Super-Earth Exoplanets Orbiting HD 40307
Artist's impression of the trio of super-Earths discovered by an European team using the HARPS spectrograph on ESO's telescope at La Silla, Chile, after 5 years of monitoring. The three planets, having , , and times the mass of the Earth, orbit the star HD 40307 with periods of , , and days, respectively. Release date June 16, 2008.
Size: 4350px × 3166px
Photo credit: © Photo Researchers / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: -star, -type, 2000s, 2008, 21st, 40307, art, artist, artwork, astronomical, astronomy, body, celestial, century, chz, circumstellar, concept, conceptual, deep, diagram, drawing, dwarf, earth-, exoplanet, exoplanets, extrasolar, graphic, habitability, habitable, hd, heavenly, illustration, inhabitable, main-sequence, object, orange, orbiting, planet, planetary, science, sky, space, star, super-earth, terran, terrestrial, zone
