geostationary (clark) orbit
1Geostationary orbit — Geostationary orbit.To an observer on the rotating Earth (fixed point on the Earth), the satellite appears stationary in the sky. A red satellite is also geostationary above its own point on Earth. Top Down View …
2Parking orbit — A parking orbit is a temporary orbit used during the launch of a satellite or other space probe. A launch vehicle boosts into the parking orbit, then coasts for a while, then fires again to enter the final desired trajectory. The alternative to a …
3Space debris — populations seen from outside geosynchronous orbit (GEO). Note the two primary debris fields, the ring of objects in GEO, and the cloud of objects in low earth orbit (LEO) …
4Proton (rocket) — Proton 8K82K Launch of a Proton rocket Function Unmanned launch vehicle Manufacturer Khrunichev Country of origin Soviet Union; Russia Size Height …
5Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …
6space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …
72007 in spaceflight — rowspan = 4|10 January, 03:53 GMT [cite web url = http://www.rediff.com/news/2007/jan/10pslv.htm title = All 4 PSLV C7 satellites launched into orbit publisher = Rediff author = T K Rohit date=2007 01 10 accessdate=2008 03 29] rowspan =… …
8Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
9James Webb Space Telescope — General information Organization NASA[1], with significant contributions from ESA and CSA …
10Near-Earth object — Asteroid 4179 Toutatis is a potentially hazardous object that has passed within 2.3 lunar distances …
