Cosmonaut Nikolai Chub working on the Russian segment of the International Space Station during an April 2024 spacewalk. Credit: NASA MILAN – Spacewalks, often a highlight of space missions, are ...

Space junk: a computer-generated image of objects in Earth orbit that are currently being tracked. Approximately 95% of the objects are orbital debris, rather than functioning satellites. (Courtesy: ...

For the first time, astronomers have used a machine learning algorithm – a form of self-teaching AI – to confirm the existence of exoplanets in data collected by the now-retired Kepler space telescope ...