Astronomers scan hundreds of stars for 'anomalous transits'

Telescopes have been collecting copious amounts of data on exoplanets in recent years. One of the most common datasets tracks what are known as transits, when an exoplanet crosses in front of its host star and dims the star's ...

Webb identifies methane in an exoplanet's atmosphere

The James Webb Space Telescope observed the exoplanet WASP-80 b as it passed in front of and behind its host star, revealing spectra indicative of an atmosphere containing methane gas and water vapor. While water vapor has ...

Three planets around this sun-like star are doomed

According to new research we can start writing the eulogy for four exoplanets around a sun-like star about 57 light years away. But there's no hurry; we have about 1 billion years before the star becomes a red giant and starts ...

Gaia is now finding planets—could it find another Earth?

The ESA launched Gaia in 2013 with one overarching goal: to map more than one billion stars in the Milky Way. Its vast collection of data is frequently used in published research. Gaia is an ambitious mission, though it seldom ...

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