The Abbey theory of image formation predicts that the spatial frequencies of the object will be displayed as a function of position in the image plane of the source. By use of apertures and beam stops ...

New imagery has been released from NASA’s Hubble Space Telescope, which captured a photo of a spiral galaxy more than 76 million light-years away from Earth. The galaxy known to observers as NGC 2566 ...

Is that an eye at the center of this cloud formation over the North Pacific? Scientists noticed it first, after seeing a satellite image. Facebook screenshot A satellite panning the North Pacific this ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Known as one of the most complex nebulae in the universe, NGC 6543 ...