Scientists like to refer to our planet as residing in the "Goldilocks zone," where it's neither too hot nor too cold, and ...

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

It’s like trying to dock a boat with a mountain floating in space and tumbling really unpredictably and with almost no ...

The TNO, which are described as minor planets that orbit the sun at a greater distance than Neptune, were found on the edge ...

Scientists have recently spotted a huge object far away in the cold outer reaches of our solar system. This ...

The ice on the surface of Jupiter's massive moon Europa is constantly changing, hinting at the presence of a subsurface ocean ...

Less than 1% of this dwarf planet candidate's orbit is close enough to detect, which means astronomers are lucky to have ...

Billions of years from now, the Sun will swell into a red giant, swallowing Mercury, Venus, and Earth. But that’s not the ...

A series of studies have cast doubt on the sensational claim that "the strongest evidence yet" was found that life exists anywhere else besides Earth.

Yesterday, the company shared a presentation by founder and CEO Elon Musk on their plan for uncrewed and human Mars exploration and settlement. Calling the timeline ambitious is almost an ...

A potential new dwarf planet has been discovered in the outer reaches of the solar system, and its existence poses the ...

Earth’s sister planet reaches greatest western elongation and dichotomy as the waxing Moon slides along the ecliptic in the ...