Far out in the Saturn system, a small world refuses to behave. Iapetus spins in a way that should not…

Spaceflight planners are treating 2026 as a pivot year, with six headline missions that range from NASA’s push back to…

Saturn’s largest moon has long looked like a frozen time capsule of early Earth, but a new set of measurements…

Astronomers have identified a wildly distorted world that looks less like a sphere and more like a squeezed citrus fruit,…

Far from the bright glare of the Moon, a much smaller companion has been quietly keeping pace with Earth, looping…

On a battered rock in an ancient Martian riverbed, a pattern of dark, rounded patches has jolted planetary science. These…

Astronomers have just confirmed one of the strangest kinds of worlds imaginable, a planet drifting through the galaxy with no…

Mars has hosted a surprising number of robotic visitors, yet the question of where humans should touch down remains wide…

The Moon is no longer just a backdrop for human exploration; it is being recast as a colossal energy bank.…

The longest gamma-ray burst ever recorded did not roar for seconds or even minutes, but for a staggering seven hours,…