... our [[solar system]] and is named after the [[Roman mythology|Roman god]] of war. It is also known as the "Red Planet," due to its reddish appearance wh
47 KB (7,206 words) - 16:05, 23 August 2018
|conflict=Battle of Iwo Jima
|partof=[[World War II]], [[Pacific War]]
41 KB (6,425 words) - 00:41, 11 August 2019
...ge:Internal view of the Stanford torus.jpg|thumb|350px|Artist's conception of a [[space habitat]] called the [[Stanford torus]], by [[Don Davis (artist)|
...fiction themes|theme]] in [[science fiction]], as well as a long-term goal of various national [[space program]]s.
37 KB (5,524 words) - 03:46, 11 December 2019
... came from asteroids, gives us precious information on the early evolution of our [[solar system]]. They are precious gifts to humanity so that we can un
...ds of asteroids have been discovered within the solar system, and the rate of discovery has been increasing. Each asteroid discovered is given a tentativ
22 KB (3,326 words) - 17:35, 28 September 2016
... planet]]s (including [[Pluto]]) with their four known moons, and billions of [[small solar system body|small bodies]], classified primarily as [[asteroi
* the [[asteroid belt]] of small rocky bodies
61 KB (9,526 words) - 02:19, 17 November 2019
[[Image:Glieseupdated.jpg|thumb|235px|right|Artist's impression of Gilese 581 c, the first extrasolar planet discovered in its star's habitabl
...e from [[humanoid]] and monstrous beings to life at the much smaller scale of [[bacterium|bacteria]].
29 KB (4,279 words) - 16:03, 27 February 2017
...humb|right|Understanding planetary habitability is partly an extrapolation of the [[Earth]]'s conditions, as it is the only [[planet]] currently known to
...regard is a component of [[planetary science]] and the emerging discipline of [[astrobiology]].
54 KB (8,189 words) - 20:58, 29 March 2019
[[Image:Universum.jpg|thumb|300px|Color enhanced version of the Flammarion woodcut. The original was published in Paris in 1888.]]
...=mathematicus&service=&searchtype=stemmed&service=latin2english Definition of “mathematicus.”] Retrieved July 3, 2007. </ref>
39 KB (5,572 words) - 16:09, 21 April 2016
...|280px|This view from the [[International Space Station]] shows the shadow of the Moon cast upon the eastern [[Mediterranean Sea]] near [[Cyprus]]. ''[[N
...t to the star is called the '''occulting object,''' as it blocks the light of the star as seen from the more distant object.
20 KB (3,208 words) - 23:27, 4 August 2017
| symbol = [[File:Pluto symbol.png|25px|Astronomical symbol of Pluto]]
| caption = Computer-generated map of Pluto from [[Hubble space telescope|Hubble]] images, synthesized true color
50 KB (7,380 words) - 21:54, 29 March 2019
|alma_mater = [[University of Chicago]]
|known_for = [[SETI|Search for Extra-Terrestrial Intelligence (SETI)]]<br/>[[Cosmos: A Personal Voyage
18 KB (2,741 words) - 18:02, 20 December 2019
...ll Space Flight Center]], [[Huntsville, Alabama]] in May 1964, with models of rockets developed and in progress.
...3, 1912 - June 16, 1977) was one of the leading figures in the development of [[rocket]] technology in [[Germany]] and the [[United States]]. He led Germ
48 KB (7,440 words) - 17:19, 19 October 2016
... [[coaxial]] with the [[Earth]]. All objects in the [[sky]] can be thought of as lying upon the sphere. Projected from their corresponding [[geographic]]
...e|Aristotelic]] and [[Ptolemaic]] models, the celestial sphere was thought of as a physical reality rather than a geometrical projection.
59 KB (9,057 words) - 21:19, 20 January 2017
...nd the remainder consists of [[continents]] and [[islands]]. The abundance of water is a unique feature that distinguishes our "blue planet" from others
...The interior of the planet is also active, with a thick layer ''(mantle)'' of highly viscous material and an iron core that generates a [[magnetic field]
38 KB (5,615 words) - 19:45, 3 August 2019
Sir '''Frederick William Herschel,''' [[Fellow of the Royal Society|FRS]] [[Royal Guelphic Order|KH]] (November 15, 1738 - Au
... of England and [[House of Hanover|Hanover]] were united under [[George II of Great Britain|George II]]. Herschel learned English quickly and, at age 19,
14 KB (2,017 words) - 16:27, 20 February 2014
| caption = Arthur C. Clarke at his home office in [[Colombo]], [[Sri Lanka|Sri Lanka]], March 28, 2005
...f Distant Earth]]''<br/>''[[Rendezvous with Rama]]''<br/>''[[The Fountains of Paradise]]''<!-- based on movie adaptations, awards, and best-selling -->
46 KB (6,756 words) - 20:04, 23 November 2016
date_of_birth=December 27, 1571 |
place_of_birth=Weil der Stadt, [[Stuttgart Region|Stuttgart]], [[Germany]] |
32 KB (4,920 words) - 21:46, 12 May 2018
... was [[Mariner 10]], from 1974 to 1975, which mapped only 40 to 45 percent of the planet's surface.
... the Sun would appear directly overhead) being the hottest and the bottoms of craters near the [[geographical poles]] being the coldest.
35 KB (5,451 words) - 21:38, 17 September 2018
...ome views include humans (consciousness, activities, etc), but independent of their creations.
... character or fundamental quality of a person or thing, it is in the sense of the '''natural world''', '''physical universe''', or '''material world''' '
63 KB (9,373 words) - 21:45, 26 September 2016
[[Image:Ms block schematic.gif|right|300px|thumb|Main steps of measuring with a mass spectrometer.]]
... particles ([[ion]]s). The ratio of [[Electric charge|charge]] to [[mass]] of the particles is calculated by passing them through electric and magnetic f
44 KB (6,414 words) - 14:49, 31 August 2018