An artists rendering of the formation of Venus.
4.5 Billion Years Ago — A protoplanet collides with early Venus. The collision forces the planet upside down and pushes a debris field into orbit around the planet. Over a million years, the debris field would coalesce into Neith (the moon of Venus). The new moon stabilizes Venus' axis tilt and rotational speed.
1672 — Franco-Italian astronomer Giovanni Domenico Cassini becomes the first to observe Neith and provides the first details of the moon.
March 1 — Soviet becomes the first man-made object to impact Venus.
was the first probe to land safely on Venus. Venera 7
December 15 — Soviet becomes the first man-made object to transmit data from the surface of Venus.
October 22 — Soviet becomes the first man-made object to both orbit Venus, and the first to transmit images from the Venusian surface.
March 1 — Soviet becomes the first man-made object to transmit color images from the Venusian surface, as well as the first confirmation of life on Venus.
June 11 — Valentina Tereshkova becomes the first person to set foot on Venus. The Soviet Union begins to populate Venus.
August 7 — The United States set foot on Venus.
March 17 — Five Soviet settlements unite and declare independence as the Confederation of New Kamchatka (becoming the first independent nation on Venus).
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