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{{Short description|Experimental inflatable module – Installed on ISS}}
{{Use American English|date=January 2021}}
{{Use mdy dates|date=August 2025}}
{{Infobox space station module
| module
|
| module_image = 20180706 Bigelow Airlock Johnson Space Center.jpg
| module_image_caption
|
| operator = [[NASA]]
| manufacturier = [[Bigelow Aerospace]]
| COSPAR_ID = {{COSPAR|2016-024A}}<ref name="Display">{{Cite web |date=May 14, 2020 |title=Display: SpaceX CRS-8 2026-024A |url=https://nssdc.gsfc.nasa.gov/nmc/spacecraft/display.action?id=2016-024A |access-date=January 31, 2021 |publisher=NASA}} {{PD-notice}}</ref>
| mission_duration = {{time interval|April 8, 2016|show=ymd}} ''(in progress)''
| launch = April 8, 2016, 20:43:31 [[Coordinated Universal Time|UTC]]<ref name="JonathanLL">{{Cite web |title=Launch Log |url=https://planet4589.org/space/log/launchlog.txt |access-date=February 1, 2021 |publisher=Jonathan's Space Report}}</ref>
| launch_vehicle = [[Falcon 9 Full Thrust]]<br />([[SpaceX CRS-8]])
| launch_site = [[Cape Canaveral Space Force Station|CCAFS]], [[Cape Canaveral Space Launch Complex 40|SLC-40]]
| launch_contractor = [[SpaceX]]
|
| unberthed =
| reentry =
| mass = {{cvt|1413|kg}}<ref name="nasa-overview" />
| length = {{cvt|4.01|m}}<ref name="Grush 2016" />
| diameter = {{cvt|3.23|m}}
| volume = {{cvt|16.0|m3}}
}}
The '''Bigelow Expandable Activity Module
== History ==
NASA originally considered the idea of inflatable habitats in the 1960s, and developed the [[TransHab]] inflatable module concept in the late 1990s. The TransHab project was canceled by Congress in 2000,<ref name="nasa2000" /><ref name="Sensenbrenner 2000" /><ref name="Abbey 2001" /> and Bigelow Aerospace purchased the rights to the patents developed by NASA to pursue private space station designs.<ref name="Seedhouse 2014" /> In 2006 and 2007, Bigelow launched two demonstration modules to Earth orbit, [[Genesis I]] and [[Genesis II (space habitat)|Genesis II]].<ref name="David 2006" /><ref name="Ledford 2007" />
NASA re-initiated analysis of expandable module technology for a variety of potential missions beginning in early 2010.<ref name="Marks 2010" /><ref name="Sang 2010" /> Various options were considered, including procurement from commercial provider Bigelow Aerospace, for providing what in 2010 was proposed to be a [[toroid|torus-shaped]] storage module for the [[International Space Station]]. One application of the toroidal BEAM design was as a [[centrifuge]] demo preceding further developments of the NASA [[Nautilus-X]] multi-mission exploration concept vehicle.<ref name="Lindsey 2011" /> In January 2011, Bigelow projected that the BEAM module could be built and made flight-ready 24 months after a build contract was secured.<ref name="David 2011" />
[[File:Bigelow Expandable Activity Module at Bigelow’s facility in Las Vegas.jpg|thumb|Completed BEAM flight unit at the Bigelow Aerospace facility in [[North Las Vegas, Nevada]]]]
On December 20, 2012, NASA awarded Bigelow Aerospace a
In 2013, it was planned that at the end of BEAM's mission, it would be removed from the ISS and burn up during reentry.<ref name="Marks 2013" />
During a press event on March 12, 2015, at the Bigelow Aerospace facility in [[North Las Vegas, Nevada]], the completed ISS flight unit, compacted and with two [[Mobile Servicing System|Canadarm2]] grapple fixtures attached, was displayed for the media.<ref name="Webb 2015" />
In December 2021, Bigelow transferred ownership of BEAM to NASA's Johnson Space Center.<ref>{{Cite web |date=December 10, 2021 |title=Engineering Services for the Bigelow Expandable Activity Module (BEAM) |url=https://sam.gov/opp/220ac7db7bef4b4085636f3cd65dc5c2/view |url-status=live |archive-url=https://web.archive.org/web/20211212192929/https://sam.gov/opp/220ac7db7bef4b4085636f3cd65dc5c2/view |archive-date=December 12, 2021 |access-date=December 12, 2021 |website=sam.gov}}</ref> With the cessation of Bigelow Aerospace activities, NASA contracted [[ATA Engineering]], a former Bigelow subcontractor, for engineering support on the BEAM.<ref name="SpaceNews-20220121">{{Cite news |last=Jeff Foust |date=January 21, 2022 |title=Bigelow Aerospace transfers BEAM space station module to NASA |url=https://spacenews.com/bigelow-aerospace-transfers-beam-space-station-module-to-nasa/ |publisher=Space News}}</ref>
