🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.6

Radius: 9.3

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.22 AU - 3.78 AU

Year: 4228 Days

Day: 7.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,408,791 km

• M1: 116,537 km (0.104 R)
• M2: 444,156 km (0.097 R)
• M3: 884,722 km (0.1 R)
• M4: 1,251,835 km (0.084 R)
• M5: 1,790,986 km (0.047 R)
• M6: 2,792,394 km (0.063 R)
• M7: 3,501,338 km (0.084 R)
• M8: 4,259,500 km (0.075 R)
• M9: 4,619,732 km (0.077 R)
• M10: 4,927,305 km (0.081 R)
• M11: 7,070,295 km (0.064 R)
• M12: 8,416,227 km (0.114 R)
• M13: 9,021,500 km (0.097 R)
• M14: 11,435,112 km (0.082 R)
• M15: 13,233,577 km (0.12 R)
• M16: 13,905,272 km (0.086 R)
• M17: 15,264,817 km (0.079 R)
• M18: 16,932,684 km (0.085 R)
• M19: 19,199,241 km (0.049 R)
• M20: 21,075,049 km (0.1 R)
• M21: 22,526,148 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.1

Radius: 12

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.55 AU - 4.83 AU

Year: 6558 Days

Day: 7.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,408,791 km

• M1: 149,448 km (0.095 R)
• M2: 640,728 km (0.083 R)
• M3: 1,568,234 km (0.071 R)
• M4: 7,329,248 km (0.108 R)
• M5: 8,195,869 km (0.09 R)
• M6: 9,087,771 km (0.102 R)
• M7: 10,826,248 km (0.117 R)
• M8: 13,975,134 km (0.103 R)
• M9: 15,069,293 km (0.074 R)
• M10: 16,095,833 km (0.111 R)
• M11: 18,086,981 km (0.088 R)
• M12: 20,892,240 km (0.096 R)
• M13: 22,942,329 km (0.027 R)
• M14: 24,791,808 km (0.07 R)
• M15: 25,206,643 km (0.072 R)
• M16: 30,553,271 km (0.101 R)
• M17: 33,289,117 km (0.111 R)
• M18: 33,692,732 km (0.082 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.4

Radius: 6.3

Gravity: 19.79 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8.27 AU - 9.17 AU

Year: 16626 Days

Day: 16.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,408,791 km

• M1: 79,436 km (0.082 R)
• M2: 394,340 km (0.118 R)
• M3: 777,311 km (0.11 R)
• M4: 1,622,239 km (0.099 R)
• M5: 2,034,830 km (0.103 R)
• M6: 3,278,288 km (0.105 R)
• M7: 3,757,599 km (0.101 R)
• M8: 4,091,801 km (0.101 R)
• M9: 4,996,868 km (0.112 R)
• M10: 5,515,524 km (0.056 R)
• M11: 6,317,817 km (0.106 R)
• M12: 11,907,691 km (0.101 R)
• M13: 19,842,063 km (0.031 R)
• M14: 20,390,190 km (0.094 R)
• M15: 21,136,534 km (0.05 R)
• M16: 21,997,918 km (0.105 R)
• M17: 22,683,824 km (0.078 R)
• M18: 24,408,987 km (0.05 R)
• M19: 30,466,803 km (0.119 R)
• M20: 34,885,775 km (0.119 R)
• M21: 36,766,968 km (0.059 R)
• M22: 37,593,496 km (0.103 R)
• M23: 39,283,503 km (0.118 R)
• M24: 43,269,987 km (0.104 R)
• M25: 48,170,215 km (0.095 R)
• M26: 49,325,560 km (0.094 R)
• M27: 52,381,545 km (0.087 R)
• M28: 63,870,811 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 15,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit