A minimum of three 'city-killer' asteroids have been spotted near Venus, and they could strike Earth in the next few weeks ...

Catch up with the most important stories from around Europe and beyond - latest news, breaking news, World, Business, ...

The innermost planets straddle nighttime, with Mercury in the evening and the greatest western elongation of Venus in the ...

For instance, Neptune migrated outward, switching places with Uranus, and pushed a lot of the small, icy bodies into the ...