At the far reaches of our Solar System lies Pluto, a mysterious world shrouded in shadows and icy terrain. NASA’s latest ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Science. Goodbye to our Solar System as we know it: Astronomers confirm there is a new planet orbiting the Sun beyond Pluto Science. Extraordinary discovery in the animal kingdom: dolphins ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

NASA ’s James Webb Space Telescope is again on its way to expand the understanding of the outer solar system. And this time, the explanation on its dwarf planet Pluto that keeps defying ...

To him, the exploration of the solar system was unfinished. By the spring of 1989, with a new Ph.D. in astrophysics and planetary science, Stern was already thinking about how to get NASA to send ...

Before it met the 30,000-50,000 kelvin wall at the edge of our Solar System, Voyager 1 took its final images.

The solar panel frames and mounting rails need to be bonded (connected so that they maintain electrical continuity), and the whole mounting system then needs to be grounded to earth—i.e., with ...

Almost 20 years after Pluto was infamously downgraded from its status as a planet, scientists now believe they have discovered a new planet in our solar system.