Cosmic Exploration · mission

Mariner 10

1973 · NASA · Mercury and Venus · Completed

Agency
NASA
Status
Completed
End Date
1975-03-24
Destination
Mercury and Venus
Launch Date
1973-11-03

Objective

The first mission to use a gravity assist, swinging past Venus to reach Mercury — the technique every outer-planet mission has depended on since.

Open on the Cosmic Exploration shelf — the interactive card, the filters, and everything alongside it.

From the Missions database in Notion, last edited 2026-08-15. This page is the row, rendered by the build; nothing on it is written by hand.