A comet born around another star is carrying water unlike anything ever measured in our solar system. Interstellar comet ...

Voyager 1 continues to send fascinating data from the outer reaches of our Solar System. These transmissions reveal strange ...

Voyager 1, launched in 1977, has traveled farther than any spacecraft in human history. After more than four decades of silent endurance through space, it now sails beyond the orbit of the outer ...

NASA, along with the Australian Antarctic Program, is testing an under-ice robot which will eventually be used in 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 ...