Summary:

- NASA's Exoplanet Archive has reached a milestone of 6,000 confirmed planets outside our solar system, known as exoplanets.
- These exoplanets have been discovered using various techniques, including the transit method, which detects the dimming of a star's light as a planet passes in front of it.
- The discovery of these exoplanets helps scientists better understand the diversity of planetary systems and the potential for life beyond Earth.