A recent study points to an exciting possibility: that Uranus's moon Miranda, located in the far reaches of our solar system, may harbor a hidden ocean and life.

Between 7 satellite fly-bys and 2 dedicated missions, you'd think our knowledge about Jupiter would be pretty solid, but we're still learning more.

The moon will pass directly in front of the sun on Feb. 17, setting the stage for a dramatic annular solar eclipse.

Lava tubes aren't new to our solar system; they've hinted at volcanic pasts on Mars and the Moon. But spotting them ...

This post features biographies and notable quotes from oral history interviews with planetary geophysicist Lynnae Quick, ...

For life to develop on a planet, certain chemical elements are needed in sufficient quantities. Phosphorus and nitrogen are ...

Interstellar comets are the original cosmic explorers, and by studying their metallic whispers, we are learning the secrets of worlds we may never see directly.

With this new survey, astronomers have gained a peek inside a stage of exoplanet system formation they have yet to fully ...

Last year, astronomers were fascinated by a runaway asteroid passing through our Solar System from somewhere far beyond. It was moving at around 68 kilometres per second, just over double Earth&rsquo ...

Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.

The infrared space telescope also detected water vapor, carbon dioxide and organic compounds streaming from the departing ...

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...