The Small Astronomy Satellite 2, also known also as SAS-2, SAS B or Explorer 48, was a NASA gamma ray telescope. It was launched on 15 November 1972 into the low Earth orbit with a periapsis of 443 km and an apoapsis of 632 km. It completed its observations on 8 June 1973.[2][3]
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The SmallAstronomySatellite2, also known also as SAS-2, SAS B or Explorer 48, was a NASA gamma ray telescope. It was launched on 15 November 1972 into...
Wave AstronomySatellite (SWAS, also Explorer 74 and SMEX-3) is a NASA submillimetre astronomysatellite, and is the fourth spacecraft in the Small Explorer...
affect astronomy, stargazers, and indigenous communities. The time and place of the satellite's flare can be predicted only when the satellite is controlled...
started launching Starlink satellites in 2019. As of early March 2024, it consists of over 6,000 mass-produced smallsatellites in low Earth orbit (LEO)...
the original on 2016-03-04. Retrieved 2008-02-27. "The Third SmallAstronomySatellite (SAS-3)". NASA. Archived from the original on 2004-01-13. Retrieved...
are small CubeSats. Similar satellites can work together as groups, forming constellations. Because of the high launch cost to space, most satellites are...
by another object that passes between them. The term is often used in astronomy, but can also refer to any situation in which an object in the foreground...
Amateur astronomy is a hobby where participants enjoy observing or imaging celestial objects in the sky using the unaided eye, binoculars, or telescopes...
SpaceX Starlink Satellites. Astronomers have also voiced concern over the impact satellite internet constellations will have on radio astronomy. Additional...
of astronomy is a list of definitions of terms and concepts relevant to astronomy and cosmology, their sub-disciplines, and related fields. Astronomy is...
A natural satellite is, in the most common usage, an astronomical body that orbits a planet, dwarf planet, or small Solar System body (or sometimes another...
The Submillimeter Wave AstronomySatellite (SWAS) was launched into low Earth orbit on December 5, 1998 as one of NASA's Small Explorer Program (SMEX)...
International Astronomical Union (IAU) is the recognized authority in astronomy for assigning designations to celestial bodies such as stars, planets...
Mimas, also designated Saturn I, is the seventh-largest natural satellite of Saturn. With a mean diameter of 396.4 kilometres or 246.3 miles, Mimas is...
Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos. It uses mathematics, physics, and chemistry...
astronomysatellites for the Chinese Lunar Exploration Program. The China National Space Administration (CNSA) launched the Queqiao relay satellite on...