Enceladus’ spin axis may have tilted due to asteroid impact

Enceladus’ spin axis may have tilted due to asteroid impact

Cassini mission scientists found evidence that Saturn's icy, ocean-bearing moon Enceladus may have tipped over in the distant past. Its spin axis, the line through the north and south poles, has reoriented, possibly due to a collision with a smaller body such as…

Unusual red arcs spotted on the surface of Saturn’s icy moon Tethys

Unusual red arcs spotted on the surface of Saturn’s icy moon Tethys

New enhanced-color images from NASA's Cassini spacecradr revealed unexplained arc-shaped, reddish streaks on the surface of Saturn's icy moon Tethys. The red arcs are narrow, curved lines on the moon's surface, and are among the most unusual color features o