Top secret drone mission Sky News was given rare access to view a drone mission last week at a top-secret area. As night fell ... depot inside Russia. "Vector", the commander on the ground ...

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Sky News was given rare access to view a drone mission last week at a top-secret area. As night fell, soldiers dressed in black ... We were told their target was an ammunition depot inside Russia.

Main sequence stars (like our Sun) make up about 90% of the stars in the sky. When they die ... One quantity that behaves this way is the velocity vector for anything attempting to leave a ...

Frozen fuel from the SpaceX Falcon 9 rocket created a luminous swirl that lasted for several minutes and could be seen from ...

A stunning blue light likely caused by SpaceX Falcon 9 rocket fuel illuminated the night skies over Europe on Monday.

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.

What views of the night sky would we have if we had evolved on the Jupiter moon Europa, or one of the TRAPPIST-1 planets? If you have a clear view of the night sky at the end of February ...

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