The curious minds at What If predict the effects if Planet X entered our solar system, revealing orbital chaos, climate ...

Researchers estimate that the planet has about a 50% chance of being in its star's Hoble zone.

The curious minds at What If explore how dying on every planet in the solar system would feel, revealing temperature extremes, pressure, and radiation.

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four massive but extremely low-density worlds orbiting the star appear to be ...

Coming from one of the world's largest astrophysical research institutes, I can tell you, the anticipation across the global space science community is electric.

A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the origins of the chemistry of life.

Nasa's old Galileo data reveals ammonia-bearing compounds on Europa's icy surface near fractured zones.

At the height of the Cold War, US Air Force officials proposed a terrifying plan to help America demonstrate its superiority ...

Recently, scientists discovered the fastest-spinning large asteroid in the solar system.It’s about the length of eight football fields — but it fully rotates every two minutes, or even a little faster ...