A new study rules out the existence of global oceans of water on Neptune-like planets such as K2-18b, finding their water ...

St. Andrews University physicists who looked at the planet said that the research conjures "two possible explanations." ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

With the discovery of ever more exoplanets—over 6,000 now—scientists, of course, want to know if they are habitable for life. (At least, life as we know it.) But assessing habitability is a difficult ...

Earth scientists often face huge challenges when researching Earth's history: many significant events occurred such a long ...

Scientists have uncovered an unexpected witness to Earth’s distant past: tiny iron oxide stones called ooids. These mineral snowballs lock away traces of ancient carbon, revealing that oceans between ...

Millipedes aren’t perhaps the world’s most sought-after animals, but in all those legs, there is chemical gold. The humble ...

Earth scientists often face huge challenges when researching the earth's history: many significant events occurred such a long time ago that there is ...

Billions of years ago, water flowed across Mars. Most scientists agree the red planet had rivers. But did those rivers flow ...

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

ESA is now targeting a mission to study enigmatic Enceladus as part of its Voyage 2050, the agency's long-term plan for space ...