On January 5, 2005, astronomers at NASA discovered Eris, the second-largest dwarf planet in the solar system. Eris is just ...

Jan. 5 (UPI) -- On this date in history: In 1776, New Hampshire became the first American state to adopt its own constitution ...

Pluto sits far out in the Solar System, small and dim, moving at a pace that barely fits human timelines. It was found in ...

Pluto's days, though they drag on a bit at around 153 hours, are nothing compared to its years. Pluto's orbit takes 248 Earth ...

Discover the significant world events, notable birthdays, and notable deaths that occurred on January 5. Check what happened today in history here.

U.S. officials had said they hoped the Organization for Economic Cooperation and Development would have approved changes to ...

Today is Monday, Jan. 5, the fifth day of 2026 with 360 to follow. The moon is waxing. Morning stars are Jupiter, Mercury, ...

In 2003, Palomar Observatory astronomers were in the midst of their search for planet-sized objects beyond Neptune when they ...

Ceres is the largest object in the asteroid belt and the closest dwarf planet to Earth. Discovered in 1801 and visited by ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

Today: Winter is the best season for finding bright stars. And if you only want to set aside a few minutes, 10 p.m. tonight ...