Science
Constellations in a canister

65737Main Taped
65735Main Labeled
NASA has a simple how-to on making constellations inside old film canisters to better identify them when you’re out stargazing – [via] – Link.

4 thoughts on “Constellations in a canister

Comments are closed.

current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...

View more articles by Phillip Torrone