🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.8

Radius: 8.8

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.45 AU - 0.73 AU

Year: 307 Days

Day: 8.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,084,112 km

• M1: 109,506 km (0.087 R)
• M2: 445,054 km (0.095 R)
• M3: 783,594 km (0.063 R)
• M4: 1,069,924 km (0.088 R)
• M5: 1,445,564 km (0.084 R)
• M6: 1,871,918 km (0.113 R)
• M7: 2,263,715 km (0.112 R)
• M8: 2,728,366 km (0.115 R)
• M9: 3,213,213 km (0.046 R)
• M10: 3,848,555 km (0.093 R)
• M11: 4,165,104 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.6

Radius: 11.8

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.85 AU - 1.11 AU

Year: 658 Days

Day: 7.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,084,112 km

• M1: 146,756 km (0.119 R)
• M2: 603,777 km (0.088 R)
• M3: 1,099,245 km (0.066 R)
• M4: 1,473,988 km (0.063 R)
• M5: 2,365,890 km (0.111 R)
• M6: 2,848,044 km (0.097 R)
• M7: 3,422,350 km (0.087 R)
• M8: 4,103,470 km (0.117 R)
• M9: 5,320,448 km (0.116 R)
• M10: 6,195,147 km (0.029 R)
• M11: 7,530,757 km (0.119 R)
• M12: 8,229,379 km (0.054 R)
• M13: 8,607,413 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.3

Radius: 9.5

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.9 AU - 1.42 AU

Year: 847 Days

Day: 13.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,084,112 km

• M1: 118,781 km (0.113 R)
• M2: 416,630 km (0.071 R)
• M3: 776,413 km (0.067 R)
• M4: 1,492,388 km (0.113 R)
• M5: 1,942,528 km (0.086 R)
• M6: 2,522,818 km (0.092 R)
• M7: 3,002,579 km (0.114 R)
• M8: 3,314,790 km (0.109 R)
• M9: 3,846,610 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.2

Radius: 10.5

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.28 AU - 1.58 AU

Year: 1160 Days

Day: 11.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,084,112 km

• M1: 131,197 km (0.076 R)
• M2: 508,782 km (0.075 R)
• M3: 887,863 km (0.117 R)
• M4: 1,307,336 km (0.105 R)
• M5: 1,790,238 km (0.088 R)
• M6: 2,277,927 km (0.111 R)
• M7: 2,794,787 km (0.048 R)
• M8: 3,271,107 km (0.07 R)
• M9: 4,466,992 km (0.104 R)
• M10: 5,334,062 km (0.091 R)
• M11: 6,070,233 km (0.116 R)
• M12: 6,432,110 km (0.052 R)
• M13: 7,333,138 km (0.083 R)
• M14: 7,767,421 km (0.117 R)
• M15: 8,170,437 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.7

Radius: 8.5

Gravity: 10.94 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.6 AU - 1.78 AU

Year: 1490 Days

Day: 10.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,084,112 km

• M1: 105,766 km (0.103 R)
• M2: 413,638 km (0.106 R)
• M3: 681,717 km (0.096 R)
• M4: 1,236,576 km (0.119 R)
• M5: 1,901,539 km (0.069 R)
• M6: 2,622,151 km (0.119 R)
• M7: 2,942,740 km (0.056 R)
• M8: 3,765,528 km (0.113 R)
• M9: 4,156,726 km (0.073 R)
• M10: 4,496,762 km (0.118 R)
• M11: 4,834,854 km (0.08 R)
• M12: 6,263,214 km (0.06 R)
• M13: 6,813,585 km (0.052 R)
• M14: 7,180,249 km (0.07 R)
• M15: 8,097,134 km (0.111 R)
• M16: 9,374,401 km (0.095 R)
• M17: 9,960,974 km (0.113 R)
• M18: 11,243,327 km (0.09 R)
• M19: 11,793,399 km (0.093 R)
• M20: 12,593,448 km (0.101 R)
• M21: 13,106,718 km (0.114 R)
• M22: 13,757,319 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.3

Radius: 14.3

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.54 AU - 2.12 AU

Year: 1679 Days

Day: 13.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 102.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,084,112 km

• M1: 178,919 km (0.052 R)
• M2: 665,411 km (0.116 R)
• M3: 1,250,339 km (0.093 R)
• M4: 1,955,992 km (0.081 R)
• M5: 2,970,715 km (0.078 R)
• M6: 4,381,273 km (0.096 R)
• M7: 5,130,010 km (0.064 R)
• M8: 5,586,583 km (0.105 R)
• M9: 7,074,633 km (0.103 R)
• M10: 8,160,414 km (0.112 R)
• M11: 9,442,019 km (0.118 R)
• M12: 10,535,580 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.1

Radius: 12.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.06 AU - 2.4 AU

Year: 2259 Days

Day: 8 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,084,112 km

• M1: 153,039 km (0.109 R)
• M2: 556,953 km (0.12 R)
• M3: 1,003,353 km (0.051 R)
• M4: 1,459,477 km (0.041 R)
• M5: 2,317,720 km (0.079 R)
• M6: 2,704,580 km (0.054 R)
• M7: 3,418,611 km (0.11 R)
• M8: 4,416,877 km (0.094 R)
• M9: 5,108,318 km (0.101 R)
• M10: 6,227,311 km (0.102 R)
• M11: 6,789,799 km (0.08 R)
• M12: 9,013,272 km (0.07 R)
• M13: 9,524,298 km (0.082 R)
• M14: 10,054,622 km (0.118 R)
• M15: 11,020,576 km (0.119 R)
• M16: 11,486,873 km (0.065 R)
• M17: 15,176,554 km (0.057 R)
• M18: 16,800,589 km (0.026 R)
• M19: 17,366,966 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.5

