The Hubble Space Telescope has been used to study 25 hot Jupiters. It has helped to answer "questions important to our understanding of exoplanet atmospheres," according to the Hubble team. Credit: ...

Thanks to new data from the Juno mission to Jupiter, we have discovered that the planet is slightly smaller than previously thought, and more oblate.

NASA shared that with a more precise shape, it will help astronomers understand data from planets seen passing in front of ...

The gas giant’s shape and size, previously known only from data collected more than 45 years ago, have been updated at last.

When a spacecraft slips behind Jupiter, something counterintuitive occurs: when we lose the signal the measurement is then ...

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...

Add Yahoo as a preferred source to see more of our stories on Google. Gigantic storms swirl across the surface of Jupiter. These storms have made it impossible to see what lies beneath—but a new ...

Thick, swirling clouds cover Jupiter from pole to pole. They hold water like Earth’s clouds, but at far greater density. For decades, those clouds have blocked a clear view of what lies beneath. Now, ...

Since this past September, Saturn’s been the best planet to enjoy through even a small telescope, even though its ring system still appears nearly on edge from our vantage on Earth currently. There’s ...

Scientists observe that Jupiter emits more energy than it receives from the Sun based on measurements of the planet’s temperature, structure and atmospheric behavior described by NASA and reported by ...

Jupiter is not just the biggest planet by far, but is also the most unique one in several aspects. NASA has informed that the planet was created out of the little remains of dust and gas after the Sun ...

PHOENIX — Like a motorboat doing doughnuts in a lake, Betelgeuse’s companion star leaves a wake in the giant star’s atmosphere. Signs of the smaller star’s trail around the red supergiant are the best ...