Scientists are raising serious alarms about hidden threats from space that could strike Earth without warning. NASA officials ...

When we eventually mine asteroids, humans and robots will not leave unprotected microbes on the surface. Instead, machines ...

A NASA scientist has warned that thousands of city-killing asteroids could strike Earth, and there’s currently no defense ...

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 ...

When it comes to saving Earth from a potential doomsday rock, knowing where to hit it and how it spins could make all the difference. Two new studies presented last month at the Europlanet Science ...

NASA's head of planetary defence, Dr Kelly Fast, has issued an unsettling update on thousands of ‘city-killer’ asteroids that could hit Earth.

Around 15,000 mid-sized asteroids, known as 'city-killers', are unaccounted for as they zoom around space close to planet Earth - with the potential to cause devastating damage ...

(CNN) — Asteroids contain large quantities of both precious and common metals, and despite the obvious challenges in reaching them, a few startups say these celestial bodies could offer a sustainable ...

This composite of 11 images of asteroid 2017 BQ6 was generated with radar data collected using NASA’s Goldstone Solar System Radar in California's Mojave Desert on Feb. 5, 2017, about 5 hours before ...

This Hubble Space Telescope image of Vesta shows another of the most massive asteroids in the asteroid belt, a region between Mars and Jupiter. The images are helping astronomers plan for the Dawn ...