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Elisa Mae with STELLA backdrop

At Garden City Community College in Kansas, Assistant Professor Elisa Mai integrated STELLA spectrometers into her Technology in Agriculture course during fall 2025.

The STELLA Data Viewer can be used to display spectral data for analysis. Above: A middle school student measures a healthy plant using a STELLA-1.1 spectrometer, with the spectral measurements displayed on the Data Viewer.

Introduce students to the concept of spectroscopy and spectral signatures using the STELLA spectrometer.

STELLA poster AGU2023

STELLA Poster AGU2023

STELLA Poster AGU2023 Abstract ID and Title: 1432877: STELLA: An Open-Source DIY Handheld SpectrometerFinal Paper Number: ED31B-0907Presentation Type: PosterSession Number and Title:

STELLA interns Christina Ballagh and Sabrina Pillai

As rising seniors, Sabrina Pillai and Christina Ballagh spent 10 weeks building DIY hand-held instruments—40 of them to be exact. Called STELLA, for Science and Technology Education for Land/Life Assessment, the spectrometer serves as a low-cost Landsat outreach & education tool.

EROS 50th STEM event

The 50th Anniversary of the EROS Center: Honoring Five Decades of Innovation Through STEM Outreach Activities By Ellie Leydsman McGinty A Prominent

Paige Williams showing off measurements from STELLA spectrometer using the STELLA-Dataviewer

Paige Williams, a PhD Candidate at Virginia Tech, led a lecture series on the Landsat Program for the junior/senior level remote sensing course in the Department of Forest Resources and Environmental Conservation at VT in February.

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