Initial projections estimated a 1% chance of collision, but recent calculations have doubled those odds to 2.3%. Scientists admit, however, that much remains unknown about the asteroid's size and ...

The world was shocked and saddened 39 years ago after the Space Shuttle Challenger tragedy. The crewed shuttle mission for NASA ended moments after the launch with a terrible mid-air explosion on Jan.

A newly discovered asteroid named 2024 YR4 now has a 2.2% chance of affecting Earth in 2032 after recent observations.

For millions, it was an event that would be seared into their memories for the rest of their lives – on par with the Kennedy assassination and 9/11.

Scientists warn about a large asteroid, 2024 YR4, that may collide with Earth in 2032. Current predictions give it a roughly ...

NASA scientists have been tracking an alarming acceleration in landslides on the Palos Verdes Peninsula in California, where ...

NASA relaunched shuttle flights on Sept. 29, 1988, when Discovery lifted off from the space center. Seventeen years after the Challenger disaster, another shuttle and its crew were lost in the ...

and the disaster, from their classrooms. The Challenger crew is honored at exhibits at the Kennedy Space Center Visitor Complex, along with the Space Mirror Memorial. NASA held its annual Day of ...

On January 28, 1986, the Space Shuttle Challenger exploded after it was launched from Kennedy Space Center in Florida in just 73 seconds which claimed the lives of seven astronauts.

This marks 35 years since the Challenger disaster. (NASA/Bill Ingalls, (NASA/Bill Ingalls)) ORLANDO, Fla. – The 1986 late January freeze is one many will never forget, and the consequences of it ...