Mercury takes only 88 Earth days to orbit the sun.

Two such lunar canyons, Vallis Schrödinger and Vallis Planck, stretch over 270 km (168 miles) each, with depths of 2.7 km ...

A volcano in Southern Italy has burned red as lava spewed from one of its craters. The snowy surroundings of Sicily’s Mount Etna were lit up as the volcano emitted lava around 3,000 metres above sea ...

New photos of Mercury's mysterious north pole reveal a glimpse of the permanently dark, frigid craters that may hold ice dozens of feet thick, even though Mercury is the closest planet to the sun.

Mercury General stock was plummeting on Friday, with the Los Angeles wildfires likely to leave the insurer covering hundreds of millions of dollars worth of losses. Shares tumbled 19% to $49.08 ...

The return of the floating structures shows the resilience of illegal gold mining in the Amazon, which destroys the riverbeds ...

Moments in human history are etched into the Earth. Now researchers are piecing together evidence of our impact on the planet ...

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...

Tired and rundown facilities at an Atherton Tablelands beauty spot visited by tens of thousands every year are about to get a multimillion dollar makeover. Lake Eacham offers swimming ...