Starlight has been the key to finding thousands of exoplanets over the past decade, but researchers have found a new way to harness it in their hunt ...

Astronomers have long been puzzled by a cosmic mystery: planets orbiting two stars—like Star Wars’ Tatooine—are surprisingly rare, even though they should be common. New research suggests the culprit ...

Deep inside planets like Uranus and Neptune, scientists may have uncovered a bizarre new state of matter where atoms behave ...

A newly-discovered planet named Enaiposha, GJ 1214 b, is unlike anything found in our own solar system, similar to a ...

On April 18, Mercury, Mars, Saturn, and Neptune align in the sky, but it might be hard to Tennesseans to spot. Here is what ...

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with ...

Study finds dry exoplanets may not support life without enough water to maintain their carbon cycle, even if they are in the ...

For several days this month, Saturn, Mars, and Mercury appear just degrees apart before sunrise—close enough to watch their ...

Unfortunately for science fiction fans, desert worlds outside our solar system are unlikely to host life, according to new ...

The idea of a planet orbiting two suns has long captured both scientific curiosity and public imagination. Popularised by ...