diff --git a/7- solar sail to deorbit satellites in low-Earth orbit.pdf b/7- solar sail to deorbit satellites in low-Earth orbit.pdf
index 9b9e22168677a8576be560756fb6f31ebedf1db9..df2c55dff3aad5ccb6e28d6606e975fd11119c5e 100644
Binary files a/7- solar sail to deorbit satellites in low-Earth orbit.pdf and b/7- solar sail to deorbit satellites in low-Earth orbit.pdf differ