Jaylee Montague Mead, the NASA astronomer and arts philanthropist who died Sept. 14, will be honored with a memorial service at Arena Stage. The service will include performances by Nicholas Rodriguez, E. Faye Butler and Will Gartshore. George Fulginiti-Shakar, a music director, pianist, and vocal coach, will also participate. A NASA scientist will speak about Mead’s work as an astronomer, and Ted Van Griethuysen will read a sonnet.