An asteroid between about 130 and 300 ft. (40 and 90 meters) in diameter has been given a 2.3% chance of it hitting Earth on Dec. 22, 2032.

William Lucas, who has died aged 102, was the director of Nasa’s Marshall Space Flight Center in Huntsville, Alabama, the ...

Russia’s new plasma engine could reach Mars in just 30 days. Russia's new plasma rocket engine is engineered to cut the ...

The likelihood of 2024 YR4 colliding with the our planet in 2032 have ticked up to over 3 percent. Is it time to start worrying?

Nuclear pulse propulsion is a technology that would work. It was being developed in the 1960s but it was stopped because of ...

After inheriting a vast nuclear arsenal post-Soviet Union collapse, Ukraine chose to relinquish it, motivated by financial ...