M. H. Torrence

About

M. H. Torrence is a key figure in lunar science and planetary geodesy, best known for their foundational work with the Lunar Orbiter Laser Altimeter (LOLA) aboard the Lunar Reconnaissance Orbiter (LRO). Their primary research focuses on lunar topography, surface roughness, and precise orbit determination, all critical for understanding the Moon’s geology and supporting future exploration. Torrence’s most impactful contribution is the landmark 2016 paper summarizing seven years of LOLA data, which has garnered 173 citations and provided the definitive global topographic map of the Moon. This work revolutionized our knowledge of lunar polar illumination, crater depths, and landing site safety. Additionally, Torrence played a vital role in the orbit determination of LRO, a task essential for creating an accurate geodetic model of the Moon to guide future robotic and human landings. Their innovative study on meter-scale roughness using LOLA pulse spreading (2009) further demonstrated how laser altimetry can assess terrain hazards for exploration. Through these achievements, Torrence has directly enabled the selection of safe, scientifically rich landing sites for upcoming missions, cementing their legacy in planetary science.

Research Focus

Key Achievements

Top Papers

1. 1
   Summary of the results from the lunar orbiter laser altimeter after seven years in lunar orbit

   173 citations · 2016
2. 2
   Orbit Determination of LRO at the Moon

   6 citations · 2008
3. 3
   Meter-Scale Roughness on the Moon from Lunar Orbiter Laser Altimeter (LOLA) Pulse Spreading: Implications for Exploration

   2 citations · 2009

Key Collaborators

Contact & Links