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The discovery challenges the Planet Nine hypothesis, which suggests a massive, unseen planet is influencing the orbits of distant TNOs. While most extreme TNOs show a clustered pattern that supports ...

OF201 spends only 1% of its orbital time close enough to us to be detectable. The presence of this single object suggests ...

American scientists believe they have discovered a new dwarf planet at the edge of the solar system. Named OF201, this object ...

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 ...

In the Northern Hemisphere, June 20 is the day on which the sun is highest in the sky, aka the summer solstice! This is the ...

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

Scientists have discovered a colossal object approximately 435 miles wide in the frigid outer reaches of our solar system, ...

WASHINGTON: A group of scientists has found a strange new object about 435 miles wide at the far edge of the solar system. It ...

That trend is perfectly illustrated by the DWARF 3 smart telescope from DwarfLab. Not long after I reviewed their DWARF II ...

A series of studies have cast doubt on the sensational claim that "the strongest evidence yet" was found that life exists ...