🌌 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: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939

Radius: 12.5

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.62 AU - 0.72 AU

Year: 366 Days

Day: 12.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,503,860 km

• M1: 156,031 km (0.073 R)
• M2: 575,503 km (0.064 R)
• M3: 1,020,257 km (0.041 R)
• M4: 1,413,849 km (0.097 R)
• M5: 1,888,524 km (0.082 R)
• M6: 2,824,258 km (0.072 R)
• M7: 3,737,553 km (0.071 R)
• M8: 4,374,691 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.9

Radius: 9.7

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.54 AU - 1.78 AU

Year: 1426 Days

Day: 14.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,503,860 km

• M1: 122,221 km (0.082 R)
• M2: 471,682 km (0.093 R)
• M3: 862,581 km (0.096 R)
• M4: 1,688,062 km (0.096 R)
• M5: 2,236,937 km (0.101 R)
• M6: 2,579,516 km (0.112 R)
• M7: 3,707,634 km (0.103 R)
• M8: 4,208,637 km (0.045 R)
• M9: 4,973,381 km (0.057 R)
• M10: 5,827,884 km (0.114 R)
• M11: 6,314,227 km (0.095 R)
• M12: 7,315,485 km (0.095 R)
• M13: 7,635,625 km (0.12 R)
• M14: 9,255,321 km (0.06 R)
• M15: 9,789,535 km (0.116 R)
• M16: 10,444,026 km (0.107 R)
• M17: 11,950,028 km (0.093 R)
• M18: 12,470,179 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.3

Radius: 12

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.21 AU - 3.33 AU

Year: 3074 Days

Day: 6.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,503,860 km

• M1: 153,188 km (0.059 R)
• M2: 865,723 km (0.11 R)
• M3: 1,282,353 km (0.084 R)
• M4: 1,740,721 km (0.1 R)
• M5: 2,196,546 km (0.087 R)
• M6: 2,590,437 km (0.114 R)
• M7: 3,409,784 km (0.112 R)
• M8: 4,552,712 km (0.025 R)
• M9: 5,799,610 km (0.107 R)
• M10: 6,769,603 km (0.086 R)
• M11: 8,215,765 km (0.059 R)
• M12: 10,737,238 km (0.1 R)
• M13: 12,834,600 km (0.062 R)
• M14: 18,350,722 km (0.099 R)
• M15: 19,188,919 km (0.051 R)
• M16: 20,052,398 km (0.112 R)
• M17: 20,430,282 km (0.102 R)
• M18: 20,812,804 km (0.108 R)
• M19: 21,265,337 km (0.057 R)
• M20: 22,123,132 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.2

Radius: 7.6

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.43 AU - 7.49 AU

Year: 12245 Days

Day: 15.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,503,860 km

• M1: 94,546 km (0.102 R)
• M2: 365,468 km (0.113 R)
• M3: 846,574 km (0.082 R)
• M4: 1,457,532 km (0.076 R)
• M5: 2,107,684 km (0.084 R)
• M6: 3,000,784 km (0.115 R)
• M7: 4,594,151 km (0.114 R)
• M8: 5,284,395 km (0.113 R)
• M9: 5,638,194 km (0.078 R)
• M10: 6,465,022 km (0.072 R)
• M11: 7,097,821 km (0.104 R)
• M12: 7,370,238 km (0.043 R)
• M13: 7,977,306 km (0.094 R)
• M14: 8,357,285 km (0.081 R)
• M15: 8,838,093 km (0.111 R)
• M16: 9,570,225 km (0.098 R)
• M17: 10,243,415 km (0.032 R)
• M18: 13,196,178 km (0.08 R)
• M19: 15,345,002 km (0.056 R)
• M20: 16,946,746 km (0.1 R)
• M21: 18,952,704 km (0.061 R)
• M22: 19,705,929 km (0.102 R)
• M23: 21,757,664 km (0.105 R)
• M24: 23,860,711 km (0.055 R)
• M25: 27,027,698 km (0.105 R)
• M26: 35,071,276 km (0.113 R)
• M27: 36,781,778 km (0.07 R)
• M28: 37,481,298 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.8

Radius: 4.1

Gravity: 30.8 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.53 AU - 8.93 AU

Year: 14332 Days

Day: 16.2 Hours

Environment

Temp: -242 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 55,503,860 km

• M1: 51,013 km (0.1 R)
• M2: 261,497 km (0.114 R)
• M3: 521,797 km (0.102 R)
• M4: 708,196 km (0.071 R)
• M5: 1,229,545 km (0.11 R)
• M6: 1,417,440 km (0.096 R)
• M7: 1,671,158 km (0.108 R)
• M8: 1,902,287 km (0.071 R)
• M9: 2,249,802 km (0.102 R)
• M10: 2,448,917 km (0.12 R)
• M11: 2,882,751 km (0.118 R)
• M12: 3,022,326 km (0.068 R)
• M13: 5,771,635 km (0.052 R)
• M14: 5,919,289 km (0.11 R)
• M15: 6,535,033 km (0.075 R)
• M16: 7,758,445 km (0.073 R)
• M17: 8,400,519 km (0.084 R)
• M18: 9,841,595 km (0.11 R)
• M19: 10,982,877 km (0.094 R)
• M20: 11,909,486 km (0.086 R)
• M21: 13,330,965 km (0.062 R)
• M22: 13,524,396 km (0.084 R)
• M23: 13,916,791 km (0.079 R)
• M24: 14,519,521 km (0.095 R)
• M25: 19,481,832 km (0.044 R)
• M26: 20,235,506 km (0.054 R)
• M27: 24,974,617 km (0.119 R)
• M28: 28,763,482 km (0.08 R)
• M29: 30,291,624 km (0.085 R)
• M30: 30,850,222 km (0.104 R)
• M31: 38,358,240 km (0.071 R)
• M32: 39,011,983 km (0.12 R)
• M33: 41,426,792 km (0.072 R)
• M34: 43,797,170 km (0.108 R)
• M35: 48,806,156 km (0.052 R)
• M36: 49,112,083 km (0.028 R)
• M37: 53,207,325 km (0.087 R)
• M38: 54,183,601 km (0.079 R)
• M39: 54,676,227 km (0.067 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 19,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit