🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.9

Radius: 11.2

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.63 AU - 0.81 AU

Year: 394 Days

Day: 12.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,314,154 km

• M1: 139,276 km (0.03 R)
• M2: 494,870 km (0.083 R)
• M3: 897,587 km (0.025 R)
• M4: 1,282,802 km (0.076 R)
• M5: 1,802,954 km (0.109 R)
• M6: 2,653,717 km (0.035 R)
• M7: 3,159,357 km (0.111 R)
• M8: 3,842,870 km (0.057 R)
• M9: 4,282,089 km (0.044 R)
• M10: 4,651,596 km (0.107 R)
• M11: 5,011,678 km (0.119 R)
• M12: 5,471,692 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.8

Radius: 11.8

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.28 AU - 1.74 AU

Year: 1198 Days

Day: 7.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 45,314,154 km

• M1: 152,141 km (0.077 R)
• M2: 652,696 km (0.099 R)
• M3: 1,223,561 km (0.043 R)
• M4: 1,708,557 km (0.067 R)
• M5: 2,114,416 km (0.107 R)
• M6: 3,135,871 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.2

Radius: 12.7

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.21 AU - 3.35 AU

Year: 2993 Days

Day: 6.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,314,154 km

• M1: 157,975 km (0.089 R)
• M2: 659,727 km (0.11 R)
• M3: 1,236,277 km (0.093 R)
• M4: 1,685,370 km (0.111 R)
• M5: 2,364,993 km (0.049 R)
• M6: 4,070,857 km (0.086 R)
• M7: 4,679,870 km (0.059 R)
• M8: 5,158,284 km (0.095 R)
• M9: 5,796,020 km (0.096 R)
• M10: 6,793,539 km (0.12 R)
• M11: 7,199,697 km (0.072 R)
• M12: 7,714,762 km (0.094 R)
• M13: 8,189,586 km (0.119 R)
• M14: 9,480,466 km (0.094 R)
• M15: 12,505,933 km (0.062 R)
• M16: 13,796,065 km (0.081 R)
• M17: 14,592,674 km (0.115 R)
• M18: 15,769,112 km (0.06 R)
• M19: 17,434,734 km (0.12 R)
• M20: 19,043,061 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862

Radius: 9.2

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.75 AU - 5.43 AU

Year: 7415 Days

Day: 12 Hours

Environment

Temp: -213 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 45,314,154 km

• M1: 116,686 km (0.105 R)
• M2: 478,713 km (0.073 R)
• M3: 791,074 km (0.088 R)
• M4: 1,461,272 km (0.071 R)
• M5: 2,255,936 km (0.11 R)
• M6: 2,840,564 km (0.11 R)
• M7: 3,291,752 km (0.114 R)
• M8: 3,840,177 km (0.087 R)
• M9: 6,162,684 km (0.114 R)
• M10: 7,740,044 km (0.061 R)
• M11: 8,026,973 km (0.098 R)
• M12: 8,975,423 km (0.033 R)
• M13: 9,523,400 km (0.078 R)
• M14: 9,997,027 km (0.072 R)
• M15: 11,406,688 km (0.111 R)
• M16: 16,494,212 km (0.096 R)
• M17: 17,526,288 km (0.109 R)
• M18: 17,950,996 km (0.081 R)
• M19: 18,237,925 km (0.111 R)
• M20: 18,747,306 km (0.079 R)
• M21: 19,870,936 km (0.048 R)
• M22: 20,801,734 km (0.102 R)
• M23: 21,518,756 km (0.103 R)
• M24: 25,714,228 km (0.082 R)
• M25: 26,447,408 km (0.105 R)
• M26: 28,147,887 km (0.04 R)
• M27: 31,141,938 km (0.079 R)
• M28: 31,660,744 km (0.085 R)
• M29: 34,784,497 km (0.096 R)
• M30: 40,029,249 km (0.111 R)
• M31: 42,014,263 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976

Radius: 11

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.04 AU - 5.4 AU

Year: 7701 Days

Day: 14.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,314,154 km

• M1: 136,882 km (0.106 R)
• M2: 592,108 km (0.064 R)
• M3: 1,117,945 km (0.102 R)
• M4: 1,603,390 km (0.025 R)
• M5: 2,024,358 km (0.082 R)
• M6: 2,388,330 km (0.117 R)
• M7: 3,137,965 km (0.088 R)
• M8: 3,507,920 km (0.111 R)
• M9: 4,064,425 km (0.108 R)
• M10: 4,534,162 km (0.11 R)
• M11: 5,716,434 km (0.09 R)
• M12: 7,653,128 km (0.091 R)
• M13: 8,241,945 km (0.079 R)
• M14: 9,992,988 km (0.119 R)
• M15: 11,814,043 km (0.099 R)
• M16: 12,429,489 km (0.079 R)
• M17: 12,948,743 km (0.063 R)
• M18: 14,657,599 km (0.102 R)
• M19: 15,368,488 km (0.112 R)
• M20: 16,650,243 km (0.105 R)
• M21: 19,272,394 km (0.059 R)
• M22: 20,204,389 km (0.081 R)
• M23: 34,406,164 km (0.098 R)
• M24: 35,776,780 km (0.075 R)
• M25: 36,592,836 km (0.072 R)
• M26: 37,780,344 km (0.119 R)
• M27: 40,106,890 km (0.036 R)
• M28: 45,043,620 km (0.117 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 12,693 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit