🌌 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: 120.1

Radius: 12.9

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.62 AU - 0.74 AU

Year: 362 Days

Day: 13.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,523,748 km

• M1: 171,439 km (0.077 R)
• M2: 617,241 km (0.082 R)
• M3: 1,249,142 km (0.06 R)
• M4: 1,741,768 km (0.1 R)
• M5: 2,224,670 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.7

Radius: 8.4

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.8 AU - 3.02 AU

Year: 3205 Days

Day: 7.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,523,748 km

• M1: 105,317 km (0.12 R)
• M2: 431,440 km (0.05 R)
• M3: 754,123 km (0.109 R)
• M4: 1,114,355 km (0.069 R)
• M5: 1,489,845 km (0.11 R)
• M6: 2,407,479 km (0.031 R)
• M7: 2,671,220 km (0.04 R)
• M8: 3,006,319 km (0.111 R)
• M9: 3,483,985 km (0.119 R)
• M10: 5,537,066 km (0.114 R)
• M11: 6,818,970 km (0.077 R)
• M12: 7,255,347 km (0.109 R)
• M13: 7,677,213 km (0.097 R)
• M14: 8,894,491 km (0.057 R)
• M15: 11,972,766 km (0.105 R)
• M16: 13,171,045 km (0.099 R)
• M17: 14,498,128 km (0.051 R)
• M18: 20,255,252 km (0.096 R)
• M19: 20,638,672 km (0.072 R)
• M20: 21,420,022 km (0.108 R)
• M21: 22,356,355 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.5

Radius: 9.4

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.69 AU - 6.65 AU

Year: 8717 Days

Day: 5.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 57,523,748 km

• M1: 116,836 km (0.111 R)
• M2: 743,801 km (0.086 R)
• M3: 1,329,177 km (0.077 R)
• M4: 1,645,277 km (0.112 R)
• M5: 2,725,374 km (0.062 R)
• M6: 3,197,206 km (0.085 R)
• M7: 3,501,189 km (0.098 R)
• M8: 4,033,308 km (0.118 R)
• M9: 4,417,326 km (0.048 R)
• M10: 4,855,797 km (0.113 R)
• M11: 6,984,425 km (0.101 R)
• M12: 7,662,702 km (0.069 R)
• M13: 8,920,371 km (0.05 R)
• M14: 9,574,413 km (0.11 R)
• M15: 10,411,413 km (0.094 R)
• M16: 11,136,514 km (0.062 R)
• M17: 11,674,917 km (0.114 R)
• M18: 12,629,800 km (0.087 R)
• M19: 15,342,309 km (0.098 R)
• M20: 16,487,181 km (0.091 R)
• M21: 19,250,553 km (0.075 R)
• M22: 23,164,333 km (0.114 R)
• M23: 25,676,530 km (0.035 R)
• M24: 27,773,742 km (0.09 R)
• M25: 28,964,541 km (0.074 R)
• M26: 29,982,555 km (0.098 R)
• M27: 31,024,354 km (0.057 R)
• M28: 32,523,026 km (0.069 R)
• M29: 37,070,352 km (0.112 R)
• M30: 37,667,098 km (0.059 R)
• M31: 39,371,766 km (0.094 R)
• M32: 40,243,174 km (0.109 R)
• M33: 41,895,482 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.6

Radius: 10.5

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.98 AU - 6.58 AU

Year: 8972 Days

Day: 10.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,523,748 km

• M1: 130,749 km (0.035 R)
• M2: 483,052 km (0.079 R)
• M3: 833,859 km (0.041 R)
• M4: 1,599,201 km (0.086 R)
• M5: 2,446,972 km (0.035 R)
• M6: 4,193,228 km (0.1 R)
• M7: 4,736,269 km (0.112 R)
• M8: 5,197,479 km (0.058 R)
• M9: 6,840,063 km (0.098 R)
• M10: 7,430,676 km (0.039 R)
• M11: 8,401,865 km (0.045 R)
• M12: 9,695,887 km (0.062 R)
• M13: 11,935,367 km (0.114 R)
• M14: 12,444,448 km (0.054 R)
• M15: 13,505,995 km (0.1 R)
• M16: 19,893,375 km (0.114 R)
• M17: 20,771,066 km (0.118 R)
• M18: 22,177,884 km (0.093 R)
• M19: 24,002,230 km (0.08 R)
• M20: 25,365,067 km (0.062 R)
• M21: 26,207,153 km (0.117 R)
• M22: 27,848,541 km (0.12 R)
• M23: 28,845,611 km (0.053 R)
• M24: 29,969,540 km (0.078 R)
• M25: 30,385,422 km (0.092 R)
• M26: 31,656,106 km (0.092 R)
• M27: 35,564,650 km (0.112 R)
• M28: 37,815,649 km (0.079 R)
• M29: 38,668,506 km (0.111 R)
• M30: 39,908,822 km (0.082 R)
• M31: 44,594,228 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.9

Radius: 4.8

Gravity: 13.19 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.68 AU - 6.54 AU

Year: 9752 Days

Day: 18.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,523,748 km

• M1: 59,839 km (0.089 R)
• M2: 338,241 km (0.11 R)
• M3: 990,488 km (0.088 R)
• M4: 1,776,475 km (0.095 R)
• M5: 3,137,815 km (0.118 R)
• M6: 3,530,360 km (0.1 R)
• M7: 4,078,636 km (0.03 R)
• M8: 4,230,628 km (0.094 R)
• M9: 5,965,963 km (0.067 R)
• M10: 7,098,569 km (0.114 R)
• M11: 10,661,990 km (0.096 R)
• M12: 12,689,340 km (0.12 R)
• M13: 16,960,808 km (0.065 R)
• M14: 27,016,478 km (0.088 R)
• M15: 30,251,681 km (0.103 R)
• M16: 35,842,453 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.8

Radius: 5.1

Gravity: 18.75 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.46 AU - 9.24 AU

Year: 15579 Days

Day: 21.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,523,748 km

• M1: 64,626 km (0.116 R)
• M2: 298,747 km (0.055 R)
• M3: 580,440 km (0.047 R)
• M4: 2,128,329 km (0.097 R)
• M5: 4,230,029 km (0.089 R)
• M6: 5,229,942 km (0.092 R)
• M7: 10,987,216 km (0.05 R)
• M8: 15,916,465 km (0.046 R)
• M9: 19,021,818 km (0.056 R)
• M10: 21,154,934 km (0.102 R)
• M11: 24,989,576 km (0.116 R)
• M12: 48,400,895 km (0.026 R)
• M13: 51,859,747 km (0.091 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: 397 - 19,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit