Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

A recent theory has emerged suggesting that the answer to Mercury’s unusually large metallic core may lie in the early ...

Our solar system’s origin story spans billions of years and involves clouds of gas, cosmic collisions, and planetary migrations that shaped the worlds we know today. While it may seem intuitive that ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

WEST LAFAYETTE, Ind. — The organic ingredients to life, hints to where Earth’s water came from, and the fundamental building blocks of our planet and the solar system seem like a lot to fit in 4 ...

Mercury is tiny, barely bigger than the Moon. Its metallic core makes up 70% of the planet’s mass, vastly exceeding Earth’s ...

Astronomers have discovered that the Solar System traversed the Orion star-forming complex, a component of the Radcliffe Wave galactic structure, approximately 14 million years ago. This journey ...

Normal gases, like the air you breathe on Earth, are made up of atoms bouncing around. Atoms consist of a positively charged bundle of particles called the nucleus and negatively charged particles ...