Saturn is like an antiques shop, Cassini suggests

(Phys.org) —A new analysis of data from NASA's Cassini spacecraft suggests that Saturn's moons and rings are gently worn vintage goods from around the time of our solar system's birth.

NASA Refines Asteroid Apophis' Path Toward Earth

(PhysOrg.com) -- Using updated information, NASA scientists have recalculated the path of a large asteroid. The refined path indicates a significantly reduced likelihood of a hazardous encounter with Earth in 2036.

The 'habitable edge' of exomoons

Astronomers have their fingers crossed that within the haul of data collected by NASA's Kepler mission, which has already detected nearly three thousand possible exoplanets, hide the signatures of the very first exomoons.

Comet ISON and Mars imaged together during close approach

Comet ISON made its closest approach to Mars yesterday (October 1, 2013) at a distance of 10.5 million km (6.5 million miles). While we await to find out if attempts to image the comet by spacecraft on the surface (update: ...

Cassini observes meteors colliding with Saturn's rings

(Phys.org) —NASA's Cassini spacecraft has provided the first direct evidence of small meteoroids breaking into streams of rubble and crashing into Saturn's rings. These observations make Saturn's rings the only location ...

Rare meteorites created in violent celestial collision

A tiny fraction of meteorites on earth contain strikingly beautiful, translucent, olive-green crystals embedded in an iron-nickel matrix. Called pallasites, these "space gems" have fascinated scientists since they were first ...

Cassini shapes first global topographic map of Titan

(Phys.org) —Scientists have created the first global topographic map of Saturn's moon Titan, giving researchers a valuable tool for learning more about one of the most Earth-like and interesting worlds in the solar system. ...

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