🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.4

Radius: 14

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.45 AU - 0.59 AU

Year: 264 Days

Day: 12 Hours

Environment

Temp: -137 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 68,667,121 km

• M1: 174,132 km (0.027 R)
• M2: 633,846 km (0.077 R)
• M3: 1,076,207 km (0.104 R)
• M4: 1,772,585 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.7

Radius: 14.5

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.97 AU - 1.31 AU

Year: 856 Days

Day: 12 Hours

Environment

Temp: -191 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,667,121 km

• M1: 180,265 km (0.117 R)
• M2: 700,268 km (0.118 R)
• M3: 1,216,829 km (0.111 R)
• M4: 1,917,695 km (0.057 R)
• M5: 2,622,899 km (0.095 R)
• M6: 3,290,106 km (0.114 R)
• M7: 4,142,814 km (0.1 R)
• M8: 4,817,500 km (0.094 R)
• M9: 5,546,640 km (0.05 R)
• M10: 6,015,031 km (0.097 R)
• M11: 6,570,937 km (0.116 R)
• M12: 7,226,475 km (0.091 R)
• M13: 7,925,246 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.9

Radius: 14.1

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.22 AU - 1.48 AU

Year: 1103 Days

Day: 6.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,667,121 km

• M1: 175,777 km (0.115 R)
• M2: 813,812 km (0.106 R)
• M3: 1,424,022 km (0.045 R)
• M4: 2,402,691 km (0.032 R)
• M5: 3,291,452 km (0.108 R)
• M6: 4,587,120 km (0.12 R)
• M7: 5,317,456 km (0.036 R)
• M8: 5,882,936 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.2

Radius: 11.9

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.4 AU - 3.06 AU

Year: 3171 Days

Day: 6.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,667,121 km

• M1: 148,102 km (0.039 R)
• M2: 563,984 km (0.115 R)
• M3: 989,889 km (0.094 R)
• M4: 1,449,603 km (0.105 R)
• M5: 2,103,944 km (0.089 R)
• M6: 3,292,799 km (0.098 R)
• M7: 4,149,845 km (0.102 R)
• M8: 4,608,662 km (0.109 R)
• M9: 8,179,862 km (0.107 R)
• M10: 8,833,605 km (0.075 R)
• M11: 11,211,762 km (0.07 R)
• M12: 12,593,149 km (0.027 R)
• M13: 14,182,177 km (0.033 R)
• M14: 14,823,653 km (0.073 R)
• M15: 16,324,718 km (0.119 R)
• M16: 16,756,009 km (0.095 R)
• M17: 18,441,827 km (0.112 R)
• M18: 21,370,205 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.9

Radius: 12.1

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.14 AU - 5.8 AU

Year: 7788 Days

Day: 10.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,667,121 km

• M1: 150,645 km (0.086 R)
• M2: 841,039 km (0.098 R)
• M3: 2,722,232 km (0.088 R)
• M4: 3,806,667 km (0.113 R)
• M5: 4,447,694 km (0.101 R)
• M6: 5,824,743 km (0.102 R)
• M7: 6,710,811 km (0.112 R)
• M8: 7,291,400 km (0.094 R)
• M9: 8,167,894 km (0.116 R)
• M10: 9,154,193 km (0.103 R)
• M11: 9,826,037 km (0.117 R)
• M12: 11,844,112 km (0.098 R)
• M13: 12,439,512 km (0.099 R)
• M14: 18,009,340 km (0.104 R)
• M15: 20,300,880 km (0.102 R)
• M16: 20,724,691 km (0.073 R)
• M17: 23,315,127 km (0.105 R)
• M18: 23,858,018 km (0.08 R)
• M19: 24,330,149 km (0.065 R)
• M20: 26,531,930 km (0.064 R)
• M21: 27,897,609 km (0.049 R)
• M22: 29,851,358 km (0.102 R)
• M23: 31,234,839 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.4

Radius: 6

Gravity: 12.18 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.27 AU - 11.25 AU

Year: 21433 Days

Day: 18.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,667,121 km

• M1: 75,098 km (0.101 R)
• M2: 429,795 km (0.066 R)
• M3: 785,239 km (0.073 R)
• M4: 1,022,801 km (0.115 R)
• M5: 1,662,481 km (0.073 R)
• M6: 3,066,158 km (0.103 R)
• M7: 4,977,121 km (0.073 R)
• M8: 6,037,920 km (0.084 R)
• M9: 6,664,436 km (0.114 R)
• M10: 8,144,407 km (0.082 R)
• M11: 9,173,491 km (0.098 R)
• M12: 9,389,211 km (0.054 R)
• M13: 10,402,438 km (0.103 R)
• M14: 11,486,723 km (0.103 R)
• M15: 16,982,051 km (0.086 R)
• M16: 20,064,814 km (0.032 R)
• M17: 22,025,145 km (0.044 R)
• M18: 25,463,802 km (0.103 R)
• M19: 27,088,584 km (0.066 R)
• M20: 29,244,140 km (0.114 R)
• M21: 29,594,648 km (0.088 R)
• M22: 34,021,997 km (0.084 R)
• M23: 34,280,202 km (0.112 R)
• M24: 38,730,590 km (0.063 R)
• M25: 39,294,873 km (0.034 R)
• M26: 40,295,682 km (0.115 R)
• M27: 43,703,223 km (0.115 R)
• M28: 48,756,938 km (0.105 R)
• M29: 50,078,486 km (0.104 R)
• M30: 50,916,533 km (0.045 R)
• M31: 53,661,205 km (0.112 R)
• M32: 56,864,843 km (0.059 R)
• M33: 57,410,876 km (0.089 R)
• M34: 58,884,115 km (0.062 R)
• M35: 68,256,422 km (0.08 R)
• M36: 68,667,068 km (0.119 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: 476 - 13,655 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit