The gravity-bending story of Nasa's ingenious space pen

50 years after it made its first flight, the Space Pen is still helping astronauts write in zero gravity

Space Pens, Pencils, and How NASA Takes Notes in Space

Fisher Clutch Space Pen Writes Upside Down Ballpoint Pen Black

The Real Story Behind The NASA Space Pen And The Soviet Pencil - I'm A Useless Info Junkie

The first simulated image of a black hole, calculated with an IBM 7040 computer using 1960 punch cards and hand-plotted by French astrophysicist Jean-Pierre Luminet in 1978 : r/spaceporn

The Space Elevator - Steve Walburn

While NASA spent a large amount of money developing the Space Pen, the Soviets just used pencils

International Space Agencies - Missions and Discoveries - Civilsdaily

The Story

Submarine NASA Series Zero Gravity Astronaut's Pen Writes Upside Down & Underwater Ball Pen - Buy Submarine NASA Series Zero Gravity Astronaut's Pen Writes Upside Down & Underwater Ball Pen - Ball

Description The Fisher zero gravity pen writes upside down and underwater, and over grease and fingerprints. This state-of-the-art pen has a black

Fisher Zero-Gravity Pen

How does Einstein's equivalence principle lead to the concept of space-time curvature? - Quora

Astronomy - Things in the Sky - Set 01