HD 189733b

Exoplanet’s Atmosphere Undergoes Dramatic Variations

June 28, 2012

Want to stay on top of all the space news? Follow @universetoday on Twitter Since its discovery in 2005, exoplanet HD 189733b has been one of the most-observed extra solar planets, due to its size, compact orbit, proximity to Earth and enticing blue-sky atmosphere. But astronomers using the Hubble Space Telescope and the Swift Telescope [...]

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New Technique to Find Earth-like Exoplanets

February 3, 2010

Another technique has been added to the exo-planet hunters’ toolkit, and it doesn’t require huge ground-based telescopes or space-based observatories. A group of astronomers developed the new technique by using a relatively small Earth-based infrared telescope to identify an organic molecule in the atmosphere of a Jupiter-sized planet nearly 63 light-years away. This new ground-based [...]

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