“Really Clear Signals” –Nearby Star System Harbors Earth-Sized Planet

TESS Exoplanet

 

“There was quite some detective work involved, and the right people were there at the right time,” said lead author Diana Dragomir of MIT’s Kavli Institute for Astrophysics and Space Research about the discovery of a nearby system that hosts the first Earth-sized planet by NASA’s Transiting Exoplanets Survey Satellite (TESS). “But we were lucky, and we caught the signals, and they were really clear.”

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TESS Finds a New Planet Orbiting a Bright Dwarf Star

 

TESS orbiting M Dwarf Star

 

“It’s the coolest small planet that we know of around a star this bright,” says Diana Dragomir, a postdoc in MIT’s Kavli Institute for Astrophysics and Space Research, who led the new discovery.

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