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Subject: Music

This US group was formed in Los Angeles, California, in 1978 by Steve Allen (guitar, vocals) and Ron Flynt (bass, vocals), two expatriate musicians from Tulsa, Oklahoma. Drummer Mike Gallo ...

Advanced Communications Technology Satellite

Advanced Communications Technology Satellite  

(ACTS)A satellite that tested new technology for communications satellites. Developed and operated by NASA's Glenn Research Center, it was launched in September 1993 and conducted 103 experiments in ...
absorption edge

absorption edge  

A limiting feature in a series of absorption lines from a single element (e.g. hydrogen), representing the wavelength at which the element becomes ionized. In the Balmer series of hydrogen, the lines ...
European VLBI Network

European VLBI Network  

A consortium of radio observatories established in Europe in 1980 but now expanded worldwide, giving baselines of over 9000 km. It is the most sensitive VLBI array in the world and currently consists ...
pilot

pilot  

(P or PLT)In a space shuttle, a crew member who assists the commander to operate and control the vehicle. A pilot-astronaut may also serve as commander of a mission and is able to use the Canadarm to ...
Bennett, Comet (C/1969 Y1)

Bennett, Comet (C/1969 Y1)  

A long-period comet discovered on 1969 December 28 by the South African amateur John (‘Jack’) Caister Bennett (1914–90); formerly designated 1970 II. Comet Bennett reached perihelion, 0.54 AU, on ...
Ananke

Ananke  

One of the lesser satellites of Jupiter, with a diameter of 20 km; its orbit is retrograde.
Eta Aquarid meteors

Eta Aquarid meteors  

A prominent meteor shower, particularly for observers in the southern hemisphere, produced by debris from Halley's Comet. Activity is seen between April 24 and May 20, with a broad maximum centred on ...
Single Aperture Far-Infrared Observatory

Single Aperture Far-Infrared Observatory  

(SAFIR)A large infrared space telescope with a mirror 8 to 10 m in diameter, proposed by NASA as the successor to its Spitzer Space Telescope and ESA's Herschel Space Observatory. SAFIR will study ...
Kourou

Kourou  

The second-largest town of French Guiana, northwest of Cayenne, site of the Centre Spatial Guyanais (Guianese Space Centre) of the European Space Agency (ESA); population (1996 est) 20 000 (20% of ...
Vilnius photometry

Vilnius photometry  

A system of intermediate-band photometry devised at the Vilnius observatory, Lithuania. The eight filters with their wavelengths and bandwidths are U, 345 and 40 nm; P, 374 and 26 nm; X, 405 and ...
horizontal lander

horizontal lander  

(HL;(PLS)One of two compact, blunt-nosed experimental NASA spacecraft proposed as a small space-taxi vehicle. The horizontal lander is a ‘lifting-body’ space vehicle, and was designed to use an ...
Ophiuchid meteors

Ophiuchid meteors  

A weak meteor shower with ill-defined activity limits during May and June. The maximum ZHR is only around 5, with possible peaks around June 9 from a radiant at RA 17 m 56 m, dec. −23 °, and June 19 ...
catalogue equinox

catalogue equinox  

The zero point of right ascension to which the positions of stars in a particular catalogue are referred.
Cone Nebula

Cone Nebula  

An elongated dark nebula that is part of the nebulosity surrounding the open cluster NGC 2264 in Monoceros.
B F Goodrich Company

B F Goodrich Company  

US company involved in developing and manufacturing NASA's spacesuits, including the early Mercury and Gemini spacesuits.
Black Eye Galaxy

Black Eye Galaxy  

The galaxy M64 (NGC 4826) in Coma Berenices. It is a 9th-magnitude Sb-type spiral with a dark lane of dust silhouetted against its nucleus, which gives the ‘black eye’ effect. Its distance is about ...
Alphard

Alphard  

The star Alpha Hydrae, magnitude 2.0. It is a K3 giant, 180 l.y. away.
angular separation

angular separation  

The apparent distance between two objects, such as two stars, expressed in degrees, minutes, or seconds of arc.
Adams Ring

Adams Ring  

The outermost of Neptune's rings, named after J. C. Adams. It lies 62 930 km from Neptune's centre, and is about 20 km wide. It contains four denser sections, or ring arcs, named Courage, Liberté, ...
Alpha Capricornid meteors

Alpha Capricornid meteors  

A meteor shower of generally low activity (maximum ZHR 10) between July 3 and August 15. There appear to be several maxima, the principal one around July 30. Alpha Capricornid meteors are often long, ...

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