This plot shows the different masks we tried where the red line shows the orbit of Proxima b. We could change this mask but first we have to think about if it affects any of the other science HARMONI wants to do. 7/7

We are looking at the reflection spectrum of the planet. So it contains both the reflected stellar spectral lines and those from absorption in the planet's atmosphere. With current data reduction techniques we cannot just use the stars lines to detect the planet. 6/N