🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.62 AU - 0.76 AU

Year: 217 Days

Day: 34.2 Hours

Environment

Temp: 141 °C

Axial Tilt: 45.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.39 AU - 3.91 AU

Year: 2641 Days

Day: 44.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.63 AU - 3.83 AU

Year: 2728 Days

Day: 46.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.2

Radius: 11.7

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.75 AU - 6.05 AU

Year: 4108 Days

Day: 9.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,201,744 km

• M1: 147,952 km (0.034 R)
• M2: 650,900 km (0.118 R)
• M3: 1,155,045 km (0.092 R)
• M4: 1,738,327 km (0.101 R)
• M5: 2,106,637 km (0.115 R)
• M6: 2,742,129 km (0.073 R)
• M7: 3,422,051 km (0.062 R)
• M8: 4,257,256 km (0.077 R)
• M9: 4,661,918 km (0.065 R)
• M10: 6,988,315 km (0.1 R)
• M11: 9,198,623 km (0.113 R)
• M12: 10,043,103 km (0.083 R)
• M13: 12,888,006 km (0.078 R)
• M14: 14,153,006 km (0.053 R)
• M15: 14,735,091 km (0.098 R)
• M16: 15,666,039 km (0.087 R)
• M17: 16,060,528 km (0.085 R)
• M18: 16,519,644 km (0.108 R)
• M19: 17,584,631 km (0.054 R)
• M20: 18,072,470 km (0.114 R)
• M21: 19,202,981 km (0.1 R)
• M22: 21,328,468 km (0.029 R)
• M23: 22,305,940 km (0.087 R)
• M24: 23,606,394 km (0.107 R)
• M25: 24,956,665 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916

Radius: 13.4

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4 AU - 6.44 AU

Year: 4517 Days

Day: 13.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,201,744 km

• M1: 166,652 km (0.098 R)
• M2: 610,359 km (0.091 R)
• M3: 1,161,029 km (0.08 R)
• M4: 1,621,342 km (0.056 R)
• M5: 2,160,492 km (0.094 R)
• M6: 3,117,919 km (0.096 R)
• M7: 4,316,946 km (0.118 R)
• M8: 5,008,836 km (0.055 R)
• M9: 5,923,477 km (0.102 R)
• M10: 7,289,455 km (0.056 R)
• M11: 8,234,764 km (0.099 R)
• M12: 8,976,022 km (0.11 R)
• M13: 11,094,328 km (0.102 R)
• M14: 16,177,663 km (0.046 R)
• M15: 17,466,898 km (0.093 R)
• M16: 18,691,506 km (0.103 R)
• M17: 19,358,563 km (0.045 R)
• M18: 20,953,276 km (0.054 R)
• M19: 22,708,957 km (0.117 R)
• M20: 23,392,021 km (0.108 R)
• M21: 27,014,832 km (0.099 R)
• M22: 27,781,970 km (0.05 R)
• M23: 28,915,473 km (0.115 R)
• M24: 29,538,548 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.6

Radius: 13.5

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.33 AU - 6.65 AU

Year: 4872 Days

Day: 11.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,201,744 km

• M1: 168,148 km (0.03 R)
• M2: 645,365 km (0.098 R)
• M3: 1,130,062 km (0.088 R)
• M4: 1,975,889 km (0.1 R)
• M5: 2,829,943 km (0.114 R)
• M6: 4,151,939 km (0.052 R)
• M7: 4,857,892 km (0.109 R)
• M8: 5,761,463 km (0.043 R)
• M9: 6,641,547 km (0.08 R)
• M10: 7,429,928 km (0.071 R)
• M11: 8,748,483 km (0.052 R)
• M12: 9,653,850 km (0.076 R)
• M13: 11,459,197 km (0.077 R)
• M14: 11,943,744 km (0.05 R)
• M15: 12,492,469 km (0.055 R)
• M16: 13,640,783 km (0.06 R)
• M17: 16,026,569 km (0.085 R)
• M18: 16,449,782 km (0.071 R)
• M19: 17,318,497 km (0.119 R)
• M20: 19,215,099 km (0.097 R)
• M21: 20,530,662 km (0.11 R)
• M22: 21,757,963 km (0.108 R)
• M23: 24,757,550 km (0.117 R)
• M24: 25,405,309 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.1

Radius: 7.7

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 11.51 AU - 16.07 AU

Year: 19395 Days

Day: 20.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,201,744 km

• M1: 95,743 km (0.083 R)
• M2: 613,800 km (0.035 R)
• M3: 1,073,514 km (0.109 R)
• M4: 2,406,731 km (0.089 R)
• M5: 2,674,810 km (0.117 R)
• M6: 5,422,175 km (0.115 R)
• M7: 5,959,082 km (0.112 R)
• M8: 6,336,517 km (0.104 R)
• M9: 7,139,110 km (0.099 R)
• M10: 15,373,276 km (0.079 R)
• M11: 17,877,993 km (0.06 R)
• M12: 21,244,992 km (0.113 R)
• M13: 24,819,035 km (0.118 R)
• M14: 38,941,223 km (0.084 R)
• M15: 45,107,348 km (0.073 R)
• M16: 46,267,629 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.3

Radius: 3.2

Gravity: 29.62 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 15.38 AU - 17.24 AU

Year: 24948 Days

Day: 15.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,201,744 km

• M1: 39,793 km (0.117 R)
• M2: 352,602 km (0.117 R)
• M3: 465,100 km (0.059 R)
• M4: 825,331 km (0.038 R)
• M5: 1,051,823 km (0.068 R)
• M6: 1,467,256 km (0.109 R)
• M7: 1,781,561 km (0.045 R)
• M8: 2,324,153 km (0.043 R)
• M9: 3,278,886 km (0.037 R)
• M10: 4,770,975 km (0.084 R)
• M11: 5,918,391 km (0.086 R)
• M12: 12,347,210 km (0.099 R)
• M13: 13,143,968 km (0.102 R)
• M14: 14,044,996 km (0.108 R)
• M15: 14,258,622 km (0.062 R)
• M16: 14,986,415 km (0.115 R)
• M17: 15,891,931 km (0.114 R)
• M18: 16,358,228 km (0.09 R)
• M19: 17,728,544 km (0.062 R)
• M20: 19,086,444 km (0.104 R)
• M21: 22,103,085 km (0.115 R)
• M22: 23,774,393 km (0.117 R)
• M23: 24,179,504 km (0.054 R)
• M24: 25,003,489 km (0.067 R)
• M25: 26,598,801 km (0.085 R)
• M26: 38,303,488 km (0.113 R)
• M27: 38,442,165 km (0.108 R)
• M28: 40,418,353 km (0.111 R)
• M29: 41,870,649 km (0.074 R)
• M30: 54,586,468 km (0.065 R)
• M31: 55,468,198 km (0.089 R)
• M32: 58,353,193 km (0.095 R)
• M33: 59,274,865 km (0.079 R)
• M34: 61,907,189 km (0.101 R)
• M35: 64,420,284 km (0.119 R)
• M36: 65,602,705 km (0.057 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 14,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit