NASA's Transiting Exoplanet Survey Satellite (TESS) has discovered an extraordinary planet that's roughly the size of Earth but is only one-tenth of our planet's age, with half of its surface likely ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration shows the atmosphere of the Jupiter-sized exoplanet V1298 Tau b being stripped away transforming it into a ...

This exoplanet transit shows background stars that could be biasing calculations of the exoplanet's size. Credit: Nikolai Berman/UC Irvine New research suggests that scientists (and their computer ...

NASA's Transiting Exoplanet Survey Satellite (TESS) has made a fascinating discovery, locating a new exoplanet that falls in size between Earth and Venus. This finding has piqued the interest of ...

This alien world will make an ideal target for follow-up studies of its atmosphere — if it has one. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Hundreds of distant planets may be far larger than scientists once believed. New research reveals that many exoplanets found by NASA’s Transiting Exoplanet Survey Satellite (TESS) might have been ...

A star's magnetic field must be considered in order to correctly determine the characteristics of exoplanets from observations by space telescopes such as Kepler, James Webb, or PLATO. Researchers ...

A new study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, finding evidence that it could be a giant rocky planet shrouded in a thick, hot atmosphere. TOI-270 d is ...

Astronomers have detected a repeating radio signal from an exoplanet and the star that it orbits, both located 12 light-years away from Earth. The signal suggests that the Earth-size planet may have a ...

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From the brightness variations of its host star, an exoplanet’s size and other properties can be determined. In order to avoid mistakes, the star’s magnetic field is decisive 700 light years away from ...