Media commentator and former British Ministry of Defence UFO researcher Nick Pope worries that none of our current, science-driven protocols clearly say what to do if aliens actually arrive—or how to ...

The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks, as the world's telescopes ...

NASA still views the moon as a stepping stone to Mars, even though Elon Musk has dismissed Earth's nearest neighbor as "a ...

A terrifying new animation has revealed the projected path of the 'city-destroying' asteroid heading towards Earth.

SpaceX is the jewel in Musk's crown. That could prove a problem for Trump - Inside the $350bn startup that could rock the ...

A nearly 98 percent chance it won’t hit us is pretty good. Second, while that’s definitely a massive rock, it’s not like a ...

NASA's Polar Resources Ice Mining Experiment-1 (PRIME-1) is preparing to explore the moon's subsurface and analyze where ...

Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting ...