Scientists identify exoplanet candidate HD 137010 b, a possible Earth-size world orbiting a Sun-like star 146 light-years away ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

But rather than availing myself of these bona fide GOTY contenders, I’ve found myself pretending to be an alien who’s ...

Want to catch a glimpse of the planetary alignment from Arizona? Here's what to know, including a list of official dark sky locations in the state.

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

While aliens in science fiction hop between planets on vast spaceships, scientists say real-life extraterrestrials might take ...

Known as the R-36Orb inside the military, the weapon was designed by Soviet military to bypass American defenses.

When a glowing crescent appeared over Moscow in 1967, alien enthusiasts panicked—unaware they were tracking a 3-megaton weapon meant to bypass American radar.

CEO and Founder of space logistics company D-Orbit Luca Rossettini explains why he started working in the space sector, what ...

Exoplanet Beta Pictoris b can be seen moving around its star in this 17-year timelapse created using "AI-driven image-processing techniques," according to Northwestern University. Gemini Observatory ...

I could be the best pathologist on planet earth—the undisputed Sherlock Holmes of medical science, even—and I still wouldn’t have the slightest clue what the cause of death is for this particular ...

President Trump had lashed out at former President Barack Obama earlier Thursday for telling a podcaster that aliens were ...