Tech
Astronomers discover new giant exoplanet, 4 companion stars
Astronomers from the Harvard-Smithsonian Center for Astrophysics have discovered one new giant exoplanet and four companion stars using a new systematic radial velocity search for brown dwarf and stellar-mass companion stars.
Read also: Astronomers discover massive twin stars
The search for exoplanets via the radial velocity technique has been underway for nearly 30 years. The method searches for wobbles in a star’s motion caused by the presence of orbiting bodies.
It has been has been very successful, detecting hundreds of exoplanets, but has been overtaken (at least in numbers of detections) by the transit method, which looks for dips in the star’s light.
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