News

"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today ...
Astronomers have hoped for the existence of Planet Nine for years. Things were looking promising, but this discovery might ...
Astronomers have discovered a "fossil" world lying in the outskirts of the solar system, according to new research.
For reference, Pluto’s average distance from the Sun is about 40 AU, so 2023 KQ14 is quite distant. At 23.4 billion miles (37 ...
One planet was ejected from the solar system by Jupiter, leaving four giant planets behind, and Jupiter jumped, leaving the terrestrial planets undisturbed.
Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...
One planet was ejected from the solar system by Jupiter, leaving four giant planets behind, and Jupiter jumped, leaving the terrestrial planets undisturbed.
The Fifth Planet sounds like a great name for a sci-fi movie -- perhaps a sequel to the 1997 movie "The Fifth Element." But the fifth planet may be real; a hypothesized giant world that was flung ...
One planet was ejected from the solar system by Jupiter, leaving four giant planets behind, and Jupiter jumped, leaving the terrestrial planets undisturbed.
One planet was ejected from the solar system by Jupiter, leaving four giant planets behind, and Jupiter jumped, leaving the terrestrial planets undisturbed.
Giant Planet Ejected from the Solar System. By Keith Cowing. May 24, 2013 . Filed under OnOrbit. Just as an expert chess player sacrifices a piece to protect the queen, the solar system may ...