EXOPLANETS AROUND NEARBY SMALL STARS PRESENT THE BEST OPPORTUNITY FOR FUTURE ATMOSPHERIC STUDIES WITH THE JAMES WEBB SPACE TELESCOPE AND THE GROUND BASED ELTS UNDER CONSTRUCTION. THE MEARTH PROJECT HAS DISCOVERED A ROCKY PLANET WITH A PERIOD OF 24.73 DAYS RESIDING IN THE HABITABLE ZONE OF THE NEARBY SPUN-DOWN STAR LHS 1140. WE SEEK TO DETECT THE HIGH ENERGY EMISSION FROM LHS 1140 IN ORDER TO CONSTRAIN ATMOSPHERIC ESCAPE AND AID FUTURE STUDIES OF LHS 1140B S ATMOSPHERE WHICH ARE ALREADY PLANNED IN THE JWST GTO PROGRAM. IN ADDITION LHS 1140 IS REPRESENTATIVE OF THE LOW MASS SLOWLY ROTATING POPULATION OF M DWARFS IN THE MILKY WAY. A DEEP X-RAY EXPOSURE ON THIS EXTREMUM OF THE STELLAR POPULATION WILL SHED INSIGHT INTO THE MAGNETIC DYNAMO AND HIGH ENERGY PROCESSES ONGOING IN THESE STARS.
$47,999FY2020National Aeronautics and Space AdministrationNASA
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