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Image of the gravitational lens RX J1131-1231 galaxy with the lens galaxy at the center and four lensed background quasars. It is estimated that there are trillions of planets in the center elliptical galaxy in this image. | University of Oklahoma
Astronomy

Thousands of Planets Were Found Outside of Our Galaxy for the First Time

Using a technique called microlensing, astronomers detected 2,000 planets beyond the Milky Way, ranging in sizes as small as Earth's moon and as big as Jupiter.

Published On 02/05/2018
4:54 PM EST