🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.2

Radius: 10.1

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.54 AU - 0.74 AU

Year: 347 Days

Day: 12.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,196,982 km

• M1: 125,662 km (0.065 R)
• M2: 517,160 km (0.045 R)
• M3: 843,433 km (0.08 R)
• M4: 1,319,453 km (0.052 R)
• M5: 1,751,193 km (0.062 R)
• M6: 2,065,647 km (0.03 R)
• M7: 2,605,097 km (0.058 R)
• M8: 2,934,512 km (0.12 R)
• M9: 4,671,642 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.5

Radius: 12.5

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.76 AU - 0.76 AU

Year: 449 Days

Day: 9.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,196,982 km

• M1: 155,432 km (0.066 R)
• M2: 544,985 km (0.111 R)
• M3: 943,065 km (0.038 R)
• M4: 1,365,829 km (0.117 R)
• M5: 1,790,387 km (0.116 R)
• M6: 2,200,734 km (0.066 R)
• M7: 2,655,063 km (0.1 R)
• M8: 3,455,561 km (0.073 R)
• M9: 4,274,161 km (0.081 R)
• M10: 4,824,831 km (0.106 R)
• M11: 5,233,532 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.9

Radius: 9.8

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.83 AU - 1.25 AU

Year: 719 Days

Day: 13.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,196,982 km

• M1: 128,953 km (0.095 R)
• M2: 449,691 km (0.104 R)
• M3: 852,409 km (0.096 R)
• M4: 1,414,747 km (0.116 R)
• M5: 2,031,988 km (0.084 R)
• M6: 3,563,571 km (0.113 R)
• M7: 4,705,900 km (0.076 R)
• M8: 5,136,443 km (0.096 R)
• M9: 5,751,141 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936

Radius: 13.9

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.51 AU - 3.69 AU

Year: 3702 Days

Day: 7.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,196,982 km

• M1: 173,234 km (0.115 R)
• M2: 992,582 km (0.097 R)
• M3: 1,740,122 km (0.066 R)
• M4: 2,966,077 km (0.053 R)
• M5: 3,558,784 km (0.093 R)
• M6: 4,907,409 km (0.03 R)
• M7: 6,986,669 km (0.096 R)
• M8: 7,587,604 km (0.116 R)
• M9: 10,600,356 km (0.057 R)
• M10: 12,420,662 km (0.119 R)
• M11: 13,455,880 km (0.098 R)
• M12: 14,125,031 km (0.095 R)
• M13: 15,641,804 km (0.115 R)
• M14: 19,125,639 km (0.071 R)
• M15: 19,709,071 km (0.107 R)
• M16: 20,572,849 km (0.083 R)
• M17: 21,048,271 km (0.085 R)
• M18: 23,982,035 km (0.118 R)
• M19: 25,585,873 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.5

Radius: 8.3

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.95 AU - 3.95 AU

Year: 4346 Days

Day: 9.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,196,982 km

• M1: 103,522 km (0.098 R)
• M2: 406,308 km (0.102 R)
• M3: 971,489 km (0.102 R)
• M4: 1,298,510 km (0.119 R)
• M5: 1,675,646 km (0.093 R)
• M6: 2,125,038 km (0.037 R)
• M7: 2,913,867 km (0.032 R)
• M8: 3,283,075 km (0.116 R)
• M9: 4,674,485 km (0.113 R)
• M10: 4,984,302 km (0.085 R)
• M11: 5,698,931 km (0.112 R)
• M12: 6,136,804 km (0.117 R)
• M13: 7,111,135 km (0.061 R)
• M14: 8,495,813 km (0.118 R)
• M15: 9,438,279 km (0.114 R)
• M16: 9,703,516 km (0.06 R)
• M17: 10,091,124 km (0.106 R)
• M18: 10,448,663 km (0.031 R)
• M19: 14,505,159 km (0.118 R)
• M20: 16,115,431 km (0.085 R)
• M21: 17,159,474 km (0.062 R)
• M22: 18,541,758 km (0.105 R)
• M23: 19,320,715 km (0.105 R)
• M24: 19,996,747 km (0.088 R)
• M25: 21,008,029 km (0.047 R)
• M26: 22,186,112 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.9

