Why are there #astronomy #telescopes 🔭 in #space? There's so much easier access when building an #observatory on a mountain, so why is #ESAEuclid in space 🛰️ , 1.5 million kilometers from here? Read up on why some science requires a telescope outside Earth's atmosphere 🌏 and compare ground-based images with the first images of #Euclid. Our new blog post: “Why is going to space crucial to map dark matter?” 👉🏽 https://www.euclid-ec.org/why-is-going-to-space-crucial-to-map-dark-matter/ #ESA #DarkMatter #DarkEnergy #astrodon