SpaceX CRS-18: Difference between revisions

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{{Short description|2019 American resupply spaceflight to the ISS}}
{{Use mdy dates|date=August 2019}}
{{Infobox spaceflight
| name = SpaceX CRS-18
| image = ISS-60 SpaceX CRS-18 Dragon approaches the ISS (1).jpg
| image_caption = ArtistDragon renderingC108.3 ofapproaching the SpaceX Dragon spacecraft being berthed to ISS
| COSPAR_ID names_list = SpX-18
| mission_duration = {{time interval|25 July 2019 22:01|27 August 2019 20:20|show=dhm|sep=,}}
| SATCAT =
| programme mission_type = [[Commercial Resupply Services|ISS resupply]]
 
| mission_type = [[International Space Station|ISS]] resupply
| operator = [[SpaceX]]
 
| manufacturer = [[SpaceX]]
| spacecraft = {{ComV|Dragon C20|108|full=nolink}}
| spacecraft_type = [[SpaceX Dragon#Dragon CRS1|Dragon CRS1]]
| launch_mass manufacturer = <!--{{convert||kg|abbr=on}}-->SpaceX
| dry_mass = {{convert|4200|kg|abbr=on}}<!--spacecraft mass in orbit without fuel-->
| dimensions = Height: {{convertcvt|6.1|m|abbr=on}}<br />Diameter: {{convertcvt|3.7|m|abbr=on}} <!--body dimensions and solar array span-->
| payload_mass = <!--Mass of cargo carried by spacecraft (eg. for Space Shuttle), or total mass of instrumentation/equipment/experiments for mission-->
| dimensions = Height: {{convert|6.1|m|abbr=on}}<br />Diameter: {{convert|3.7|m|abbr=on}} <!--body dimensions and solar array span-->
| power = <!--end-of-life power, in watts-->
 
| launch_date = 25 July 2019, 22:01 &nbsp;[[UTC (planned)]]<ref>{{cite tweetnews |numberurl=1154155687636717568https://spaceflightnow.com/2019/07/25/new-docking-port-spacesuit-and-supplies-en-route-to-space-station/ |title=StandingNew downdocking todayport, duespacesuit toand weather;supplies backupen launchroute opportunityto isspace tomorrowstation at|work=[[Spaceflight 6:01 p.m. EDT, 22:01 UTCNow]] |userfirst=SpaceXStephen |author-linklast=SpaceXClark |date=2425 July 2019 |accessdateaccess-date=2423 JulySeptember 2019}}</ref>
| launch_rocket = [[Falcon 9 Full Thrust|]] ([[Falcon 9 B1056|B1056]])
| launch_site = [[CCAFSCape Canaveral Space Force Station|Cape Canaveral]], [[Cape Canaveral Space Launch Complex 40|SLC-40]]
| launch_contractor = [[SpaceX]]
 
| disposal_type = Recovered
| landing_date = {{end-date|27 August 2019 20:20}} UTC<ref name="landing">{{cite news |url=https://www.nasaspaceflight.com/2019/08/crs-18-iss-pacific-ocean-splashdown/ |title=CRS-18 Dragon completes mission with Pacific Ocean Splashdown|first=Chris|last=Bergin|publisher=NASA SpaceflightNow|date=27 August 2019|access-date=31 August 2019}}</ref>
| landing_site = [[Pacific Ocean]] off [[Baja California]]
 
| orbit_epoch =
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| apsis = gee
 
| docking = {{Infobox spaceflight/Dock
{{Infobox spaceflight/Dock
| docking_target = [[International Space Station|ISS]]
| docking_type = berth
| docking_port = ''[[Harmony (ISS module)|Harmony]]'' nadir or ''[[Unity (ISS module)|Unity]]'' nadir
| capture_date = 27 July 13:11 UTC<ref>[https://web.archive.org/web/20190728010828/https://blogs.nasa.gov/spacestation/2019/07/27/dragon-captured-with-new-science-experiments/ Dragon Captured With New Science Experiments]</ref>
| capture_date = '''Planned:''' July 2019
| docking_date = 27 July 2019 16:01 UTC<ref>[https://blogs.nasa.gov/spacestation/2019/07/27/dragon-installed-to-stations-harmony-module-for-cargo-operations/ Dragon Installed to Station’s Harmony Module for Cargo Operations]</ref>
| docking_date = '''Planned:''' July 2019
| undocking_date = 27 August 2019 12:25 UTC<ref name=Undock />
| release_date = 27 August 2019 14:59 UTC<ref name=Undock>[https://spaceflightnow.com/2019/08/27/spacex-crs-18-departure-and-splashdown/ Live coverage: Dragon supply ship heading back to Earth today]</ref>
| release_date =
| time_docked = {{time interval|27 July 2019 16:01|27 August 2019 12:25|show=dhm|sep=,}}
}}
 