== Deployment and status ==
[[File:BEAM module expansion series.jpg|thumb|Progression of expansion of BEAM]]
In early 2015, BEAM was scheduled for deployment on the next available ISS transport vehicle, [[SpaceX CRS-8]], which was scheduled for launch in September 2015. Due to a rocket failure during the SpaceX CRS-7 launch in June 2015, the delivery of BEAM was delayed.<ref name="Bergin 2015" /><ref name="launchlog" /> The successful launch of SpaceX CRS-8 took place on April 8, 2016,<ref name="Graham 2016" /><ref name="Pearlman 2016" /> and the Dragon cargo vehicle was berthed to the [[nadir]] port of ''[[Harmony (ISS module)|Harmony]]'' node on April 10, 2016.<ref name="Kremer 2016" /> On April 16, 2016, British astronaut [[Tim Peake]] extracted BEAM from Dragon's trunk using Canadarm2, and installed it on the aft port of ''[[Tranquility (ISS module)|Tranquility]]'' node.<ref name="Clark 2016" />
The first attempt at module inflation took place on May 26, 2016, and was suspended after higher-than-expected air pressure inside BEAM was detected with minimal expansion of the module.<ref name="Wall 2016" /> The attempt was terminated after two hours.<ref name="Duhaime-Ross 2016" /> The failure to expand and unfold may be the result of the unanticipated 10-month delay in module inflation, which may have caused the fabric layers to stick together.<ref name="Wall 2016" /> The module was expanded on May 28, 2016, over the course of seven hours, with air being injected 25 times for a total of 2 minutes 27 seconds.<ref name="Garcia 2016-05-28" /> Its length was extended {{cvt|170|cm}} from its stowed configuration, {{cvt|2.5|cm}} less than expected.<ref name="Smith 2016" /> After expansion was complete, air tanks aboard BEAM were opened to equalize air pressure in the module with that of the ISS.<ref name="Foust 2016" /> The module was originally to be monitored for two years.<ref name="Smith 2016" /><ref name="Foust 2016" />
{{multiple image |direction=vertical |align=right
|image1=ISS-47 Jeff Williams works inside the BEAM.jpg
|image2=ISS-53 Paolo Nespoli works inside the BEAM.jpg
}}
On June 6, 2016, astronaut [[Jeffrey Williams (astronaut)|Jeff Williams]] and cosmonaut [[Oleg Skripochka]] opened the hatch to BEAM and entered to collect an air sample, download expansion data from sensors, and install monitoring equipment. The hatch to BEAM was re-sealed on June 8, 2016, after three days of tests.<ref name="
NASA noted in May 2017 that, after spending one year in space, the BEAM instrumentation had recorded "a few probable micrometeoroid debris impacts" but that the module's protective layers had resisted
In October 2017, it was announced that the module would stay attached to the ISS until 2020, with options for two further one-year extensions. The module will be used to store up to 130 cargo transfer bags
In July 2019, an engineering assessment certified BEAM's ability to remain attached to the station until 2028, as it has exceeded performance expectations and become a core cargo storage module on the volume-constrained station. A contract extension will be required to allow BEAM to serve its extended operational lifetime.<ref name="Foust 2019" />
With the suspension of all activities at Bigelow Aerospace, development on BEAM has ended. Engineering support passed to Bigelow subcontractor [[ATA Engineering]] in 2022, who will not continue development.<ref name="TMRO-20220126">{{Cite episode |title=SpaceX's Raptor 2 is Revealed! |url=https://www.youtube.com/watch?v=DB4jcVBBOOU |series=TMRO News |date=January 26, 2022 |publisher=TMRO}}</ref>
== Objectives ==
The BEAM is an experimental program in an effort to test and validate expandable habitat technology.<ref name="characteristics" /> If BEAM performs favorably, it could lead to development of expandable habitation structures for future crews traveling in deep space.<ref name="nasa-beammain" /> The two-year demonstration period will:<ref name="characteristics" /><ref name="bigelow-beam" />
* Demonstrate
* Determine [[Radiation protection#Spacecraft and radiation protection|radiation protection]] capability of inflatable structures.
