double star

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Related to double star: Optical double star

double star

(Celestial Objects) two stars, appearing close together when viewed through a telescope; either physically associated (binary star) or not associated (optical double star). See also binary star, optical double star

dou′ble star′

two stars that appear together in the sky and appear as one to the eye or through a low-power telescope.

[1775–85]

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Noun

double star - a system of two stars that revolve around each other under their mutual gravitation

binary, binary star

star - (astronomy) a celestial body of hot gases that radiates energy derived from thermonuclear reactions in the interior

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References in periodicals archive ?

This is the double star Struwe 131 (STF 131 or [SIGMA]131), whose companion is easily visible 13.9" to the southeast.

The Frosty Sky

The Pakistan Remote Sensing Double Star will be mainly used in Pakistan for land resources survey, evaluation, dynamic monitoring and management, resource utilisation, environmental disaster monitoring, agricultural survey, and urban construction.

China launches rocket carrying two Pakistani satellites

The KDB and other creditors have been seeking to take control away from Park, holding him responsible for the botched deal with mid-tier Chinese tire maker, Double Star Tires.

Kumho chief loses control of tire unit

During this months stargazing program, the constellation Cygnus sits in a bright section of the Milky Way and has a nice color contrasting double star, Alberio.

United States : Stargazing Program at the National Lakeshore

The two brightest planets in the sky will form a spectacular "double star" hanging low on the north-eastern horizon.

Watch out for Jupiter and Venus 'UFO' BRIEFLY

Nine bright southern double stars were measured and compared with observations made by Bob Argyle (from Cambridge University) using the 26" refractor in Johannesburg and the values listed in the Washington Double Star Catalog (WDS).

Measurements of nine southern double stars

Gillingham: Double Star; No Shadow of Turning; Double Image; Concerto for Horn and Symphonic Band

Double Star: The Music of David Gillingham

She also had a Hollywood actress with her- even the double star power is not enough!

Taylor Swift Turned Away From LA Restaurant

LINGFIELD: 2.00 Double Star, 2.30 Matraash, 3.00 Candoluminescence, 3.30 Steely, 4.00 Umneyati, 4.30 Flicksta, 5.00 Arcadian Legend.

TODAY'S TIPS

LINGFIELD 2.00 Double Star 2.30 Matraash 3.00 Candoluminescence 3.30 Steely 4.00 Umneyati 4.30 Flicksta 5.00 Arcadian Legend.

THE MAIL'S TOP TIPS

Washington, April 17 ( ANI ): A binary star that potentially weighed 300 to 400 solar masses at birth has been observed, which astronomers believe that could be the most massive double star discovered so far.

Most massive binary star likely discovered

Start by looking 0.9[degrees] north-northwest of bright Zeta ([zeta]) Tauri for the handsome 7th-magnitude double star Struve 742 ([summation]742), which is easily split at 100x.