Astronomers do not know where thousands of “city-killer” asteroids are, Nasa’s head of planetary defence has admitted.

The object is hurtling towards the Earth at a zippy 12,616 miles per hour, according to data from the space agency.

See footage Orion Spacecraft, moon and Earth shortly before its "outbound powered flyby burn". Orion was less than 2000 miles away from the moon and over 200,000 miles away from Earth. Credit: Credit: ...

Glaciologist Helen Fricker will use a cutting-edge Lidar imaging system to study some of the world’s most isolated spots.

While heavily modified smartphones have been to space before, NASA is planning to send almost commercial-grade phones to the ...

EARTH cannot defend itself against the thousands of “city killer” asteroids that are zooming around space near our planet, Nasa chiefs warn. They reckon there are about 15,000 undetected ...

The annular or \"Ring of Fire\" solar eclipse will happen today, February 17, 2026. This celestial event will get a lot of attention around the world, b.

NASA should focus on the body and mind, not just engineering, for cosmic travel. Scott Solomon is a biologist and professor ...

Astronaut John Glenn once left NASA concerned after describing a sight 'he'd never seen anything like' while in space ...

A top astronomer responsible for defending the Earth against asteroids has revealed what keeps her up at night — thousands of “city killer” space rocks that remain undetected. Dr Kelly Fast, NASA’s ...

An annular solar eclipse is happening on Feb. 17, lining up with the Lunar New Year and Mardi Gras.

A “ring of fire” solar eclipse will be visible on Tuesday, with the best views in Antarctica and partial eclipse views in ...