feb 042013
 
Many Super-Earths Seem to be More Like Mini-Neptunes

  In the last two decades astronomers have found hundreds of planets in orbit around other stars. One type of these so-called ‘exoplanets’ is the super-Earths that are thought to have a high proportion of rock but at the same time are significantly bigger than our own world. Now a new study led by Helmut [continue reading]