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In 1921, Joel Stebbins announced that observations from 1917 through 1921 had shown that the star is an eclipsing binary. [14] AR Cassiopeiae A is an Algol-type eclipsing binary with an orbital period of about 6.07 days. [4] Its primary is a B-type main-sequence star, and the secondary an A-type main-sequence star. The secondary star may be an ...
The Battle of B-R5RB or the Bloodbath of B-R5RB (/ ˈ b iː t æ k ɑːr f aɪ v ɑːr ˈ b iː / ⓘ) was a massive-scale virtual battle fought in the MMORPG space game Eve Online in January 2014 (YC 116 in-game), possibly the largest player-versus-player battle in gaming history at the time.
Directed-energy weapons (DEW) figure prominently in the Star Wars franchise, with the most common type referred to as lasers or blasters.The in-universe description for how these weapons function is that a high-energy gas is charged by a power cell and converted into plasma, which is fired as a coherent energy bolt at the enemy via magnetic bottle effect.
BL755 is a cluster bomb developed by Hunting Aircraft that contains 147 parachute-retarded high explosive anti-tank (HEAT) submunitions. Its primary targets are armoured vehicles and tanks with secondary soft target (anti personnel) capabilities.
The Zenith Star program was a key component of President Ronald Reagan's Strategic Defense Initiative (SDI), popularly known as "Star Wars," which aimed to create a space-based ballistic missile defense system. Initiated in the mid-1980s, Zenith Star represented an ambitious attempt to develop and deploy a chemical laser weapon in space.
The M30 Luftwaffe Drilling saw use by the German Luftwaffe in World War II, primarily during the North African campaign, where it was used as a survival weapon by some Luftwaffe aircrews. [4] It was also used for trap shooting , which was an exercise used by aircrew to sharpen the eyesight and reflexes of Luftwaffe pilots during obligatory ...
Star Wars: The Force Awakens (also known as Star Wars: Episode VII – The Force Awakens) is a 2015 American space opera epic film co-produced, co-written, and directed by J. J. Abrams. The sequel to Return of the Jedi (1983), it is chronologically the seventh film of the "Skywalker Saga".
A multiple star system consists of two or more stars that appear from Earth to be close to one another in the sky. [dubious – discuss] This may result from the stars actually being physically close and gravitationally bound to each other, in which case it is a physical multiple star, or this closeness may be merely apparent, in which case it is an optical multiple star [a] Physical multiple ...