But this is not the case with the microlensing technique, which can find more distant and colder planets in long - period orbits that other methods can not detect. (keckobservatory.org)
Once we improve the size and sensitivity of telescopes, Méndez expects astronomers to find more cold planets. (gizmodo.com)
«We found evidence that even on a distant cold planet billions of miles from Earth, there is sufficient energy for vigorous geological activity, as long as you have something as soft and pliable as nitrogen ice.» (sciencedaily.com)