It's not easy to uncover exoplanets, largely lightless objects that either lurk in the dark void of space or are blown out by the light of a nearby star. But astronomers using the James Webb Space ...

An example of an exoplanet's light curve as it transits its star, as seen by the James Webb Space Telescope's Near-Infrared Imager and Slitless Spectrograph (NIRISS) instrument. | Credit: NASA, ESA, ...

Astronomers have confirmed the existence of Proxima b, an Earth-size exoplanet orbiting the closest star to our sun. The European Southern Observatory's High Accuracy Radial velocity Planet Searcher ...

New research suggests that technological civilizations in the Milky Way are extremely rare, with the closest potentially ...

Thirty years ago this week, two Swiss astronomers announced that they had spotted the first known planet orbiting a Sun-like ...

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Proxima Centauri, a star four light-years from the sun, shoots out a violent solar flare in this artist's depiction. Credit: NSF / AUI / NSF NRAO / S. Dagnello Only a few years ago, astronomers ...

How close are Earth-sized exoplanets to Earth? This is what a recent study published in Astronomy & Astrophysics hopes to address as a large international team of researchers have announced the ...

The atmospheres of alien planets can now be probed even if they are not illuminated by stars directly behind them, astronomers say. A new method used to scan the atmosphere of a distant "hot Jupiter" ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...