New Hubble Space Telescope imagery of the Saturn show it's 'ring spokes' in orbit around the gas giant planet. Credit: ...

Scientists' best explanation for how planets form is called the core accretion theory. The birth of a planetary system begins ...

Now three months past its conjunction with the sun in March, Saturn is currently well separated from the dawn glow. On June 1 ...

Europe compares favourably with the US on the level of space science it delivers, and Esa has sometimes “gone boldly” where even Nasa has not. Now that Esa has turned 50 years old, it’s a good time to ...

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 ...

Ancient Greek astronomers likely observed Uranus as a star, but limited tools and geocentric views kept them from recognizing ...

NASA says with the help of data from the James Webb Space Telescope, scientists have confirmed the presence of water crystals around a Sun-like star, some 155 light-years away from Earth. The star, ...

The telescopes at Lick may be vintage, but scientists at the observatory continue to discover new planets and examine ...

For instance, Neptune migrated outward, switching places with Uranus, and pushed a lot of the small, icy bodies into the ...

Jupiter joins Mercury in early twilight as Mars lingers with Leo after dark. Saturn is visible in the morning, meeting ...

The result, announced in a new report publishing in the Astrophysical Journal, marks the latest in a long-running controversy over the Hubble constant, a key measure of the universe's age and ...

White House Budget Plan Would Devastate U.S. Space Science Scientists are rallying to reverse ruinous proposed cuts to both ...