# MightySat-2.1

> American technology demonstration satellite

**Wikidata**: [Q6844090](https://www.wikidata.org/wiki/Q6844090)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/MightySat-2.1)  
**Source**: https://4ort.xyz/entity/mightysat-2-1

## Summary
MightySat-2.1 was an American technology demonstration satellite launched on July 19, 2000, as part of the MightySat program. It was a small satellite (under 1,200 kg) designed to test experimental technologies, following the successful MightySat-1 mission. The satellite re-entered Earth's atmosphere on November 12, 2002.

## Key Facts
- **Launch Date**: July 19, 2000, at 20:09 UTC from Vandenberg Space Launch Complex 8.
- **Mass**: 123.7 kg at launch weight.
- **Launch Vehicle**: Minotaur I (second flight).
- **Operator**: Space Test Program.
- **Manufacturer**: Spectrum Astro.
- **Power System**: Spacecraft solar array with 2 panels generating 330 watts.
- **Classification**: Technology demonstration spacecraft and small satellite (under 1,200 kg).
- **Orbital Decay**: Re-entered Earth's atmosphere on November 12, 2002.
- **Aliases**: P99-1, Sindri, MightySat 2.1, MightySat II.1.
- **Predecessor**: MightySat-1.

## FAQs
### Q: What was MightySat-2.1's primary purpose?
A: MightySat-2.1 was a technology demonstration satellite designed to test experimental technologies, building on the success of its predecessor, MightySat-1.

### Q: Who operated MightySat-2.1?
A: The satellite was operated by the Space Test Program, a division of the U.S. Air Force.

### Q: How long was MightySat-2.1 in orbit?
A: The satellite remained in orbit until November 12, 2002, when it re-entered Earth's atmosphere.

### Q: What launch vehicle was used for MightySat-2.1?
A: The satellite was launched on a Minotaur I rocket, which was also used for its first flight.

### Q: What was the mass of MightySat-2.1 at launch?
A: The satellite had a launch mass of 123.7 kg.

## Why It Matters
MightySat-2.1 was part of the MightySat program, which aimed to demonstrate advanced technologies in a small satellite platform. As a technology demonstration spacecraft, it contributed to the development of experimental systems that could be integrated into future missions. The program's success helped validate the use of small satellites for testing new technologies, paving the way for future advancements in space exploration and satellite capabilities. The satellite's re-entry marked the end of its operational life, but its data and lessons learned continued to inform space technology development.

## Notable For
- **Technology Testing**: Demonstrated experimental technologies in a small satellite format.
- **Small Satellite Platform**: Contributed to the growing field of small satellite missions.
- **Program Continuation**: Followed the successful MightySat-1 mission, expanding the program's capabilities.
- **Orbital Decay**: Provided data on satellite re-entry and atmospheric behavior.
- **Experimental Power System**: Featured a spacecraft solar array with 2 panels generating 330 watts.

## Body
### Mission Overview
MightySat-2.1 was launched on July 19, 2000, aboard a Minotaur I rocket from Vandenberg Space Launch Complex 8. It was part of the MightySat program, which aimed to test new technologies in a small satellite format. The satellite had a launch mass of 123.7 kg and was operated by the Space Test Program.

### Technology Demonstration
As a technology demonstration spacecraft, MightySat-2.1 was designed to test experimental systems. It featured a spacecraft solar array with two panels, generating 330 watts of power. The satellite's primary purpose was to validate new technologies for potential use in future missions.

### Orbital Decay
MightySat-2.1 re-entered Earth's atmosphere on November 12, 2002, marking the end of its operational life. The satellite's re-entry provided valuable data on satellite behavior during atmospheric re-entry.

### Program Context
MightySat-2.1 followed the successful MightySat-1 mission, demonstrating the program's ability to test advanced technologies in a small satellite platform. The satellite's aliases included P99-1, Sindri, MightySat 2.1, and MightySat II.1.

### Significance
The MightySat program contributed to the development of small satellite technology, helping to advance experimental systems for space applications. The satellite's re-entry and the data collected from its mission continued to inform space technology development.

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## References

1. [Source](https://space.skyrocket.de/doc_sdat/mightysat-2.htm)
2. Jonathan's Space Report
3. [Source](http://www.gd-ais.com/Capabilities/offerings/marketing/MightySatdatasheet.pdf)
4. [Source](https://nssdc.gsfc.nasa.gov/nmc/spacecraft/displayTrajectory.action?id=2000-042A)