Paris, France's capital, displays why it is known as the "City of Lights" in this photo taken from on board the International ...

A mysterious light blue swirl puzzled sky watchers from the United Kingdom to Croatia on Monday night. Many thought it looked ...

Here's when and how to spot the aurora borealis from select spots across the United States the night of March 25 into the ...

This activity is connected to a fast-moving coronal mass ejection, or CME, that left the Sun on Friday. According to SWPC’s ...

Blue and white spirals believed to be from the Space X Falcon 9 rocket have been spotted in the skies across the UK. Experts ...

American astronaut Don Pettit has shared some striking footage captured from the ISS showing star trails and city lights.

A huge sun eruption combines with speedy solar wind from a "coronal hole" for a weekend aurora show, experts predict.

Frozen fuel from the Falcon 9 rocket launched Monday created a luminous display for several minutes, and was seen by people from England to Eastern Europe.

Multiple residents across Northern California have reached out to KCRA 3 after seeing an object that looks like a meteor ...

The NOAA NWS Space Weather Prediction Center has issued a G2-level Geomagnetic Storm Warning. It lasts until around 2 a.m.

According to the National Oceanic and Atmospheric Administration's (NOAA) aurora forecast, the northern lights may be ...

According to the National Oceanic and Atmospheric Administration's (NOAA) aurora forecast, the northern lights may be ...