Thesemetalsareformedthroughfusionreactionsintheheartsofstars, thenexpelledwhen a stardiesin a supernovaexplosionOncereleasedintotheuniverse, theelementscanthencontinuethegreatcircleoflife, atleastfrom a startperspective.
Thediscoverywas a combinedeffortbyNASA's Testmission, anexoplanethuntingtelescopethatusesthetransitmethodtocollectdataonplanets, and a teamofresearchersatthe W.
Theyidentifiedtherockyplanetas a superearthbecauseithas a massofmorethan 1.5 Earthsand a radiusthat's roughly 1.4 timeslarger.
質量が1.5倍以上あり、半径が約1.4倍あることから、岩石の惑星を超地球と特定したそうです。
Aftertheexoplanetsoriginaldiscoverybytests, theteamthattheKeckObservatorywasabletomeasuretheplanet's massusing a customizedinstrumentthatcollectsinformationduringthetransitmethod.