NASA's discoveries reveal water's prevalence beyond Earth, from subsurface oceans on moons to vapor in exoplanet atmospheres.

The search for life beyond Earth is a holy grail quest for many experts, but finding where to look is a core issue.

This story is the first article of a two-part Mongabay mini-series exploring possible climate futures. Read Part One.

In about 4.5 billion years, the Sun will enter its red giant phase, swallowing Mercury and Venus and rendering Earth ...

With 10 times the mass of our planet, and spending only part of its orbit in the habitable zone, Kepler-725c is very ...

It was a simple question asked over lunch in 1950. Enrico Fermi, the Nobel Prize-winning physicist who helped usher in the ...

The breakthrough came using a cutting-edge observational method that detects unseen planets via subtle deviations in their ...

Earth, dubbed Kepler-725c, has been discovered orbiting within the habitable zone of its host star, offering new ...

Kepler-725c is roughly 2,472 light years from Earth, circling a G9V star in about 207.5 days. Its path brings it into a ...

Chinese and German scientists have utilized the Transit Timing Variation technique to locate an exoplanet super-Earth for the ...

Europa may host microbial life when the sun transforms into a red giant s Solar and Jupiter heat may melt Europa's ice and ...

Astronomers detected dimethyl sulfide (DMS) on exoplanet K2-18b, sparking excitement about potential extraterrestrial life.