Radius: 12.7

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.29 AU - 4.85 AU

Year: 6626 Days

Day: 12.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,084,112 km

• M1: 160,519 km (0.11 R)
• M2: 616,194 km (0.11 R)
• M3: 1,097,749 km (0.076 R)
• M4: 1,522,158 km (0.081 R)
• M5: 2,014,934 km (0.082 R)
• M6: 2,719,091 km (0.097 R)
• M7: 3,289,059 km (0.119 R)
• M8: 3,938,014 km (0.103 R)
• M9: 4,961,713 km (0.067 R)
• M10: 5,551,128 km (0.09 R)
• M11: 5,969,553 km (0.093 R)
• M12: 6,377,058 km (0.114 R)
• M13: 6,972,158 km (0.116 R)
• M14: 7,531,954 km (0.116 R)
• M15: 7,934,073 km (0.089 R)
• M16: 9,477,324 km (0.108 R)
• M17: 10,611,875 km (0.07 R)
• M18: 12,380,121 km (0.109 R)
• M19: 14,504,411 km (0.054 R)
• M20: 17,110,556 km (0.052 R)
• M21: 17,615,897 km (0.088 R)
• M22: 21,510,379 km (0.104 R)
• M23: 23,931,171 km (0.064 R)
• M24: 24,643,556 km (0.103 R)
• M25: 26,528,340 km (0.105 R)
• M26: 31,516,531 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.1

Radius: 6.1

Gravity: 24.27 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.9 AU - 8.24 AU

Year: 12750 Days

Day: 23.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,084,112 km

• M1: 75,846 km (0.1 R)
• M2: 697,874 km (0.105 R)
• M3: 929,152 km (0.074 R)
• M4: 1,596,957 km (0.062 R)
• M5: 2,023,610 km (0.105 R)
• M6: 2,459,389 km (0.115 R)
• M7: 3,908,992 km (0.109 R)
• M8: 4,392,642 km (0.053 R)
• M9: 4,847,719 km (0.114 R)
• M10: 6,607,888 km (0.026 R)
• M11: 8,956,724 km (0.096 R)
• M12: 12,181,605 km (0.108 R)
• M13: 13,676,985 km (0.115 R)
• M14: 16,408,942 km (0.107 R)
• M15: 16,871,199 km (0.095 R)
• M16: 20,797,096 km (0.113 R)
• M17: 23,210,708 km (0.084 R)
• M18: 24,385,201 km (0.089 R)
• M19: 25,393,790 km (0.075 R)
• M20: 26,325,037 km (0.118 R)
• M21: 30,163,419 km (0.117 R)
• M22: 38,791,177 km (0.104 R)
• M23: 39,748,753 km (0.082 R)
• M24: 42,139,775 km (0.094 R)
• M25: 46,131,645 km (0.092 R)
• M26: 48,612,277 km (0.109 R)
• M27: 50,045,873 km (0.115 R)
• M28: 54,857,090 km (0.092 R)
• M29: 59,244,646 km (0.097 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.5

Radius: 6.3

Gravity: 10.85 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.91 AU - 12.91 AU

Year: 22781 Days

Day: 24.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,084,112 km

• M1: 83,625 km (0.095 R)
• M2: 294,857 km (0.029 R)
• M3: 535,261 km (0.055 R)
• M4: 1,011,730 km (0.106 R)
• M5: 1,228,199 km (0.114 R)
• M6: 1,507,199 km (0.112 R)
• M7: 3,019,483 km (0.053 R)
• M8: 3,228,322 km (0.079 R)
• M9: 4,130,397 km (0.116 R)
• M10: 4,454,426 km (0.03 R)
• M11: 5,301,599 km (0.04 R)
• M12: 5,763,258 km (0.12 R)
• M13: 6,085,791 km (0.106 R)
• M14: 6,548,796 km (0.053 R)
• M15: 9,608,522 km (0.073 R)
• M16: 10,411,862 km (0.082 R)
• M17: 12,282,733 km (0.097 R)
• M18: 13,647,814 km (0.086 R)
• M19: 14,076,262 km (0.119 R)
• M20: 17,497,117 km (0.093 R)
• M21: 22,900,891 km (0.092 R)
• M22: 23,812,391 km (0.115 R)
• M23: 28,968,431 km (0.073 R)
• M24: 31,002,812 km (0.026 R)
• M25: 31,618,707 km (0.087 R)
• M26: 40,531,897 km (0.113 R)
• M27: 45,399,663 km (0.068 R)
• M28: 52,709,015 km (0.091 R)
• M29: 55,369,613 km (0.082 R)
• M30: 58,866,613 km (0.089 R)
• M31: 63,096,193 km (0.084 R)
• M32: 63,688,301 km (0.099 R)
• M33: 64,883,439 km (0.102 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 13,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit