space

An Earth-sized moon orbiting a Jupiter-like rogue planet could retain surface liquid water for as long as 4.3…

This week we will take the opportunity to identify Scorpius, the Scorpion, one of the famous zodiacal constellations.…

Seattle, Washington—sometimes known as the “Emerald City”—was glimmering in the morning sunlight when an astronaut aboard the International…

Dark matter appears to hold galaxies together, yet it has never shown itself directly. A new theory suggests…

Back to Article List Today in the history of astronomy, an eclipse isn’t the only stunning thing in…

NEED TO KNOW The spacecraft emerged from a 321-day hibernation 5.9 billion miles from Earth, with signals taking…

Voyager 1 is often imagined as a spacecraft still pushing itself outward, an engine burning faintly somewhere beyond…

China’s first planetary defence mission appears to be far more ambitious than Nasa’s Double Asteroid Redirection Test (Dart),…

Image of CEO Elon Musk by Frederic Legrand – COMEO via Shutterstock Trying to predict Elon Musk’s vision…

The spacecraft made a close approach to the red planet in May on its way to explore the…

NASA’s Perseverance rover continues to explore the rim of the Jezero Crater, an impact basin in Mars’ northern…

Getting something into space has always been incredibly expensive. Every extra pound of equipment has come with a…

We assume life needs a sun, but a team at Ludwig Maximilian University of Munich calculated in 2026 that moons orbiting starless rogue planets could sustain liquid oceans for up to 4.3 billion years — roughly as long as Earth has existed — without a single ray of starlight