Gravitational lense
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NASA unveiled the first full colored image from the James Webb telescope. It shows the galaxy cluster SMACS 0723 (SMACS J0723.3-7327) which acts as a gravitational lens and magnifies light coming from behind.
Astronomers led by Byeong-Cheol Lee have made a groundbreaking discovery, detecting a brown dwarf orbiting the red giant HD 18438. With a radius of 89 times that of the Sun, HD 18438 is now the largest known star to be orbited by an exoplanet or brown dwarf.