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Planet - Wikipedia
A planet is an astronomical body orbiting a star or stellar remnant that is massive enough to be rounded by its own gravity, is not massive enough to cause thermonuclear fusion, and has cleared its neighbouring region of planetesimals.. The term planet is ancient, with ties to history, astrology, science, mythology, and religion.Several planets in the Solar System can be seen with the naked eye.
The Nine Planets Astronomy for Kids
Welcome to The Nine Planets - For Kids! With permission from Bill Arnett, I've revamped his web site, The Nine Planets, for younger audience suitability (upper elementary grades).The Nine Planets is a very comprehensive information site featuring the planets of our solar system (related items included).
The Nine Planets Solar System Tour
Information about each planet and moon in our solar system with many pictures, discussion of the history of its discovery, exploration, and physical characteristics. In addition to the planets, there are also pages about the Sun, many moons, and asteroids, comets and meteorites.
Exoplanet Orbit Database | Exoplanet Data Explorer
The Exoplanet Data Explorer is an interactive table and plotter for exploring and displaying data from the Exoplanet Orbit Database.
The Extrasolar Planets Encyclopaedia
The Extrasolar Planets Encyclopaedia Established in February 1995 Developed and maintained by the exoplanet TEAM update : Aug. 13, 2018 (3819 planets)
Exoplanet - Wikipedia
On 9 January 1992, radio astronomers Aleksander Wolszczan and Dale Frail announced the discovery of two planets orbiting the pulsar PSR 1257+12. This discovery was confirmed, and is generally considered to be the first definitive detection of exoplanets.
NASA Telescope Reveals Record-Breaking Exoplanet Discovery
NASA's Spitzer Space Telescope has revealed the first known system of seven Earth-size planets around a single star. Three of these planets are firmly located in the habitable zone, the area around the parent star where a rocky planet is most likely to have liquid water.
Our Solar System - Science
Learn more about the celestial bodies that exist within our solar system.
WWF Footprint Calculator
WWF’s Footprint Calculator: how did we work it all out? × We hope you like our carbon footprint calculator, which we created with the Stockholm Environment Institute at the University of York and the University of Leeds.
Valerian and the City of a Thousand Planets (2017) - IMDb
Directed by Luc Besson. With Dane DeHaan, Cara Delevingne, Clive Owen, Rihanna. A dark force threatens Alpha, a vast metropolis and home to species from a thousand planets. Special operatives Valerian and Laureline must race to identify the marauding menace and safeguard not just Alpha, but the future of the universe.