NASA's Cassini spacecraft has made its fourth and final close flyby of Saturn's second largest moon Rhea. The probe came within 640 miles of the moon and snapped a dozen closeup images.
![[Image: cassini-spacecraft-rhea-moon.jpg]](https://images.weserv.nl/?url=i.space.com%2Fimages%2Fi%2F000%2F015%2F917%2Fi02%2Fcassini-spacecraft-rhea-moon.jpg)
![[Image: cassini-rhea-nasa-1.jpg]](https://images.weserv.nl/?url=i.space.com%2Fimages%2Fi%2F000%2F026%2F958%2Fi02%2Fcassini-rhea-nasa-1.jpg)
http://www.space.com/14922-photos-saturn-moon-rhea.html
![[Image: cassini-spacecraft-rhea-moon.jpg]](https://images.weserv.nl/?url=i.space.com%2Fimages%2Fi%2F000%2F015%2F917%2Fi02%2Fcassini-spacecraft-rhea-moon.jpg)
![[Image: cassini-rhea-nasa-1.jpg]](https://images.weserv.nl/?url=i.space.com%2Fimages%2Fi%2F000%2F026%2F958%2Fi02%2Fcassini-rhea-nasa-1.jpg)
http://www.space.com/14922-photos-saturn-moon-rhea.html
Save a life. Adopt a greyhound.
![[Image: JUkLw58.gif]](https://i.imgur.com/JUkLw58.gif)