A “huge globular luminous object” was spotted in the Shanghai sky on Saturday evening by aircrews who reported it to air traffic control, the East China Air Traffic Control Bureau confirmed to media on Tuesday.
A microblogger claiming to be the pilot of Flight CZ6554 from Shanghai to Changchun wrote he had seen a huge bright spherical object at 10,700 meters above Shanghai about 9 pm on Saturday.
The object grew larger and appeared as a regular geometric sphere hundreds of times larger than the Moon, he said.
Russian TV News report: http://www.5-tv.ru/news/44428/
This clip courtesy of MOX News makes brief mention of the sighting in no detail:
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The phenomenon was likely caused by “astronautic or military activities!!