🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.7

Radius: 11.1

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.29 AU - 1.43 AU

Year: 1076 Days

Day: 9.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,404,809 km

• M1: 138,079 km (0.108 R)
• M2: 507,586 km (0.115 R)
• M3: 872,754 km (0.047 R)
• M4: 2,387,432 km (0.112 R)
• M5: 3,000,784 km (0.091 R)
• M6: 3,689,682 km (0.045 R)
• M7: 4,137,279 km (0.11 R)
• M8: 4,605,221 km (0.078 R)
• M9: 6,186,770 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.9

Radius: 8.2

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.2 AU - 3.26 AU

Year: 3059 Days

Day: 13.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 107.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,404,809 km

• M1: 102,026 km (0.102 R)
• M2: 419,024 km (0.11 R)
• M3: 816,356 km (0.079 R)
• M4: 1,074,113 km (0.064 R)
• M5: 1,494,782 km (0.1 R)
• M6: 2,477,042 km (0.084 R)
• M7: 3,148,437 km (0.094 R)
• M8: 3,427,287 km (0.081 R)
• M9: 4,035,253 km (0.085 R)
• M10: 4,780,250 km (0.104 R)
• M11: 7,085,254 km (0.101 R)
• M12: 7,628,295 km (0.083 R)
• M13: 7,973,716 km (0.11 R)
• M14: 8,296,698 km (0.074 R)
• M15: 8,628,506 km (0.062 R)
• M16: 9,496,772 km (0.111 R)
• M17: 11,044,960 km (0.094 R)
• M18: 11,941,650 km (0.113 R)
• M19: 15,464,081 km (0.061 R)
• M20: 16,171,380 km (0.089 R)
• M21: 18,089,225 km (0.063 R)
• M22: 18,988,458 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.2

Radius: 13.8

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.63 AU - 3.37 AU

Year: 3524 Days

Day: 6.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,404,809 km

• M1: 171,589 km (0.12 R)
• M2: 619,335 km (0.064 R)
• M3: 1,731,296 km (0.046 R)
• M4: 2,761,427 km (0.1 R)
• M5: 3,440,452 km (0.11 R)
• M6: 5,253,728 km (0.085 R)
• M7: 6,604,896 km (0.119 R)
• M8: 7,575,786 km (0.087 R)
• M9: 8,144,258 km (0.116 R)
• M10: 8,877,736 km (0.11 R)
• M11: 9,654,747 km (0.045 R)
• M12: 10,592,427 km (0.043 R)
• M13: 11,183,638 km (0.077 R)
• M14: 12,303,378 km (0.057 R)
• M15: 14,239,324 km (0.085 R)
• M16: 14,668,969 km (0.101 R)
• M17: 17,108,611 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.2

Radius: 9.2

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.98 AU - 4.12 AU

Year: 5528 Days

Day: 10.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,404,809 km

• M1: 114,442 km (0.095 R)
• M2: 483,500 km (0.1 R)
• M3: 785,838 km (0.063 R)
• M4: 1,278,763 km (0.114 R)
• M5: 1,710,203 km (0.038 R)
• M6: 2,050,089 km (0.088 R)
• M7: 2,372,921 km (0.034 R)
• M8: 2,850,737 km (0.048 R)
• M9: 3,846,311 km (0.065 R)
• M10: 4,364,817 km (0.064 R)
• M11: 5,084,233 km (0.036 R)
• M12: 5,737,527 km (0.072 R)
• M13: 6,415,205 km (0.086 R)
• M14: 6,757,635 km (0.115 R)
• M15: 7,616,028 km (0.063 R)
• M16: 8,770,026 km (0.105 R)
• M17: 9,114,699 km (0.045 R)
• M18: 12,880,377 km (0.083 R)
• M19: 13,176,431 km (0.042 R)
• M20: 13,527,537 km (0.096 R)
• M21: 14,353,916 km (0.104 R)
• M22: 15,213,355 km (0.106 R)
• M23: 16,106,754 km (0.104 R)
• M24: 17,331,961 km (0.105 R)
• M25: 17,753,827 km (0.104 R)
• M26: 18,368,375 km (0.106 R)
• M27: 19,966,977 km (0.047 R)
• M28: 23,585,152 km (0.087 R)
• M29: 24,705,041 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.9

Radius: 7.3

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.56 AU - 9.48 AU

Year: 16867 Days

Day: 24.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,404,809 km

• M1: 90,806 km (0.114 R)
• M2: 429,944 km (0.06 R)
• M3: 938,427 km (0.112 R)
• M4: 1,294,620 km (0.072 R)
• M5: 1,738,776 km (0.092 R)
• M6: 2,620,955 km (0.108 R)
• M7: 4,589,663 km (0.116 R)
• M8: 5,292,473 km (0.088 R)
• M9: 6,682,387 km (0.052 R)
• M10: 7,025,864 km (0.051 R)
• M11: 8,787,229 km (0.067 R)
• M12: 10,669,021 km (0.115 R)
• M13: 14,502,766 km (0.089 R)
• M14: 14,949,764 km (0.096 R)
• M15: 23,235,541 km (0.1 R)
• M16: 28,239,141 km (0.066 R)
• M17: 30,781,258 km (0.111 R)
• M18: 32,485,926 km (0.072 R)
• M19: 36,432,467 km (0.078 R)
• M20: 38,217,469 km (0.099 R)
• M21: 42,607,867 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.2

Radius: 7.1

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.53 AU - 10.59 AU

Year: 18496 Days

Day: 15.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,404,809 km

• M1: 89,310 km (0.111 R)
• M2: 1,183,469 km (0.099 R)
• M3: 1,840,503 km (0.108 R)
• M4: 2,888,735 km (0.097 R)
• M5: 5,040,850 km (0.055 R)
• M6: 7,445,636 km (0.095 R)
• M7: 10,011,538 km (0.045 R)
• M8: 14,555,125 km (0.085 R)
• M9: 16,448,735 km (0.09 R)
• M10: 20,228,175 km (0.053 R)
• M11: 22,318,656 km (0.045 R)
• M12: 26,052,020 km (0.083 R)
• M13: 27,515,836 km (0.086 R)
• M14: 31,795,232 km (0.086 R)
• M15: 36,020,175 km (0.11 R)
• M16: 41,382,960 km (0.071 R)
• M17: 44,870,984 km (0.081 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 15,985 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit