Uniting ripple-formation theory under water and winds: A universal scaling relation for the wavelength of fluid-drag ripples across fluids and planetary bodies

Mathieu Gaetan Andre Lapotre, Stanford University, Earth and Planetary Sciences, Stanford, CA, United States, Michael P Lamb, California Institute of Technology, Geological and Planetary Sciences, Pasadena, United States, Ryan C. Ewing, Texas A&M University, College Station, TX, United States and Brandon J McElroy, University of Wyoming, Geology and Geophysics, Laramie, WY, United States