Share this on WhatsApp Mountain View, California On dozens of nights each year, NASA sends a jumbo jet carrying a 2.5-metre telescope into the sky. As it flies above much of the Earth’s atmosphere, this one-of-a-kind observatory—a US–German partnership known as the Stratospheric Observatory for Infrared Astronomy (SOFIA)—peers into the hearts of newborn stars and … Continue reading Is This Telescope-On-A-Plane Worth Its Pricetag?