The Voyager golden record (left) is a 12-inch gold-plated copper disc. It’s covered with aluminum and electroplated with an ultra-pure sample of uranium-238.
The Voyager golden record (left) is a 12-inch gold-plated copper disc. It’s covered with aluminum and electroplated with an ultra-pure sample of uranium-238.
Pinging the APOD list to a non-NASA Article because it is a good article.
“For good” sounds so permanent. OTOH, I would be a little concerned if it turned around and came back.
“SEND MORE CHUCK BERRY!”