density

A gas giant exoplanet has been discovered with twice the density of Earth

A gas giant exoplanet has been discovered with twice the density of Earth

A newly weighed exoplanet has left astronomers deeply perplexed. After taking measurements on a very young, Jupiter-sized exoplanet named HD-114082b, scientists found that its properties don’t exactly match either of the two popular models of gas giant planet formation. In short, it is much too heavy for its age. “Compared to currently accepted models, HD-114082b …

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Astronomers discover a fluffy planet with the density of a marshmallow

Astronomers discover a fluffy planet with the density of a marshmallow

Artist’s impression of an ultra fluffy gas giant orbiting a cool red dwarf. Astronomers have found a planet with the average density of a marshmallow. As well as being a big softie, scientists found that the Jupiter-sized exoplanet would also float if hypothetically placed in a giant cosmic bathtub. Astronomers using the Kitt Peak National …

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