Mercury takes only 88 Earth days to orbit the sun.
A full moon happens when the moon is directly opposite the sun from our perspective on Earth, fully illuminated by sunlight.
Scientists have spotted an asteroid which they estimate has a more than 2 per cent risk of hitting Earth in eight years time ...
An asteroid could hit Earth, but scientists are continuing to gather data to understand its trajectory and potential impact ...
A recently discovered, sizable asteroid may come within striking distance of Earth in less than eight years. But although the ...