🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225

Radius: 9.5

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.53 AU - 0.83 AU

Year: 380 Days

Day: 6.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,593,088 km

• M1: 118,182 km (0.061 R)
• M2: 546,930 km (0.111 R)
• M3: 869,612 km (0.072 R)
• M4: 1,168,958 km (0.11 R)
• M5: 1,585,887 km (0.093 R)
• M6: 2,122,644 km (0.091 R)
• M7: 2,741,082 km (0.112 R)
• M8: 3,117,021 km (0.116 R)
• M9: 3,496,102 km (0.039 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.1

Radius: 8.9

Gravity: 10.32 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.03 AU - 1.43 AU

Year: 925 Days

Day: 10.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,593,088 km

• M1: 110,702 km (0.102 R)
• M2: 414,237 km (0.117 R)
• M3: 693,237 km (0.044 R)
• M4: 1,060,799 km (0.04 R)
• M5: 1,343,538 km (0.08 R)
• M6: 1,625,082 km (0.053 R)
• M7: 2,527,306 km (0.097 R)
• M8: 2,897,262 km (0.083 R)
• M9: 3,246,872 km (0.065 R)
• M10: 3,731,120 km (0.11 R)
• M11: 4,212,526 km (0.098 R)
• M12: 6,631,823 km (0.1 R)
• M13: 6,979,489 km (0.114 R)
• M14: 9,270,131 km (0.066 R)
• M15: 10,306,695 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.1

Radius: 9.6

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.73 AU - 3.09 AU

Year: 3367 Days

Day: 7.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,593,088 km

• M1: 127,906 km (0.097 R)
• M2: 438,920 km (0.04 R)
• M3: 1,300,305 km (0.036 R)
• M4: 1,839,904 km (0.029 R)
• M5: 2,536,581 km (0.063 R)
• M6: 2,938,551 km (0.073 R)
• M7: 3,569,555 km (0.117 R)
• M8: 3,982,445 km (0.101 R)
• M9: 4,507,683 km (0.115 R)
• M10: 4,926,108 km (0.109 R)
• M11: 6,946,128 km (0.047 R)
• M12: 7,306,360 km (0.087 R)
• M13: 9,331,616 km (0.074 R)
• M14: 10,047,891 km (0.119 R)
• M15: 10,947,722 km (0.112 R)
• M16: 12,579,236 km (0.092 R)
• M17: 13,115,395 km (0.095 R)
• M18: 14,101,544 km (0.082 R)
• M19: 14,770,845 km (0.102 R)
• M20: 15,136,313 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.1

Radius: 13.3

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.5 AU - 3.8 AU

Year: 3792 Days

Day: 9.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,593,088 km

• M1: 165,455 km (0.099 R)
• M2: 581,936 km (0.074 R)
• M3: 1,061,098 km (0.069 R)
• M4: 1,706,164 km (0.078 R)
• M5: 2,405,384 km (0.116 R)
• M6: 3,215,606 km (0.119 R)
• M7: 3,675,320 km (0.095 R)
• M8: 4,113,642 km (0.118 R)
• M9: 5,457,330 km (0.066 R)
• M10: 7,363,207 km (0.09 R)
• M11: 7,996,006 km (0.077 R)
• M12: 11,632,132 km (0.114 R)
• M13: 13,637,641 km (0.111 R)
• M14: 15,647,788 km (0.061 R)
• M15: 16,415,225 km (0.082 R)
• M16: 18,747,306 km (0.102 R)
• M17: 19,487,965 km (0.096 R)
• M18: 21,358,836 km (0.051 R)
• M19: 22,303,547 km (0.117 R)
• M20: 23,346,543 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.3

Radius: 10.7

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.12 AU - 4.42 AU

Year: 5985 Days

Day: 10.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,593,088 km

• M1: 133,441 km (0.098 R)
• M2: 473,328 km (0.04 R)
• M3: 1,217,876 km (0.038 R)
• M4: 1,799,513 km (0.12 R)
• M5: 2,667,629 km (0.057 R)
• M6: 3,113,880 km (0.084 R)
• M7: 3,453,467 km (0.092 R)
• M8: 4,058,590 km (0.12 R)
• M9: 6,994,598 km (0.109 R)
• M10: 7,964,591 km (0.065 R)
• M11: 8,937,426 km (0.11 R)
• M12: 10,732,301 km (0.051 R)
• M13: 13,576,306 km (0.077 R)
• M14: 14,490,050 km (0.091 R)
• M15: 14,902,491 km (0.106 R)
• M16: 19,540,324 km (0.113 R)
• M17: 22,379,841 km (0.048 R)
• M18: 23,250,651 km (0.096 R)
• M19: 26,960,977 km (0.118 R)
• M20: 27,406,031 km (0.097 R)
• M21: 27,946,677 km (0.118 R)
• M22: 28,770,962 km (0.093 R)
• M23: 30,468,150 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.1

Radius: 6.5

Gravity: 15.03 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.78 AU - 9.64 AU

Year: 18957 Days

Day: 20.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,593,088 km

• M1: 80,783 km (0.106 R)
• M2: 285,582 km (0.076 R)
• M3: 504,893 km (0.09 R)
• M4: 2,150,021 km (0.07 R)
• M5: 2,424,084 km (0.098 R)
• M6: 2,991,957 km (0.12 R)
• M7: 3,280,233 km (0.113 R)
• M8: 3,851,996 km (0.073 R)
• M9: 6,297,921 km (0.067 R)
• M10: 8,913,041 km (0.073 R)
• M11: 9,236,173 km (0.087 R)
• M12: 9,678,982 km (0.118 R)
• M13: 10,252,540 km (0.117 R)
• M14: 11,978,750 km (0.085 R)
• M15: 13,324,383 km (0.078 R)
• M16: 14,106,032 km (0.089 R)
• M17: 14,545,102 km (0.113 R)
• M18: 14,842,802 km (0.107 R)
• M19: 16,312,750 km (0.048 R)
• M20: 19,993,007 km (0.098 R)
• M21: 24,087,651 km (0.031 R)
• M22: 24,504,580 km (0.061 R)
• M23: 24,926,296 km (0.109 R)
• M24: 30,129,610 km (0.09 R)
• M25: 33,886,760 km (0.065 R)
• M26: 34,278,856 km (0.101 R)
• M27: 35,877,459 km (0.065 R)
• M28: 37,247,027 km (0.094 R)
• M29: 42,164,459 km (0.096 R)
• M30: 45,725,487 km (0.113 R)
• M31: 48,317,719 km (0.082 R)
• M32: 50,664,909 km (0.116 R)
• M33: 57,974,112 km (0.079 R)
• M34: 62,366,904 km (0.089 R)
• M35: 63,548,278 km (0.054 R)
• M36: 65,955,607 km (0.079 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 15,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit