Measuring around 41 feet in diameter, the asteroid is speeding towards our planet at more than 38,500 miles per hour.

A small asteroid spotted only hours before it struck the atmosphere has become a touchstone for how fragile, and how powerful, our planetary defense really is. The impact itself was harmless, but the ...

NEW YORK — Space weather forecasters issued an alert on Tuesday for incoming severe solar storms that could produce colorful northern lights and temporarily disrupt communications. In the past few ...