<!--Cargo parameters-->
| payload_items = <!--Major individual items (e.g. satellites deployed, etc)-->
| cargo_mass = <!--{{convert|2436|kg|abbr=on}}--><!--Mass of the cargo aboard-->
| cargo_mass_press = <!--{{convert|1230|kg|abbr=on}}--><!--Mass of pressurised cargo-->
| cargo_mass_unpress = <!--Mass of unpressurised cargo (e.g. Dragon Trunk)-->
| cargo_mass_fuel = <!--{{convert|705|kg|abbr=on}}--><!--Mass of fuel transferred from spacecraft's tanks-->
| cargo_mass_gas = <!--{{convert|50|kg|abbr=on}}--><!--Mass of gasses transferred (e.g. oxygen)-->
| cargo_mass_water = <!--{{convert|420|kg|abbr=on}}--><!--Mass of water transferred-->
 
| programme = [[Commercial Resupply Services]]
| previous_mission =[[SpaceX CRS-17]]
| next_mission =[[SpaceX CRS-19]]
 
<!--mission insignia or patch-->
| insignia = SpaceX CRS-18 Patch.png
| insignia_caption = NASA SpX-18 mission patch
| insignia_alt = NASA SpX-18 mission patch
| insignia_size = <!--include px/em; defaults to 180px-->
 
| programme = '''[[Commercial Resupply Services]]'''
| previous_mission = [[SpaceX CRS-17]]
| next_mission = [[Cygnus NG-12|NG-12]]<!-- "Cygnus" is a qualifier used in the article's title for disambiguation and is not part of the official name -->
 
| programme2 = '''[[SpaceX Dragon 1#List of missions|Cargo Dragon]]'''
| next_missionprevious_mission2 = =[[SpaceX CRS-1917]]
| manufacturer next_mission2 = [[SpaceX CRS-19]]
}}
 
'''SpaceX CRS-18''', also known as '''SpX-18''', iswas [[SpaceX]]'s 18th flight to the [[International Space Station]] under the [[Commercial Resupply Services]] program for [[NASA]]. Launch isIt currentlywas anticipatedlaunched on 25 July 2019 aboard a [[Falcon 9]] rocket.<ref name="sfn-schedule">{{cite web |url=https://spaceflightnow.com/launch-schedule/ |title=Launch Schedule |work=Spaceflight Now |date=July 19, 2019 |access-date=July 19, 2019}}</ref><ref>{{Citation|last=SpaceX|title=CRS-18 Mission|accessdatedate=19July 25, 2019|url=https://www.youtube.com/watch?v=SlgrxVuP5jk|access-date=July 25, 2019}}</ref>
 
The same [[SpaceX Dragon|Dragon]] capsule has previously flown to the ISS in [[SpaceX CRS-6|April 2015]] and [[SpaceX CRS-13|December 2017]].<ref>{{Cite tweet|number=1152361282982465536|user=SpaceX|title=The Dragon spacecraft supporting this mission previously visited the @space_station in April 2015 and December 2017|date=19 July 19, 2019}}</ref> This iswas the first time a capsule iswas used for a third flight.
 
== Primary payload ==
[[File:CRS-18 Mission (48380370691).jpg|thumb|CRS-18 launch|alt=|left]]In February 2016, it was announced that NASA had awarded a contract extension to SpaceX for five CRS additional missions ([[SpaceX CRS-16|CRS-16]] to [[SpaceX CRS-20|CRS-20]]).<ref name=sn-20160224spxwinsaddlcrs1 />
 
NASA has contracted for the CRS-18 mission from SpaceX and therefore determines the primary payload, date/time of launch, and [[orbital elements|orbital parameters]] for the [[SpaceX Dragon|Dragon]] [[space capsule]]. It will carrycarried the third [[International Docking Adapter]] (IDA-3).<ref name=pietrobon>{{cite web |title=United States Commercial ELV Launch Manifest |url=http://www.sworld.com.au/steven/space/uscom-man.txt |first=Steven |last=Pietrobon |date=August 20, 2018 |access-date=August 21, 2018}}</ref>
 
The following is a breakdown of cargo bound for the ISS:<ref name=Stephen>{{cite web|title=spaceflightnow.com/2019/07/25/new-docking-port-spacesuit-and-supplies-en-route-to-space-station|url=https://spaceflightnow.com/2019/07/25/new-docking-port-spacesuit-and-supplies-en-route-to-space-station/|date=July 25, 2019 |access-date=July 25, 2019}}</ref>
The same Dragon capsule has previously flown to the ISS in April 2015 and December 2017.<ref>{{Cite tweet|number=1152361282982465536|user=SpaceX|title=The Dragon spacecraft supporting this mission previously visited the @space_station in April 2015 and December 2017|date=19 July 2019}}</ref> This is the first time a capsule is used for a third flight.
* Science investigations: {{convert|1192|kg|lb|0|abbr=on}}
* Crew supplies: {{convert|233|kg|lb|0|abbr=on}}
* Vehicle hardware: {{convert|157|kg|lb|0|abbr=on}}
* Spacewalk equipment: {{convert|157|kg|lb|0|abbr=on}}
* Computer resources: {{convert|17|kg|lb|0|abbr=on}}
* External payloads: IDA-3 {{convert|534|kg|lb|0|abbr=on}}<ref>{{cite web|title=SpaceX's Cargo Dragon to Deliver New Space Station Docking Adapter for Commercial Crew Spacecraft|url=https://blogs.nasa.gov/kennedy/2019/07/12/spacexs-cargo-dragon-to-deliver-new-space-station-docking-adapter-for-commercial-crew-spacecraft/|website=NASA|date=July 12, 2019|language=en}}</ref>
 
