TESS Stories

Space scene of a thin atmosphere version of Gliese 12 b

NASA’s TESS Finds Intriguing World Sized Between Earth, Venus

5 min read

Using observations by NASA’s TESS (Transiting Exoplanet Survey Satellite) and many other facilities, two international teams of astronomers have discovered a planet between the sizes of Earth and Venus only 40 light-years away. Multiple factors make it a candidate well-suited…

Article1 month ago

Discovery Alert: Mini-Neptune in Double Star System is a Planetary Puzzle

4 min read

The Discovery A planet that could resemble a smaller version of our own Neptune orbits one of two Sun-like stars that also orbit each other. The planet dwells in the “habitable zone,” with a potentially moderate temperature, and poses a…

Article1 month ago
Artist concept of TESS spacecraft.

NASA’s TESS Returns to Science Operations

4 min read

NASA’s TESS (Transiting Exoplanet Survey Satellite) returned to science operations May 3 and is once again making observations. The satellite went into safe mode April 23 following a separate period of down time earlier that month. The operations team determined…

Article2 months ago