* Demonstrate design performance of commercial inflatable structure like thermal, structural, mechanical durability, long term leak performance, etc.
* Demonstrate safe deployment and operation of an inflatable structure in a flight mission.
== Characteristics ==
[[File:ISS-47 BEAM installation (1).jpg|thumb
BEAM is composed of two metal bulkheads, an
BEAM's internal dimensions provide {{
=== Radiation shielding ===
The flexible Kevlar-like materials of construction are proprietary.<ref name="US 7204460 B2" /><ref name="
In a 2002 NASA study, it was suggested that materials that have high hydrogen contents, such as [[polyethylene]], can reduce primary and secondary radiation to a greater extent than metals, such as
==
<gallery class="center" perrow="5">
File:BEAM mock-up interior.jpg| Interior of BEAM mock-up
File:BEAM development unit undergoing burst test.jpg| BEAM development unit undergoing burst test
File:BEAM (25916886442).jpg| BEAM being loaded into SPACEX Dragon's trunk in February 2016
</gallery>
== See also ==
{{Portal|Spaceflight}}
* [[B330]], an inflatable space habitat
* [[BA 2100|B2100]], concept
== References ==
{{Reflist
<ref name="ISS tweet 20160416">{{
<ref name="nasa-overview">{{
<ref name="
<ref name="
<ref name="nasa2000">{{
<ref name="
<ref name="
<ref name="
<ref name="
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<ref name="
<ref name="
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<ref name="spaceref20130111">{{
<ref name="NASAannouncement">{{
<ref name="
<ref name="Foust 2019">{{Cite news |last=Foust |first=Jeff |date=August 12, 2019 |title=NASA planning to keep BEAM module on ISS for the long haul |url=https://spacenews.com/nasa-planning-to-keep-beam-module-on-iss-for-the-long-haul/ |access-date=August 14, 2019 |publisher=SpaceNews}}</ref>
<ref name="Webb 2015">{{Cite web |last=Webb |first=Carlyle |date=March 12, 2015 |title=New Expandable Addition on Space Station to Gather Critical Data for Future Space Habitat Systems |url=http://www.nasa.gov/content/new-expandable-addition-on-space-station-to-gather-critical-data-for-future-space-habitat/ |publisher=NASA}} {{PD-notice}}</ref>
<ref name="Bergin 2015">{{Cite news |last=Bergin |first=Chris |date=September 7, 2015 |title=SpaceX conducts additional Falcon 9 improvements ahead of busy schedule |url=http://www.nasaspaceflight.com/2015/09/spacex-conducts-falcon-9-improvements-busy-schedule/ |access-date=April 26, 2016 |publisher=NASASpaceFlight.com}}</ref>
<ref name="launchlog">{{Cite web |date=April 8, 2016 |title=Launch Log |url=http://spaceflightnow.com/tracking/launchlog.html |archive-url=https://web.archive.org/web/20160422101717/http://spaceflightnow.com/tracking/launchlog.html |archive-date=April 22, 2016 |publisher=Spaceflight Now}}</ref>
<ref name="Graham 2016">{{Cite news |last=Graham |first=William |date=April 8, 2016 |title=SpaceX return Dragon to space as Falcon 9 nails ASDS landing |url=https://www.nasaspaceflight.com/2016/04/spacex-dragon-rtf-falcon9-launch/ |access-date=April 26, 2016 |publisher=NASASpaceFlight.com}}</ref>
<ref name="
<ref name="Clark 2016">{{Cite news |last=Clark |first=Stephen |date=April 16, 2016 |title=Expandable room installed on space station |url=http://spaceflightnow.com/2016/04/16/watch-live-expandable-room-to-be-installed-on-space-station-saturday/ |access-date=April 26, 2016 |publisher=Spaceflight Now}}</ref>
