A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery challenges long-standing ideas about how planets form and orbit in the cosmos.

Scientists found two Earth-sized planets and a third candidate orbiting a nearby double star system, TOI-2267.

This video explains why planets in our solar system orbit in nearly the same plane, tracing their origins back to a rotating protoplanetary disc of dust and gas that formed around the young Sun. It ...

Andrew Winter's team at Queen Mary University of London analyzed fifteen disks around young stars. They used the ALMA array to measure Doppler shifts of carbon monoxide. This technique reveals the ...

Researchers present strong evidence for a planet circling two brown dwarfs on a near polar path. The orbit is tilted almost ...

For the first time in more than five years, humanity has launched a mission to Mars — but it won't be arriving at the Red ...

NEW YORK — A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday. Located about 120 light years away, the exoplanet appears to take an unusual ...