Explorer S-56 was a NASA satellite launched on 4 December 1960, at 21:14 GMT as part of the Explorer program. The satellite was composed of a 3.66 m (12...

Explorer 1 was the first satellite launched by the United States in 1958 and was part of the U.S. participation in the International Geophysical Year (IGY)...

Explorer 9, known as S-56A before launch, was a NASA satellite which was launched in February 1961 to study the density and composition of the upper thermosphere...

Four follow-up satellites of the Explorer series were launched by the Juno I launch vehicle in 1958, of which Explorer 3 and Explorer 4 were successful...

serving Staten Island County Route S56 (Bergen County, New Jersey) Explorer S-56 (satellite), a failed American spacecraft GER Class S56, a British steam locomotive...

first satellite, Explorer 1. Developed as a part of the Explorer Project, the original goal for the launch vehicle was to place an artificial satellite into...

special testing purposes two or three satellites of the Explorer series were constructed as balloons (possibly Explorer 19 and 38).[specify] Echo 1 was an...

Transition Region and Coronal Explorer (TRACE, or Explorer 73, SMEX-4) was a NASA heliophysics and solar observatory designed to investigate the connections...

Explorer 24 (also called AD-B, Air Density experiment-B and S-56C) was a NASA satellite designed for atmospheric studies. Explorer 24 was launched on 21...

1961 carried the S-55 satellite, but this did not reach orbit because the third stage failed to ignite. A reflight of S-55, Explorer 13, was launched...

Titan was the first known moon of Saturn, and the sixth known planetary satellite (after Earth's moon and the four Galilean moons of Jupiter). Titan orbits...

issued in March 2007: DUNE, the Dark Universe Explorer, and SPACE, the Spectroscopic All-Sky Cosmic Explorer. Both missions proposed complementary techniques...

A communications satellite is an artificial satellite that relays and amplifies radio telecommunication signals via a transponder; it creates a communication...

identical Explorer satellites launched to study air density and composition, and the second to reach orbit. It was identical to Explorer 9. Explorer 19 was...

Explorer 26 was a NASA satellite launched on 21 December 1964, as part of NASA's Explorer program. Its primary mission was to study the Earth's magnetic...

Advanced Composition Explorer (ACE or Explorer 71) is a NASA Explorer program satellite and space exploration mission to study matter comprising energetic...

Explorer 13, (also called S-55A), was a NASA satellite launched as part of the Explorer program on 25 August 1961, at 18:29:44 GMT, from Wallops Flight...

The Moon is Earth's only natural satellite. It orbits at an average distance of 384,400 km (238,900 mi), about 30 times the diameter of Earth. Over time...

launches exoplanet-hunting satellite TESS Transiting Exoplanet Survey Satellite (TESS) is a space telescope for NASA's Explorer program, designed to search...

further explore Enceladus and assess its habitability. Some of the proposed missions are: Journey to Enceladus and Titan (JET), Enceladus Explorer (En-Ex)...

Vanguard TV-3, to quickly orbit the Explorer 1 satellite using a Juno I rocket, making Vanguard 1 the second successful U.S. orbital launch. Vanguard rockets...

ISBN 978-1124155661. The First Explorer Satellites lecture by George H. Luwig, 9 Oct 2004 Juno I: Re-entry Test Vehicles and Explorer Satellites, p.56 "NASA Goldstone...

by the U.S. Department of Defense in 1973. The first prototype spacecraft was launched in 1978 and the full constellation of 24 satellites became operational...

Explorer 8 was a NASA research satellite launched on 3 November 1960. It was intended to study the temporal and spatial distribution of the electron density...

Science & Technology with substantial assistance from the U.S. Air Force. The CORONA satellites were used for photographic surveillance of the Soviet Union...

Indo-US radar project carrying an L Band and an S Band radar. It will be world's first radar imaging satellite to use dual frequencies. Some other notable...

continental pole of inaccessibility is in Brazil at 14°03′S 56°51′W / 14.05°S 56.85°W / -14.05; -56.85 (Continental Pole of Inaccessibility in South America)...

000 lbf (680 kN) for the Block I. 13. 2 October 1962 – Explorer 14 (EPE-B). 14. 27 October 1962 – Explorer 15 (EPE-C). The Delta B introduce the upgraded AJ10-118D...

orbiting bodies Solar space missions Advanced Composition Explorer – NASA satellite of the Explorer program Solar Dynamics Observatory – NASA mission, launched...

13 October 1959 against the Explorer 6 satellite. The two-stage Bold Orion missile passed within 4 mi (6.4 km) of Explorer 6. From this distance, only...