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

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 ...

Astronomers confirm the existence of small, hot and likely rocky planets by observing the subtle gravitational wobbles of the star they orbit Researchers supported by the U.S. National Science ...

For decades, our solar system was thought to have nine planets, with Pluto considered the smallest and farthest. But in 2006, ...

Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond ...

One Pluto year equals 248 Earth years. At 1473 miles in diameter—about half the width of the United States—Pluto is the ...

Sometimes, all it takes to brighten your day is one tiny face with oversized eyes, fuzzy ears, or paws that seem two sizes ...

Pluto was classified as a dwarf planet on August 24, 2006 at the International Astronomy Union (IAU) General Assembly. It was stripped of its planet status, under IAU Resolution 5A, ‘Definition ...

PHOENIX — As Arizona digs in for the first weekend of triple-digit heat in 2025, area postal carriers will be helping our neighbors in need with the Stamp Out Hunger food drive Saturday.

But for a type of small dwarf galaxy known as Ultra-Faint Dwarfs ... Related: Scientists discover smallest galaxy ever seen: 'It's like having a perfectly functional human being that's the ...

They lie about 250 astronomical units from a third brown dwarf, making the system even more complex. Adding a planet to this picture only deepens the mystery. The system belongs to the Argus ...

If the seismic waves are powerful enough, the space telescope can detect them via the photometric changes in the giant planet. "In principle, planet-scale impacts could excite seismic oscillations ...