Experts said that the unusual sight was caused by frozen fuel from a SpaceX Falcon 9 rocket, which launched for the NROL-69 ...
The shape is thought to be the result of leftover fuel released into space as the Falcon 9 rocket returned to Earth.
The aurora borealis lit up the night sky in Michigan on Monday and Tuesday, according to the NOAA's Space Weather Prediction ...
A mysterious light blue swirl puzzled skywatchers from Britain to Croatia on Monday night. Many thought it looked like an ...