An example of the capability of e-ASTROGAM to improve our knowledge of the MeV-GeV sky: the upper left figure shows the
1-30 MeV sky as observed by COMPTEL; the lower right figure shows the simulated Cygnus region in the 1-30 MeV energy region  from e-ASTROGAM.
<a href="//commons.wikimedia.org/wiki/User:Alessandro.de.angelis" title="User:Alessandro.de.angelis">Alessandro.de.angelis</a>
<span class="int-own-work" lang="en">Own work</span>