Space

For nearly six decades, the Outer Space Treaty has prohibited countries from placing nuclear weapons in orbit. But one scientist...

For decades, scientists have debated the best way to stop a large asteroid from colliding with Earth. The most common...

NASA has launched an unprecedented space rescue mission aimed at extending the life of one of its most productive observatories....

NASA's vision of putting humans back on the Moon is evolving into something much bigger: building a permanent foothold on...

A decade-old image captured by NASA's Opportunity rover is once again making waves online after social media users claimed it...

Every year on June 30, the world observes World Asteroid Day, commemorating the 1908 Tunguska event, the largest asteroid impact...

A massive asteroid measuring roughly 3,300 feet (about one kilometer) across is set to make a close approach to Earth...

In March 1989, Earth narrowly avoided what scientists describe as one of the most alarming asteroid near-misses ever recorded. The...

For decades, one of astronomy’s most widely accepted predictions has been that Earth’s final chapter would end inside the Sun....