’s rings
You can see in this composite by Scott MacNeill that - in the past few years - Saturn's rings have been appearing increasingly open from our earthly perspective.
March 31, 2016
See it! Moon sweeps past Mars and Saturn
Both planets are up after midnight now, but soon will be rising earlier … at their best. Enjoy these photos from the EarthSky community!
March 30, 2016
Crepuscular and anti-crepuscular rays
Next time you see crepuscular rays, aka sunrays, turn around. You might be in luck and see anti-crepuscular rays, as Peter Lowenstein did in Mutare, Zimbabwe on Easter Sunday.
March 29, 2016
