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Polaris is a star in the northern circumpolar constellation of Ursa Minor. It is designated α Ursae Minoris (Latinized to Alpha Ursae Minoris) and is commonly called the North Star or Pole Star. With an apparent magnitude that fluctuates around 1.98, [3] it is the brightest star in the constellation and is readily visible to the naked eye at ...
The star Polaris, often called either the "Pole Star" or the "North Star", is treated specially due to its proximity to the north celestial pole. When navigating in the Northern Hemisphere , a simple and quick technique can be used with Polaris to determine the observers latitude or, for larger maritime vessels can be used to calculate any ...
Space Delta 4 (Operating Location Fylingdales) Royal Air Force base made available to the United States by the British government, hosting a Geographically Separate Unit (GSU) of Space Delta 4 operating the AN/FPS-132 Upgraded Early Warning Radar. [11] Ka’ena Point Space Force Station United States 21st Space Operations Squadron (Detachment 3)
will become the North Star at about 11,250 AD Alpha Lyrae: Vega: 0.026: Lyra: within 5° used to be the North Star at about 12,000 BC; and will become the North Star at 14,500 AD Iota Herculis: 3.75: Hercules: within 4° used to be the North Star at about 9,000 BC; and will become the North Star at 15,000 AD Tau Herculis: 3.89: Hercules: within 1°
Update: Polaris Dawn has been delayed 24-hours until Tuesday, which SpaceX said is needed to give teams time to complete preflight checkouts. Four non-government astronauts are about to embark on ...
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A four-person crew for SpaceX's Polaris Dawn mission arrived in Florida on Monday ahead of their Aug. 26 launch to space for a mission that includes the first privately managed spacewalk, a risky ...
The north celestial pole currently is within one degree of the bright star Polaris (named from the Latin stella polaris, meaning "pole star"). This makes Polaris, colloquially known as the "North Star", useful for navigation in the Northern Hemisphere: not only is it always above the north point of the horizon, but its altitude angle is always ...