🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.3

Radius: 14.3

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.47 AU - 0.65 AU

Year: 289 Days

Day: 8 Hours

Environment

Temp: -144 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,288,253 km

• M1: 177,872 km (0.086 R)
• M2: 682,615 km (0.074 R)
• M3: 1,179,280 km (0.054 R)
• M4: 1,642,136 km (0.107 R)
• M5: 2,300,366 km (0.054 R)
• M6: 2,815,432 km (0.052 R)
• M7: 3,303,271 km (0.115 R)
• M8: 4,058,590 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.5

Radius: 9.7

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.61 AU - 2.39 AU

Year: 1952 Days

Day: 14.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,288,253 km

• M1: 135,236 km (0.115 R)
• M2: 836,102 km (0.069 R)
• M3: 1,348,176 km (0.052 R)
• M4: 1,933,702 km (0.099 R)
• M5: 2,624,695 km (0.081 R)
• M6: 3,144,846 km (0.057 R)
• M7: 3,506,125 km (0.096 R)
• M8: 4,273,413 km (0.11 R)
• M9: 4,865,820 km (0.054 R)
• M10: 5,260,460 km (0.11 R)
• M11: 6,139,197 km (0.038 R)
• M12: 7,593,139 km (0.111 R)
• M13: 8,125,259 km (0.083 R)
• M14: 8,493,718 km (0.114 R)
• M15: 9,531,030 km (0.088 R)
• M16: 11,393,823 km (0.052 R)
• M17: 12,532,113 km (0.039 R)
• M18: 15,873,082 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.1

Radius: 13.1

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.02 AU - 3.04 AU

Year: 3641 Days

Day: 9.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,288,253 km

• M1: 163,062 km (0.111 R)
• M2: 595,699 km (0.118 R)
• M3: 1,006,494 km (0.068 R)
• M4: 2,576,823 km (0.052 R)
• M5: 3,331,245 km (0.119 R)
• M6: 4,154,183 km (0.063 R)
• M7: 4,981,609 km (0.086 R)
• M8: 5,592,417 km (0.1 R)
• M9: 6,010,992 km (0.105 R)
• M10: 6,652,917 km (0.035 R)
• M11: 8,702,557 km (0.111 R)
• M12: 9,460,270 km (0.056 R)
• M13: 10,503,715 km (0.109 R)
• M14: 11,847,703 km (0.086 R)
• M15: 13,181,068 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.6

Radius: 14.5

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3 AU - 3.16 AU

Year: 3731 Days

Day: 8.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,288,253 km

• M1: 182,061 km (0.1 R)
• M2: 809,025 km (0.106 R)
• M3: 1,280,259 km (0.11 R)
• M4: 2,023,162 km (0.079 R)
• M5: 2,495,442 km (0.116 R)
• M6: 3,925,598 km (0.078 R)
• M7: 4,948,548 km (0.114 R)
• M8: 5,877,850 km (0.115 R)
• M9: 6,446,172 km (0.115 R)
• M10: 6,920,697 km (0.106 R)
• M11: 8,788,127 km (0.097 R)
• M12: 9,533,424 km (0.08 R)
• M13: 10,067,338 km (0.099 R)
• M14: 12,119,223 km (0.104 R)
• M15: 14,814,228 km (0.067 R)
• M16: 23,665,785 km (0.112 R)
• M17: 27,179,240 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.6

Radius: 9.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.78 AU - 3.48 AU

Year: 3822 Days

Day: 13 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,288,253 km

• M1: 118,182 km (0.077 R)
• M2: 564,732 km (0.067 R)
• M3: 1,099,245 km (0.093 R)
• M4: 1,657,694 km (0.099 R)
• M5: 2,110,976 km (0.088 R)
• M6: 4,667,454 km (0.093 R)
• M7: 7,869,746 km (0.098 R)
• M8: 13,698,527 km (0.118 R)
• M9: 15,295,634 km (0.067 R)
• M10: 15,957,605 km (0.119 R)
• M11: 16,322,025 km (0.105 R)
• M12: 17,338,842 km (0.102 R)
• M13: 19,263,269 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.7

Radius: 9.1

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.1 AU - 4.02 AU

Year: 4636 Days

Day: 13.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,288,253 km

• M1: 113,246 km (0.106 R)
• M2: 547,678 km (0.086 R)
• M3: 846,425 km (0.115 R)
• M4: 1,338,452 km (0.119 R)
• M5: 1,864,139 km (0.088 R)
• M6: 2,153,910 km (0.093 R)
• M7: 3,211,268 km (0.118 R)
• M8: 4,856,695 km (0.109 R)
• M9: 5,356,950 km (0.043 R)
• M10: 5,891,314 km (0.088 R)
• M11: 6,679,545 km (0.112 R)
• M12: 7,849,550 km (0.057 R)
• M13: 8,171,335 km (0.093 R)
• M14: 9,669,109 km (0.057 R)
• M15: 11,707,529 km (0.094 R)
• M16: 12,414,230 km (0.091 R)
• M17: 15,416,958 km (0.117 R)
• M18: 18,118,845 km (0.073 R)
• M19: 21,745,247 km (0.048 R)
• M20: 22,596,310 km (0.066 R)
• M21: 23,029,994 km (0.085 R)
• M22: 23,469,363 km (0.102 R)
• M23: 24,516,099 km (0.098 R)
• M24: 26,223,460 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.9

Radius: 5.8

Gravity: 11.74 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 7.43 AU - 10.83 AU

Year: 19042 Days

Day: 16.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,288,253 km

• M1: 73,004 km (0.105 R)
• M2: 615,146 km (0.084 R)
• M3: 866,620 km (0.094 R)
• M4: 1,160,580 km (0.11 R)
• M5: 1,596,209 km (0.111 R)
• M6: 1,913,506 km (0.058 R)
• M7: 2,232,299 km (0.063 R)
• M8: 2,928,229 km (0.049 R)
• M9: 3,198,103 km (0.071 R)
• M10: 3,647,794 km (0.114 R)
• M11: 4,138,775 km (0.05 R)
• M12: 4,939,273 km (0.105 R)
• M13: 5,394,200 km (0.104 R)
• M14: 6,757,934 km (0.112 R)
• M15: 7,274,196 km (0.095 R)
• M16: 7,541,977 km (0.077 R)
• M17: 7,770,113 km (0.076 R)
• M18: 8,779,301 km (0.104 R)
• M19: 9,237,519 km (0.115 R)
• M20: 11,349,392 km (0.093 R)
• M21: 11,649,336 km (0.049 R)
• M22: 14,381,143 km (0.056 R)
• M23: 15,894,923 km (0.101 R)
• M24: 17,432,640 km (0.077 R)
• M25: 19,066,847 km (0.11 R)
• M26: 20,007,818 km (0.079 R)
• M27: 23,691,067 km (0.091 R)
• M28: 24,181,000 km (0.078 R)
• M29: 30,599,197 km (0.056 R)
• M30: 31,414,805 km (0.06 R)
• M31: 38,737,920 km (0.091 R)
• M32: 39,692,055 km (0.071 R)
• M33: 42,792,621 km (0.111 R)
• M34: 44,106,239 km (0.036 R)
• M35: 49,311,797 km (0.106 R)
• M36: 53,894,428 km (0.095 R)
• M37: 55,082,834 km (0.09 R)
• M38: 60,921,638 km (0.075 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 19,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit