# Mary Helen Johnston

> Mary Helen Johnston, later also Mary Helen McCay, is an American scientist and former astronaut. Working with NASA as an engineer in the 1960s and '70s, Johnston aspired to be an astronaut; she unsuccessfully applied in 1980 before becoming a payload specialist in 1983. Johnston retired from NASA in 1986 without having gone to space. She is a professor at Florida Institute of Technology.

*American scientist and astronaut (born 1945)*

**Canonical URL:** https://fame.am/person/mary-helen-johnston

## Identity
- **Profile type:** Other
- **Country:** United States
- **Born:** 1945-09-17
- **Status:** living
- **Gender:** female

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 40.8 / 100
- **Momentum:** 1.5 / 100  (trend: FALLING)
- **Historical depth:** 10.3 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 60.0 / 100
- **Profile completeness:** 60.0 / 100

## Sources
- [Mary Helen Johnston](https://uz.wikipedia.org/wiki/Mary_Helen_Johnston)
- [ماري هيلين جونستون](https://ar.wikipedia.org/wiki/%D9%85%D8%A7%D8%B1%D9%8A_%D9%87%D9%8A%D9%84%D9%8A%D9%86_%D8%AC%D9%88%D9%86%D8%B3%D8%AA%D9%88%D9%86)
- [Mary Helen Johnston](https://de.wikipedia.org/wiki/Mary_Helen_Johnston)
- [Mary Helen Johnston](https://en.wikipedia.org/wiki/Mary_Helen_Johnston)
- [Mary Helen Johnston](https://es.wikipedia.org/wiki/Mary_Helen_Johnston)
- [مری هلن جانستون](https://fa.wikipedia.org/wiki/%D9%85%D8%B1%DB%8C_%D9%87%D9%84%D9%86_%D8%AC%D8%A7%D9%86%D8%B3%D8%AA%D9%88%D9%86)
- [Mary Helen Johnston](https://fr.wikipedia.org/wiki/Mary_Helen_Johnston)
- [מרי ג'ונסטון](https://he.wikipedia.org/wiki/%D7%9E%D7%A8%D7%99_%D7%92'%D7%95%D7%A0%D7%A1%D7%98%D7%95%D7%9F)
- [Mary Helen Johnston](https://hu.wikipedia.org/wiki/Mary_Helen_Johnston)
- [Mary Helen Johnston](https://id.wikipedia.org/wiki/Mary_Helen_Johnston)
- [Mary Helen Johnston](https://mad.wikipedia.org/wiki/Mary_Helen_Johnston)
- [Mary Helen Johnston](https://sq.wikipedia.org/wiki/Mary_Helen_Johnston)
- [Wikidata](https://www.wikidata.org/wiki/Q14931491)

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