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Cassini reveals details about charged 'nanograins' near Enceladus

(Phys.org) -- It was a call that Rice University physicist Tom Hill had waited more than 20 years to receive. It traveled almost a billion miles to reach him. And the message — once it arrived from NASA’s ...

Space & Earth / Space Exploration

created May 23, 2012 | popularity 4.7 / 5 (3) | comments 1 | with audio podcast

Cassini spots tiny moon, begins to tilt orbit

(Phys.org) -- NASA's Cassini spacecraft made its closest approach to Saturn's tiny moon Methone as part of a trajectory that will take it on a close flyby of another of Saturn's moons, Titan. The Titan flyby ...

Space & Earth / Space Exploration

created May 22, 2012 | popularity 4 / 5 (2) | comments 2 | with audio podcast

Image: Saturn's brightly reflective moon Enceladus

(Phys.org) -- A brightly reflective Enceladus appears before Saturn's rings, while the planet's larger moon Titan looms in the distance.

Space & Earth / Space Exploration

created May 11, 2012 | popularity 5 / 5 (2) | comments 0

Seeking signs of life at the glacier's edge

Microbes living at the edges of Arctic ice sheets could help researchers pinpoint evidence for similar microorganisms that could have evolved on Mars, the Jovian moon Europa, or Saturn's moon Enceladus.

Space & Earth / Earth Sciences

created May 17, 2012 | popularity not rated yet | comments 0 | with audio podcast

Enceladus on display in newest images from Cassini

The latest images are in from Saturn’s very own personal paparazzi, NASA’s Cassini spacecraft, fresh from its early morning flyby of the ice-spewing moon Enceladus. And, being its last closeup for ...

Space & Earth / Space Exploration

created May 03, 2012 | popularity 5 / 5 (1) | comments 1

Cassini, Saturn Moon Photographer

NASA's Cassini spacecraft successfully flew by Saturn's moons Enceladus and Dione during close flybys on May 2, 2012, capturing these raw images. The flybys were the last close encounters of these icy moons ...

Space & Earth / Space Exploration

created May 03, 2012 | popularity 5 / 5 (2) | comments 0

Mercury's magnetic field measured by MESSENGER orbiter

Researchers working with NASA's Mercury Surface, Space Environment, Geochemistry, and Ranging (MESSENGER) spacecraft report the frequent detections of Kelvin-Helmholtz (KH) waves at the edge of the innermost ...

Space & Earth / Space Exploration

created May 15, 2012 | popularity not rated yet | comments 0

Researchers reveal unseen planet by its gravity

More than a 150 years ago, before Neptune was ever sighted in the night sky, French mathematician Urbain Le Verrier predicted the planet's existence based on small deviations in the motion of Uranus. In a ...

Space & Earth / Astronomy

created May 10, 2012 | popularity 4.9 / 5 (14) | comments 0 | with audio podcast

Cassini's last flyby of Enceladus until 2015

On May 2, the Cassini spacecraft will be swooping past the moon we all love to love — Enceladus — and coming within 74 kilometers (46 miles) of its fractured, jet-spewing surface.

Space & Earth / Space Exploration

created May 02, 2012 | popularity 5 / 5 (10) | comments 13 | with audio podcast

Venus to appear in once-in-a-lifetime event

On 5 and 6 June this year, millions of people around the world will be able to see Venus pass across the face of the Sun in what will be a once-in-a-lifetime experience.

Space & Earth / Space Exploration

created May 01, 2012 | popularity 5 / 5 (11) | comments 8

The mystery of Venus’ ashen light

May is the best time to try and spot one of the most enduring unsolved mysteries in our Solar System. Ashen Light is a faint glow allegedly seen on the unlit portion of Venus, during its crescent phase, similar to the earthshine ...

Space & Earth / Space Exploration

created Apr 30, 2012 | popularity 4 / 5 (5) | comments 6 | with audio podcast

Cassini finds Saturn moon Phoebe has planet-like qualities

(Phys.org) -- Data from NASA's Cassini mission reveal Saturn's moon Phoebe has more planet-like qualities than previously thought.

Space & Earth / Space Exploration

created Apr 27, 2012 | popularity 4.9 / 5 (10) | comments 16 | with audio podcast

Cassini sees objects blazing trails in Saturn ring

(Phys.org) -- Scientists working with images from NASA's Cassini spacecraft have discovered strange half-mile-sized (kilometer-sized) objects punching through parts of Saturn's F ring, leaving glittering trails ...

Space & Earth / Space Exploration

created Apr 24, 2012 | popularity 5 / 5 (5) | comments 1 | with audio podcast

How did the equatorial ridge on Saturn's moon Iapetus form?

Saturn's moon Iapetus is one of the most unusual moons in our solar system.

Space & Earth / Space Exploration

created Apr 01, 2012 | popularity 3.8 / 5 (9) | comments 11

Cassini makes simultaneous measurements of Saturn's nightside aurora and electric current system

(PhysOrg.com) -- Since the NASA / ESA Cassini-Huygens spacecraft arrived at Saturn in 2004, astronomers and space scientists have been able to study the ringed planet and its moons in great detail. Now, for ...

Space & Earth / Space Exploration

created Mar 27, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast