Category talk:X-ray telescopes
 | This category does not require a rating on Wikipedia's content assessment scale. It is of interest to the following WikiProjects: | |||||||||||||||||||||
| ||||||||||||||||||||||
.jpg){kind=small}
.jpg){kind=small}
Categories:
- Category-Class Astronomy articles
- NA-importance Astronomy articles
- Category-Class Astronomy articles of NA-importance
- Category-Class spaceflight articles
- NA-importance spaceflight articles
- WikiProject Spaceflight articles
- Category-Class physics articles
- NA-importance physics articles
- Category-Class physics articles of NA-importance