Where Pluto lands in your birth chart informs how you experience the dark parts of life. This includes death, transformation ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show opening to the ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

Scientists with the Institute for Advanced Study’s School of Natural Sciences say they have found a possible dwarf planet that they have dubbed an "extreme cousin" of Pluto. They say that the possible ...

The discovery also challenges many scientists' notion of the outer solar system. The area beyond the Kuiper Belt, where the object is located, has previously been thought of as fairly empty. NASA's ...

Scientists have discovered a mysterious new object far beyond Neptune ... wide—large enough to be considered a dwarf planet like Pluto, though still much smaller than Pluto’s 2,377 kilometers.

Astronomers have identified a new trans-Neptunian object, 2017 OF201, located far beyond Pluto ... Astronomers have discovered a new small planet far from Pluto, expanding our understanding ...

Scientists have identified a new minor planet beyond Pluto, enhancing our knowledge of the solar ... remnants from the solar system's formation over 4.5 billion years ago. The discovery of 2017 OF201 ...

The discovery also challenges many scientists' notion of the outer solar system. The area beyond the ... NASA's New Horizons probe, which snapped pictures of Pluto and its moons in 2015, has ...