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{{Short description|Type of satellite that transmits over amateur radio frequencies}} ...lite service / amateur-satellite radiocommunication service''</ref> These satellites use [[amateur radio frequency allocations]] to facilitate communication bet ...

{{short description|China crewed lunar surface lander}} | image_caption = Model of planned ''Lanyue'' lunar lander (attached to its propulsion stage) in 2023 ...

...iation]] from the planet. It provides an approximation for the temperature of the [[tropopause]] on [[terrestrial planet]]s with [[greenhouse gas]]es pre ...ce-Air Temperature with Satellite and Surface Observations|journal=Journal of Climate|volume=10|issue=7|pages=1505–1524|issn=0894-8755|jstor=26243273|doi ...

...:Apollo 17 The Last Moon Shot Edit ro.jpg|thumb|A [[Saturn V]] rocket, one of the most [[Impulse (physics)|powerful]] operational launch vehicles to date ...d under-development''' launcher families, while the second contains a list of '''retired''' launcher families. ...

{{Short description|Forecasts of weather conditions at sea}} ...ious weather organizations can be traced back to the [[shipwreck|sinking]] of the [[Royal Charter (ship)|Royal Charter]] in 1859 and the [[RMS Titanic|RM ...

...cement because relative humidity differences of 20% can cause inaccuracies of 10–14&nbsp;cm [[Interferometric synthetic-aperture radar|InSAR]] due to var ...rst3=Giovanni |date=May 2017 |title=Sentinel-1 Interferometric SAR Mapping of Precipitable Water Vapor Over a Country-Spanning Area |url=https://ieeexplo ...

{{Short description|Clock that monitors the resonant frequency of atoms}} ...clock updated by radio signals|Radio clock|the clock as a measure for risk of catastrophic destruction|Doomsday Clock|other topics|Atomic Clock (disambig ...

{{short description|Overview of science and technology in Russia}} ...of Enlightenment]], when [[Peter the Great]] founded the [[Russian Academy of Sciences]] and [[Saint Petersburg State University]] and [[polymath]] [[Mik ...

...5).jpg|thumb|right|Estimated increase in annual mean surface concentration of [[particulate]] matter resulting from ammonia emissions associated with foo ...he conditions required by the [[sphagnum moss]] and [[Ericaceae|heather]]s of [[peatland]].<ref name="Damme" /><ref name="Sutton" /><ref name="AA" /><ref ...

The air mass coefficient is commonly used to characterize the performance of [[solar cell]]s under standardized conditions, and is often referred to usi ...ck body]] temperature, of the Sun (5777 K) is the temperature a black body of the same size must have to yield the same total emissive power.]] ...

{{Short description|Study of using and creating tools to manage spatial information}} ...Tambassi>{{cite book |last1=Tambassi |first1=Timothy |title=The Philosophy of Geo-Ontologies |date=2021 |publisher=Springer |pages = 98, 103 |isbn=978-3- ...

| caption = Low-resolution [[Hubble Space Telescope]] image of Quaoar and its moon [[Weywot]], February 2006 ...uaoar (mythology)|Qua-o-ar / Kwawar]]<ref name="Schmadel2006"/><br/>(deity of the [[Tongva people]]) ...

{{Short description|Interdisciplinary field of hydrology, mechanics and meteorology}} [[File:Taku glacier firn ice sampling.png|thumb|right|Snow pit on the surface of a glacier, profiling snow properties, which become increasingly dense as it ...

{{Short description|Use of mirror or lens assemblies to generate current from multi-junction solar cel ...= This [[Amonix]] system in Las Vegas, US, consists of thousands of small Fresnel lenses, each focusing sunlight to ~500X higher intensity onto ...

{{Short description|Space service branch of the U.S. military}} {{redirect|Semper Supra|the official march of the United States Space Force|Semper Supra (march)}} ...

{{About||the calendar of religious holidays and periods|Liturgical year|this year's Gregorian calend ...]}} issued by [[Pope Gregory XIII]], which introduced it as a modification of, and replacement for, the [[Julian calendar]]. The principal change was to ...

...cademic.oup.com/mnras/article/527/4/11521/7511973 |journal=Monthly Notices of the Royal Astronomical Society |volume=527 |issue=4 |pages=11521–11538 |doi ...=http://www.solarviews.com/eng/neptune.htm |title=Neptune |publisher=Views of the Solar System |access-date=13 August 2007 |archive-url=https://web.archi ...

...erosols and Marine Ecosystems Study (NAAMES) project logo. Image courtesy of NASA.]] ...revailing scientific hypotheses in an effort to better understand the role of phytoplankton aerosol emissions on Earth's energy budget.<ref name=":0">{{C ...

{{Short description|List of definitions of terms and concepts commonly used in aerospace engineering}} ...] and [[aeronautics]]. For a broad overview of engineering, see [[glossary of engineering]]. ...

{{Short description|Branch of astronomy}} ...trum.jpg|thumb|Composite of a [[scanning electron microscope]] (SEM) photo of a dust particle collected by [[NASA]] in the [[stratosphere]] together with ...