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

If Barack Obama’s comments about aliens were speculative, Apollo 14 astronaut Edgar Mitchell had a lifetime’s cosmic ...

Scientists at the University of Oxford have finally settled a decades-long mystery about the Moon’s magnetic field — and it turns out both sides were right. By reanalyzing Apollo mission rocks, they ...

Defense Secretary Pete Hegseth's face lit up while answering questions about his assignment to identify and release files on UFOs. Here's what he said. (AP Photo) ...

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...

A team of U.S. and U.K. researchers has outlined a new way to detectalien moons by tracking subtle flashes of reflected light during lunar eclipses in distant planetary systems. The method, designed ...

We’ve discovered thousands of exoplanets — but not a single confirmed exomoon. That doesn’t mean they aren’t out there. In ...