Gravitational microlensing is a transient but powerful phenomenon that occurs when a foreground mass – such as a star or a planetary system – temporarily magnifies the light from a more distant ...
Astronomers have found a new exoplanet that could alter the standing theory of planet formation. With a mass that’s between that of Neptune and Saturn, and its location beyond the “snow line” of its ...
In context: NASA estimates that a single galaxy may harbor trillions of rogue planets. These starless worlds drift alone through interstellar space and have no parent star. They remain challenging to ...
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