Einstein, galaxy

A galaxy in the distance, was tightly encircled by a halo of light—also known as an Einstein Ring, a result of gravitational ...
Euclid, a space telescope on a mission to uncover the secrets of dark matter and dark energy, has already made a stunning discovery: a perfectly formed Einstein ring hidden in a well-known galaxy.
Albert Einstein himself thought that the eponymous Einstein ring would be impossible to observe, but the Euclid telescope has ...