The astronomers spotted the planet using NASA's Transiting Exoplanet Survey Satellite (TESS), an MIT-led mission that ...

"A planet orbiting not just a binary, but a binary brown dwarf, as well as being on a polar orbit, is rather incredible and ...

Astronomers have found thousands of exoplanets — worlds beyond our solar system. Most of them are in single-star systems, ...

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea, says Abigail Beall ...

The discovery was made on a massive exoplanet known as K2-18b that for years has captivated scientists searching for life ...

Astronomers have detected molecules on exoplanet K2-18b that may have been produced by simple organisms, claiming it's the ...

Almost 10 years ago, a NASA spacecraft was able to take several photos of Pluto, known for decades as a planet before it was ...

"Vera Rubin is our best bet to find it in the next ... this planet comes from a small number of Pluto-like dwarf planets in the outer solar system. Their orbits are unexpectedly weird in various ...

A new study suggests we could be a step closer to figuring out if alien life is out there, trillions of miles away from Earth ...