<ref name="
<ref name="Duhaime-Ross 2016">{{Cite news |last=Duhaime-Ross |first=Arielle |date=May 27, 2016 |title=NASA's first expandable habitat failed to inflate on the ISS because of friction |url=https://www.theverge.com/2016/5/27/11792446/nasa-beam-expansion-failed-unexpected-forces-bigelow |access-date=June 2, 2016 |publisher=The Verge}}</ref>
<ref name="Garcia 2016-05-28">{{Cite news |last=Garcia |first=Mark |date=May 28, 2016 |title=BEAM Expanded To Full Size |url=https://blogs.nasa.gov/spacestation/2016/05/28/beam-expanded-to-full-size/ |url-status=dead |archive-url=https://web.archive.org/web/20190206205245/https://blogs.nasa.gov/spacestation/2016/05/28/beam-expanded-to-full-size/ |archive-date=February 6, 2019 |access-date=June 3, 2016 |publisher=NASA}} {{PD-notice}}</ref>
<ref name="Smith 2016">{{Cite news |last=Smith |first=Marcia S. |date=May 28, 2016 |title=BEAM Successfully Expanded |url=http://www.spacepolicyonline.com/news/beam-successfully-expanded |access-date=June 3, 2016 |publisher=SpacePolicyOnline.com}}</ref>
<ref name="
<ref name="
<ref name="
<ref name="Garcia 2016-09-26">{{Cite web |last=Garcia |first=Mark |date=September 29, 2016 |title=BEAM Open Today for Tests |url=https://blogs.nasa.gov/spacestation/2016/09/29/beam-open-today-for-tests/ |access-date=October 1, 2016 |publisher=NASA}} {{PD-notice}}</ref>
<ref name="Mahoney 2017">{{Cite web |last=Mahoney |first=Erin |date=May 26, 2017 |title=First Year of BEAM Demo Offers Valuable Data on Expandable Habitats |url=https://www.nasa.gov/feature/first-year-of-beam-demo-offers-valuable-data-on-expandable-habitats |access-date=June 20, 2017 |publisher=NASA}} {{PD-notice}}</ref>
<ref name="
<ref name="Berger 2017-10-03">{{Cite news |last=Berger |first=Eric |date=October 3, 2017 |title=NASA tries an inflatable room on the space station, likes it |url=https://arstechnica.com/science/2017/10/nasa-tries-an-inflatable-room-on-the-space-station-likes-it/ |access-date=October 4, 2017 |publisher=Ars Technica}}</ref>
<ref name="
<ref name="
<ref name="bigelow-beam">{{Cite web |title=BEAM: The Experimental Platform |url=http://bigelowaerospace.com/beam/ |access-date=April 26, 2016 |publisher=Bigelow Aerospace}}</ref>
<ref name="Marks 2013">{{Cite news |last=Marks |first=Paul |date=January 16, 2013 |title=NASA buys blow-up habitat for space station astronauts |url=https://www.newscientist.com/article/dn23083-nasa-buys-blowup-habitat-for-space-station-astronauts.html |url-status=live |archive-url=https://web.archive.org/web/20160412235915/https://www.newscientist.com/article/dn23083-nasa-buys-blow-up-habitat-for-space-station-astronauts/ |archive-date=April 12, 2016 |access-date=August 24, 2017 |publisher=New Scientist}}</ref>
<ref name="Mahoney 2015">{{Cite web |last=Mahoney |first=Erin |date=July 17, 2015 |title=BEAM Facts, Figures, FAQs |url=https://www.nasa.gov/feature/beam-facts-figures-faqs |access-date=April 3, 2016 |publisher=NASA}} {{PD-notice}}</ref>
<ref name="Lieberman 2015">{{Cite news |last=Lieberman |first=Bruce |date=September 2015 |title=The Future of Construction in Space |url=http://www.airspacemag.com/space/future-construction-space-180956237/ |access-date=April 27, 2016 |work=Air & Space/Smithsonian}}</ref>
