Related topics: orbit · stars · planets · solar system

Two Neptune-sized exoplanets discovered with TESS

An international team of astronomers reports the detection of two new exoplanets orbiting a bright star known as TOI-5126, using NASA's Transiting Exoplanet Survey Satellite (TESS). The newfound alien worlds are similar in ...

Webb detects quartz crystals in clouds of hot gas giant

Researchers using NASA's James Webb Space Telescope have detected evidence for quartz nanocrystals in the high-altitude clouds of WASP-17 b, a hot Jupiter exoplanet 1,300 light-years from Earth.

Is it life, or is it volcanoes?

Astronomers are working hard to understand biosignatures and how they indicate life's presence on an exoplanet. But each planet we encounter is a unique puzzle. When it comes to planetary atmospheres, carbon is a big piece ...

Webb discovers methane, carbon dioxide in atmosphere of K2-18 b

Carbon-bearing molecules have been discovered in the atmosphere of the habitable zone exoplanet K2-18 b by an international team of astronomers using data from the NASA's James Webb Space Telescope. These results are consistent ...

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