You can get in touch with Alyce by emailing a.collins@newsweek.com A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system.

But this temperature is not constant throughout the solar system. So-called "empty" space ... there will always be room for refinement. "Temperatures are estimates," Pollacco said.

Discover the order of planets in the solar system. From Mercury to Neptune, explore our solar system and learn more about our cosmic home. The solar system is our cosmic neighborhood, made up of ...

If you were born in the last century you might have memorized that there were nine planets in our solar system, as heard in ... "a bit like if you don't clean your room often enough — you ...