Cosmic Exploration · observatory
Chandra X-ray Observatory
Space-based · 1999 · Highly elliptical Earth orbit
- Type
- Space-based
- Location
- Highly elliptical Earth orbit
- Founded
- 1999
Notes
X-rays cannot be focused by reflection head-on, so its mirrors are nested cylinders that graze the light at less than a degree. Weighed the dark matter in the Bullet Cluster.
Open on the Cosmic Exploration shelf — the interactive card, the filters, and everything alongside it.