NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

The planets of our solar system orbit in a thin, orderly plane, but beyond this familiar disc lies a vast and complex cosmic environment that reshapes how we understand space itself. From the ...

After crossing the boundary of the solar system, NASA’s Voyager 1 and 2 spacecraft began detecting changes scientists had ...

The object was first detected by the ATLAS telescope system in Hawaii, originally appearing to be an ordinary comet. However, ...

Nearly 4.5 million years ago, two large, hot stars brushed tantalizingly close to Earth’s sun. They left behind a trace in the clouds of gas and dust that swirl just beyond our solar system—almost ...