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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.Five planets in the Solar System are visible to the naked eye.
Exoplanet Orbit Database | Exoplanet Data Explorer
The imaging, microlensing, and Kepler planet functionalities of the EOD are powered by the Exoplanet Archive at NExScI.. The Exoplanet Orbit Database is produced and maintained by Prof. Jason Wright at Penn State University.
The Extrasolar Planets Encyclopaedia
News. Nov. 20, 2018 AAVSO to archive amateur astronomer exoplanet data: more here. Oct. 29, 2018 A new tool is now accessible on the exoplanet.eu database. This tool can be used to easily simulate the climate on terrestrial planets. It is accessible here.. Oct. 25, 2018 All of our database is accessible in python via our API. We have added a tutorial to use the API to query our database and ...
Exoplanet - Wikipedia
An exoplanet (UK: / ˈ ɛ k. s oʊ ˌ p l æ n. ɪ t /, US: / ˌ ɛ k. s oʊ ˈ p l æ n. ɪ t /) or extrasolar planet is a planet outside the Sun's solar system.The first evidence of an exoplanet was noted as early as 1917, but was not recognized as such. However, the first scientific detection of an exoplanet was in 1988, although it was not confirmed to be an exoplanet until later in 2012.
Our Solar System - Science
See a solar system model and learn about the planets and asteroids within it. The bizarre asteroid known as 2015 BZ509 is being touted as the first known interstellar visitor to stay in our solar ...
Kepler and K2 Missions | NASA
NASA.gov brings you the latest images, videos and news from America's space agency. Get the latest updates on NASA missions, watch NASA TV live, and learn about our quest to reveal the unknown and benefit all humankind.
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.
Largest batch of Earth-size, habitable zone planets ...
The discovery of seven Earth-sized planets in the TRAPPIST-1 system have lit a new fire in the search for life. This is the resource page for all images, videos, and interactive media from the NASA news conference.
NASA Exoplanet Archive
The first space mission to search for Earth-sized and smaller planets in the habitable zone of other stars in our neighborhood of the galaxy.
The Planets Today : A live view of the solar system
The planets today shows you where the planets are now as a live display - a free online orrery. In this solar system map you can see the planetary positions from 3000 BC to 3000 AD, and also see when each planet is in retrograde.