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...ng]]. Ballard is a [[postgraduate]] researcher at the Sydney Institute for Astronomy, part of the [[University of Sydney]]'s School of Physics. == Related lists == ...

...tronomy]] and [[Indian mathematics|mathematics]] of the [[Kerala school of astronomy and mathematics|Kerala school]]. He was responsible for bringing to light s ...|| Promulgator of the Drigganita system. || A proponent of observational astronomy in medieval India who had made a series of eclipse observations to verify t ...

...s}}{{about|the definitions of a 'month' that are mainly of significance in astronomy|other definitions, including a description of a month in the calendars of d ...endar]]s, a '''lunar month''' is the time between two successive [[Syzygy (astronomy)|syzygies]] of the same type: [[new moon]]s or [[full moon]]s. The precise ...

== Astronomy == [[Category:Switzerland history-related lists|Inventions and discoveries]] ...

...is very active in building satellites and in finding launch opportunities. Lists of functioning satellites need updating regularly, as new satellites are la === Related names === ...

{{redirect-distinguish|Space velocity (astronomy)|radial velocity|proper motion|peculiar velocity}} In [[astronomy]], '''stellar kinematics''' is the [[Observational astronomy|observational]] study or measurement of the [[kinematics]] or motions of [[ ...

...Kenneth R. | last1=Lang | title=Astrophysical formulae | volume=1 | series=Astronomy and astrophysics library | edition=3rd | publisher=[[Birkhäuser]] | date=20 ...ring the great dimming event in 2020 |bibcode=2023A&A...669A...9M |journal=Astronomy and Astrophysics |volume=669 |pages=A9 |doi=10.1051/0004-6361/202244924 |is ...

...particles, whose average motions define its properties, which in turn are related to one another through [[Equation of state|equations of state]]. Properties ...26) involves the use of a mathematical entity, the wave function, which is related to the probability of finding a particle at a given point in space. The [[m ...

...aper). The system was found by comparing WISE images at different [[Epoch (astronomy)|epoch]]s to reveal objects that have high [[proper motion]]s.{{r|PennState ...n compiled in the WDS with discovery identifier "LUH". The WDS catalog now lists this system with the identifier 10493−5319 and discoverer designation LUH 1 ...

| period = 554.37 [[Julian year (astronomy)|yr]] (202,484 days)<ref name="jpldata"/> ...2009.<ref name="MPEC"/> It was then given the [[Provisional designation in astronomy|provisional designation]] '''{{mp|2007 OR|10}}''' because it was discovered ...

...PA29 |last=North |first=J |title=The Universal frame: historical essays in astronomy, natural philosophy and scientific method |location=London |date=1989 |page ...x Churches]], and a few others. Consequently, the days on which Easter and related holidays were celebrated by different Christian Churches again diverged. ...

...sciences, and also in art, [[architecture]], and other activities that are related to graphics.<ref name="Meyer2006">{{cite book|author=Walter A. Meyer|title= ...eveloped to meet some practical need in [[surveying]], [[construction]], [[astronomy]], and various crafts. The earliest known texts on geometry are the [[Egypt ...

==Astronomy and astrophysics== ;[[Radio astronomy]] ...

...science and technology, see [[Glossary of chemistry terms]], [[Glossary of astronomy]], [[Glossary of areas of mathematics]], and [[Glossary of engineering]]. ...niverse-is-expanding |date=18 October 2017 |website=[[Astronomy (magazine)|Astronomy]] |access-date=18 October 2017 }}</ref><ref name="ES-20180311">{{cite web | ...

|<math>\frac{dx}{dt} = (a - x(t-1))x(t)</math> or the related form <math>f'(x) = \frac{-f(x)f(\sqrt{x})}{2x}</math> ...republ. of orig. publ. 1939 by Univ. of Chicago Pr |series=Dover books on astronomy |location=New York}}</ref> ...

=== Astronomy === ...<ref name="Ridpath, Ian 2012 p. 96">Ridpath, Ian (2012). ''A Dictionary of Astronomy (Oxford Paperback Reference)'', p. 96</ref> ...

...trait, caught fire seemingly at random, a case which a 13th-century author related back to the [[spontaneous combustion]] described by [[Zhang Hua]] (232–300) ...Geng]] (fl. 5th century) had plotted it; this was due to the [[Precession (astronomy)|precession of the Earth's]] rotational axis.<ref name="sivin III 22">Sivin ...

...nd ethnologist, prominent researcher of ancient [[Central Asia]]n peoples, related [[ethnogenesis]] and [[biosphere]], influenced the rise of [[Neo-Eurasianis ...rst to prove the non-sphericity of the [[Moon]], pioneer of photography in astronomy ...

...eoretical foundations and the observational results. From the viewpoint of astronomy, gravitational lensing is often described using a quasi-Newtonian approxima ....de/pdf/illustrationsDocs/biennial2004_05.pdf|archive-date=11 June 2007}}, lists 25 popular talks (p. 158f.) for that time-frame alone. The compilation of a ...

...s a list of definitions about '''[[calculus]]''', its sub-disciplines, and related fields. ....pdf "Asymptotes" by Louis A. Talman]</ref> In [[projective geometry]] and related contexts, an asymptote of a curve is a line which is [[tangent]] to the cur ...