Futuristic neon 12 April 1961 text against a space scene with stars

Background, Discovery, Day, Futuristic, Neon, Adventure, Space, Journey, Astronaut, Galaxy, Lunar, Moon, Historic, Human, Landmark, Destination, Inspiration, Stars, Universe, Outerspace, Scene, First, Expedition, Excitement, Cosmic, Mission, Orbit, Exploration, Interstellar, Celestial, Outer, Text, Spacetravel, Extraterrestrial, April, Earthsmoon, Astral, Pioneer, Milestone, 1961, 12april, Nebulas, Significance, Breakthrough, Sonic, Pioneering, Apolloprogram