Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.

Scientists have shown that Earth’s basic chemistry solidified within just three million years of the Solar System’s formation ...

Credit: NASA/JPL-Caltech Before Earth became a blue planet teeming with life, it was a barren, rocky world, dry as dust and ...

Early Earth lacked life’s essentials until a collision with Theia added them. This chance event made life possible. After the Solar System formed, it took no more than three million years for the ...

The most elusive planetary aurora in the Solar System has finally been revealed in all its gently glowing glory. Far from the ...

The long-standing idea of planets forming in perfectly flat, orderly discs has been challenged by new research. Instead of ...

New simulations suggest sub-Neptune planets may be drier than thought, challenging the "water world" hypothesis and reshaping ...

Astronomers have discovered the raw ingredients of planets orbiting two infant stars, offering a glimpse into how new worlds ...

Earth's invisible magnetic field acts as a vital shield, protecting life from dangerous cosmic radiation and solar particles. Generated deep within the planet, it safeguards modern technology, animal ...