Earth Centered Universe Pro - Version v4.0 The Earth Centered Universe (ECU) Pro V4.0 is todays essential planetarium and telescope control program. Designed for the demanding requirements of an observing amateur astronomer and professionals alike. It has pinpoint accuracy as a planetarium program, and coupled with an autoguided telescope it leaves the universe at a click away.It is the preferred telescope and control program of many observers aswell as the program of choice at the Burke Gaffney, and Abbey Ridge Observatory.