BBXRTBroad Band X-Ray Telescope
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Development of the BBXRT was reported to cost NASA approximately $40 million.
If the BBXRT can be labeled extra-large (XL), then collectSPACE is also offering artifacts which fit all size collections:
Astronauts used the BBXRT to conduct a total of 157 observations of 82 sources, including the brightest supernova in nearly 400 years.