Does Pluto Have a Subsurface Ocean? New Research Says Probably

The discovery of huge faults on Pluto provides evidence for a possible liquid water ocean beneath the ice crust. Photo Credit: NASA/JHUAPL/SwRI

So-called “waterworlds” have been found to be surprisingly common in the Solar System—small icy moons which have ice crusts but oceans of liquid water below the surface. These include Jupiter’s moons Europa […]

Enceladus' Water Geysers May Be 'Curtain Eruptions' According to New Study

The water vapor jets on Enceladus are now thought to mostly be more like diffuse “curtains” rather than separate plumes. Image Credit: NASA/JPL-Caltech/SSI/PSI

The water vapor geysers on Saturn’s moon Enceladus are one of the most fascinating phenomena in the Solar System; the jets spray far out into space in a dazzling display unseen […]

NASA's Hubble Space Telescope Spots Mars-Bound Comet Sprout Multiple Jets

The images above show — before and after filtering — comet C/2013 A1, also known as Siding Spring, as captured by Wide Field Camera 3 on NASA’s Hubble Space Telescope.Image Credit: NASA, ESA, and J.-Y. Li (Planetary Science Institute)

NASA released Thursday an image of a comet that, on Oct. 19, will pass within […]

NASA MRO Video Highlights Mars’ Dynamic Environment

NASA’s MRO mission has determined that the Red Planet goes through seasonal changes just like Earth does. The changes, however, are very different than what we experience on our home world. Image Credit: NASA/JPL-Caltech/Univ. of Arizona

A recent video compiled of imagery from NASA’s Mars Reconnaissance Orbiter (MRO) shows that—far from the dead planet […]