Similar to Earth, the planet has an axis with a tilt that causes seasonal changes, though each season on Saturn lasts about seven years, according to NASA. Hubble is set to observe the unexplained ...

This Hubble time-lapse movie shows the orbits of some of Saturn's icy moons as they circle the planet over an 18-hour period. The video is composed of 33 Hubble snapshots of the planet ...

The first key, the period-luminosity scale discovered by Henrietta Leavitt, allowed astronomers to calculate the distance to variable stars from Earth. Hubble had already used this knowledge in ...

The latest sighting was in October when Hubble spotted several dancing ... something to do with interactions between Saturn and the sun. Similar to Earth, Saturn has a magnetic field that ...

Earth has seasons because it rotates ... The resulting images are therefore overlaid onto an image of Saturn in visible light taken by the Hubble Space Telescope. “The quality of the new data ...

Magnetic vortices twisting down from Jupiter's ionosphere into its deep atmosphere cause giant, ultraviolet-absorbing polar ...

While Jupiter's Great Red Spot has been a constant feature of the planet for centuries, University of California, Berkeley, ...