When Rutgers theoretical astrophysicist Charles Keeton first saw an unusual picture shared by his colleague, he was intrigued ...
When gravity—an invisible yet ubiquitous force—bends and distorts light from distant galaxies, Earthbound observers get a ...
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'We thought it was a problem with the instrument': Scientists shocked by rare 'Einstein cross' with a surprise in the center
An image of a distant galaxy warped by a cosmic magnifying glass reveals a massive blob of dark matter hiding in plain sight.
Astronomers studying a rare Einstein Cross stumbled upon an impossible “fifth image” that shouldn’t exist — and it revealed ...
Astronomers uncover a cosmic mystery: an extra image in an Einstein Cross points to a massive dark matter halo.
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