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55 Cancri E

All articles tagged with #55 cancri e

science-and-technology1 year ago•8 min saved

Webb Telescope Unveils Atmosphere on Rocky Super-Earth

Researchers using the James Webb Space Telescope have discovered evidence of a secondary atmosphere on the rocky exoplanet 55 Cancri e, located 41 light-years away. Despite its extreme heat and proximity to its star, the planet's atmosphere, likely rich in carbon dioxide or carbon monoxide, is thought to be sustained by volcanic activity. This breakthrough marks the first confirmed atmosphere on a rocky super-Earth and opens new avenues for studying exoplanetary atmospheres.

via SciTechDaily|

#55-cancri-e #atmosphere #exoplanet

space2 years ago•3 min saved

Unraveling the Mystery of "Hell Planet" 55 Cancri e's Strange Signals

Astronomers have been puzzled by inconsistent signals of an atmosphere around the super-Earth planet 55 Cancri e. Dr. Kevin Heng proposes that chambers of gas beneath the planet's surface occasionally vent, creating a temporary atmosphere. The high temperatures and exposure to a stellar wind allow the gases to escape the planet's gravity, explaining the varied observations. This theory can be tested by observing the planet at optical wavelengths simultaneously with the James Webb Space Telescope's infrared observations. 55 Cancri e, the first super-Earth discovered, has a mass eight times that of Earth and is believed to be tidally locked with extreme temperatures on both sides.

via IFLScience|

#55-cancri-e #astronomers #atmosphere

space-science2 years ago•3 min saved

"Unraveling the Enigma: Solving the Mystery of the 'Hell World' Exoplanet's Mysterious Heat Signature"

Scientists are using the James Webb Space Telescope (JWST) to investigate the mysterious signals emitted by the exoplanet 55 Cancri e, also known as the "hell planet." The planet's extreme temperatures and volcanic activity create a constantly evolving atmosphere that is replenished by outgassing from its volcanoes. Previous theories suggested that the planet becomes a "bald rock" when its atmosphere is stripped away, but new research indicates that a thin, ever-replenishing "secondary atmosphere" remains. The JWST will help measure changes in infrared and visible light emitted by the planet, providing insights into its atmospheric composition and surface conditions.

via Daily Mail|

#55-cancri-e #atmosphere #exoplanet

space-science2 years ago•3 min saved

James Webb Space Telescope to Unravel Enigma of 'Hell Planet' Signals

Scientists may have finally solved the mystery of the strange signals coming from the super-Earth exoplanet, 55 Cancri e. A new study suggests that the planet's volcanoes periodically spew hot gas, forming an atmosphere that quickly burns off due to extreme heat. The James Webb Space Telescope will be used to test this theory by measuring the planet's atmosphere. The proximity of 55 Cancri e to its parent star causes an imbalance in its unstable atmosphere, which explains the variations in its transit signals.

via Livescience.com|

#55-cancri-e #atmosphere #exoplanet