Discover the story of Gleisa 710, an orange dwarf star traveling through space toward our Solar System. While it won’t ...

The comet will be notably smaller after it passes the sun.

The comet likely originated in a distant corner of the Milky Way galaxy. NASA’s Hubble Space Telescope has snapped images of a recently discovered interstellar visitor hurtling through our solar ...

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

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...