October guide to the bright planets | | Only 2 of the 5 bright planets are easy to see in October 2019, but 2 others might be possible. Jupiter and Saturn are easy from nightfall to late night. Mercury and Venus appear briefly in the afterglow of sunset. Mars lurks - unseen - in the glare of dawn. Read more. | | |
Shapeshifting robots for Saturn's moons | | NASA is testing a 3D-printed prototype of unusual mini robots that can roll, fly, float and swim, then morph into a single machine. They're called Shapeshifters. The team envisions them as a way to explore Saturn's moons. Read more. | | |
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