Astronomers used a method once theorized by Albert Einstein to find a mysterious and rare planet on the edge of our galaxy. The planet, AT2021uey b, is a Jupiter-sized gas giant located about 3,200 ...

Photometric data and fitted light curve of the event AT2021uey. Credit: Astronomy & Astrophysics (2025). DOI: 10.1051/0004-6361/202554236 Scientists from Vilnius University (VU) Faculty of Physics, ...

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Most instruments for detecting exoplanets, such as NASA’s exoplanet hunter satellite TESS, work by using the transit method. This is where telescopes observe distant stars and look for periodic ...

Astronomers have found a new exoplanet that could alter the standing theory of planet formation. With a mass that’s between that of Neptune and Saturn, and its location beyond the “snow line” of its ...

In the last decade, telescopes have discovered thousands of planets outside our solar system, called exoplanets, giving us a tantalizing glimpse into possible worlds beyond our own. But the next ...