Word: planetsized
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Think you could stare at a single spot without blinking for 3½ years? Then be glad you're not NASA's Kepler telescope, which is set to blast into space from Cape Canaveral, Fla., this Friday night. Kepler's job may sound boring to you, but what the spacecraft...
Humans have been looking for other planets ever since astronomers first turned telescopes to the sky. But once we got beyond the nine worlds orbiting our own sun - eight actually, now that Pluto's been busted down to planetoid - we had no luck. The problem is, stars are huge, and...
That was big news if you were hunting for planets but no news at all if you were hunting for life. A planet with enough gravitational oomph to jiggle a star is probably a gas giant like Jupiter, orbiting so close to the fires of its sun that nothing living...
Is there life on other planets? David Charbonneau, a Harvard associate professor of astronomy and most recent recipient of the Alan T. Waterman Award, thinks there might be. Charbonneau is currently working on a project called MEarth, which aims to detect planets that are rocky and warm enough to sustain...
Potter sees science as a matter of measurements. Accordingly, he utilizes distance, time, and size as our tour guides. First, we travel outwards from Earth, flying by the planets, over the Kuiper belt, through the Oort cloud (what names!), and past the Orion Nebula, the Hydra-Centaurus supercluster and beyond...