There are currently no other explanations for the effects that we see, nor for the myriad other P9-induced effects we see on ...

The newly discovered world — a "sednoid" — challenges what planetary scientists thought they knew about the edge of the solar ...

NASA's Solar Dynamics Observatory captured a rare solar eclipse on July 25, 2025, during which 62% of the sun was blocked by ...

The newly released images from a December flyby are so detailed that scientists can see explosions and the flow of solar winds.

Pluto reaches opposition and is ready for those who want to chase it down. Use the biggest scope you've got, or take aim with ...

NASA's New Horizons spacecraft made history by flying past Pluto, sending back groundbreaking data that would change our ...

Typically, telescopes are synonymous with bringing far-off objects close, but the newest member of the solar system was ...

Astronomers discover Ammonite, a rare icy object beyond Pluto, challenging Planet Nine theory and offering clues to the solar ...

Newly released imagery from NASA shows the Sun's corona in stunning detail after the Parker Solar probe performed its closest-ever flyby.

Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.

At the far reaches of our Solar System lies Pluto, a mysterious world shrouded in shadows and icy terrain. NASA’s latest photos from this distant dwarf planet have provided us with ...

A rare celestial visitor from beyond our solar system is here now It's cutting through the solar system at over 200,000 mph.