Io’s long-debated magma ocean may not exist. Juno spacecraft data reveals that tidal forces deform the moon differently than expected if a magma ocean were present. Instead, Io’s mantle appears mostly ...

Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised ...

Get Instant Summarized Text (Gist) Data from NASA's Juno spacecraft revealed unexpected variations in electron energies within the Alfvén wing connecting Jupiter and its moon Io. These electrons ...

The number of known moons in our Solar System has been rising for centuries, but astronomers say it has probably peaked – for ...

Glimpses of a Volcanic World: New Telescope Images of Jupiter's Moon Io Rival Those from Spacecraft ... an extraordinarily low-density giant planet orbiting a distant Sun-like ...

Join us on Wednesday, March 5 at noon Pacific for the Deep Space DX Hack Chat with David Prutchi! In the past 70-odd years, the world’s space-faring nations have flung a considerable amount ...

A huge haul of 128 newfound satellites might be a hint of past collisions in the planet’s orbit, or something else.

The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar ... Union officially recognized 128 new moons orbiting Saturn, bringing the new total up to 274 moons.

Europa is the sixth largest satellite in our Solar System and the smallest of Jupiter’s four Galilean moons. Discovered by ...

"We report the discovery of GJ 2126 b, a highly eccentric (e = 0.85) Jupiter-like planet orbiting its host star every 272.7 days. The planet was detected and characterized using 112 RV ...

Saturn surpasses Jupiter with 128 newly discovered moons, becoming the planet with the most moons in our solar system.