# Roman microlensing technique

![Roman microlensing technique](https://assets.science.nasa.gov/dynamicimage/assets/science/missions/rst/technical/Reworked%20ML%20image%20ver2.png?w=1600&fit=clip)

- Released: January 7, 2026
- Category: infographics
- Credit: NASA
- NASA source: https://science.nasa.gov/mission/roman-space-telescope/technical-gallery/
- Page: https://roman.mixinvisuals.com/image/p6ed8d50012de/roman-microlensing-technique/

Roman will search for exoplanets using the microlensing technique displayed above. As a lens star moves across the line of sight of the telescope, an exoplanet will magnify a background star's signal. Credit: NASA