The Dragon spacecraft also featured a handful of ceramic heat shield tiles, meant to flight-test a critical component of the [[SpaceX Starship]] spacecraft.<ref>{{cite web |last1=Ralph |first1=Eric |title=SpaceX testing ceramic Starship heat shield tiles on flight-proven CRS-18 Cargo Dragon |url=https://www.teslarati.com/spacex-starship-heat-shield-cargo-dragon-testing/ |website=Teslarati |date=July 24, 2019 |access-date=24 July 2019}}</ref>
==Launch schedule history==
In February 2016, it was announced that NASA had awarded a contract extension to SpaceX for five CRS additional missions ([[SpaceX CRS-16|CRS-16]] to [[SpaceX CRS-20|CRS-20]]).<ref name=sn-20160224spxwinsaddlcrs1 /> This flight was originally scheduled in December 2016<ref name=nasaaig-2016025 /> before two delays to July 2019.<ref name="spxnow">{{cite web |url=https://spacexnow.com/upcoming.php |title=Upcoming Missions |work=SpaceXNow.com |accessdate=31 May 2018}}</ref><ref name="sfn-schedule" />
 
==Primary payloadGallery ==
{{Gallery|CRS-18 Mission (48380511527).jpg|Launch of CRS-18|CRS-18 Mission (48380511427).jpg|Falcon 9 landing at LZ-1|ISS-60 SpaceX CRS-18 Dragon approaches the ISS (2).jpg|Dragon approaching the ISS|ISS-60 SpaceX CRS-18 Dragon approaches the ISS (4).jpg|Dragon decals indicating two prior flights|title=SpaceX CRS-18|align=center|footer=|style=text-align:center;|mode=packed|alt1=|alt2=|alt3=|alt4=|alt5=|alt6=|alt7=}}
NASA has contracted for the CRS-18 mission from SpaceX and therefore determines the primary payload, date/time of launch, and [[orbital elements|orbital parameters]] for the [[SpaceX Dragon|Dragon]] [[space capsule]]. It will carry the third [[International Docking Adapter]] (IDA-3).<ref name=pietrobon>{{cite web |title=United States Commercial ELV Launch Manifest |url=http://www.sworld.com.au/steven/space/uscom-man.txt |first=Steven |last=Pietrobon |date=August 20, 2018 |access-date=August 21, 2018}}</ref>
 
== See also ==
*[[Uncrewed spaceflights to the International Space Station]]
 
== References ==
{{Reflist|30em|refs=
<ref name=sn-20160224spxwinsaddlcrs1>{{cite web |url=http://spacenews.com/spacex-wins-5-new-space-station-cargo-missions-in-nasa-contract-estimated-at-700-million/ |title=SpaceX wins 5 new space station cargo missions in NASA contract estimated at $700 &nbsp;million |last1=de Selding |first1=Peter B. |publisher=Space News |date=24 February 24, 2016 |accessdateaccess-date=24 February 24, 2016}}</ref>
<ref name=nasaaig-2016025>{{cite report |author=NASA Office of Inspector General |date=June 28, 2016 |title=NASA’s Response to SpaceX’s June 2015 Launch Failure: Impacts on Commercial Resupply of the International Space Station |url=https://oig.nasa.gov/audits/reports/FY16/IG-16-025.pdf |publisher=NASA Office of Inspector General |format=PDF |issue=Report No. IG-16-025 |page=13 |access-date=2016-07-18}}</ref>
<ref name=sn-20160224spxwinsaddlcrs1>{{cite web |url=http://spacenews.com/spacex-wins-5-new-space-station-cargo-missions-in-nasa-contract-estimated-at-700-million/ |title=SpaceX wins 5 new space station cargo missions in NASA contract estimated at $700 million |last1=de Selding |first1=Peter B. |publisher=Space News |date=24 February 2016 |accessdate=24 February 2016}}</ref>
}}
 
== External links ==
* [http://www.nasa.gov/ NASA]
* [http://www.spacex.com/dragon SpaceX official page for the Dragon spacecraft]
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{{Dragon spaceflights}}
{{Falcon rocket launches}}
{{UnmannedUncrewed ISS resupply flights}}
{{Orbital launches in 2019}}
{{Future spaceflights}}
 
{{DEFAULTSORT:CRS 018}}
[[Category:DragonSpaceX (spacecraft)Dragon]]
[[Category:2019Spacecraft launched in spaceflight2019]]
[[Category:SpaceX payloads contracted by NASA]]
[[Category:Supply vehicles for the International Space Station]]
[[Category:Spacecraft which reentered in 2019]]