![This data plot shows infrared observations by NASAs Spitzer Space Telescope of a system of seven planets orbiting TRAPPIST-1, an ultracool dwarf star. Over 21 days, Spitzer measured the drop in light This data plot shows infrared observations by NASAs Spitzer Space Telescope of a system of seven planets orbiting TRAPPIST-1, an ultracool dwarf star. Over 21 days, Spitzer measured the drop in light](https://inhabitat.com/wp-content/blogs.dir/1/files/2017/02/TRAPPIST-1-NASA-6-889x500.jpg)
This data plot shows infrared observations by NASAs Spitzer Space Telescope of a system of seven planets orbiting TRAPPIST-1, an ultracool dwarf star. Over 21 days, Spitzer measured the drop in light
![Spitzer's Legacy: One of NASA's Great Observatories Ends Its Mission - Sky & Telescope - Sky & Telescope Spitzer's Legacy: One of NASA's Great Observatories Ends Its Mission - Sky & Telescope - Sky & Telescope](https://skyandtelescope.org/wp-content/uploads/Fig1_north_american_neb_vis_ir-scaled-1.jpg)
Spitzer's Legacy: One of NASA's Great Observatories Ends Its Mission - Sky & Telescope - Sky & Telescope
![A basic external view of Spitzer in its Earth-trailing solar orbit. The... | Download Scientific Diagram A basic external view of Spitzer in its Earth-trailing solar orbit. The... | Download Scientific Diagram](https://www.researchgate.net/profile/Deborah-Levine/publication/6328280/figure/fig25/AS:668482509213696@1536390058268/A-basic-external-view-of-Spitzer-in-its-Earth-trailing-solar-orbit-The-telescope-cools_Q640.jpg)
A basic external view of Spitzer in its Earth-trailing solar orbit. The... | Download Scientific Diagram
![NASA's Spitzer Space Telescope captured this infrared image of a giant halo of very fine dust around the young star HR 8799, located 129 light-years away in the constellation Pegasus. The brightest NASA's Spitzer Space Telescope captured this infrared image of a giant halo of very fine dust around the young star HR 8799, located 129 light-years away in the constellation Pegasus. The brightest](https://c8.alamy.com/comp/KRJ9G9/nasas-spitzer-space-telescope-captured-this-infrared-image-of-a-giant-KRJ9G9.jpg)