🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.9

Radius: 13.9

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.75 AU - 0.87 AU

Year: 512 Days

Day: 5.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,532,091 km

• M1: 172,935 km (0.103 R)
• M2: 659,876 km (0.099 R)
• M3: 1,159,533 km (0.06 R)
• M4: 1,711,400 km (0.048 R)
• M5: 2,299,918 km (0.086 R)
• M6: 3,077,228 km (0.067 R)
• M7: 3,564,169 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.9

Radius: 12.7

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.87 AU - 1.33 AU

Year: 811 Days

Day: 6.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,532,091 km

• M1: 157,975 km (0.078 R)
• M2: 718,668 km (0.1 R)
• M3: 1,122,433 km (0.113 R)
• M4: 1,616,555 km (0.074 R)
• M5: 2,190,412 km (0.102 R)
• M6: 2,966,376 km (0.073 R)
• M7: 3,646,149 km (0.092 R)
• M8: 4,262,941 km (0.102 R)
• M9: 4,964,854 km (0.089 R)
• M10: 6,113,317 km (0.109 R)
• M11: 6,559,867 km (0.118 R)
• M12: 7,132,826 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.1

Radius: 11.2

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.97 AU - 4.47 AU

Year: 5043 Days

Day: 14.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,532,091 km

• M1: 139,874 km (0.118 R)
• M2: 586,424 km (0.105 R)
• M3: 963,261 km (0.087 R)
• M4: 1,366,427 km (0.088 R)
• M5: 1,858,903 km (0.054 R)
• M6: 3,521,833 km (0.085 R)
• M7: 4,086,715 km (0.096 R)
• M8: 5,450,000 km (0.115 R)
• M9: 7,635,475 km (0.12 R)
• M10: 8,725,894 km (0.033 R)
• M11: 9,571,721 km (0.03 R)
• M12: 12,483,942 km (0.043 R)
• M13: 13,750,288 km (0.086 R)
• M14: 14,389,819 km (0.092 R)
• M15: 16,702,153 km (0.102 R)
• M16: 20,683,402 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 950.6

Radius: 7.4

Gravity: 17.36 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.44 AU - 6.94 AU

Year: 9541 Days

Day: 24.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,532,091 km

• M1: 95,294 km (0.091 R)
• M2: 346,169 km (0.063 R)
• M3: 635,342 km (0.08 R)
• M4: 1,574,069 km (0.062 R)
• M5: 1,851,274 km (0.096 R)
• M6: 2,124,888 km (0.105 R)
• M7: 2,367,087 km (0.079 R)
• M8: 2,797,779 km (0.112 R)
• M9: 4,118,878 km (0.089 R)
• M10: 4,558,397 km (0.084 R)
• M11: 5,192,542 km (0.106 R)
• M12: 8,557,297 km (0.106 R)
• M13: 10,027,994 km (0.12 R)
• M14: 10,288,444 km (0.087 R)
• M15: 11,042,118 km (0.081 R)
• M16: 13,842,441 km (0.099 R)
• M17: 16,069,953 km (0.036 R)
• M18: 20,213,066 km (0.077 R)
• M19: 20,966,441 km (0.097 R)
• M20: 24,731,670 km (0.078 R)
• M21: 25,112,247 km (0.109 R)
• M22: 25,496,713 km (0.074 R)
• M23: 30,967,806 km (0.073 R)
• M24: 32,306,857 km (0.104 R)
• M25: 37,672,334 km (0.094 R)
• M26: 41,028,114 km (0.119 R)
• M27: 41,294,248 km (0.101 R)
• M28: 41,829,958 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.3

Radius: 3

Gravity: 18.14 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 7.62 AU - 9.1 AU

Year: 16991 Days

Day: 19.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,532,091 km

• M1: 37,399 km (0.079 R)
• M2: 134,488 km (0.117 R)
• M3: 313,856 km (0.118 R)
• M4: 763,398 km (0.075 R)
• M5: 888,163 km (0.036 R)
• M6: 1,016,069 km (0.094 R)
• M7: 1,515,726 km (0.118 R)
• M8: 1,728,753 km (0.083 R)
• M9: 1,865,785 km (0.102 R)
• M10: 2,144,485 km (0.104 R)
• M11: 2,723,130 km (0.061 R)
• M12: 5,982,568 km (0.091 R)
• M13: 7,033,793 km (0.056 R)
• M14: 7,663,450 km (0.112 R)
• M15: 8,899,129 km (0.067 R)
• M16: 9,634,701 km (0.108 R)
• M17: 11,383,201 km (0.069 R)
• M18: 13,927,562 km (0.081 R)
• M19: 14,979,684 km (0.055 R)
• M20: 18,090,123 km (0.096 R)
• M21: 19,871,983 km (0.106 R)
• M22: 20,490,869 km (0.074 R)
• M23: 21,122,621 km (0.058 R)
• M24: 24,301,426 km (0.094 R)
• M25: 29,246,384 km (0.089 R)
• M26: 36,518,785 km (0.037 R)
• M27: 38,389,207 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.6

Radius: 3.3

Gravity: 29.35 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 8.02 AU - 9.52 AU

Year: 18256 Days

Day: 22.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 116 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,532,091 km

• M1: 41,887 km (0.11 R)
• M2: 146,905 km (0.065 R)
• M3: 353,949 km (0.116 R)
• M4: 505,192 km (0.115 R)
• M5: 2,739,436 km (0.086 R)
• M6: 3,672,927 km (0.099 R)
• M7: 6,177,943 km (0.06 R)
• M8: 6,450,361 km (0.088 R)
• M9: 8,162,957 km (0.108 R)
• M10: 9,996,429 km (0.083 R)
• M11: 10,756,386 km (0.107 R)
• M12: 10,980,334 km (0.104 R)
• M13: 11,093,580 km (0.114 R)
• M14: 14,519,670 km (0.032 R)
• M15: 18,749,999 km (0.088 R)
• M16: 20,409,637 km (0.073 R)
• M17: 21,363,025 km (0.103 R)
• M18: 22,074,662 km (0.055 R)
• M19: 30,637,046 km (0.071 R)
• M20: 34,724,359 km (0.093 R)
• M21: 40,090,883 km (0.112 R)
• M22: 41,445,342 km (0.106 R)
• M23: 41,582,374 km (0.103 R)
• M24: 51,315,361 km (0.093 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: 346 - 16,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit