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 ...

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 ...

One by one, they both hit the "wall of fire" at the boundaries of our home system, measuring temperatures of 30,000-50,000 kelvin (54,000-90,000 degrees Fahrenheit) on their passage through it.

Pluto's mesosphere is found between 20 kilometers and 40 kilometers (12.4 to 24.9 miles) high and reaches a maximum temperature of minus 163 degrees Celsius (110 Kelvin/minus 262 degrees ...

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 ...

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.

The Oort Cloud, an expanse of icy bodies in the far reaches of our solar system, is shown here in a scene from "Encounters in the Milky Way," a show at New York City's Hayden Planetarium that ...

Launched in February 2020, the European Space Agency’s (ESA) Solar Orbiter probe has been looping around the Sun with a special purpose in mind: Studying the poles of our star. The planets orbit ...