Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...

One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at ...

New research says that Earth could be ejected from our solar system if a passing star was to come close enough.

The origin of life is one of the most fundamental and enduring questions of mankind and one of the three greatest Origin ...

Rourkela and Sun Yat-sen University in China have examined how spinning dust devils, powerful dust storms and widespread ...

A superbright Mars is currently visible alongside Regulus, the "Heart of the Lion" star located around 79 light-years from ...

How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What ...

This explorer spacecraft is heading to a rare asteroid with a naked metal core. It could hold clues to how Earth began ...

Passing stars could trigger instability across the solar system, resulting in Earth being hauled out of its orbit.

NASA was to supply some critical technologies for the mission, which Europe may not be able to readily replace.

The core of the Red Planet may be filled with sulfur. New experiments have shown that the core of Mars formed much faster ...