Planet or Plastic? Planet or Plastic? is National Geographic’s multiyear effort to raise awareness about the global plastic trash crisis. Come to this page often to learn more, and find out what ...

If Planet 9 is real, this observatory has around a 70 to 80 percent chance of finding it, he estimates, adding that it's not a sure thing because there are so many uncertainties.

A bite-sized show about big ideas. From the people who make Planet Money, The Indicator helps you make sense of what's happening in today's economy. It's a quick hit of insight into money, work ...

Astronomers have discovered a Jupiter-size gas giant, AT2021uey b, using Einstein's Theory of Relativity method, finding this rare planet 3,200 light-years away on the edge of our galaxy.

An artist’s impression of K2-18 b. Researchers report finding a signature of life’s activity in the planet’s atmosphere. Credit: ESA/Hubble, M. Kornmesser ...

New Horizons spacecraft survives trip 1 billion miles beyond Pluto 02:03. It's an evocative idea that has long bedeviled scientists: a huge and mysterious planet is lurking in the darkness at the ...

Earth has a newly-discovered neighbor in the solar system.. But the heavenly body – possibly a dwarf planet à la Pluto – isn't a frequent visitor. Located beyond Neptune, its extreme orbit ...

Scientists find "strongest evidence yet" of life in space 01:04. Astronomers announced Thursday that they had detected the most promising "hints" of potential life on a planet beyond our solar ...

A sizable world has been found in a part of the solar system that astronomers once thought to be empty. It probably qualifies as a dwarf planet, the same classification as Pluto.. Temporarily ...

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 years to complete one orbit around the sun. The object, known as 2017 ...

As astronomers study an exoplanet called K2-18b, conflicting research reveals how difficult it is to find evidence of life beyond Earth.

It's an evocative idea that has long bedeviled scientists: a huge and mysterious planet is lurking in the darkness at the edge of our solar system, evading all our efforts to spot it.