# Space mirror deployment could harm night sky for observers

A company's plan to deploy mirrors in space, likely for solar geoengineering, could significantly increase light pollution and disrupt astronomical observations. Scientists warn the unintended effects on the night environment may outweigh the intended benefits.

**Importance:** 3/5

## Sources

### Technology
- [MIT Tech Review](https://www.technologyreview.com/2026/08/21/1142755/space-mirrors-night-sky/) — Fri, 21 Aug 2026 09:00:00 +0000