Yes WFIRST[0] is currently in the works. JPLRMA[1] is investigating low cost mirror for space observation although they are primarily focused on the outer plan

Yes WFIRST[0] is currently in the works. JPLRMA[1] is investigating low cost mirror for space observation although they are primarily focused on the outer planets of our solar system. [0]https://wfirst.gsfc.nasa.gov/ https://wfirst.gsfc.nasa.gov/ [1]https://www.nap.edu/resource/13117/App https://www.nap.edu/resource/13117/App G 19_Enceladus-RMA.pdf