Radius: 12

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.52 AU - 5.62 AU

Year: 6626 Days

Day: 7.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,196,982 km

• M1: 167,699 km (0.078 R)
• M2: 615,296 km (0.094 R)
• M3: 1,873,265 km (0.094 R)
• M4: 3,188,379 km (0.116 R)
• M5: 4,518,454 km (0.093 R)
• M6: 5,780,163 km (0.112 R)
• M7: 6,680,293 km (0.032 R)
• M8: 7,297,235 km (0.08 R)
• M9: 9,142,823 km (0.096 R)
• M10: 9,904,127 km (0.094 R)
• M11: 12,110,247 km (0.088 R)
• M12: 12,636,383 km (0.053 R)
• M13: 17,291,719 km (0.098 R)
• M14: 18,206,659 km (0.058 R)
• M15: 19,025,408 km (0.076 R)
• M16: 22,547,840 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.7

Radius: 7.3

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.95 AU - 6.91 AU

Year: 9794 Days

Day: 18.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,196,982 km

• M1: 91,703 km (0.119 R)
• M2: 338,989 km (0.092 R)
• M3: 818,001 km (0.097 R)
• M4: 1,154,596 km (0.071 R)
• M5: 1,779,915 km (0.092 R)
• M6: 2,060,112 km (0.079 R)
• M7: 2,516,984 km (0.025 R)
• M8: 3,779,590 km (0.102 R)
• M9: 4,326,819 km (0.065 R)
• M10: 4,955,579 km (0.107 R)
• M11: 9,223,307 km (0.075 R)
• M12: 9,923,126 km (0.073 R)
• M13: 10,359,653 km (0.093 R)
• M14: 10,910,472 km (0.103 R)
• M15: 12,512,366 km (0.026 R)
• M16: 15,072,883 km (0.087 R)
• M17: 20,339,925 km (0.093 R)
• M18: 20,729,328 km (0.103 R)
• M19: 22,834,918 km (0.057 R)
• M20: 28,520,086 km (0.064 R)
• M21: 31,948,271 km (0.096 R)
• M22: 38,769,784 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.7

Radius: 4.5

Gravity: 24.53 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.16 AU - 7.02 AU

Year: 11474 Days

Day: 22.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,196,982 km

• M1: 55,950 km (0.07 R)
• M2: 205,697 km (0.115 R)
• M3: 354,397 km (0.116 R)
• M4: 517,908 km (0.09 R)
• M5: 715,826 km (0.075 R)
• M6: 994,227 km (0.095 R)
• M7: 1,460,374 km (0.056 R)
• M8: 1,629,869 km (0.094 R)
• M9: 2,182,932 km (0.051 R)
• M10: 2,663,141 km (0.105 R)
• M11: 3,573,594 km (0.083 R)
• M12: 3,882,962 km (0.082 R)
• M13: 4,614,646 km (0.051 R)
• M14: 5,044,590 km (0.085 R)
• M15: 5,467,353 km (0.099 R)
• M16: 7,478,996 km (0.102 R)
• M17: 9,737,774 km (0.079 R)
• M18: 11,956,011 km (0.11 R)
• M19: 13,919,184 km (0.109 R)
• M20: 14,618,554 km (0.09 R)
• M21: 15,407,982 km (0.119 R)
• M22: 16,786,078 km (0.067 R)
• M23: 17,071,211 km (0.105 R)
• M24: 18,244,358 km (0.105 R)
• M25: 20,913,483 km (0.04 R)
• M26: 21,243,795 km (0.047 R)
• M27: 21,745,546 km (0.077 R)
• M28: 23,831,988 km (0.107 R)
• M29: 24,647,596 km (0.101 R)
• M30: 25,763,745 km (0.075 R)
• M31: 26,334,312 km (0.105 R)
• M32: 28,700,950 km (0.11 R)
• M33: 35,932,511 km (0.111 R)
• M34: 40,218,789 km (0.115 R)
• M35: 41,763,387 km (0.113 R)
• M36: 45,796,845 km (0.093 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 19,362 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit