🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.4

Radius: 10

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.82 AU - 1.2 AU

Year: 655 Days

Day: 5.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,558,025 km

• M1: 125,064 km (0.055 R)
• M2: 447,298 km (0.085 R)
• M3: 1,093,860 km (0.078 R)
• M4: 1,570,628 km (0.092 R)
• M5: 2,217,340 km (0.081 R)
• M6: 2,647,134 km (0.12 R)
• M7: 3,233,857 km (0.073 R)
• M8: 3,675,769 km (0.048 R)
• M9: 3,996,806 km (0.058 R)
• M10: 4,815,107 km (0.117 R)
• M11: 5,707,458 km (0.039 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718

Radius: 9.8

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.48 AU - 1.5 AU

Year: 1174 Days

Day: 11.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,558,025 km

• M1: 122,221 km (0.071 R)
• M2: 433,834 km (0.097 R)
• M3: 740,958 km (0.053 R)
• M4: 1,153,848 km (0.071 R)
• M5: 1,481,318 km (0.102 R)
• M6: 2,002,667 km (0.114 R)
• M7: 2,630,080 km (0.063 R)
• M8: 4,034,355 km (0.12 R)
• M9: 4,598,339 km (0.112 R)
• M10: 4,918,778 km (0.041 R)
• M11: 5,605,133 km (0.096 R)
• M12: 6,633,469 km (0.12 R)
• M13: 7,996,006 km (0.096 R)
• M14: 9,445,759 km (0.098 R)
• M15: 9,934,795 km (0.119 R)
• M16: 10,798,423 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.1

Radius: 13

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.87 AU - 4.01 AU

Year: 5050 Days

Day: 10.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,558,025 km

• M1: 161,715 km (0.054 R)
• M2: 644,617 km (0.09 R)
• M3: 1,643,482 km (0.119 R)
• M4: 2,109,928 km (0.097 R)
• M5: 2,560,517 km (0.084 R)
• M6: 3,593,490 km (0.108 R)
• M7: 4,753,323 km (0.084 R)
• M8: 5,276,167 km (0.102 R)
• M9: 6,022,810 km (0.056 R)
• M10: 6,570,039 km (0.106 R)
• M11: 8,257,503 km (0.11 R)
• M12: 9,223,307 km (0.106 R)
• M13: 10,173,254 km (0.116 R)
• M14: 13,309,723 km (0.026 R)
• M15: 15,097,866 km (0.12 R)
• M16: 15,568,800 km (0.086 R)
• M17: 16,293,751 km (0.115 R)
• M18: 19,283,016 km (0.101 R)
• M19: 21,345,372 km (0.094 R)
• M20: 22,391,959 km (0.07 R)
• M21: 27,528,851 km (0.076 R)
• M22: 29,860,483 km (0.09 R)
• M23: 31,741,676 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.3

Radius: 8.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.42 AU - 4.88 AU

Year: 5459 Days

Day: 9.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 131.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,558,025 km

• M1: 103,522 km (0.117 R)
• M2: 462,557 km (0.078 R)
• M3: 2,188,318 km (0.07 R)
• M4: 2,572,934 km (0.1 R)
• M5: 4,912,196 km (0.095 R)
• M6: 5,551,278 km (0.033 R)
• M7: 7,919,262 km (0.032 R)
• M8: 8,828,518 km (0.112 R)
• M9: 11,366,895 km (0.029 R)
• M10: 12,245,782 km (0.092 R)
• M11: 14,181,579 km (0.095 R)
• M12: 15,109,086 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.3

Radius: 9.3

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.96 AU - 5.4 AU

Year: 6537 Days

Day: 14.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,558,025 km

• M1: 115,639 km (0.039 R)
• M2: 423,811 km (0.058 R)
• M3: 898,335 km (0.035 R)
• M4: 1,342,042 km (0.098 R)
• M5: 1,707,809 km (0.089 R)
• M6: 2,367,835 km (0.098 R)
• M7: 2,757,089 km (0.105 R)
• M8: 3,392,880 km (0.035 R)
• M9: 4,857,144 km (0.103 R)
• M10: 6,703,181 km (0.082 R)
• M11: 7,197,902 km (0.115 R)
• M12: 8,975,274 km (0.061 R)
• M13: 11,069,943 km (0.089 R)
• M14: 11,938,957 km (0.115 R)
• M15: 17,839,396 km (0.113 R)
• M16: 18,370,020 km (0.094 R)
• M17: 22,999,925 km (0.054 R)
• M18: 23,487,763 km (0.041 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: 472 - 17,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit