Final exam version with mass and speed

UML_objects_start.puml

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+@startuml
+object system {
+    paused = False
+    show_orbits = True
+}
+
+object star1 {
+    name = Star 1
+    planets = 11
+    mass = 1.989e30
+}
+
+object star2 {
+    name = Star 2
+    planets = 12
+    mass = 1.750e30
+}
+
+object planet1_start {
+    orbit_number = 1
+    angle = start_angle
+    direction = 1
+    angular_speed = 0.0097
+    mass = 3e24..8e24
+}
+
+object planet2_start {
+    orbit_number = 2
+    angle = start_angle
+    direction = -1
+    angular_speed = 0.0104
+    mass = 3e24..8e24
+}
+
+system -- star1
+system -- star2
+star1 -- planet1_start
+star2 -- planet2_start
+@enduml