Could comets be the source of life on Earth? - Justin Dowd
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Learn more about the mission Stardust which collected amino acids from a comet, along with many other surprises. You can visit the Stardust capsule on display at the Smithsonian. What stories it could tell? Read the article from Time Magazine: More Proof that Getting Clobbered by Comets Led to Life. Watch and learn what the word Panspermia means. See more of what NASA has to share about how DNA molecules can be made in space.
The next step of comet exploration is to capture samples directly from a comets core using a spacecraft named Rosetta. Learn more about the mission already underway with its landing scheduled for November 2014. Watch the ScienceCasts: Mission to Land on a Comet. See breathtaking photos of comets and learn the goal of this mission.
One of the most amazing discoveries in science, the Kepler telescope allowed scientists to calculate the number of Earth-like planets in the galaxy using observations after an unprecedented mission which discovered hundreds of planets. Learn more about the 715 verified planets Kepler has discovered. Visit this Interactives page and learn exactly how Kepler discovers planets.
For really recent information about comets, listen to NPR Morning Edition where they discuss the smell of comets with European scientists. What exactly would a comet smell like and why would we want to know?
For more in-depth information watch this TED Talk: TEDx-NASA: Jim Green-Comet Encounter.
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