TY - JOUR AB - NEsw • Vi Esw There are few places like home haps precluding the development of Gravitational microlensing data life in ways comparable to the evo- combined with statistical analy- lution of life on Earth. The planet’s sis suggests that stars with solar close orbit around its star means systems like our own make up just that this atmosphere would not per- 15% of the stars in our galaxy. sist for long, so GJ1214b offers an Gravitational microlensing is a use- opportunity to study a newly formed ful means of detecting giant planets atmosphere. orbiting relatively far from their This research was published by host stars – as Jupiter does around lead author David Charbonneau of the Sun. The planet’s mass boosts the the Harvard-Smithsonian Center for gravitational magnification when a Astrophysics in Nature. star crosses the line of sight of a more ● The first Earth-like planet with distant body. The Microlensing Fol- mass and radius pinpointed by low-Up Network – MicroFUN – is an HARPS, CoRoT-7b, is a rocky and international collaboration based at distinctly inhospitable place. CoRoT- Ohio State University. Over the past 7b orbits so close to its host star that four years, MicroFUN has detected TI - Earth-like planets: one hot and rocky, one wet JF - Astronomy & Geophysics DO - 10.1111/j.1468-4004.2010.51104_10.x DA - 2010-02-01 UR - https://www.deepdyve.com/lp/oxford-university-press/earth-like-planets-one-hot-and-rocky-one-wet-25rkLs8hGo SP - 1.6 EP - 1.6 VL - 51 IS - 1 DP - DeepDyve ER -