Ph.D. (Caltech, 1983) in applied physics, with studies in geophysics. He joined Sandia National Laboratories, where he was an ...

When considering your future plans, how much weight should you give to the possibility of an asteroid (or comet) striking the ...

Asteroids hiding in the Sun’s glare, some large enough to destroy cities, pose a hidden threat. New infrared telescopes aim ...

An asteroid burned up in the Earth’s atmosphere just hours after it was detected last month, the European Space Agency ...

Last month, an asteroid impacted Earth's atmosphere just hours after being detected — somehow, it managed to circumvent impact monitoring systems during its approach to our planet. However ...

A "bus-sized" asteroid being tracked by NASA will zoom safely past the Earth on Wednesday as both celestial objects make a close approach while orbiting around the sun. The space rock, known as ...

Once feared to pose a threat to Earth, asteroid Apophis is now a subject of immense scientific interest. Discovered in 2004, the 450-meter-wide asteroid will pass remarkably close to Earth on ...

A “city killer” asteroid the size of the Empire State Building is still a potential threat to Earth in 2029, according to new simulations. Asteroid 99942, which is about 1,200 feet/370 meters ...

Goodnight room, goodnight moon. The Hera spacecraft, speeding on to an asteroid, took a look back at Earth's moon — and in a new animation, you can see our neighbor shrinking as Hera flies away.

Measuring 1,000-feet-long, the massive asteroid was discovered in 2004. Apophis is predicted to pass within 20,000 miles of Earth—closer than some orbiting satellites—on April 13, 2029.

The Taurid meteor shower will reach its peak on Monday night. Pictured: Parseid meteors in Nevada, USA. Source: Getty / Ethan Miller The Taurid meteor shower will soar through Australian skies on ...