Experts said that the unusual sight was caused by frozen fuel from a SpaceX Falcon 9 rocket, which launched for the NROL-69 ...

If the sky is blue during the day, why does it turn brilliant shades of red and orange at sunrise and sunset? The answer lies in the angle of the Sun and the distance its light travels through the ...

A Curious Blue Swirl of Light Captivates Sky Watchers in Europe 0:27 NOW PLAYING 1:07 0:43 14:22 Two Astronauts on an 8-Day Mission That Turned Into a 9-Month Odyssey 2:05 0:36 2:58 1:03 ...

As it zoomed across the sky to reach space, it produced a mesmerizing blue spiral that left many ... white ring surrounding a brighter white light, presumably the rocket, as it zoomed away from ...

You might think that explaining why the sky is blue would be kind of simple. But even a brief explanation of it requires a lot of science. The colors of everything you see are produced in ...

The aurora borealis lit up the night sky in Michigan on Monday and Tuesday, according to the NOAA's Space Weather Prediction ...