Asteroid crash would devastate ozone layer

Падение астероида

A mid-sized asteroid impact with the ocean could drastically deplete the ozone layer for many years, according to a team of US researchers. Such damage would expose the surface to levels of UV radiation up to three times more severe than anything currently recorded on Earth.

Water Ice Discovered on Asteroid for First Time


Water ice has been found on the surface of a nearby asteroid for the first time – a discovery that could help explain how Earth got its oceans, scientists announced Wednesday. Two teams of researchers independently verified that the asteroid 24 Themis – a large rock hurtling through space in the asteroid belt between Mars and Jupiter – is coated in a layer of frost.

Hayabusa on track to return to Earth


After a string of problems that delayed its return by three years, Japan's Hayabusa probe is on course back to Earth with its cargo of asteroid samples.

2010 AL30: Asteroid or Space Junk?


According to NASA's Jet Propulsion Laboratory's Small Body Database, 2010 AL30 has now been classified as an "Apollo" class near-Earth asteroid (NEA) rather than anything manmade. Apollo class asteroids cross the path of the Earth and are confined to an orbit around the sun similar to that of our planet. This classification is named after an asteroid called 1862 Apollo that was discovered in 1932. 

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