On This Day in Space: May 20, 1978: NASA Launches Pioneer Venus Orbiter.
On May 20, 1978, NASA launched a spacecraft to Venus. The mission was called Pioneer-Venus 1, but it’s also known as the Pioneer Venus Orbiter. This was the first of two spacecraft that made up the Pioneer Venus mission. Pioneer Venus 2 launched a couple months later, and that spacecraft dropped five probes onto the …
On This Day in Space: May 20, 1978: NASA Launches Pioneer Venus Orbiter. Read More »