Tag Archives: National Aeronautics and Space Administration

Another Saturn Moon May Hide Subsurface Ocean

Cassini observations show that icy Dione is the latest small moon in the solar system possessing tantalizing clues of a liquid water ocean beneath its crust. NASA’s Cassini spacecraft has spotted many watery delights while orbiting Saturn’s system. There’s Enceladus’ 101 geysers, spewing fountains up from the ice and giving strong evidence of an ocean below. And there’s Titan, a strange, soupy, orange world that may also have an ocean somewhere under the surface.

Continue reading Another Saturn Moon May Hide Subsurface Ocean

How to Form Io’s Mountains? Just Squeeze!

Jupiter’s volcanic moon Io is full of mysteries, including how its mountains were formed. They have puzzled scientists for decades because they look nothing like mountains on Earth.

At home, we see mountains grow in ranges that can stretch across thousands of miles. But on Io, the more than 100 cataloged mountains mostly grow in isolation. What mysterious tectonic forces are at play here? Continue reading How to Form Io’s Mountains? Just Squeeze!

Kepler Spacecraft Stabilized After Unexplained Emergency

After a weekend of uncertainty for the Kepler spacecraft, NASA let out a sigh of relief on Monday, saying that “the spacecraft reached a stable state with the communication antenna pointed toward Earth.”

NASA posted a statement from mission manager Charlie Sobeck on Monday, saying that the “mission has cancelled the spacecraft emergency, returning the Deep Space Network ground communications to normal scheduling.” Continue reading Kepler Spacecraft Stabilized After Unexplained Emergency