🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.6

Radius: 8.6

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.86 AU - 1.36 AU

Year: 744 Days

Day: 8.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,530,596 km

• M1: 113,246 km (0.051 R)
• M2: 447,298 km (0.096 R)
• M3: 734,974 km (0.077 R)
• M4: 1,044,343 km (0.086 R)
• M5: 1,361,191 km (0.049 R)
• M6: 2,503,072 km (0.106 R)
• M7: 2,841,312 km (0.119 R)
• M8: 3,150,382 km (0.106 R)
• M9: 4,361,975 km (0.076 R)
• M10: 5,031,874 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.8

Radius: 12.1

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.04 AU - 1.62 AU

Year: 975 Days

Day: 11.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,530,596 km

• M1: 150,495 km (0.052 R)
• M2: 1,018,612 km (0.11 R)
• M3: 1,594,115 km (0.077 R)
• M4: 2,269,400 km (0.091 R)
• M5: 2,875,421 km (0.093 R)
• M6: 4,091,951 km (0.115 R)
• M7: 4,734,174 km (0.085 R)
• M8: 5,244,303 km (0.052 R)
• M9: 5,833,120 km (0.094 R)
• M10: 6,717,244 km (0.076 R)
• M11: 7,663,301 km (0.081 R)
• M12: 10,245,360 km (0.063 R)
• M13: 10,747,410 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.2

Radius: 11.6

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.86 AU - 2.74 AU

Year: 2218 Days

Day: 9.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,530,596 km

• M1: 151,094 km (0.089 R)
• M2: 528,529 km (0.112 R)
• M3: 963,859 km (0.11 R)
• M4: 3,957,911 km (0.033 R)
• M5: 4,462,654 km (0.111 R)
• M6: 5,851,371 km (0.107 R)
• M7: 6,292,834 km (0.093 R)
• M8: 7,539,882 km (0.097 R)
• M9: 9,638,740 km (0.085 R)
• M10: 11,172,567 km (0.04 R)
• M11: 11,854,135 km (0.098 R)
• M12: 12,863,323 km (0.085 R)
• M13: 14,389,969 km (0.071 R)
• M14: 15,196,900 km (0.084 R)
• M15: 17,639,085 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.4

Radius: 11.6

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.82 AU - 3.9 AU

Year: 3916 Days

Day: 9.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,530,596 km

• M1: 144,212 km (0.051 R)
• M2: 527,482 km (0.096 R)
• M3: 901,776 km (0.105 R)
• M4: 1,401,283 km (0.083 R)
• M5: 2,194,451 km (0.034 R)
• M6: 2,886,790 km (0.097 R)
• M7: 4,170,789 km (0.108 R)
• M8: 5,420,230 km (0.094 R)
• M9: 5,916,297 km (0.059 R)
• M10: 6,472,651 km (0.084 R)
• M11: 8,425,651 km (0.109 R)
• M12: 9,635,748 km (0.053 R)
• M13: 10,200,181 km (0.105 R)
• M14: 10,872,324 km (0.044 R)
• M15: 11,573,639 km (0.113 R)
• M16: 12,304,874 km (0.095 R)
• M17: 12,777,453 km (0.115 R)
• M18: 13,409,804 km (0.109 R)
• M19: 13,809,230 km (0.097 R)
• M20: 14,268,047 km (0.028 R)
• M21: 15,378,512 km (0.035 R)
• M22: 16,431,980 km (0.077 R)
• M23: 17,238,462 km (0.072 R)
• M24: 19,118,309 km (0.034 R)
• M25: 20,401,260 km (0.047 R)
• M26: 21,198,168 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34

Radius: 7.9

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.89 AU - 7.83 AU

Year: 11424 Days

Day: 21.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,530,596 km

• M1: 98,286 km (0.089 R)
• M2: 434,881 km (0.065 R)
• M3: 824,733 km (0.118 R)
• M4: 1,278,613 km (0.059 R)
• M5: 2,421,242 km (0.095 R)
• M6: 6,227,161 km (0.097 R)
• M7: 8,538,897 km (0.106 R)
• M8: 9,292,272 km (0.064 R)
• M9: 15,853,934 km (0.097 R)
• M10: 18,234,784 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873

Radius: 7.3

Gravity: 16.38 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.07 AU - 8.07 AU

Year: 11953 Days

Day: 16.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,530,596 km

• M1: 90,806 km (0.099 R)
• M2: 330,163 km (0.103 R)
• M3: 829,969 km (0.118 R)
• M4: 1,059,751 km (0.114 R)
• M5: 1,970,054 km (0.106 R)
• M6: 2,268,203 km (0.103 R)
• M7: 2,840,116 km (0.06 R)
• M8: 3,557,437 km (0.109 R)
• M9: 5,035,016 km (0.11 R)
• M10: 6,004,559 km (0.073 R)
• M11: 6,353,870 km (0.069 R)
• M12: 6,675,655 km (0.06 R)
• M13: 6,966,174 km (0.054 R)
• M14: 8,595,594 km (0.041 R)
• M15: 10,687,122 km (0.07 R)
• M16: 11,085,202 km (0.101 R)
• M17: 11,317,079 km (0.072 R)
• M18: 13,884,328 km (0.098 R)
• M19: 14,358,254 km (0.103 R)
• M20: 17,588,670 km (0.099 R)
• M21: 18,710,355 km (0.114 R)
• M22: 19,039,471 km (0.119 R)
• M23: 19,372,326 km (0.089 R)
• M24: 23,200,685 km (0.108 R)
• M25: 25,542,490 km (0.05 R)
• M26: 26,563,196 km (0.082 R)
• M27: 31,610,479 km (0.055 R)
• M28: 37,521,689 km (0.11 R)
• M29: 38,706,355 km (0.069 R)
• M30: 45,153,425 km (0.105 R)
• M31: 47,401,133 km (0.114 R)
• M32: 48,012,988 km (0.109 R)
• M33: 56,110,272 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 12,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit