Measuring redshifts of tens of millions of galaxies
Infographics · NASA Roman mission site
The spectroscopic component of the High Latitude Wide Area Survey measures redshifts of tens of millions of galaxies via grism spectroscopy using the WFI over at least a 1700 deg 2 region that overlaps the region.
- Released
- May 21, 2026
- Category
- Infographics
- Size
- 3,840 × 2,800 pixels
- Credit
- NASA
Downloads from NASA
Source: science.nasa.gov/mission/roman-space-telescope/scientific-visualizations







