On Feb.9 article in C/Net was this headline:
Gravity in space produces a cosmic grin
Hubble has taken a photo of what seems to be a smiling cartoon face in the depths of space, which the writer explains as an effect produced by a phenomenon known as gravitational lensing. How do we explain a Smiley in the abyss? The two dots are galaxies and for a grin we see light curved to give us an impression of a goofy grin. To complete the picture there is a ring around suggesting the head. It is light bending by gravitational field exerting its force on it. This is called Einsteins ring.
Astronomers know the existence of distortion of light by gravity and must correct gravitational lensing in order to understand what they are looking at it.
It is not what it seems to us who are conditioned to look at images with…
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