# Low-Earth Orbit Flight Test of an Inflatable Decelerator

> NASA spacecraft which tested an inflatable reentry system

**Wikidata**: [Q115163957](https://www.wikidata.org/wiki/Q115163957)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Low-Earth_Orbit_Flight_Test_of_an_Inflatable_Decelerator)  
**Source**: https://4ort.xyz/entity/low-earth-orbit-flight-test-of-an-inflatable-decelerator

## Summary
The Low-Earth Orbit Flight Test of an Inflatable Decelerator (LOFTID) is a NASA spacecraft that successfully tested an inflatable reentry system on November 10, 2022. This technology demonstration was designed to evaluate the feasibility of using large, inflatable heat shields for planetary entry missions.

## Key Facts
- Launch date: November 10, 2022 at 09:49:00 UTC
- Landing date: November 10, 2022 at 12:02 UTC
- Diameter: 6.0 meters when fully inflated
- Mass: 1,224 kilograms
- Operator: Langley Research Center
- Launch vehicle: Atlas V 401 (AV-098)
- COSPAR ID: 2022-150C
- Country of origin: United States
- Recovery vessel: Kahana II

## FAQs
### Q: What is LOFTID?
A: LOFTID is a NASA technology demonstration spacecraft that tested an inflatable reentry system designed to protect spacecraft during atmospheric entry. It was successfully flown on November 10, 2022, aboard an Atlas V 401 rocket as a secondary payload.

### Q: Why would you use an inflatable decelerator instead of a traditional heat shield?
A: Inflatable decelerators offer several advantages over traditional rigid heat shields, including stowing compactly during launch and then expanding to create a larger surface area. This larger surface area enables lower entry speeds and reduces the heat experienced by the spacecraft, potentially enabling heavier payloads or missions with shallower entry angles.

### Q: What was the outcome of the LOFTID mission?
A: The LOFTID mission was a complete success, demonstrating the inflatable decelerator's ability to withstand reentry conditions. The technology was successfully deployed, reentered the atmosphere as planned, and was recovered from the Pacific Ocean intact.

### Q: How big was LOFTID when inflated?
A: When fully deployed, the LOFTID inflatable decelerator had a diameter of 6.0 meters (approximately 20 feet), providing a substantial surface area to create drag and slow down during reentry.

## Why It Matters
The Low-Earth Orbit Flight Test of an Inflatable Decelerator represents a significant advancement in space technology by demonstrating a new approach to atmospheric entry that could revolutionize future missions to Mars and other planets. Traditional rigid heat shields have size limitations based on rocket fairing diameters, but inflatable decelerators can be stowed compactly and then expand to much larger sizes, enabling the return of heavier samples or the delivery of larger payloads. This technology could also enable access to previously unreachable planetary surfaces by allowing entry through thinner atmospheres or at shallower angles. The successful test validates a key technology that could make future human Mars missions and robotic exploration missions more feasible and cost-effective.

## Notable For
- Successfully demonstrating the largest inflatable heat shield ever flown to space and back
- Operating as a secondary payload alongside the NOAA-21 weather satellite on an Atlas V 401 rocket
- Being manufactured primarily at NASA's Langley Research Center, which has been developing this technology since 2014
- Having multiple funding sources including NASA's Space Technology Mission Directorate and United Launch Alliance
- Being named in honor of Bernard Kutter, a propulsion engineer who championed the technology

## Body
### Mission Overview
The Low-Earth Orbit Flight Test of an Inflatable Decelerator (LOFTID) is a NASA technology demonstration spacecraft designed to test an inflatable reentry system. The mission was launched on November 10, 2022, at 09:49:00 UTC from Vandenberg Space Launch Complex 3 East in California. LOFTID served as a secondary payload on the Atlas V 401 rocket that also carried the NOAA-21 weather satellite into orbit.

### Technical Specifications
LOFTID has a mass of 1,224 kilograms and features a 6.0-meter diameter inflatable decelerator when fully deployed. The spacecraft was operated and manufactured primarily at NASA's Langley Research Center, which has been developing this technology since 2014. The mission had a COSPAR identifier of 2022-150C and was funded by both NASA's Space Technology Mission Directorate and United Launch Alliance.

### Mission Operations
Following launch, LOFTID was deployed from the rocket and underwent its inflation sequence while in orbit. The spacecraft then reentered Earth's atmosphere on November 10, 2022, at 12:02 UTC, successfully demonstrating the inflatable decelerator's ability to withstand reentry conditions. The mission concluded with LOFTID splashing down in the Pacific Ocean and being recovered by the Kahana II vessel.

### Significance
The LOFTID mission successfully validated the technology for future applications in planetary exploration, including potential missions to Mars and other celestial bodies. The inflatable decelerator technology addresses limitations of traditional rigid heat shields by enabling larger entry diameters and reduced entry speeds, which could increase payload masses or enable access to previously unreachable planetary surfaces.

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## References

1. [Source](https://space.skyrocket.de/doc_lau_det/atlas-5-401.htm)
2. [Source](https://www.nasa.gov/sites/default/files/atoms/files/loftid_fact_sheet_layout_090922_508.pdf)
3. [Source](https://space.skyrocket.de/doc_sdat/loftid.htm)
4. Jonathan's Space Report
5. [Source](https://spacenews.com/atlas-5-launches-weather-satellite-reentry-tech-demo-mission/)
6. [Source](https://www.nasaspaceflight.com/2022/11/jpss-2-launch/)
7. [Source](https://www.nytimes.com/2022/11/10/science/nasa-loftid-inflatable-heat-shield.html)
8. [Source](https://spacepolicyonline.com/news/joint-nasa-ula-test-of-new-heatshield-goes-even-better-than-planned/)