The exoplanet orbits its dwarf star in 35 days and has a very cold surface temperature, but astronomers believe it could still host life in its clouds.
's Transiting Exoplanet Survey Satellite . The space-based telescope detects tiny dips in light that planets cause when they pass in front of their parent stars, a process known as the transit method of exoplanet detection.
After spotting a possible transiting exoplanet around the M-dwarf star TOI-2257, the team performed a follow-up investigation with telescopes here on Earth. This confirmed the presence of an exoplanet with 2.19 times the radius of earth and 5.7 times its mass.Naked Super-Earth Planets That Orbit Their Stars in 24 Hours Discovered
Sub-Neptunes are considered to be planets that have a smaller radius than Neptune, but could still have more mass. Based on our current understanding, they are the most common planets in the galaxy, which makes it strange that the solar system doesn't have one.
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