lasting 3–6 hours. It was the first of NASA's three High Energy Astronomy Observatories, HEAO 1, launched August 12, 1977 aboard an Atlas rocket with...

High Energy Astrophysics Observatory can refer to: 1st High Energy Astronomy Observatory (HEAO 1) Einstein Observatory (HEAO 2) 3rd High Energy Astronomy...

The last of NASA's three High Energy Astronomy Observatories, HEAO 3 was launched 20 September 1979 on an Atlas-Centaur launch vehicle, into a nearly...

Optical Astronomy Observatory (NOAO) was the United States national observatory for ground-based nighttime ultraviolet-optical-infrared (OUVIR) astronomy. The...

During its High Energy Astronomy Observatory program in 1977, NASA announced plans to build a "great observatory" for gamma-ray astronomy. The Compton...

from the original on 2017-02-08. Retrieved 2008-02-27. "The High Energy Astrophysics Observatory-3 (HEAO-3)". NASA. 26 June 2003. Archived from the original...

In astroparticle physics, an ultra-high-energy cosmic ray (UHECR) is a cosmic ray with an energy greater than 1 EeV (1018 electronvolts, approximately...

The High Energy Astronomy Observatory Program was a NASA program of the late 1970s and early 1980s that included a series of three large low-Earth-orbiting...

infrared observatories are located in dry places at high altitude, or in space. The atmosphere is opaque at the wavelengths used by X-ray astronomy, gamma-ray...

ray astronomy is a branch of observational astronomy where scientists attempt to identify and study the potential sources of extremely high-energy (ranging...

America, astronomical observatories were assembled and ideas on the nature of the Universe began to develop. Most early astronomy consisted of mapping...

The Haleakalā Observatory, also known as the Haleakalā High Altitude Observatory Site, is Hawaii's first astronomical research observatory. It is located...

Observatory, possible successor NuSTAR Suzaku, a sister satellite originating from AXAF-S (spectrometer) X-ray astronomy "Chandra X-ray Observatory Quick...

1 km/s), which corresponds to a greater specific orbital energy than any other probe. The first of NASA's three High Energy Astronomy Observatories,...

co-principal investigator on High Energy Astronomy Observatory 1 HEAO-1 (A4), which has yielded the first all sky catalog at high-energy X rays. With H. Pedersen...

completed High Energy Astronomy Observatory program High Energy Astronomy Observatory 1 (HEAO 1), launched August 1977, completed Einstein Observatory (HEAO...

Cosmic X-ray Experiment, an experiment performed by the High Energy Astronomy Observatory 1 telescope This disambiguation page lists articles associated...

nanometres; shorter wavelengths—higher energy photons—are studied by X-ray astronomy and gamma-ray astronomy. Ultraviolet light is not visible to the...

and online) featured a story about the Observatory and ongoing work to restore it to relevance for astronomy, public science engagement and exploring...

Laboratory to design and construct the LSST camera The National Optical Astronomy Observatory to provide the telescope and site team The National Center for Supercomputing...

This is a list of observatory codes (IAU codes or MPC codes) published by the Minor Planet Center. For a detailed description, see observations of small...

successfully attaining orbit. The High Energy Astronomy Observatory (HEAO) program originated in the late 1960's within the Astronomy Missions Board at NASA, which...

study by Stephen Gregory and Laird A. Thompson at the Kitt Peak National Observatory. Voids are believed to have been formed by baryon acoustic oscillations...

Natural Sciences. The observatory produces StarDate, a daily syndicated radio program consisting of short segments related to astronomy that airs on both...

Observatory (CGRO) was a space observatory detecting photons with energies from 20 keV to 30 GeV, in Earth orbit from 1991 to 2000. The observatory featured...

detectors in special Earth observatories. It is an emerging field in astroparticle physics providing insights into the high-energy and non-thermal processes...

20th century in the United States. The observatory was administered by the National Optical Astronomy Observatory (NOAO) from the early 1980s until 2019...

Association of Universities for Research in Astronomy (AURA) manages the operations and maintenance of the observatory through a cooperative agreement with the...

Sinhalese policemen shot four Tamils at a carnival. The High Energy Astronomy Observatory 1 x-ray telescope was launched into orbit by the U.S. from...

PeVatrons and Photons Exceeding 1 PeV and Launches Ultra-High-Energy Gamma Astronomy Era ----Institute of High Energy Physics". english.ihep.cas.cn (in...