The livestream will begin at 3:45 p.m. EDT on May 18, bringing near real time views of the asteroid from robotic telescopes ...

Here's how to watch "David Attenborough's 100 Years on Planet Earth" online from anywhere as the BBC marks the naturalist's birthday from the Royal Albert Hall.

Newly spotted asteroid 2026 JH2, which could be up to 115 feet wide, will fly past Earth closer than some satellites on Monday (May 18). The close approach will be visible to stargazers and can be ...

NASA's first human moon mission in 50-plus years is ready for liftoff, and you can watch it leave Earth live. Artemis 2 will launch four astronauts for a round-the-moon mission no earlier than April 1 ...