Happy Birthday, Sputnik – ABC News (blog)
Happy Birthday, SputnikABC News (blog)Sputnik 1 was pretty simple, a metal sphere 23 inches in diameter, 184 pounds of mass, with two pairs of antennae […]
Happy Birthday, SputnikABC News (blog)Sputnik 1 was pretty simple, a metal sphere 23 inches in diameter, 184 pounds of mass, with two pairs of antennae […]