Planet Hunter Bill Borucki Calls Kepler Discoveries 'Game-Changing'
Scientists announced yesterday (Feb. 2) that NASA's Kepler mission has discovered 1,235 alien planet candidates, including 54 that orbit in their host stars' habitable zone — that just-right range of distances that allow liquid water to exist. Full story
New planet has life-sustaning potential
Astronomers say they have spotted an Earth-like and potentially habitable planet orbiting in what is sometimes called the Goldilocks zone. NBC's Brian Williams reports.
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The habitable zone (HZ) around a red (dM), orange (dK) and yellow (dG) dwarf star. The dotted pink circle is orbit which would have our Earth's temperature. Credit: Living with a Red Dwarf program.
The habitable zone around a red , orange and yellow dwarf star. The dotted pink circle is orbit which would have our Earth's temperature. Credit: Living with a Red Dwarf program.
Mars Phoenix Lander
epa01357857 A handout raw image from the Mars Phoenix Lander showing the surface of Mars and part of the craft downlinked to the control room at National Aeronautics and Space Administration 's Jet Propulsion Laboratory in Pasadena, California, USA, 25 May 2008. The Phoenix mission will study the hi
