"A strong magnetic field is very important for life on a planet." ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

Add Yahoo as a preferred source to see more of our stories on Google. Some exoplanets, like the one shown in this illustration, may have atmospheres that could make them potentially suitable for life.

For many years, astronomers have been looking for extraterrestrial life. In doing so, astronomers have narrowed their search ...

New research suggests that essential components of life may assemble in interstellar space long before planets or oceans ...

Astonishingly, we can identify molecules present in the atmospheres of exoplanets.

Have you ever thought about how we would know if other planets have life on them? How could we tell that life existed on a planet from afar, without actually landing on it? Well, 30 years ago, an ...

Astronomers have long searched for life within a rather narrow ring around a star, the "habitable zone," where a planet ...

R. Hurt (Caltech/IPAC) Just 4.3 light years from Earth lies a star called Alpha Centauri A, which is famous for being the nearest star that resembles our own Sun. In the popular Avatar movies, this ...