🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.6

Radius: 10.7

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.89 AU - 1.07 AU

Year: 636 Days

Day: 8.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,850,679 km

• M1: 133,441 km (0.101 R)
• M2: 533,316 km (0.101 R)
• M3: 970,441 km (0.116 R)
• M4: 1,440,927 km (0.067 R)
• M5: 1,818,362 km (0.087 R)
• M6: 2,391,172 km (0.098 R)
• M7: 3,014,247 km (0.09 R)
• M8: 3,503,881 km (0.097 R)
• M9: 4,394,737 km (0.091 R)
• M10: 4,870,607 km (0.117 R)
• M11: 5,683,074 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.7

Radius: 9.1

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.2 AU - 1.96 AU

Year: 1303 Days

Day: 13.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,850,679 km

• M1: 113,096 km (0.061 R)
• M2: 458,966 km (0.075 R)
• M3: 772,523 km (0.058 R)
• M4: 1,234,033 km (0.034 R)
• M5: 2,189,365 km (0.104 R)
• M6: 2,818,873 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.5

Radius: 14.2

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.48 AU - 1.98 AU

Year: 1493 Days

Day: 13.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,850,679 km

• M1: 176,525 km (0.094 R)
• M2: 736,620 km (0.071 R)
• M3: 1,180,626 km (0.119 R)
• M4: 1,822,700 km (0.095 R)
• M5: 2,568,895 km (0.114 R)
• M6: 5,542,152 km (0.09 R)
• M7: 7,016,888 km (0.027 R)
• M8: 8,073,498 km (0.085 R)
• M9: 8,883,122 km (0.108 R)
• M10: 10,373,416 km (0.101 R)
• M11: 11,128,137 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.8

Radius: 13.8

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.97 AU - 2.87 AU

Year: 2470 Days

Day: 13.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,850,679 km

• M1: 171,589 km (0.07 R)
• M2: 616,194 km (0.036 R)
• M3: 1,049,279 km (0.08 R)
• M4: 1,963,173 km (0.073 R)
• M5: 4,062,929 km (0.07 R)
• M6: 4,615,094 km (0.106 R)
• M7: 5,387,917 km (0.058 R)
• M8: 6,925,185 km (0.031 R)
• M9: 7,466,729 km (0.066 R)
• M10: 9,626,025 km (0.073 R)
• M11: 10,534,233 km (0.081 R)
• M12: 11,416,412 km (0.105 R)
• M13: 12,217,209 km (0.054 R)
• M14: 13,236,569 km (0.047 R)
• M15: 14,797,025 km (0.101 R)
• M16: 15,596,476 km (0.118 R)
• M17: 17,227,242 km (0.1 R)
• M18: 18,112,113 km (0.053 R)
• M19: 20,153,376 km (0.026 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.9

Radius: 12.9

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.16 AU - 3.34 AU

Year: 2992 Days

Day: 12.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,850,679 km

• M1: 161,267 km (0.083 R)
• M2: 580,290 km (0.1 R)
• M3: 1,029,383 km (0.075 R)
• M4: 1,434,195 km (0.059 R)
• M5: 2,290,942 km (0.12 R)
• M6: 2,719,689 km (0.108 R)
• M7: 3,483,087 km (0.098 R)
• M8: 3,955,218 km (0.07 R)
• M9: 5,194,636 km (0.112 R)
• M10: 5,610,519 km (0.108 R)
• M11: 6,878,211 km (0.089 R)
• M12: 7,441,896 km (0.108 R)
• M13: 8,427,746 km (0.111 R)
• M14: 10,048,788 km (0.068 R)
• M15: 11,374,225 km (0.095 R)
• M16: 12,292,008 km (0.059 R)
• M17: 12,901,320 km (0.111 R)
• M18: 13,394,245 km (0.084 R)
• M19: 13,899,587 km (0.042 R)
• M20: 15,144,989 km (0.066 R)
• M21: 15,643,300 km (0.11 R)
• M22: 17,150,797 km (0.088 R)
• M23: 18,639,296 km (0.071 R)
• M24: 19,386,089 km (0.117 R)
• M25: 19,914,618 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.4

Radius: 5.6

Gravity: 19.46 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.9 AU - 10.52 AU

Year: 19849 Days

Day: 24.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,850,679 km

• M1: 70,909 km (0.073 R)
• M2: 568,921 km (0.065 R)
• M3: 743,651 km (0.1 R)
• M4: 1,026,241 km (0.115 R)
• M5: 1,424,022 km (0.045 R)
• M6: 1,736,831 km (0.076 R)
• M7: 1,919,191 km (0.116 R)
• M8: 2,258,928 km (0.082 R)
• M9: 2,733,003 km (0.057 R)
• M10: 3,465,285 km (0.111 R)
• M11: 4,904,566 km (0.077 R)
• M12: 5,196,731 km (0.05 R)
• M13: 5,896,699 km (0.103 R)
• M14: 6,835,276 km (0.045 R)
• M15: 7,434,715 km (0.111 R)
• M16: 8,424,305 km (0.098 R)
• M17: 9,610,915 km (0.054 R)
• M18: 10,661,541 km (0.057 R)
• M19: 12,377,877 km (0.03 R)
• M20: 14,123,685 km (0.111 R)
• M21: 14,715,344 km (0.096 R)
• M22: 16,589,506 km (0.096 R)
• M23: 17,923,919 km (0.046 R)
• M24: 24,502,336 km (0.092 R)
• M25: 31,516,980 km (0.038 R)
• M26: 32,018,731 km (0.047 R)
• M27: 34,874,405 km (0.051 R)
• M28: 39,324,343 km (0.067 R)
• M29: 41,235,307 km (0.12 R)
• M30: 42,899,882 km (0.063 R)
• M31: 45,400,261 km (0.05 R)
• M32: 48,493,646 km (0.093 R)
• M33: 54,195,269 km (0.074 R)
• M34: 59,751,933 km (0.085 R)
• M35: 61,295,334 km (0.097 R)
• M36: 62,865,214 km (0.046 R)
• M37: 66,906,600 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 15,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit