... (1865), who based his conception on the [[Great Mosque of Samarra|Minaret of Samarra]].]]
...is story is often used within a religious context to explain the existence of many different languages.
34 KB (5,616 words) - 19:58, 17 December 2015
[[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
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
...kyne]]s. It is considered to be the simplest of all alkynes as it consists of two [[hydrogen]] [[atoms]] and two [[carbon]] atoms. Acetylene is an [[Satu
...discovered in 1836 by [[Edmund Davy]] who identified it as a "new carburet of hydrogen." It was rediscovered in 1860 by French chemist [[Marcellin Berthe
14 KB (2,038 words) - 03:40, 4 November 2019
... 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
| symbol = [[Image:Neptune symbol.svg|25px|Astronomical symbol of Neptune]]
| caption = Image of Neptune taken by ''Voyager 2'' in 1989.
30 KB (4,463 words) - 23:43, 15 November 2018
...|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
...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
...rth. The brown dwarf, called Gliese 229B, is about 20 to 50 times the mass of [[Jupiter]].]]
...drogen]]-burning [[nuclear fusion]] reactions in its core. The upper limit of its mass is between 75 (Boss, 2001. [http://www.carnegieinstitution.org/New
26 KB (3,986 words) - 22:46, 6 July 2016
...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
...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
|caption= M1, the Crab Nebula. Courtesy of [[NASA]]/[[ESA]]
...0801.1142K A Precise Proper Motion for the Crab Pulsar, and the Difficulty of Testing Spin-Kick Alignment for Young Neutron Stars,] ''Astrophysical Journ
23 KB (3,465 words) - 16:12, 9 December 2017
[[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
... [[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
... 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
|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
...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
[[File:Planets2013.jpg|thumb|right|420px|The eight '''planets''' of the solar system. ''(Sizes to scale; distances and illumination not to scal
...u.org/news/pressreleases/detail/iau0603/ IAU 2006 General Assembly: Result of the IAU Resolution votes.] Retrieved May 6, 2015.</ref>
37 KB (5,416 words) - 20:55, 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