---
title: "1974 in spaceflight"
chunk: 1/1
source: "https://en.wikipedia.org/wiki/1974_in_spaceflight"
category: "reference"
tags: "science, encyclopedia"
date_saved: "2026-05-05T08:10:18.451135+00:00"
instance: "kb-cron"
---

On 29 March 1974 Mariner 10 became the first spacecraft to fly by Mercury, that saw a spacecraft for the first and last time in the 20th century.


== Orbital launches ==


== Suborbital launches ==


== Deep Space Rendezvous ==


== EVAs ==


== References ==


=== Footnotes ===