<ref name="Seppala 2016">{{Cite news |last=Seppala |first=Timothy J. |date=March 25, 2016 |title=NASA to use the ISS as a testbed for inflatable living modules |url=https://www.engadget.com/2016/03/25/nasa-bigelow-expandable-activity-module/ |access-date=April 26, 2016 |publisher=Engadget}}</ref>
<ref name="Robison 2013">{{Cite news |last=Robison |first=Jennifer |date=January 16, 2013 |title=North Las Vegas-based Bigelow Aerospace lands US$17.8 million NASA contract |url=http://www.lvrj.com/business/north-las-vegas-based-bigelow-areospace-lands-17-8-million-nasa-contract-187174211.html |url-status=live |archive-url=https://archive.today/20130216101826/http://www.lvrj.com/business/north-las-vegas-based-bigelow-areospace-lands-17-8-million-nasa-contract-187174211.html |archive-date=February 16, 2013 |access-date=January 19, 2013 |work=Las Vegas Review-Journal}}</ref>
<ref name="Vastag 2013">{{Cite news |last=Vastag |first=Brian |date=January 16, 2013 |title=International space station to receive inflatable module |url=https://www.washingtonpost.com/national/health-science/international-space-station-to-receive-inflatable-module/2013/01/16/8a102712-5ffc-11e2-9940-6fc488f3fecd_story.html |url-status=live |archive-url=https://archive.today/20130217004226/http://www.washingtonpost.com/national/health-science/international-space-station-to-receive-inflatable-module/2013/01/16/8a102712-5ffc-11e2-9940-6fc488f3fecd_story.html |archive-date=February 17, 2013 |access-date=August 24, 2017 |work=The Washington Post}}</ref>
<ref name="Dreier 2013">{{Cite news |last=Dreier |first=Hannah |date=January 17, 2013 |title=Space station to get US$18 million balloon-like room |url=http://bigstory.ap.org/article/space-station-get-18-million-balloon-room-0 |url-status=live |archive-url=https://archive.today/20130414004028/http://bigstory.ap.org/article/space-station-get-18-million-balloon-room-0 |archive-date=April 14, 2013 |access-date=January 19, 2013 |agency=Associated Press}}</ref>
<ref name="US 7204460 B2">{{cite patent|url=http://www.google.com/patents/US7204460|title=Orbital debris shield|inventor=Bigelow, Robert T.|country=US|number=US 7204460 B2|status=patent|pubdate=2007-04-17 |gdate=2007-04-17|fdate=2004-06-24|pridate=2004-06-24}}.</ref>
<ref name="Lyle 2015">{{Cite report |url=https://ntrs.nasa.gov/api/citations/20160001632/downloads/20160001632.pdf |title=Modeling of Local BEAM Structure for Evaluation of MMOD Impacts to Support Development of a Health Monitoring System |last=Lyle |first=Karen H. |last2=Vassilakos |first2=Gregory J. |date=November 2015 |publisher=NASA Langley |id=NASA/TM-2015-218985 |archive-url=https://web.archive.org/web/20220417153708/https://ntrs.nasa.gov/api/citations/20160001632/downloads/20160001632.pdf |archive-date=April 17, 2022 |url-status=live}} {{PD-notice}}</ref>
<ref name="nasa-radiation">{{
<ref name="
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== External links ==
{{
* [http://bigelowaerospace.com/pages/beam/ BEAM] at BigelowAerospace.com
* [http://www.nasa.gov/beam BEAM] at NASA.gov
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