Search results for Cassini

Astronomy May 30, 2023

Webb telescope finds towering plume of water escaping from one of Saturn's moons

Two Southwest Research Institute scientists were part of a James Webb Space Telescope (JWST) team that observed a towering plume of water vapor more than 6,000 miles long—roughly the distance from the U.S. to Japan—spewing ...

Astronomy May 16, 2023

Saturn: We may finally know when the magnificent rings were formed

Saturn's rings are one of the jewels of the solar system, but it seems that their time is short and their existence fleeting.

Planetary Sciences May 16, 2023

What Cassini's 'grand finale' taught us about Saturn's interior

Six years ago the Cassini spacecraft, which had spent nearly two decades in orbit around Saturn, finished its mission with a grand finale, plunging itself into the depths of Saturn's atmosphere. Those last few orbits and ...

Astronomy May 15, 2023

Saturn's rings younger than previously thought—just a few hundred million years

Saturn's rings are much younger than scientists once thought, according to new research from Indiana University Professor Emeritus of Astronomy Richard Durisen—and they are not here to stay.

Planetary Sciences May 12, 2023

New study puts a definitive age on Saturn's rings: They're really young

A new study led by physicist Sascha Kempf at the University of Colorado Boulder has delivered the strongest evidence yet that Saturn's rings are remarkably young—potentially answering a question that has boggled scientists ...

Astronomy Mar 30, 2023

Hubble finds Saturn's rings heating its atmosphere

The secret has been hiding in plain view for 40 years. But it took the insight of a veteran astronomer to pull it all together within a year, using observations of Saturn from NASA's Hubble Space Telescope and retired Cassini ...

Planetary Sciences Feb 28, 2023

Highlighting advances in planetary science over the past 20 years

As of December 2021, a total of 252 planetary probes have been launched around the world.

Planetary Sciences Feb 23, 2023

Study explains how Enceladus ejects particles from oceans beneath its surface

Although it is relatively small, Enceladus—the sixth largest of Saturn's 83 moons—has been considered by astronomers to be one of the more compelling bodies in our solar system.

Astronomy Feb 9, 2023

Hubble captures the start of a new spoke season on Saturn

New images of Saturn from NASA's Hubble Space Telescope herald the start of the planet's "spoke season" surrounding its equinox, when enigmatic features appear across its rings. The cause of the spokes, as well as their seasonal ...

Astrobiology Dec 21, 2022

What it would take to discover life on Saturn's icy moon Enceladus

Surrounded by a vast ocean underneath a thick ice shell, Enceladus is a hot candidate for potentially harboring alien life. A team of researchers led by the University of Arizona concluded that a future mission could provide ...

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