Astronomers have long speculated about an unseen planet lurking in the solar system's outer edge. This hypothetical world, ...

Kosmos 482 has been orbiting the Earth for decades. It's still unknown if the craft will fall to Earth intact or burn up upon ...

Astronomers have discovered a rare planet orbiting at a 90-degree angle around two brown dwarfs—marking the first evidence of a polar planet.

Astronomers discovered FFPs (free floating planets- rogue planets) more than 20 years ago, using the United Kingdom Infrared Telescope in Hawaii. Since then, observers have spotted hundreds rogue ...

For the first time, scientists have found strong evidence of a "polar planet"—a planet whose orbit is tilted at 90 degrees compared to the orbit of its two host stars. The discovery, made using ...

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 ...

The rogue probe is now in its "final death plunge ... But an apparent engine malfunction stranded the spacecraft in low Earth orbit, where it's been ever since. It was packed with a variety ...