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 (5w ago)

Astronomers Find Biggest Super-Puff Planets Yet That Are Lighter Than Cotton Candy
Astronomers have discovered two Jupiter-sized exoplanets with densities lower than cotton candy, making them the lightest known worlds of their size. The rare “super-puffs,” located about 1,110 light-years away, are likely composed mostly of hydrogen and helium, with follow-up observations by the James Webb … ⌘ Read more

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 (6w ago)

NASA’s Nancy Grace Roman Space Telescope Arrives In Florida
NASA’s Nancy Grace Roman Space Telescope has arrived at Kennedy Space Center ahead of a Falcon Heavy launch targeted for no earlier than August 30. The observatory will survey the sky about 1,000 times faster than Hubble with a field of view at least 100 times wider, helping scientists study dark matter, dark energy, and exoplanets. Spaceflight Now report … ⌘ Read more

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feeds.twtxt.net
 (28w ago)

SpaceX Launches New NASA Telescope to Help JWST Study Exoplanets
Last week a University of Arizona astronomy professor “watched anxiously…as an awe-inspiring SpaceX Falcon 9 rocket carried NASA’s new exoplanet telescope, Pandora, into orbit.”

In 2018 NASA had approached Daniel Apai to help build the telescope, which he says will “shatter a barrier — to understand and remove a source of noise in the data … ⌘ Read more

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Phys_org
feeds.twtxt.net
 (40w ago)

Now in 3D, maps begin to bring exoplanets into focus
Astronomers have generated the first three-dimensional map of a planet orbiting another star, revealing an atmosphere with distinct temperature zones—one so scorching that it breaks down water vapor, a team co-led by a Cornell expert reports in new research. ⌘ Read more

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