How does the James Webb Space Telescope get ready for space while it’s still on the ground? Practice makes perfect. Different components of the telescope were first tested on their own, but now a fully-assembled Webb is putting all of its "training" for space together. This Tumblr will take you through all the testing that Webb has undergone, all to ensure that it will survive everything from the sound and vibration of launch, to operating correctly at cryogenic temperatures in space. https://na

2.2K views · 45 reactions | a homemade telescope focuser! With just a few basic materials and tools, you can create a cost-effective and functional focuser that will help you achieve clear and sharp images of the night sky. Follow a step-by-step tutorial and start exploring the wonders of the universe in high definition! #DIYTelescopeFocuser #Stargazing #Astronomy #DIYProject | Pakistan Science Club. | Facebook