Tyche / ˈ t aɪ k i / was a hypothetical gas giant located in the Solar System's Oort cloud, first proposed in 1999 by astrophysicists John Matese, Patrick Whitman and Daniel Whitmire of the …

Feb 18, 2011 · Q: Why is the hypothesized object dubbed "Tyche," and why choose a Greek name when the names of other planets derive from Roman mythology? A: In the 1980s, a …

Tyche was a giant planet orbiting in the outer Oort Cloud. data on the region thought to contain Tyche was gathered by the WISE Space telescope and was compiled and analyzed by March …

Feb 25, 2011 · Here's a NASA-provided look at the great Tyche debate and WISE's potential role in resolving it. When could data from WISE confirm or rule out the existence of the …

Tyche is the nickname given to a possible gas giant planet in the Solar System's Oort cloud. It is one of several proposed planets beyond Neptune . Tyche was first proposed in 1999 by …

Tyche was a proposed hypothetical giant planet orbiting in the outer Oort Cloud. If discovered, it could be the largest planet in our Solar System, being on the order of 4 times more massive …

Feb 21, 2011 · Two astrophysicists recently proposed the existence of a binary companion to our sun, larger than Jupiter, in the long-hypothesized "Oort cloud" -- a faraway repository of small …

Tyche was a proposed mystical giant planet orbiting in the outer Oort Cloud. If discovered, it could be the largest planet in our Solar System, being on the order of 4 times more massive than …

Mar 2, 2011 · Tyche is the good sister of Nemesis in the Greek mythology. What is remarkable in the new paper is that, this time around, Matese and Whitmire proposed a specific way to test …

Feb 15, 2011 · A duo of planetary astronomers has grabbed media attention by claiming a planet four times the size of Jupiter may be lurking in the outer solar system. They call the planet Tyche.