How Many Planets Are There in the Solar System? There are 8 planets in our solar system. The planets orbit the Sun in ...

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.

The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, Amy Simon (NASA-GSFC), Michael H. Wong (UC Berkeley) / VISUALIZATION: Joseph ...

NASA’s PUNCH mission is mapping the solar wind and explosive solar events in 3D, offering new insights into space weather ...

The search for life beyond Earth is a holy grail quest for many experts, but finding where to look is a core issue.

As climate change accelerates and politicians continue to argue, scientists are exploring radical new ways to protect our ...