In the vast, silent expanse of our solar system, a new visitor has sparked a familiar question: are we truly alone? For those ...

NASA’s missions to Saturn’s mysterious moon Titan have uncovered an alien world with lakes and seas made of liquid hydrocarbons, a thick nitrogen-rich atmosphere, and complex organic molecules. From ...

Researchers have shown that they can piggyback a signal on a 4,400-kilometer-long telecom cable that runs from California to ...

Blink, and you'll miss these celebs' sneaky "Star Trek" cameos. Many of them are Trekkies themselves who were honored just to ...

A potential new type of celestial object has all the makings of a normal small galaxy. It’s rich with the same hydrogen gas ...

Using the Hubble Space Telescope, astronomers have discovered a new type of cosmic object, a cloud of dark matter and gas ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

Scientists at the University of Missouri have identified a small group of unusual objects in the early universe. Using NASA's ...