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- Scorpius (3888 bytes)
6: ...(ν Sco), [[Grafias]] (ξ Sco), [[Alniyat]] (σ Sco), [[Alniyat]] (τ Sco) and [[Lesath]] (&u...
18: ...d the constellation [[Eridanus (constellation)|Eridanus]]). Finally, [[Jupiter (god)|Jupiter]] struck ... - Libra (2626 bytes)
10: *σ Librae, an eclipsing variable.
12: ...ae are the scales' balance beam, and γ and σ are the weighing pans.
21: ...real astrology|sidereal zodiac]] ([[October 31]]–[[November 22]]). - Sagittarius (3908 bytes)
7: ...γ) is the tip of the spout; and [[Nunki]] (σ) and τ Sagitarii the handle. [http://deepsky...
14: ...e [[Lagoon Nebula|Lagoon Nebula (M8)]], near λ Sagitarii, beautiful in telescopes; the [[Messie... - Radar (16746 bytes)
2: ...tenna.jpg|right|thumbnail|250px|This long range radar [[antenna (electronics)|antenna]] (approximately...
3: '''''RADAR''''' is an [[acronym]] for '''RAdio Detection An...
5: ...iny powers, and then amplified many times. Thus radar is suited to detecting objects at very large ran...
11: ...-conductive materials such as [[metal]], making radar particularly well suited to the detection of [[a...
13: ...r to the way light bounces from a mirror. Early radars used very long [[wavelength]]s that were larger...
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