John Casani, who has died aged 92, was an American spaceflight engineer who led the teams that pioneered Nasa’s explorations ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Researchers have looked into how far away the Voyager spacecraft could go while we could still detect them, and worked out ...

NASA's Voyager 2 spacecraft made its closest approach to Jupiter. It came within 354,000 miles (570,000 kilometers) of the ...

Neptune is called an “ice giant” because it’s mostly made of a thick, slushy mix of water, methane, and ammonia, which ...

The Voyager missions are among the most groundbreaking and enduring space endeavors in history. Launched in 1977, Voyager 1 ...

Chinese scientists propose 2033 Neptune orbiter mission Scientists are proposing China’s first ice giant mission, aiming to ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...