A Soyuz SL-4 R / B Russian rocket was successfully launched from Baikonur cosmodrome on December 21, 2015 at 11:44 GMT.
And baffled stargazers watching the sky over the southwestern United States in Nevada and California. Nice videos.
A mysterious light striking the sky of California and Nevada baffled plenty of stargazers on December 22, 2015.
According to Aerospace.org, this strange light in the sky were the debris of a Soyuz rocket that launched from Baikonur on December 11, 2015.
Still an amazing sky phenomenon.