diff --git a/modules/space/shaders/star_ge.glsl b/modules/space/shaders/star_ge.glsl
index eddf05e47e..ef686eb39d 100644
--- a/modules/space/shaders/star_ge.glsl
+++ b/modules/space/shaders/star_ge.glsl
@@ -36,12 +36,13 @@ in vec4 vs_gPosition[];
 in float vs_speed[];
 
 out vec4 vs_position;
-out vec4 ge_bvLumAbsMagAppMag;
-out vec3 ge_velocity;
-out float ge_speed;
 out vec2 psfCoords;
-out float ge_observationDistance;
-out float gs_screenSpaceDepth;
+
+flat out vec4 ge_bvLumAbsMagAppMag;
+flat out vec3 ge_velocity;
+flat out float ge_speed;
+flat out float ge_observationDistance;
+flat out float gs_screenSpaceDepth;
 
 uniform float magnitudeExponent;
 uniform dvec3 eyePosition;
diff --git a/modules/space/shaders/star_vs.glsl b/modules/space/shaders/star_vs.glsl
index 6db4250969..c02770e5eb 100644
--- a/modules/space/shaders/star_vs.glsl
+++ b/modules/space/shaders/star_vs.glsl
@@ -34,19 +34,6 @@ in float in_speed;
 out vec4 vs_bvLumAbsMagAppMag;
 out vec3 vs_velocity;
 out float vs_speed;
-out vec4 vs_correctedPositionViewSpace;
-
-out vec4 psc_position;
-out vec3 vs_brightness;
-out vec4 vs_gPosition;
-
-/*
-uniform mat4 view;
-uniform mat4 projection;
-
-uniform float FWHM;
-uniform float betaConstant;
-*/
 
 void main() {
     vs_bvLumAbsMagAppMag = in_bvLumAbsMagAppMag;