NASA

Nasa sees no connection between Russian meteorite and Asteroid that raced right past Earth.

Deputy PM Dmitry Rogozin urges nations to club together in absence of space debris interception technologies.

Earth gets another close encounter with flying space rock when asteroid 2012 da14 whizzes past our planet later - hours after a meteor burned up over the Urals in Russia.

An asteroid - 2012 DA14 - will come within 30,000km of Earth on the evening of 15 February. This is the closest that a Near Earth Object has ever been

Exploratory craft drills into Martian surface to and collect rock samples for Nasa scientists.

Object is largest to pass so close to our planet in 15 years, say Nasa scientists.

Impact of 2012 DA14 would be like 2.5 megatons of TNT, but NASA says: "relax"

Penn State Department of Geosciences scientists redraw band crucial for life to thrive.

Nasa transmits image of Mona Lisa to the Lunar Reconnaissance Orbiter.

2013 may be year mankind finally establishes contact with intelligent life from outside Earth.

Flying saucer 'triangle' captured on film few hundred miles above Earth by Nasa cameras and uploaded on YouTube.

Nasa satellite photograph shows scale of air pollution over country at never-before-seen levels.

Astronomers find first structure that forms part of the Milky Way's cosmic 'skeleton'.

Over-population, climate change, pollution, species extinction and over-consumption spell end of civilisation.

Quadrantids have maximum rate of up to 100 meteors per hour and expected to peak just before dawn on Friday.

Bunker 42 deep underground in Moscow to host end-of-the-world party for £600 a head.

Robotic telescope set up to offer live coverage of Mayan apocalypse.

The US government has issued guidelines on how to tell children about the forthcoming apocalypse.

Doomsday theorists believe the end of the Baktun cycle on 21 December signals the apocalypse, but this is not the case, experts say.

Weather reports across the globe do not give bright outlook for Doomsday on 21 December.

Doomsday rumours make Chinese man, 36, go on stabbing spree.

Mayan calendar is believed to predict the end of the world on 21 December, 2012. So how real is Doomsday?

Scottish computer hacker Gary McKinnon won't be put on trial in the UK, following the government's decision not to extradite him to the US.

Skywatchers around the world witnessed the annual Geminid meteor shower which was at peak with a bounty of brilliant shooting stars.

The Geminid meteor shower, the last major such event of 2012, could well become one of the most brilliant of the year

Survey shows friends and family are biggest comfort during Apocalypse countdown - but some plans are more surprising.

Theories about robot shuttle range from atomic bomb to spy-satellite - and Russia and China are reportedly fretting.

Soldiers arrest Diarra from his home as he prepares to leave the country for France.

Scroll down to view the beautiful images of earth, as seen from space, taken by NPP satellite during the night.

In the southern Philippines 50,000 people were evacuated due to heavy rains and winds by typhoon Bopha