This image of a huge and powerful solar flare was captured by NASA's Solar Dynamics Observatory Tuesday. NASA hide caption

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Astronauts may have a particular affinity for Tabasco sauce in space because their sense of smell and taste is distorted. John Rose/NPR hide caption

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Why Astronauts Crave Tabasco Sauce

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"El Gordo" — the "big" or "fat" one in Spanish — as seen in a composite image produced by NASA's Chandra X-ray Observatory. NASA/CXC/Rutgers/J.Hughes hide caption

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'El Gordo,' Galaxy With Mass 2 Quadrillion Times The Sun's, Discovered

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An artist's conception shows Voyager 1 encountering a stagnation region. To the left is interstellar space. NASA/JPL-Caltech hide caption

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Voyager 1 Speeds Toward The Brink Of Interstellar Space

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A NASA illustration comparing the newly discovered planets to Venus and Earth. Kepler-20e is slightly smaller than both Venus and Earth. Kepler-20f is slightly larger. NASA/Ames/JPL-Caltech hide caption

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Artist's concept of NASA's Voyager spacecraft. For 35 years, the probes have been beaming images and information back to Earth via a 23-watt transmitter. NASA/JPL-Caltech hide caption

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SETI says that its Allen Telescope Array will be back online in September, thanks to funding secured from online donations. The array is seen here, adjacent to a cow pasture in Hat Creek, Calif. Ben Margot/AP hide caption

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Food packets containing the astronauts' "all-American meal," including (clockwise from top left) corn, chicken, brisket, and beans, along with a lemonade, at right. Devin Boldt/NASA - JSC hide caption

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Astronaut Steve Bowen works outside the International Space Station's Quest airlock during Monday's spacewalk. Bowen's spacewalk was unexpectedly extended by a computer malfunction. NASA TV hide caption

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