🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523

Radius: 12.6

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.86 AU - 1 AU

Year: 608 Days

Day: 14.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,322,859 km

• M1: 156,779 km (0.068 R)
• M2: 549,323 km (0.092 R)
• M3: 969,245 km (0.113 R)
• M4: 1,408,614 km (0.08 R)
• M5: 1,991,447 km (0.118 R)
• M6: 2,427,225 km (0.092 R)
• M7: 2,994,201 km (0.034 R)
• M8: 3,753,261 km (0.101 R)
• M9: 4,500,652 km (0.099 R)
• M10: 5,046,834 km (0.119 R)
• M11: 5,463,913 km (0.071 R)
• M12: 6,179,439 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.9

Radius: 13.8

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.9 AU - 1.3 AU

Year: 782 Days

Day: 8.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,322,859 km

• M1: 173,534 km (0.111 R)
• M2: 633,397 km (0.11 R)
• M3: 1,300,604 km (0.12 R)
• M4: 1,831,078 km (0.106 R)
• M5: 2,384,740 km (0.095 R)
• M6: 2,922,245 km (0.048 R)
• M7: 3,850,948 km (0.042 R)
• M8: 4,443,506 km (0.065 R)
• M9: 5,752,188 km (0.103 R)
• M10: 6,269,946 km (0.101 R)
• M11: 6,818,671 km (0.107 R)
• M12: 8,449,437 km (0.057 R)
• M13: 9,454,885 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.7

Radius: 11.5

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.88 AU - 2.44 AU

Year: 2153 Days

Day: 8.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,322,859 km

• M1: 143,016 km (0.071 R)
• M2: 509,830 km (0.033 R)
• M3: 868,266 km (0.038 R)
• M4: 1,251,087 km (0.093 R)
• M5: 1,613,263 km (0.11 R)
• M6: 2,161,091 km (0.077 R)
• M7: 2,705,328 km (0.094 R)
• M8: 3,245,526 km (0.09 R)
• M9: 4,236,761 km (0.06 R)
• M10: 4,681,965 km (0.081 R)
• M11: 5,644,028 km (0.093 R)
• M12: 6,555,229 km (0.036 R)
• M13: 7,673,473 km (0.075 R)
• M14: 8,160,564 km (0.115 R)
• M15: 9,039,451 km (0.106 R)
• M16: 9,980,422 km (0.075 R)
• M17: 10,701,633 km (0.071 R)
• M18: 12,132,836 km (0.116 R)
• M19: 12,676,624 km (0.116 R)
• M20: 14,234,686 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.4

Radius: 11.8

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.94 AU - 3.26 AU

Year: 3702 Days

Day: 6.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,322,859 km

• M1: 146,756 km (0.102 R)
• M2: 569,519 km (0.086 R)
• M3: 1,210,097 km (0.105 R)
• M4: 1,726,958 km (0.09 R)
• M5: 2,151,068 km (0.114 R)
• M6: 2,579,366 km (0.119 R)
• M7: 4,151,640 km (0.071 R)
• M8: 5,425,316 km (0.091 R)
• M9: 6,227,311 km (0.033 R)
• M10: 7,073,885 km (0.106 R)
• M11: 10,671,115 km (0.05 R)
• M12: 11,423,742 km (0.03 R)
• M13: 11,929,233 km (0.079 R)
• M14: 12,985,245 km (0.071 R)
• M15: 13,946,411 km (0.088 R)
• M16: 16,527,722 km (0.072 R)
• M17: 17,056,102 km (0.104 R)
• M18: 20,332,894 km (0.12 R)
• M19: 24,232,162 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.5

Radius: 3

Gravity: 64.17 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.07 AU - 7.17 AU

Year: 10269 Days

Day: 24.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 31,322,859 km

• M1: 37,699 km (0.061 R)
• M2: 166,353 km (0.113 R)
• M3: 279,898 km (0.118 R)
• M4: 373,546 km (0.091 R)
• M5: 541,095 km (0.076 R)
• M6: 666,010 km (0.072 R)
• M7: 828,174 km (0.109 R)
• M8: 1,126,023 km (0.092 R)
• M9: 1,318,406 km (0.083 R)
• M10: 2,624,545 km (0.115 R)
• M11: 3,029,058 km (0.11 R)
• M12: 3,165,042 km (0.046 R)
• M13: 3,424,894 km (0.1 R)
• M14: 4,261,894 km (0.096 R)
• M15: 5,968,207 km (0.094 R)
• M16: 7,010,455 km (0.038 R)
• M17: 8,168,193 km (0.097 R)
• M18: 8,610,704 km (0.088 R)
• M19: 9,934,944 km (0.063 R)
• M20: 10,959,690 km (0.068 R)
• M21: 11,280,427 km (0.043 R)
• M22: 11,443,190 km (0.117 R)
• M23: 15,364,001 km (0.078 R)
• M24: 15,496,993 km (0.097 R)
• M25: 16,941,211 km (0.103 R)
• M26: 18,623,140 km (0.092 R)
• M27: 20,735,611 km (0.111 R)
• M28: 22,314,318 km (0.1 R)
• M29: 28,119,762 km (0.099 R)
• M30: 30,572,270 km (0.097 R)
• M31: 31,206,864 km (0.068 R)
• M32: 31,527,452 km (0.068 R)
• M33: 34,969,998 km (0.086 R)
• M34: 38,777,713 km (0.025 R)
• M35: 41,292,603 km (0.076 R)
• M36: 44,721,386 km (0.076 R)
• M37: 45,401,907 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.3

Radius: 3.1

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.19 AU - 6.67 AU

Year: 11059 Days

Day: 18.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,322,859 km

• M1: 83,625 km (0.093 R)
• M2: 710,739 km (0.041 R)
• M3: 809,474 km (0.119 R)
• M4: 2,372,921 km (0.105 R)
• M5: 4,539,697 km (0.097 R)
• M6: 5,019,607 km (0.114 R)
• M7: 7,823,969 km (0.071 R)
• M8: 8,011,116 km (0.109 R)
• M9: 9,405,667 km (0.107 R)
• M10: 11,715,308 km (0.117 R)
• M11: 14,099,450 km (0.082 R)
• M12: 26,189,052 km (0.1 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 17,463 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit