News | NASA Says Goodbye to One of Agency’s Great Observatories

One of NASA's four Great Observatories, Spitzer launched on Aug. 25, 2003, and has studied the cosmos in infrared light. Its breathtaking images have revealed the beauty of the infrared universe. https://www.youtube.com/watch?v=ghnnbMWVtWU#action=share Spitzer made some of the first studies of exoplanet atmospheres (atmospheres of planets around stars other than our Sun). It confirmed two and discovered five of the seven Earth-size exoplanets around the … Continue reading News | NASA Says Goodbye to One of Agency’s Great Observatories