Project Orbiter was a proposed United States spacecraft, an early competitor to Project Vanguard. It was jointly run by the United States Army and United...

The Lunar Orbiter Image Recovery Project (LOIRP) was a project to digitize the original analog data tapes from the five Lunar Orbiter spacecraft that...

Mars Orbiter Mission (MOM), unofficially known as Mangalyaan (Sanskrit: Maṅgala 'Mars', Yāna 'Craft, Vehicle'), is a space probe orbiting Mars since 24...

The Lunar Orbiter program was a series of five uncrewed lunar orbiter missions launched by the United States in 1966 and 1967. Intended to help select...

Lunar Reconnaissance Orbiter (LRO) is a NASA robotic spacecraft currently orbiting the Moon in an eccentric polar mapping orbit. Data collected by LRO...

The ExoMars Trace Gas Orbiter (TGO or ExoMars Orbiter) is a collaborative project between the European Space Agency (ESA) and the Russian Roscosmos agency...

Ballistic Missile Agency (ABMA) continued trying to gain support of Project Orbiter, an Army plan to use a slightly modified Redstone (a 200 miles (320 km)...

launched separately: an orbiter and a multiprobe. The orbiter was launched on May 20, 1978 on an Atlas-Centaur rocket. The orbiter's mass was 517 kg (1,140 lb)...

thrust to enter orbit around Venus. The Pioneer Venus Orbiter carried 17 experiments with a total mass of 45 kilograms (99 lb): The Orbiter Cloud Photopolarimeter...

lander missions. Europa Orbiter received pre-project funding in 1998, and resulted from NASA's Fire and Ice project. Europa Orbiter was a design for a mission...

collision has become more severe. An orbiter is a spacecraft that is designed to perform an orbital insertion, entering orbit around an astronomical body from...

Project 2025 (also known as the 2025 Presidential Transition Project) is a political initiative to reshape the federal government of the United States...

The Mars Climate Orbiter (formerly the Mars Surveyor '98 Orbiter) was a robotic space probe launched by NASA on December 11, 1998, to study the Martian...

intelligence, and space-flight programs, playing a central role in Project Orbiter, the first US satellite program. In his later years, Durant served...

The 1966 Lunar Orbiter 1 robotic spacecraft mission, part of NASA's Lunar Orbiter program, was the first American spacecraft to orbit the Moon. It was...

the weight of the orbiter, while another 11% of weight was added by payload systems and removable parts. The wings of the orbiter contained elevators...

of four orbital test flights occurred in 1981, leading to operational flights (STS-5) beginning in 1982. Five complete Space Shuttle orbiter vehicles...

investigations. Each orbiter, based on the earlier Mariner 9 spacecraft, was an octagon approximately 2.5 m (8.2 ft) across. The fully fueled orbiter-lander pair...

joint U.S. Army and U.S. Navy proposal, called Project Orbiter, to put a scientific satellite into orbit during the International Geophysical Year. The...

their vehicle as an orbital launcher. Following the launch of the Soviet satellite Sputnik 1 on 4 October 1957, Project Orbiter was revived, with two...

The Lunar Orbiter 3 was a spacecraft launched by NASA in 1967 as part of the Lunar Orbiter Program. It was designed primarily to photograph areas of the...

downsizing of the project and eventual cancellation, were: 1991 — Orbiter 2K uncrewed first flight, duration 1–2 days. 1992 — Orbiter 2K uncrewed second...

Lunar Orbiter 5, the last of the "Lunar Orbiter series", was designed to take additional Apollo and Surveyor landing site photography and to take broad...

consisted of an orbiter and a lander. It was launched on June 8, 1975, at 02:38:00 UTC and had a mass of 4,936 kilograms (10,882 lb). The orbiter was the first...

The 1966 Lunar Orbiter 2 robotic spacecraft mission, part of the Lunar Orbiter Program, was designed primarily to photograph smooth areas of the lunar...

The year 1954 saw the conception of Project Orbiter, the first practicable satellite launching project, utilizing the Redstone, a newly developed Short...

project independently. With Mars transfer window arriving in the 2013, ISRO repurposed the unused Chandrayaan-2 orbiter hardware for the Mars Orbiter...

crewed orbiter. To replace Challenger, the construction of a new Space Shuttle orbiter, Endeavour, was approved in 1987, and the new orbiter first flew...

the orbiter on top of the fuel tank; MAKS-T, with upgraded payload capability and a configuration that involved the fuel tank above the orbiter; and...

Mars orbiter. The mission is the first successful Asian interplanetary mission. Ten days after ISRO's launch, NASA launched their seventh Mars orbiter MAVEN...