In a landmark observation by a team of international researchers, NASA's Juno spacecraft has, for the first time, clearly ...

Scientists have identified what they believe is an accessible tunnel or cave on the moon. Such a feature, if real, may well define years of development by startups, governments and space companies ...

NASA’s Juno spacecraft has successfully found and characterised the auroral “footprints” of Jupiter’s moon Callisto for the first time. This discovery completes ...

A photo of the planet Jupiter, captured by the Hubble Space Telescope, on June 27, 2019. (NASA, ESA, A. Simon/Goddard Space Flight Center, M.H. Wong/University of California, Berkeley via AP) CAPE ...

A team of astronomers announced Tuesday that a new satellite measuring roughly 90 football fields across was discovered ...

Editor’s Note: Sign up for CNN’s Meanwhile in China newsletter which explores what you need to know about the country’s rise and how it impacts the world. As Chinese scientists analyzed the soil ...

Saturn has cemented its status as the planet with the most moons, leaving Jupiter trailing behind. Astronomers have confirmed ...

Astronomers have discovered 128 new moons orbiting Saturn, further solidifying the planet as the "moon king" of our solar system. Astronomers from Taiwan, Canada, France and the U.S. announced the ...