About the Planets - Science@NASA
May 28, 2025 · Our solar system has eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. There are five officially recognized dwarf planets in our solar system: …
Planets - NASA Space News
Uranus and Neptune are not ice giants; University of Zurich research reveals rockier interiors than expected challenging traditional planetary classification...
NASA/JPL Eyes
2 days ago · NASA’s Solar System Interactive (also known as the Orrery) is a live look at the solar system, its planets, moons, comets, and asteroids, as well as the real-time locations of dozens …
Common Types of Planets Transform From Puffy Giants Into …
4 days ago · Common types of planets form initially as massive, low-density worlds surrounded by hydrogen and helium atmospheres. Research on V1298 Tau reveals how stellar radiation …
Solar System Exploration - Science@NASA
Dec 4, 2025 · Our solar system includes the Sun, eight planets, five officially named dwarf planets, hundreds of moons, and thousands of asteroids and comets. Our solar system is …
Planet - Wikipedia
The best available theory of planet formation is the nebular hypothesis, which posits that an interstellar cloud collapses out of a nebula to create a young protostar orbited by a …
Planet Sizes and Locations in Our Solar System - Science@NASA
Apr 22, 2025 · Our solar system has eight planets, and five officially recognized dwarf planets. Which planet is biggest? Which is smallest? What is the order of the planets as we move out …
NASA funds new tech for upcoming 'Super Hubble' to search for …
3 days ago · NASA has selected seven companies to advance technologies needed for the Habitable Worlds Observatory, which will hunt for life on alien planets.
NASA’s Pandora telescope will study stars in detail to learn about …
4 days ago · The findings from Pandora will complement data from the James Webb Space Telescope to give astronomers more insight into stars and planets outside our solar system.
Eyes on the Solar System - NASA/JPL
Explore the 3D world of the Solar System. Learn about past and future missions.