Fresh orbital images and new geological analysis have revealed eight mysterious caves on Mars that appear unusually well ...

In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an ...

"How do you get to Mars when the launch vehicle is not necessarily going to Mars?" ...

Astronomers have spotted a lonely world roughly the size and mass of Saturn, drifting through the Milky Way without a star to ...

If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to ...