🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.5

Radius: 10.2

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.08 AU - 1.46 AU

Year: 988 Days

Day: 10.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,826,779 km

• M1: 126,859 km (0.053 R)
• M2: 523,742 km (0.117 R)
• M3: 1,084,884 km (0.096 R)
• M4: 1,609,823 km (0.059 R)
• M5: 2,059,813 km (0.101 R)
• M6: 2,413,163 km (0.095 R)
• M7: 2,781,174 km (0.056 R)
• M8: 3,272,603 km (0.107 R)
• M9: 3,600,970 km (0.112 R)
• M10: 3,951,329 km (0.053 R)
• M11: 4,289,569 km (0.118 R)
• M12: 4,610,457 km (0.094 R)
• M13: 5,820,255 km (0.112 R)
• M14: 6,237,334 km (0.102 R)
• M15: 7,635,027 km (0.099 R)
• M16: 8,108,504 km (0.086 R)
• M17: 8,601,578 km (0.093 R)
• M18: 8,970,038 km (0.104 R)
• M19: 9,497,520 km (0.109 R)
• M20: 10,679,194 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.7

Radius: 8

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.15 AU - 2.71 AU

Year: 2615 Days

Day: 6.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,826,779 km

• M1: 99,483 km (0.116 R)
• M2: 359,932 km (0.097 R)
• M3: 624,571 km (0.111 R)
• M4: 884,273 km (0.12 R)
• M5: 1,192,594 km (0.057 R)
• M6: 1,865,785 km (0.054 R)
• M7: 2,273,888 km (0.102 R)
• M8: 3,037,136 km (0.064 R)
• M9: 3,513,605 km (0.079 R)
• M10: 4,058,590 km (0.033 R)
• M11: 4,361,975 km (0.119 R)
• M12: 4,901,425 km (0.086 R)
• M13: 6,244,215 km (0.118 R)
• M14: 6,539,821 km (0.044 R)
• M15: 8,351,900 km (0.118 R)
• M16: 9,566,036 km (0.11 R)
• M17: 10,664,383 km (0.11 R)
• M18: 11,283,419 km (0.088 R)
• M19: 11,926,241 km (0.031 R)
• M20: 12,214,965 km (0.106 R)
• M21: 13,022,345 km (0.088 R)
• M22: 16,255,454 km (0.115 R)
• M23: 17,814,414 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.9

Radius: 13

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.66 AU - 3.56 AU

Year: 3786 Days

Day: 14.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,826,779 km

• M1: 162,164 km (0.059 R)
• M2: 1,005,746 km (0.074 R)
• M3: 1,717,084 km (0.043 R)
• M4: 2,177,098 km (0.108 R)
• M5: 2,915,812 km (0.116 R)
• M6: 3,881,167 km (0.093 R)
• M7: 4,723,104 km (0.12 R)
• M8: 7,413,622 km (0.042 R)
• M9: 8,043,878 km (0.105 R)
• M10: 8,455,720 km (0.109 R)
• M11: 9,262,502 km (0.107 R)
• M12: 11,130,231 km (0.081 R)
• M13: 11,747,023 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.2

Radius: 7.5

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.38 AU - 7.2 AU

Year: 9617 Days

Day: 22.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,826,779 km

• M1: 96,042 km (0.079 R)
• M2: 371,152 km (0.092 R)
• M3: 884,572 km (0.096 R)
• M4: 1,183,469 km (0.059 R)
• M5: 1,460,674 km (0.079 R)
• M6: 2,148,225 km (0.118 R)
• M7: 2,793,142 km (0.042 R)
• M8: 3,378,818 km (0.093 R)
• M9: 3,630,292 km (0.093 R)
• M10: 5,051,920 km (0.059 R)
• M11: 6,668,475 km (0.091 R)
• M12: 8,435,674 km (0.117 R)
• M13: 9,249,337 km (0.064 R)
• M14: 9,835,611 km (0.107 R)
• M15: 11,951,823 km (0.089 R)
• M16: 14,354,065 km (0.061 R)
• M17: 16,145,051 km (0.032 R)
• M18: 16,468,182 km (0.064 R)
• M19: 21,225,993 km (0.111 R)
• M20: 21,613,900 km (0.114 R)
• M21: 22,244,605 km (0.099 R)
• M22: 26,466,855 km (0.084 R)
• M23: 30,012,175 km (0.082 R)
• M24: 30,304,789 km (0.1 R)
• M25: 33,337,287 km (0.032 R)
• M26: 36,900,110 km (0.093 R)
• M27: 37,236,107 km (0.057 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.9

Radius: 5.3

Gravity: 27.87 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.54 AU - 6.04 AU

Year: 9617 Days

Day: 18.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 48,826,779 km

• M1: 65,973 km (0.103 R)
• M2: 765,642 km (0.107 R)
• M3: 1,449,454 km (0.088 R)
• M4: 1,648,718 km (0.067 R)
• M5: 2,699,494 km (0.057 R)
• M6: 4,874,347 km (0.11 R)
• M7: 5,193,290 km (0.069 R)
• M8: 5,663,177 km (0.109 R)
• M9: 6,496,138 km (0.077 R)
• M10: 6,843,205 km (0.081 R)
• M11: 7,366,498 km (0.075 R)
• M12: 7,658,962 km (0.109 R)
• M13: 7,915,822 km (0.111 R)
• M14: 9,287,485 km (0.089 R)
• M15: 11,687,034 km (0.09 R)
• M16: 12,027,669 km (0.031 R)
• M17: 12,200,454 km (0.116 R)
• M18: 12,433,378 km (0.109 R)
• M19: 12,848,213 km (0.11 R)
• M20: 14,863,147 km (0.109 R)
• M21: 15,330,341 km (0.108 R)
• M22: 16,576,790 km (0.113 R)
• M23: 19,744,974 km (0.066 R)
• M24: 20,636,877 km (0.047 R)
• M25: 20,967,787 km (0.097 R)
• M26: 21,386,362 km (0.053 R)
• M27: 24,751,716 km (0.043 R)
• M28: 26,171,848 km (0.107 R)
• M29: 26,365,278 km (0.062 R)
• M30: 28,966,636 km (0.099 R)
• M31: 30,864,733 km (0.028 R)
• M32: 31,624,691 km (0.094 R)
• M33: 35,140,689 km (0.051 R)
• M34: 37,419,663 km (0.11 R)
• M35: 40,307,949 km (0.053 R)
• M36: 41,085,110 km (0.097 R)
• M37: 41,608,703 km (0.051 R)
• M38: 43,071,770 km (0.103 R)
• M39: 46,240,851 km (0.09 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 20,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit