Kepler space telescope - Wikipedia
The Kepler space telescope is a defunct space telescope launched by NASA in 2009 [5] to discover Earth-sized planets orbiting other stars. [6][7] Named after astronomer Johannes Kepler, [8] the spacecraft was launched into an Earth-trailing heliocentric orbit. The principal investigator was William J. Borucki.
Kepler / K2 - NASA Science
2009年3月6日 · The Kepler space telescope was NASA’s first planet-hunting mission, assigned to search a portion of the Milky Way galaxy for Earth-sized planets orbiting stars outside our solar system.
Kepler / K2 In Depth - NASA Science
2009年3月6日 · NASA's Kepler, the 10th in a series of low-cost, low-development-time and highly focused Discovery-class science missions, was designed to discover Earth-like planets orbiting other stars in our region of the Milky Way. The spacecraft was named after the famed German astronomer Johannes Kepler (1571-1630).
Kepler Exoplanet Mission - NASA Jet Propulsion Laboratory (JPL)
2009年3月6日 · Kepler was a space telescope designed to survey a portion of the Milky Way galaxy in search of exoplanets, which are planets outside our solar system. Using data from the Kepler mission and the extended K2 mission, scientists have identified more than 2,800 candidate exoplanets and have confirmed more than 2,600 of these as bona fide planets.
Kepler | Missions | Astrobiology
The Kepler Mission was a space observatory designed to survey a specific portion of our region of the Milky Way galaxy. An important part of Kepler’s work was the identification of Earth-size planets around distant stars.
Kepler | Discoveries & Facts | Britannica
2009年3月6日 · An important objective of Kepler’s mission was to determine the percentage of planets that are in or near their stars’ habitable zones—that is, the distances from the stars at which liquid water, and therefore possibly life, could exist.
Kepler's legacy: discoveries and more - Science@NASA
2018年10月29日 · NASA's Kepler mission revealed that there are more planets than stars in our galaxy. It opened our eyes to diverse worlds – some entirely unlike planets found in our solar system.
The Kepler Space Telescope Mission Is Ending But Its Legacy …
2018年11月7日 · officials announced on Tuesday that the pioneering exoplanet survey telescope — which had led to the identification of almost 2,700 exoplanets — had finally reached its end, having essentially run out of fuel.
More Planets than Stars: Kepler's Legacy - NASA
2024年3月5日 · The Kepler mission enabled the discovery of thousands of exoplanets, revealing a deep truth about our place in the cosmos: there are more planets than stars in the Milky Way galaxy.
Kepler/K2 | Center for Astrophysics | Harvard & Smithsonian
The Kepler space telescope’s original mission was to observe one patch of the sky containing roughly 150,000 main sequence stars — stars like the Sun in the prime of their life. This patch of the sky is 115 square degrees, or roughly 575 times the apparent size of the full Moon on the sky.