Most people hear “spacecraft” and envision rockets blasting into space, but they’re often not aware of the meticulous ...

A team of astronomers using data from the eROSITA All-Sky Survey has modeled the hot gas in our local stellar neighborhood, ...

In 2012, it left our cosmic neighborhood and entered the space between stars. It was the first human-made object to leave our solar system. Voyager 2 later followed its sibling into interstellar ...