The universe is at it again; scientists have been baffled by a discovery that turns all the knowledge they have on planetary ...

Solar System's Run-In With 'Space Cloud' May Have Triggered a Series of Ice Ages 2 Million Years Ago, Says Scientists Around two million years ago, Earth underwent a series of temperature fluctuations ...

Jupiter’s moon Io is the most volcanically active place in the solar system. Let me tell you just how volcanic it is.

The solar system has many more moons than the one we can see in the sky. But how many do we actually know about? And how many more are waiting to be discovered?

JAXA samples reveal that asteroid Ryugu has a complete set of nucleobases, the building blocks of DNA.

Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies ...

🛍️ Amazon Big Spring Sale: 100+ editor-approved deals worth buying right now 🛍️ By Christopher Palma & Lucas Brefka, The Conversation Published May 21, 2025 8:00 AM EDT Add Popular Science (opens in ...

Planetary scientists have long debated where the material that formed Earth comes from. Despite its location in the inner ...