A team of astronomers led by the Center for Astrophysics | Harvard & Smithsonian has discovered a rare object far beyond Neptune, from a class known as trans-Neptunian objects, that is moving in ...

Unexpected discovery: Researchers observed starlight dimming during 2002 XV93’s occultation, hinting at a thin atmosphere despite its small size and frigid location. Why it matters: Such an atmosphere ...

Researchers discovered evidence of an unexpected thin atmosphere around a small trans-Neptunian object, 2002 XV93. This is ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf ...

Astronomers have confirmed, for the first time, a trans-Neptunian object with a thin atmosphere—something previously thought ...

The outer reaches of our Solar System continue to reveal a complex dynamical environment where the interplay of gravitational forces shapes the orbits of a myriad of distant bodies. Research in this ...

Astronomers in Japan have detected a thin atmosphere around (612533) 2002 XV93, a 500-kilometre-wide icy body beyond Pluto, during a rare stellar occultation in 2024. The finding challenges long-held ...