On December 13, 2005, a team of astronomers (led by Lynne Allen) announced the discovery of
a new planetary body between one - fifth to one half the size of Pluto, found during routine operation of the Canada - France Ecliptic Plane Survey (CFEPS) as part of the Legacy Survey on the Canada France Hawaii Telescope (CFEPS press release).
Not exact matches
The
new study helps scientists expand their knowledge of what might be possible on
planetary bodies in our solar system, said Kelsi Singer, a postdoctoral researcher who studies icy worlds at Southwest Research Institute in Boulder, Colorado, and was not involved with the
new research.
The
new findings are observational evidence supporting the idea that icy
bodies are also present in other
planetary systems, and have survived throughout the history of the star's evolution.
The
new definition, which does not require approval from a central governing
body, is also more useful to
planetary scientists.
New research suggests the diamonds packed inside these meteorites could have only formed within a
planetary body the size of Mercury or Mars — a planet that no longer exists.
Astronomers have long wondered whether other
planetary systems have
bodies with properties similar to those in the Kuiper belt, and the
new study appears to confirm for the first time that one such
body exists.
The
new findings support the notion that belts of icy
bodies are also in other
planetary systems, and have persisted throughout their star's development.
Review of Theories of Moon - Forming Impact (
Planetary Science Institute) Big Bang,
New Moon (SwRI)
Planetary climatic and dynamic factors that convert solid, airless
bodies into worlds suitable for life (Dr. Darren Williams - Penn State) Do We Know What Killed the Dinosaurs?