![An image of the STELLA augmented reality (AR) promotional card with screenshots of the AR filter images.](https://landsat.gsfc.nasa.gov/wp-content/uploads/2023/09/STELLA_Promotional_Card-scaled.jpg)
Webinar: STELLA, the DIY-Handheld Spectrometer
Join the STELLA team on September 19, 2023, to hear the the latest and greatest about the STELLA handheld spectrometer, a DIY instrument that helps you understand how Landsat works.
Join the STELLA team on September 19, 2023, to hear the the latest and greatest about the STELLA handheld spectrometer, a DIY instrument that helps you understand how Landsat works.