🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.55 AU - 2.19 AU

Year: 948 Days

Day: 22.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,762,410 km

• M1: 34,707 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.98 AU - 2.72 AU

Year: 1336 Days

Day: 42.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.72 AU - 4.46 AU

Year: 3068 Days

Day: 31.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.1

Radius: 12.9

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.56 AU - 5.94 AU

Year: 3839 Days

Day: 11.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 125.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,762,410 km

• M1: 165,306 km (0.062 R)
• M2: 827,276 km (0.115 R)
• M3: 1,508,096 km (0.062 R)
• M4: 2,354,072 km (0.114 R)
• M5: 3,277,091 km (0.087 R)
• M6: 4,561,389 km (0.102 R)
• M7: 5,418,734 km (0.087 R)
• M8: 6,992,504 km (0.038 R)
• M9: 10,108,627 km (0.088 R)
• M10: 11,187,826 km (0.12 R)
• M11: 15,241,779 km (0.05 R)
• M12: 17,428,750 km (0.069 R)
• M13: 21,185,452 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.1

Radius: 9.3

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.5 AU - 7.12 AU

Year: 6591 Days

Day: 11.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,762,410 km

• M1: 145,858 km (0.063 R)
• M2: 555,008 km (0.068 R)
• M3: 940,223 km (0.108 R)
• M4: 2,242,622 km (0.094 R)
• M5: 6,963,182 km (0.117 R)
• M6: 7,331,792 km (0.095 R)
• M7: 9,779,512 km (0.082 R)
• M8: 11,719,946 km (0.115 R)
• M9: 12,671,837 km (0.069 R)
• M10: 13,503,751 km (0.086 R)
• M11: 13,904,224 km (0.117 R)
• M12: 14,728,958 km (0.035 R)
• M13: 15,836,879 km (0.076 R)
• M14: 26,330,721 km (0.083 R)
• M15: 27,959,244 km (0.119 R)
• M16: 29,176,522 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.2

Radius: 13.4

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 7.84 AU - 12.64 AU

Year: 12152 Days

Day: 14.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,762,410 km

• M1: 166,802 km (0.051 R)
• M2: 689,048 km (0.107 R)
• M3: 1,129,314 km (0.066 R)
• M4: 1,830,031 km (0.066 R)
• M5: 2,428,273 km (0.105 R)
• M6: 2,943,488 km (0.096 R)
• M7: 5,248,043 km (0.117 R)
• M8: 7,643,254 km (0.119 R)
• M9: 9,931,055 km (0.103 R)
• M10: 10,471,402 km (0.025 R)
• M11: 12,150,339 km (0.101 R)
• M12: 12,895,336 km (0.108 R)
• M13: 14,613,767 km (0.117 R)
• M14: 16,705,594 km (0.096 R)
• M15: 19,072,382 km (0.05 R)
• M16: 23,406,382 km (0.09 R)
• M17: 26,464,013 km (0.037 R)
• M18: 26,981,023 km (0.097 R)
• M19: 27,822,212 km (0.053 R)
• M20: 34,207,947 km (0.114 R)
• M21: 38,527,136 km (0.117 R)
• M22: 43,914,156 km (0.102 R)
• M23: 47,619,695 km (0.085 R)
• M24: 50,413,435 km (0.066 R)
• M25: 51,528,837 km (0.089 R)
• M26: 54,139,918 km (0.105 R)
• M27: 57,181,692 km (0.033 R)
• M28: 57,872,684 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.6

Radius: 5.9

Gravity: 27.62 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.17 AU - 16.01 AU

Year: 18579 Days

Day: 17 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 72,762,410 km

• M1: 74,051 km (0.102 R)
• M2: 290,968 km (0.104 R)
• M3: 546,032 km (0.045 R)
• M4: 948,151 km (0.079 R)
• M5: 1,207,704 km (0.084 R)
• M6: 1,417,141 km (0.11 R)
• M7: 2,009,249 km (0.096 R)
• M8: 2,196,396 km (0.089 R)
• M9: 3,092,936 km (0.101 R)
• M10: 3,791,708 km (0.116 R)
• M11: 4,954,831 km (0.12 R)
• M12: 5,298,906 km (0.118 R)
• M13: 6,652,318 km (0.042 R)
• M14: 7,910,137 km (0.107 R)
• M15: 8,274,109 km (0.078 R)
• M16: 9,962,171 km (0.056 R)
• M17: 10,572,381 km (0.047 R)
• M18: 14,535,228 km (0.054 R)
• M19: 16,548,516 km (0.069 R)
• M20: 17,143,916 km (0.089 R)
• M21: 19,387,435 km (0.111 R)
• M22: 19,669,128 km (0.117 R)
• M23: 21,020,146 km (0.084 R)
• M24: 27,989,313 km (0.053 R)
• M25: 28,228,819 km (0.09 R)
• M26: 31,083,745 km (0.116 R)
• M27: 38,235,869 km (0.109 R)
• M28: 38,976,379 km (0.115 R)
• M29: 42,981,862 km (0.112 R)
• M30: 43,621,393 km (0.1 R)
• M31: 50,017,749 km (0.054 R)
• M32: 50,547,774 km (0.09 R)
• M33: 54,923,961 km (0.081 R)
• M34: 57,783,524 km (0.1 R)
• M35: 58,758,304 km (0.057 R)
• M36: 60,540,463 km (0.106 R)
• M37: 61,748,466 km (0.065 R)
• M38: 69,554,782 km (0.099 R)
• M39: 74,035,986 km (0.086 R)
• M40: 74,494,504 km (0.025 R)
• M41: 77,756,784 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.4

Radius: 7.8

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 13.95 AU - 21.33 AU

Year: 27476 Days

Day: 23.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,762,410 km

• M1: 169,644 km (0.117 R)
• M2: 881,281 km (0.072 R)
• M3: 1,126,921 km (0.113 R)
• M4: 2,325,200 km (0.068 R)
• M5: 10,080,353 km (0.038 R)
• M6: 10,915,259 km (0.114 R)
• M7: 11,795,343 km (0.12 R)
• M8: 13,696,283 km (0.066 R)
• M9: 26,993,889 km (0.035 R)
• M10: 40,456,201 km (0.12 R)
• M11: 46,155,281 km (0.036 R)
• M12: 61,614,875 km (0.083 R)
• M13: 65,599,713 km (0.092 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 19,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit