while smaller planets tend to have more circular orbits. This split coincides with several other classic features in the ...

The gas giant WASP-121b, also known as Tylos, has an atmospheric structure unlike any we have ever seen, and the fastest winds on any planet ...

Most Planets Have No Known Date of First Observation . Before we begin, I want you to imagine a clear night sky you've ...

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With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might ...

Astronomers using a cutting-edge adaptive optics instrument, MagAO-X, have captured unprecedented images of young planets ...