Astronomers have spotted two planets forming around a distant infant star, offering a time capsule into see what the solar system looked like billions of years ago.
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Extreme exomoons with tidal heating and thick, hydrogen-rich atmospheres may be able to create billions of years of potentially habitable surface conditions.
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These worlds are among the least dense ever found, and all attempts to probe their atmospheres have been blocked by a mysterious smog.
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Using the James Webb Space Telescope, astronomers have discovered an example of a new class of exoplanet, and it smells like rotten eggs.
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Astronomers have witnessed evidence of an extremely violent collision between planets, and it resembles the event in Earth’s history that created the moon.
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The world’s first commercial space telescope has released its first image as it begins its journey to help track nearby stars that might host habitable exoplanets.
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Astronomers may finally understand why planets orbiting two suns, the real-world equivalents of the “Star Wars” planet Tatooine, are so scarce in our galaxy — and it has to do with general relativity.
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A mysterious object has caused a long-lasting and extreme dimming of a distant star, but is this object a ‘failed star’ brown dwarf, or an exceptionally massive super-Jupiter exoplanet?
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Astronomers have discovered a planetary system that appears to flip one of astronomy’s most reliable rules on its head.
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The planet is one of the best worlds for follow-up studies to determine whether it could be habitable or not.