Yutu celebrates a holiday, Curiosity arrives at Mt. Sharp, Opportunity formats its memory, Rosetta explores 67P, and Cassini studies Saturn’s atmosphere.
The asteroid 2014 RC swooped by Earth at a distance of only 34,000 km (21,000 miles) on Sunday, September 7. The close approach allowed scientists to make some observations of the small asteroid.
A paper published in Nature Geoscience on September 7 may hold the answer to a long-standing mystery regarding Europa’s icy shell.
A NASA senior panel took Curiosity’s mission management to task, finding that their extended mission plan was “a poor science return for such a large investment” and “lacked scientific focus and detail.”