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Extrasolar
"Extrasolar" in a Sentence (13 examples)
Hundreds of extrasolar planets have been discovered.
The first extrasolar planet, Pegasi 51 b, was discovered by astronomers Michel Mayor and Didier Queloz of the University of Geneva, using the ELODIE spectrograph on the Observatoire de Haute-Provence telescope in France.
In 2006, scientists launched the French CoRoT mission, the first space mission dedicated to the extrasolar planet hunt. The mission helped astronomers discover dozens more extrasolar planets.
Another step forward in the search for extrasolar planets began with the launch in 2009 of the Kepler space observatory, NASA's first extrasolar mission. Kepler's goal was to search hundreds of thousands of stars for signs of planets.
Overall, Kepler has added more than 1,200 confirmed planets to the extrasolar planet count, which now stands at nearly 3,700.
Astronomers also have used NASA's Spitzer Space Telescope, which observes in infrared light, to study extrasolar planets. In 2007, the Spitzer telescope detected water vapor for the first time on another world.
Hubble made one of the first visible-light images of an extrasolar planet circling the nearby, bright star Fomalhaut, located 25 light-years from Earth.
Hubble also helped astronomers analyze the atmospheres of extrasolar planets.
Hubble made the first measurements of the makeup of the atmospheres of two Jupiter-sized extrasolar planets.
The Webb telescope will use infrared light to examine in detail the extrasolar planetary systems found by TESS and other telescopes.
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Some comets are thought to have an extrasolar origin.
A four-inch telescope was once used to find an extrasolar planet.
Of course, no one has any idea whether the extrasolar life is anything more than a few trillion microbes.
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