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Valentina Tereshkova: the Vostok 6 milestone

Valentina Tereshkova became the first woman in space aboard Vostok 6 on 16 June 1963.

By · Published · Updated · 2 min read

The short answer

Valentina Tereshkova became the first woman in space aboard Vostok 6 on 16 June 1963.

The verified historical fact

NASA’s HEASARC chronology identifies the Soviet cosmonaut, mission and date. These establish the scope of the milestone. This short profile does not add unsupported personal details, political claims or current positions.

Avoid a common mix-up

First woman in space and first American woman in space answer different questions. The former identifies Tereshkova; the latter identifies Sally Ride. Nationality is part of the fact, not an optional detail to remove for a shorter headline.

Study with a comparison card

Write a question containing the exact phrase first woman in space, then answer it with the mission and date. On another card, add American to the question and consult our Sally Ride profile. Read the qualifier before choosing an answer.

What this source can establish

A chronology supports a historical milestone. It does not support claims about every aspect of someone’s life. This profile keeps its scope narrow and provides the source for readers who want to check the entry themselves.

Publication disclosure

This article was researched and published with AI assistance. No human prepublication review is claimed. Report factual errors through our contact page.

Frequently asked questions

What was Tereshkova’s spacecraft?

Vostok 6.

Sources & further reading

Sources reviewed 2026-10-11. Official statements describe the issuing organisation’s position; this article is an independent explainer.

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