A spinning orb of light that slowly moved across the sky in Alaska on March 29 was actually frozen fuel left by a Chinese rocket, according to experts.

A mysterious orb of light with a glowing tail was observed soaring over New York City early Tuesday morning, prompting speculation of extraterrestrial activity. But it wasn't long before the ...

The orb corresponded with the flight path of a Chinese rocket that was delivering two satellites into orbit, he added. The rocket was a two-stage Long March 6 carrier rocket that launched from ...