🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.11 AU - 2.31 AU

Year: 1244 Days

Day: 18.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.5

Radius: 14.9

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.57 AU - 6.41 AU

Year: 4872 Days

Day: 12 Hours

Environment

Temp: -160 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,161,218 km

• M1: 185,352 km (0.073 R)
• M2: 674,238 km (0.079 R)
• M3: 1,726,509 km (0.098 R)
• M4: 3,374,928 km (0.057 R)
• M5: 6,258,427 km (0.053 R)
• M6: 7,092,435 km (0.112 R)
• M7: 8,426,998 km (0.118 R)
• M8: 9,406,116 km (0.099 R)
• M9: 11,015,340 km (0.081 R)
• M10: 13,388,411 km (0.094 R)
• M11: 14,563,203 km (0.049 R)
• M12: 15,475,002 km (0.048 R)
• M13: 16,310,805 km (0.104 R)
• M14: 17,471,835 km (0.043 R)
• M15: 21,218,962 km (0.111 R)
• M16: 22,111,463 km (0.116 R)
• M17: 23,824,807 km (0.114 R)
• M18: 25,166,850 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.9

Radius: 10

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.91 AU - 7.59 AU

Year: 7394 Days

Day: 14.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,161,218 km

• M1: 124,914 km (0.081 R)
• M2: 638,933 km (0.058 R)
• M3: 1,062,743 km (0.083 R)
• M4: 1,905,428 km (0.096 R)
• M5: 2,304,406 km (0.087 R)
• M6: 2,964,282 km (0.054 R)
• M7: 4,445,750 km (0.106 R)
• M8: 5,283,198 km (0.1 R)
• M9: 5,657,343 km (0.087 R)
• M10: 6,020,566 km (0.091 R)
• M11: 6,855,921 km (0.112 R)
• M12: 7,269,260 km (0.116 R)
• M13: 7,733,013 km (0.117 R)
• M14: 8,830,164 km (0.074 R)
• M15: 10,108,927 km (0.086 R)
• M16: 11,864,607 km (0.113 R)
• M17: 12,275,702 km (0.097 R)
• M18: 16,415,524 km (0.081 R)
• M19: 22,012,429 km (0.084 R)
• M20: 23,767,362 km (0.08 R)
• M21: 24,274,947 km (0.117 R)
• M22: 24,641,911 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.5

Radius: 12

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 10.53 AU - 11.07 AU

Year: 13443 Days

Day: 11.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,161,218 km

• M1: 149,299 km (0.102 R)
• M2: 914,193 km (0.045 R)
• M3: 1,291,030 km (0.067 R)
• M4: 1,728,903 km (0.051 R)
• M5: 2,157,650 km (0.119 R)
• M6: 3,478,001 km (0.109 R)
• M7: 6,156,700 km (0.118 R)
• M8: 7,336,728 km (0.087 R)
• M9: 7,936,466 km (0.101 R)
• M10: 9,680,478 km (0.115 R)
• M11: 10,349,929 km (0.075 R)
• M12: 11,781,580 km (0.107 R)
• M13: 14,236,182 km (0.072 R)
• M14: 18,296,867 km (0.075 R)
• M15: 21,569,320 km (0.092 R)
• M16: 22,801,408 km (0.092 R)
• M17: 23,894,370 km (0.069 R)
• M18: 33,231,821 km (0.093 R)
• M19: 33,695,574 km (0.056 R)
• M20: 37,312,701 km (0.084 R)
• M21: 39,473,343 km (0.1 R)
• M22: 40,915,018 km (0.109 R)
• M23: 41,314,294 km (0.1 R)
• M24: 46,022,439 km (0.09 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 16,253 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit