Why do astronomers look for signs of life on other planets based on how life is on Earth? Couldn’t there be totally different ...

However, Kepler-452b is approximately 1,800 light-years away. With current spacecraft technology, traveling to this distant planet would take millions of years, making colonization a distant dream ...

Most of us are reserving judgment on whether there is intelligent life on other planets; we haven’t even found bacteria yet, much less a race of aliens with Internet service and takeout food.

Scientists have discovered a new way oxygen can form in carbon-dioxide-rich atmospheres of worlds beyond our own —- challenging assumptions about how we should search for life on other planets ...

NASA's Perseverance rover finds possible signs of life on Mars, revealing organic compounds and water traces in Martian rocks ...

There are hundreds of millions of planets around other stars in our Milky Way galaxy ... by scientists as essential in the hunt for life because only planets that are in this zone could ...

While this process destroys most planets, some may survive and even harbor life, according to new research. Scientists have discovered over a dozen planets orbiting white dwarfs, proving that not ...

According to research led by Shan Xi Tian and Jie Hu from the University of Science and Technology of China, a reaction between helium ions (He+) and carbon dioxide (CO2) can result in the formation ...

It is thought to be inextricably linked to habitability and perhaps an essential prerequisite for life itself ... We know of no other planet that exhibits plate tectonics: among the four rocky ...