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...development was cancelled in 2013 before they could be deployed on actual spacecraft missions. A similar NASA project still under development, called [[Kilopowe ...scovery Mission Finalists Could Be Given Second Shot (2014)]</ref> but was cancelled in 2013,<ref>[http://futureplanets.blogspot.com/2013/12/the-asrg-cancellati ...

...technology to convert radioactive-decay heat into electricity for use on [[spacecraft]]. The energy conversion process used by an ASRG is significantly more effi The DOE cancelled the Lockheed contract in late 2013, after the cost had risen to over $260 m ...

...e late 1990s as a fully reusable [[single-stage-to-orbit]] (SSTO) crewed [[spacecraft]]. The design was initially conceived by Bevin McKinney, who shared it with [[Category:Cancelled spacecraft]] ...

...equipment that must operate unattended for long periods of time, such as [[spacecraft]], [[artificial cardiac pacemaker|pacemakers]], [[underwater]] systems and ...mple is the [[radioisotope thermoelectric generator]] (RTG), often used in spacecraft. The non-thermal converters extract energy directly from the emitted radiat ...

...00]]'''. After more development and considerable testing, this project was cancelled when the X-33's composite fuel tanks repeatedly failed. ...team from [[California State University, Long Beach]] (CSULB) and [[Garvey Spacecraft Corporation]] successfully conducted a flight test of a liquid-propellant p ...

...s used in the RTG for the [[Cassini spacecraft|''Cassini'']] and [[Galileo spacecraft|''Galileo'']] missions. This photo was taken after insulating the pellet un ...[[plutonium-238]] metal, aboard the Navy [[Transit (satellite)|Transit 4A spacecraft]]. One of the first terrestrial uses of RTGs was in 1966 by the US Navy at ...

Solar inverters are also used in [[solar panels on spacecraft|spacecraft photovoltaic system]]s. ...of the waveform is retained so that the 3rd harmonic and its multiples are cancelled. ...

....allegromicro.com}}</ref> analogous to how common mode voltage signals are cancelled using [[differential signalling]]. A [[Hall-effect thruster]] (HET) is a device that is used to propel some [[spacecraft]], after it gets into [[orbit]] or farther out into space. In the HET, [[At ...

...t]] from its [[engine]](s) or motor(s) to [[flight control|control]] the [[Spacecraft attitude control|attitude]] or [[angular velocity]] of the vehicle. ...upersonic flight speeds. A PCB engine, the [[Bristol Siddeley BS100]], was cancelled in 1965. ...

...the cosmic microwave background by the [[Cosmic Background Explorer|COBE]] spacecraft in 1992, and several modified CDM models came under active study through th ...of increasingly rigorous cosmological observations, including the [[Planck spacecraft]] and the Supernova Legacy Survey. First results from the SNLS reveal that ...

...witzerland]]. Off-shore, military, textile industry, marine, aircraft, and spacecraft applications sometimes use 400&nbsp;Hz, for benefits of reduced weight of a ...ents. Each wire in a twisted pair radiates a signal, but it is effectively cancelled by radiation from the other wire, resulting in almost no radiation loss. ...

...bit|LEO]] constellations and mesh networks of lower size, weight, and cost spacecraft nodes.' ... The idea is to demonstrate that 'good enough' payloads in LEO ...Future, Fast, Flexible, [[Fractionated Spacecraft|Fractionated Free-flying Spacecraft]] United by Information Exchange''—technology demonstrator: a 2006–2012 ...

...about a proposed nuclear power plant in [[Wyhl]], Germany. The project was cancelled in 1975. The anti-nuclear success at Wyhl inspired opposition to nuclear po ...ar reactors in the United States|120 LWR reactor proposals were ultimately cancelled]]<ref>{{cite web| url=https://fas.org/sgp/crs/misc/RL33442.pdf | title=Nucl ...

...it is clear it is not just a mathematical constant or artifact that can be cancelled out.{{sfnp|Power|1964|pp=31–33}} The [[European Space Agency|European Space Agency's]] [[Euclid (spacecraft)|Euclid telescope]], launched on 1 July 2023, will map galaxies up to 10 bi ...