🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.94 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.67 AU - 4.09 AU

Year: 2724 Days

Day: 29.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.91 AU - 5.55 AU

Year: 3667 Days

Day: 20.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.4

Radius: 10.2

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.32 AU - 6.74 AU

Year: 5948 Days

Day: 12 Hours

Environment

Temp: -152 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,110,051 km

• M1: 129,253 km (0.11 R)
• M2: 497,712 km (0.063 R)
• M3: 881,131 km (0.105 R)
• M4: 1,368,073 km (0.11 R)
• M5: 1,699,881 km (0.041 R)
• M6: 2,043,357 km (0.108 R)
• M7: 2,767,411 km (0.096 R)
• M8: 3,549,359 km (0.105 R)
• M9: 3,914,228 km (0.099 R)
• M10: 4,694,830 km (0.095 R)
• M11: 5,055,959 km (0.1 R)
• M12: 6,437,795 km (0.111 R)
• M13: 6,917,406 km (0.111 R)
• M14: 10,398,099 km (0.041 R)
• M15: 10,969,413 km (0.101 R)
• M16: 12,031,409 km (0.081 R)
• M17: 13,672,946 km (0.098 R)
• M18: 14,792,387 km (0.101 R)
• M19: 16,673,431 km (0.101 R)
• M20: 18,012,780 km (0.114 R)
• M21: 23,192,457 km (0.093 R)
• M22: 23,639,306 km (0.099 R)
• M23: 24,167,985 km (0.117 R)
• M24: 25,801,294 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.9

Radius: 10.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 10.43 AU - 15.25 AU

Year: 16400 Days

Day: 9.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,110,051 km

• M1: 131,646 km (0.025 R)
• M2: 656,585 km (0.075 R)
• M3: 1,025,045 km (0.116 R)
• M4: 2,065,947 km (0.078 R)
• M5: 2,532,393 km (0.047 R)
• M6: 3,601,270 km (0.115 R)
• M7: 4,728,340 km (0.113 R)
• M8: 8,281,738 km (0.116 R)
• M9: 13,625,374 km (0.082 R)
• M10: 15,475,301 km (0.102 R)
• M11: 17,636,841 km (0.112 R)
• M12: 18,168,961 km (0.058 R)
• M13: 21,761,404 km (0.111 R)
• M14: 31,633,517 km (0.073 R)
• M15: 36,913,125 km (0.078 R)
• M16: 43,298,710 km (0.086 R)
• M17: 43,850,427 km (0.073 R)
• M18: 48,286,004 km (0.065 R)
• M19: 49,477,401 km (0.044 R)
• M20: 50,994,174 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.8

Radius: 6.6

Gravity: 15.42 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 14.26 AU - 20.68 AU

Year: 26028 Days

Day: 19.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 90,110,051 km

• M1: 82,428 km (0.102 R)
• M2: 392,096 km (0.058 R)
• M3: 598,391 km (0.119 R)
• M4: 939,923 km (0.054 R)
• M5: 1,206,208 km (0.07 R)
• M6: 1,557,314 km (0.049 R)
• M7: 1,954,347 km (0.088 R)
• M8: 2,210,309 km (0.07 R)
• M9: 2,869,287 km (0.059 R)
• M10: 3,115,824 km (0.111 R)
• M11: 4,605,370 km (0.092 R)
• M12: 5,672,751 km (0.051 R)
• M13: 6,107,034 km (0.079 R)
• M14: 9,075,654 km (0.031 R)
• M15: 9,369,464 km (0.12 R)
• M16: 10,416,500 km (0.103 R)
• M17: 11,814,941 km (0.114 R)
• M18: 13,637,491 km (0.078 R)
• M19: 19,141,796 km (0.098 R)
• M20: 21,023,288 km (0.061 R)
• M21: 24,239,792 km (0.089 R)
• M22: 25,265,285 km (0.105 R)
• M23: 25,964,805 km (0.085 R)
• M24: 27,769,853 km (0.113 R)
• M25: 30,174,339 km (0.069 R)
• M26: 33,127,850 km (0.103 R)
• M27: 45,317,533 km (0.061 R)
• M28: 46,349,459 km (0.117 R)
• M29: 48,818,124 km (0.12 R)
• M30: 52,683,284 km (0.1 R)
• M31: 75,576,096 km (0.105 R)
• M32: 84,297,951 km (0.09 R)
• M33: 85,075,411 km (0.117 R)
• M34: 89,570,977 km (0.117 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 14,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit