We’ve discovered thousands of exoplanets — but not a single confirmed exomoon. That doesn’t mean they aren’t out there. In fact, moons may be even more common than planets — and in some cases, even ...

Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of ...

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 light years away in the constellation Leo, it's attracted a lot of attention ...

Donald Trump’s pledge to release official files relating to UFOs has intrigued conspiracy theorists who suspect the US government has hidden evidence of alien activity on Earth.

A study using the Very Large Array radio telescope may have discovered a magnetic field on exoplanet YZ Ceti b. Magnetic ...

What if we were the aliens? In a great 1991 episode of 'Star Trek: The Next Generation,' the notion of aliens among us was ...

Some people thought he was confirming aliens exist. But he later clarified on Instagram that during his time in office, he ...

Scientists have discovered something that they previously thought wasn’t possible – an ‘inside out’ star system. When you ...

The race to compile a sort of catalogue of the planets orbiting distant Suns is intensifying, with the upcoming Nancy Grace Roman Space Telescope, for instance, set to spot tens of thousands of such ...

A SCIENTIST known for discovering water on a distant planet has been mysteriously shot dead on his front porch. Carl ...

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...