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, ...

New detection method: Roman will use astrometric microlensing to spot neutron stars by tracking minuscule shifts in starlight caused by their gravity. Why it matters: Finding isolated neutron stars ...

Approximately one out of every ten stars have a planet roughly the size of the Earth with an orbit that, if there was water and atmosphere, would create a temperature and climate roughly that same as ...

NASA’s Hubble Space Telescope and the W. M. Keck Observatory in Hawaii have made independent confirmations of an exoplanet orbiting far from its central star. The planet was discovered through a ...

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New detection method: Roman will use astrometric microlensing to spot and weigh neutron stars that emit no detectable light. Forecasted discoveries: Simulations suggest the mission could find 30–50 ...