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...|title=A large arc in the gravitational lens system 0957 + 561|journal=The Astronomical Journal|volume=105|year=1993|pages=816|issn=0004-6256|doi=10.1086/116474|bi ...thumb|A light source passes behind a gravitational lens (point mass placed in the center of the image). The aqua circle is a source as it would be seen i ...

{{short description|Double star in the constellation Caelum}} | period = <!--Period (in years)--> ...

{{Short description|Carbon star in the constellation Leo Minor}} ...n Sky Survey]].<ref name="Ulrich"/> It is the second brightest carbon star in the near-infrared, after CW Leonis (which is much closer to us).<ref name=" ...

...microorganisms into space to be used as [[introduced species]] on other [[astronomical object]]s. ...eded deliberately by other civilizations. Conversely, Mautner and Matloff (1979) and Mautner (1995, 1997) proposed that humanity should seed other planetar ...

{{short description|Set of gravitationally bound objects in orbit}} ...ngs and small ring moons. Further to the right large round moons are shown in order of their distance.| caption1 = Saturn, its rings and major icy moons— ...

{{Short description|Fundamental quantity in physics}} ...pg|thumb|right|[[Léon Foucault|Foucault]]'s [[Foucault pendulum|pendulum]] in the [[Panthéon, Paris|Panthéon]] of [[Paris]] can measure [[time]] as well ...

...galaxies are so-named because of their small size and greenish appearance in the images taken by the [[Sloan Digital Sky Survey]] (SDSS). ...xploring the motivations of citizen science volunteers| journal=[[American Astronomical Society|Astronomy Education Review]] | date=2010| volume=9 |issue=1 |page=0 ...

...om/mnras/article/527/4/11521/7511973 |journal=Monthly Notices of the Royal Astronomical Society |volume=527 |issue=4 |pages=11521–11538 |doi=10.1093/mnras/stad3761 | discovered = 23 September 1846 ...

...electron microscope]] (SEM) photo of a dust particle collected by [[NASA]] in the [[stratosphere]] together with its [[energy-dispersive X-ray spectrosco ...n in order to obtain information on the [[astronomical object]]s occurring in [[outer space]]. Dust astronomy overlaps with the fields of [[Planetary sci ...

{{Short description|Problem in physics and celestial mechanics}} {{About|the problem in classical mechanics|the problem in quantum mechanics|Many-body problem|engineering problems and simulations in ...

...Poisson]]. The process itself was discovered independently and repeatedly in several settings, including experiments on [[radioactive decay]], telephone ...s, Volume II- Applications'', volume 4, No 1–2 of ''Foundations and Trends in Networking''. NoW Publishers, 2009.</ref><ref name="Haenggi2009">M. Haenggi ...

...|Reaka-Kudla|Wilson|Wilson|1997|pp=132–33}} In turn, technology may result in the [[extinction of humanity]], leaving the planet to gradually return to a ..., Earth's axial tilt may begin to undergo chaotic variations, with changes in the axial tilt of up to 90°.<ref name=aaa318/> ...

...metry had appeared throughout history, including the work of [[Desargues]] in the 17th century, all the way back to the implicit use of [[spherical geome ...em|Wiles's proof]] of [[Fermat's Last Theorem]], a problem that was stated in terms of [[elementary arithmetic]], and remained unsolved for several centu ...

...d|amorphous]] ices have been observed. In modern history, phases have been discovered through scientific research with various techniques including pressurizatio ...he universe. Various other phases could be found naturally in astronomical objects. ...

...><ref name="EKWXb" /><ref name="UxcVg" /> and it is the largest [[planet]] in the [[Solar System]].<ref name="Ujyhy" />]] Below is a '''list of the largest [[exoplanet]]s''' so far discovered, in terms of physical size, ordered by radius. ...

...com/article/us-britain-hawking-ashes/stephen-hawking-to-join-newton-darwin-in-final-resting-place-idUSKBN1GW2GV |archive-date=21 March 2018 |url-status=l ...dal]] (2006)|[[Presidential Medal of Freedom]] (2009)|[[Breakthrough Prize in Fundamental Physics]] (2012)|[[BBVA Foundation Frontiers of Knowledge Award ...

{{Short description|List of definitions of terms and concepts commonly used in aerospace engineering}} ...or (in [[broadcast engineering]]) [[height above average terrain]] (HAAT). In other words, these expressions (AGL, AMSL, HAAT) indicate where the "zero l ...

Egyptian inventions and discoveries are objects, processes or techniques which owe their existence or first known written a ...ty of Kadesh.jpg|thumb|Tablet of one of the earliest recorded [[treaties]] in history, [[Egyptian-Hittite peace treaty|Treaty of Kadesh]], at the [[Istan ...

...47.jpg|alt=|thumb|[[Leonardo da Vinci|Leonardo]] wrote aerodynamic studies in a notebook eventually titled <nowiki>''</nowiki>[[Codex on the Flight of Bi ...discoveries''' are objects, processes or techniques invented, innovated or discovered, partially or entirely, by [[Italians]]. ...

...de potential]]|content='''[[Absolute electrode potential]]'''}}{{defn|defn=In [[electrochemistry]], according to an [[IUPAC]] definition,<ref>[https://go ...rate at which the velocity of a body changes with time, and the direction in which that change is acting.}} ...