Titan may seem like a prime candidate for alien life with its organic-rich surface and deep subsurface ocean, but new ...

ALIEN life could be hiding away on the vast ocean of a nearby moon. Scientists say there’s a chance that a “small population” ...

The Search Is Ongoing . Maybe alien civilizations watch us from afar, or perhaps only microbes gather in some distant world. Every new mission and space technology fuels the hunt, ...

"The more we know about Earth's icy environments, the better we will be able to understand the other environments," said ...

As temperatures rise during the Martian spring, CO2 trapped beneath the surface is violently ... that resemble giant alien spider webs spread across the southern polar ice cap.

Data from the massive telescope also suggests the exoplanet, the name for a planet outside the solar system, may also have a surface covered ... of freezing to ice or boiling into steam)".

For Curiosity, that meant a place with many geologic layers, so the rover could study what conditions were like in the Martian past, when at least some parts of the planet were habitable.

Mars’s atmosphere was sufficiently dense and retained enough heat for water to remain liquid on the red planet’s surface. Not so today: Though water ice abounds under the Martian surface and ...