Plus, an in-depth look at how the West Texas city of Seminole reacted when a measles outbreak tore through the region.

A potential new dwarf planet has been discovered in the outer reaches of the solar system, and its existence poses the ...

As a result of the International Astronomical Union’s 2006 demotion of Pluto from planet to dwarf planet, our solar system ...

Some scientists think they discovered a new dwarf planet at the edge of the solar system, so far away that it takes around 25 ...

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

An international team of astronomers discovered a giant exoplanet named TOI-6894b orbiting a red dwarf star called TOI-6894, ...

As it orbits the sun once every 25,000 years, the celestial body 2017 OF201 travels beyond the Kuiper Belt into a region ...

A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in ...

For the unversed, "Planet Nine" is a hypothetical planet which is reportedly larger than Earth that is thought to orbit ...

Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels on a highly ...

The giant planet, named TOI-6894b, was spotted using NASA’s Transiting Exoplanet Survey Satellite, or TESS. The work was led ...

The TNO, which are described as minor planets that orbit the sun at a greater distance than Neptune, were found on the edge ...