🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.5

Radius: 13.1

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.72 AU - 1.14 AU

Year: 579 Days

Day: 11.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 91,520,216 km

• M1: 162,912 km (0.107 R)
• M2: 586,124 km (0.067 R)
• M3: 996,172 km (0.12 R)
• M4: 1,470,547 km (0.059 R)
• M5: 2,398,054 km (0.069 R)
• M6: 2,887,089 km (0.096 R)
• M7: 4,188,292 km (0.095 R)
• M8: 4,836,948 km (0.065 R)
• M9: 5,406,916 km (0.089 R)
• M10: 6,002,166 km (0.115 R)
• M11: 6,436,448 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.2

Radius: 9.8

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.93 AU - 1.25 AU

Year: 735 Days

Day: 10.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 91,520,216 km

• M1: 121,922 km (0.09 R)
• M2: 451,636 km (0.118 R)
• M3: 1,196,035 km (0.037 R)
• M4: 1,908,869 km (0.07 R)
• M5: 2,280,620 km (0.092 R)
• M6: 2,740,483 km (0.074 R)
• M7: 3,095,180 km (0.1 R)
• M8: 3,445,389 km (0.053 R)
• M9: 3,821,926 km (0.075 R)
• M10: 4,293,758 km (0.116 R)
• M11: 5,466,157 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.2

Radius: 9.3

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.99 AU - 6.67 AU

Year: 9089 Days

Day: 7.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,520,216 km

• M1: 116,537 km (0.085 R)
• M2: 414,685 km (0.075 R)
• M3: 1,267,692 km (0.101 R)
• M4: 2,070,135 km (0.092 R)
• M5: 2,679,747 km (0.093 R)
• M6: 3,665,148 km (0.092 R)
• M7: 4,445,600 km (0.115 R)
• M8: 5,208,100 km (0.085 R)
• M9: 5,620,841 km (0.087 R)
• M10: 6,228,208 km (0.07 R)
• M11: 6,548,048 km (0.042 R)
• M12: 9,194,435 km (0.104 R)
• M13: 10,379,250 km (0.116 R)
• M14: 11,241,083 km (0.072 R)
• M15: 11,877,772 km (0.105 R)
• M16: 13,574,511 km (0.084 R)
• M17: 13,932,199 km (0.072 R)
• M18: 18,440,182 km (0.112 R)
• M19: 20,471,571 km (0.068 R)
• M20: 21,420,770 km (0.057 R)
• M21: 22,316,262 km (0.111 R)
• M22: 24,444,142 km (0.11 R)
• M23: 35,313,176 km (0.093 R)
• M24: 40,978,896 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.7

Radius: 7.1

Gravity: 14.55 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.89 AU - 10.07 AU

Year: 15944 Days

Day: 18.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,520,216 km

• M1: 155,133 km (0.099 R)
• M2: 698,622 km (0.085 R)
• M3: 1,947,764 km (0.085 R)
• M4: 2,237,835 km (0.047 R)
• M5: 2,833,234 km (0.06 R)
• M6: 3,365,653 km (0.116 R)
• M7: 4,114,839 km (0.053 R)
• M8: 5,256,121 km (0.066 R)
• M9: 7,434,865 km (0.074 R)
• M10: 10,790,494 km (0.114 R)
• M11: 12,929,445 km (0.037 R)
• M12: 15,335,876 km (0.085 R)
• M13: 16,329,954 km (0.11 R)
• M14: 17,123,271 km (0.112 R)
• M15: 19,481,532 km (0.065 R)
• M16: 24,013,151 km (0.12 R)
• M17: 25,038,495 km (0.03 R)
• M18: 27,285,904 km (0.086 R)
• M19: 38,448,298 km (0.045 R)
• M20: 66,534,102 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.3

Radius: 5.3

Gravity: 31.27 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 9.06 AU - 12.78 AU

Year: 23300 Days

Day: 17.6 Hours

Environment

Temp: -241 °C

Axial Tilt: 134.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 91,520,216 km

• M1: 65,973 km (0.099 R)
• M2: 232,026 km (0.1 R)
• M3: 491,878 km (0.101 R)
• M4: 723,455 km (0.102 R)
• M5: 1,135,597 km (0.098 R)
• M6: 1,806,693 km (0.079 R)
• M7: 2,413,762 km (0.116 R)
• M8: 3,504,181 km (0.081 R)
• M9: 4,123,067 km (0.073 R)
• M10: 4,297,348 km (0.098 R)
• M11: 5,284,844 km (0.076 R)
• M12: 7,439,053 km (0.082 R)
• M13: 7,698,157 km (0.061 R)
• M14: 9,440,224 km (0.104 R)
• M15: 11,225,525 km (0.077 R)
• M16: 12,268,970 km (0.104 R)
• M17: 13,836,008 km (0.066 R)
• M18: 14,070,278 km (0.118 R)
• M19: 20,722,447 km (0.093 R)
• M20: 23,262,020 km (0.041 R)
• M21: 30,900,039 km (0.106 R)
• M22: 31,975,498 km (0.096 R)
• M23: 36,083,605 km (0.094 R)
• M24: 36,676,461 km (0.046 R)
• M25: 36,975,358 km (0.069 R)
• M26: 40,212,207 km (0.109 R)
• M27: 44,305,653 km (0.052 R)
• M28: 49,029,356 km (0.111 R)
• M29: 52,358,357 km (0.11 R)
• M30: 55,637,692 km (0.097 R)
• M31: 61,333,182 km (0.093 R)
• M32: 68,303,845 km (0.095 R)
• M33: 81,231,943 km (0.105 R)
• M34: 86,934,913 km (0.066 R)
• M35: 87,732,718 km (0.045 R)
• M36: 91,246,174 km (0.089 R)
• M37: 91,520,237 km (0.071 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 13,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit