NASA's New World-hunting Satellite Just Found Two More Exoplanets

Within just a few months of beginning its primary science mission, NASA's planet-hunting Transiting Exoplanet Survey Satellite (TESS) already has identified over 50 exoplanet candidates. Now, TESS has discovered and confirmed one of the densest sub-Neptune (meaning smaller than Neptune) planets found so far: HD 21749b. As an added bonus, the newly confirmed world just so happens to be the longest-period confirmed TESS planet discovered to date. Furthermore, it also seems to have a p

Less than a year after launch, TESS is already finding bizarre worlds

The TESS exoplanet hunter has spotted eight confirmed worlds in its first four months, and several of them are really weird.

Tue 8 Jan 19 from ScienceNews

How to Tune a Star System: Alien World Complicates Harmony of Multiplanet System

Researchers have identified a sixth planet orbiting the first star system discovered by the crowdsourcing project Exoplanet Explorers, a system with a unique resonance.

Tue 8 Jan 19 from

TESS discovers a dense sub-Neptune exoplanet, plus an Earth-sized world to boot

Two intriguing and newfound planets orbit a small star some 50 light-years away. One is denser than diamond, and the other is the first Earth-sized TESS planet discovered to date.

Thu 10 Jan 19 from

NASA’s probe discovers a new planet

HD 21749b orbits a dwarf start about 53 light years away in the constellation of Reticulum

Tue 8 Jan 19 from The Hindu

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