🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.3

Radius: 14.5

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.25 AU - 1.25 AU

Year: 948 Days

Day: 12.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,646,046 km

• M1: 180,265 km (0.106 R)
• M2: 673,041 km (0.083 R)
• M3: 1,273,377 km (0.103 R)
• M4: 1,773,782 km (0.081 R)
• M5: 2,560,517 km (0.082 R)
• M6: 3,282,476 km (0.099 R)
• M7: 3,832,099 km (0.06 R)
• M8: 4,361,227 km (0.059 R)
• M9: 5,358,745 km (0.07 R)
• M10: 5,842,096 km (0.102 R)
• M11: 6,439,440 km (0.082 R)
• M12: 6,964,379 km (0.081 R)
• M13: 7,494,255 km (0.093 R)
• M14: 8,251,071 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.9

Radius: 11.4

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.31 AU - 1.83 AU

Year: 1334 Days

Day: 7.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,646,046 km

• M1: 143,315 km (0.119 R)
• M2: 508,034 km (0.118 R)
• M3: 1,356,254 km (0.108 R)
• M4: 1,735,036 km (0.118 R)
• M5: 2,114,716 km (0.079 R)
• M6: 2,483,175 km (0.05 R)
• M7: 3,620,268 km (0.067 R)
• M8: 3,979,752 km (0.064 R)
• M9: 4,412,988 km (0.088 R)
• M10: 5,804,697 km (0.091 R)
• M11: 6,236,436 km (0.107 R)
• M12: 7,637,869 km (0.035 R)
• M13: 8,081,576 km (0.085 R)
• M14: 8,913,191 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.3

Radius: 13.1

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.15 AU - 3.43 AU

Year: 3161 Days

Day: 6.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,646,046 km

• M1: 162,912 km (0.051 R)
• M2: 1,445,714 km (0.109 R)
• M3: 1,855,313 km (0.117 R)
• M4: 2,403,439 km (0.093 R)
• M5: 3,468,427 km (0.118 R)
• M6: 4,086,715 km (0.111 R)
• M7: 4,875,395 km (0.104 R)
• M8: 6,543,261 km (0.116 R)
• M9: 7,037,682 km (0.113 R)
• M10: 10,972,405 km (0.053 R)
• M11: 11,583,363 km (0.103 R)
• M12: 14,308,139 km (0.075 R)
• M13: 15,358,166 km (0.094 R)
• M14: 15,792,299 km (0.107 R)
• M15: 17,788,832 km (0.032 R)
• M16: 19,566,504 km (0.054 R)
• M17: 21,730,288 km (0.1 R)
• M18: 24,267,916 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.4

Radius: 6.4

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.24 AU - 6.7 AU

Year: 11162 Days

Day: 17.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,646,046 km

• M1: 82,428 km (0.12 R)
• M2: 349,161 km (0.117 R)
• M3: 620,831 km (0.055 R)
• M4: 1,259,614 km (0.102 R)
• M5: 1,804,001 km (0.054 R)
• M6: 2,011,942 km (0.04 R)
• M7: 4,356,440 km (0.068 R)
• M8: 5,132,254 km (0.108 R)
• M9: 5,522,256 km (0.093 R)
• M10: 5,964,168 km (0.054 R)
• M11: 6,327,840 km (0.102 R)
• M12: 6,532,341 km (0.115 R)
• M13: 6,882,848 km (0.106 R)
• M14: 7,660,009 km (0.098 R)
• M15: 10,721,829 km (0.114 R)
• M16: 14,691,259 km (0.108 R)
• M17: 16,740,301 km (0.094 R)
• M18: 17,664,517 km (0.114 R)
• M19: 18,552,679 km (0.107 R)
• M20: 18,902,140 km (0.075 R)
• M21: 21,167,351 km (0.076 R)
• M22: 22,404,376 km (0.089 R)
• M23: 23,040,765 km (0.107 R)
• M24: 23,607,292 km (0.07 R)
• M25: 24,100,217 km (0.055 R)
• M26: 31,741,826 km (0.043 R)
• M27: 32,645,397 km (0.116 R)
• M28: 33,052,453 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.5

Radius: 6.2

Gravity: 13.2 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.2 AU - 7.68 AU

Year: 12400 Days

Day: 19.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,646,046 km

• M1: 77,193 km (0.098 R)
• M2: 277,953 km (0.075 R)
• M3: 803,191 km (0.041 R)
• M4: 1,209,948 km (0.103 R)
• M5: 1,906,176 km (0.073 R)
• M6: 2,588,492 km (0.11 R)
• M7: 2,819,770 km (0.12 R)
• M8: 3,598,278 km (0.116 R)
• M9: 4,511,573 km (0.073 R)
• M10: 5,333,164 km (0.08 R)
• M11: 5,709,253 km (0.062 R)
• M12: 7,774,153 km (0.09 R)
• M13: 8,808,173 km (0.069 R)
• M14: 9,930,905 km (0.072 R)
• M15: 12,516,106 km (0.085 R)
• M16: 13,427,456 km (0.087 R)
• M17: 18,347,580 km (0.03 R)
• M18: 18,656,051 km (0.08 R)
• M19: 19,203,879 km (0.088 R)
• M20: 20,496,554 km (0.055 R)
• M21: 21,164,209 km (0.032 R)
• M22: 23,164,333 km (0.074 R)
• M23: 23,706,027 km (0.069 R)
• M24: 27,940,394 km (0.066 R)
• M25: 30,773,628 km (0.086 R)
• M26: 34,139,880 km (0.086 R)
• M27: 37,126,302 km (0.086 R)
• M28: 44,299,969 km (0.101 R)
• M29: 45,134,276 km (0.109 R)
• M30: 46,262,992 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.9

Radius: 6

Gravity: 17.91 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.09 AU - 8.69 AU

Year: 15032 Days

Day: 15.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,646,046 km

• M1: 74,649 km (0.087 R)
• M2: 356,193 km (0.114 R)
• M3: 567,126 km (0.106 R)
• M4: 936,483 km (0.108 R)
• M5: 1,655,300 km (0.059 R)
• M6: 1,999,076 km (0.067 R)
• M7: 2,782,969 km (0.073 R)
• M8: 4,412,090 km (0.087 R)
• M9: 4,701,861 km (0.095 R)
• M10: 7,633,381 km (0.05 R)
• M11: 8,933,386 km (0.109 R)
• M12: 9,137,737 km (0.092 R)
• M13: 9,662,526 km (0.082 R)
• M14: 10,318,513 km (0.091 R)
• M15: 13,777,066 km (0.119 R)
• M16: 16,750,623 km (0.093 R)
• M17: 27,102,945 km (0.08 R)
• M18: 27,316,870 km (0.03 R)
• M19: 28,293,595 km (0.05 R)
• M20: 32,074,382 km (0.094 R)
• M21: 38,558,402 km (0.11 R)
• M22: 43,188,606 km (0.109 R)
• M23: 50,564,828 km (0.058 R)
• M24: 51,214,831 km (0.084 R)
• M25: 56,792,139 km (0.046 R)
• M26: 57,494,650 km (0.116 R)
• M27: 60,544,353 km (0.081 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 18,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit