🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.47 AU - 0.61 AU

Year: 139 Days

Day: 16.4 Hours

Environment

Temp: 200 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,959,439 km

• M1: 56,548 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.74 AU - 1.16 AU

Year: 324 Days

Day: 14.3 Hours

Environment

Temp: 170 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.43 AU - 1.69 AU

Year: 682 Days

Day: 47.2 Hours

Environment

Temp: -5 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,959,439 km

• M1: 31,715 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.8 AU - 1.94 AU

Year: 895 Days

Day: 14.9 Hours

Environment

Temp: -47 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,959,439 km

• M1: 563,984 km (0.101 R)
• M2: 977,024 km (0.057 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.11 AU - 2.61 AU

Year: 1268 Days

Day: 35.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.74 AU - 3.04 AU

Year: 1719 Days

Day: 25.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.9 AU - 3.04 AU

Year: 1791 Days

Day: 35.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,959,439 km

• M1: 299,944 km (0.086 R)
• M2: 1,316,162 km (0.117 R)

Asteroid Belt

Center: 7.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.3

Radius: 11.7

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.93 AU - 13.69 AU

Year: 14199 Days

Day: 6.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,959,439 km

• M1: 145,559 km (0.095 R)
• M2: 575,353 km (0.112 R)
• M3: 1,332,618 km (0.082 R)
• M4: 2,786,709 km (0.083 R)
• M5: 3,531,707 km (0.032 R)
• M6: 4,022,537 km (0.113 R)
• M7: 4,435,427 km (0.089 R)
• M8: 7,111,135 km (0.117 R)
• M9: 7,629,043 km (0.066 R)
• M10: 8,935,930 km (0.026 R)
• M11: 10,441,333 km (0.034 R)
• M12: 12,537,498 km (0.092 R)
• M13: 13,230,436 km (0.11 R)
• M14: 13,619,091 km (0.079 R)
• M15: 14,487,357 km (0.055 R)
• M16: 15,822,219 km (0.111 R)
• M17: 17,314,308 km (0.033 R)
• M18: 17,936,785 km (0.089 R)
• M19: 19,143,890 km (0.119 R)
• M20: 19,809,451 km (0.103 R)
• M21: 21,098,984 km (0.105 R)
• M22: 21,899,034 km (0.1 R)
• M23: 23,277,429 km (0.112 R)
• M24: 23,844,704 km (0.061 R)
• M25: 25,204,100 km (0.113 R)
• M26: 25,802,342 km (0.1 R)
• M27: 26,614,658 km (0.097 R)
• M28: 27,864,997 km (0.108 R)
• M29: 29,482,449 km (0.102 R)
• M30: 42,177,474 km (0.114 R)
• M31: 46,956,079 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.2

Radius: 3.4

Gravity: 33.06 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 10.92 AU - 17.02 AU

Year: 18267 Days

Day: 24.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 55,959,439 km

• M1: 42,935 km (0.067 R)
• M2: 225,594 km (0.066 R)
• M3: 397,482 km (0.047 R)
• M4: 587,920 km (0.048 R)
• M5: 1,321,996 km (0.106 R)
• M6: 1,570,478 km (0.094 R)
• M7: 1,955,095 km (0.07 R)
• M8: 2,102,598 km (0.112 R)
• M9: 3,813,549 km (0.103 R)
• M10: 5,815,318 km (0.091 R)
• M11: 6,397,403 km (0.063 R)
• M12: 6,518,278 km (0.098 R)
• M13: 7,676,316 km (0.097 R)
• M14: 7,997,502 km (0.072 R)
• M15: 8,375,536 km (0.056 R)
• M16: 9,739,420 km (0.119 R)
• M17: 10,335,268 km (0.116 R)
• M18: 11,012,348 km (0.036 R)
• M19: 11,361,809 km (0.109 R)
• M20: 13,615,501 km (0.049 R)
• M21: 17,371,006 km (0.089 R)
• M22: 18,245,256 km (0.075 R)
• M23: 19,315,778 km (0.108 R)
• M24: 19,568,598 km (0.117 R)
• M25: 20,689,984 km (0.044 R)
• M26: 21,221,655 km (0.091 R)
• M27: 21,490,781 km (0.11 R)
• M28: 23,059,614 km (0.111 R)
• M29: 25,603,975 km (0.105 R)
• M30: 28,437,957 km (0.087 R)
• M31: 30,212,188 km (0.119 R)
• M32: 34,347,671 km (0.09 R)
• M33: 35,848,138 km (0.104 R)
• M34: 37,131,388 km (0.101 R)
• M35: 39,382,537 km (0.071 R)
• M36: 42,286,980 km (0.048 R)
• M37: 46,527,930 km (0.061 R)
• M38: 50,245,138 km (0.1 R)
• M39: 52,175,698 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.2

Radius: 4

Gravity: 13.51 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 14.96 AU - 17.1 AU

Year: 22453 Days

Day: 15.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,959,439 km

• M1: 89,160 km (0.077 R)
• M2: 421,268 km (0.069 R)
• M3: 574,905 km (0.046 R)
• M4: 813,064 km (0.114 R)
• M5: 1,174,792 km (0.107 R)
• M6: 1,470,547 km (0.083 R)
• M7: 2,132,966 km (0.074 R)
• M8: 2,286,155 km (0.112 R)
• M9: 3,791,408 km (0.11 R)
• M10: 4,251,422 km (0.098 R)
• M11: 6,954,955 km (0.095 R)
• M12: 8,002,140 km (0.043 R)
• M13: 8,140,069 km (0.081 R)
• M14: 9,921,032 km (0.048 R)
• M15: 10,295,176 km (0.108 R)
• M16: 12,065,966 km (0.054 R)
• M17: 14,096,458 km (0.114 R)
• M18: 15,617,569 km (0.057 R)
• M19: 16,270,115 km (0.117 R)
• M20: 20,572,101 km (0.042 R)
• M21: 21,267,731 km (0.079 R)
• M22: 25,873,849 km (0.103 R)
• M23: 27,198,838 km (0.083 R)
• M24: 28,461,294 km (0.097 R)
• M25: 34,628,167 km (0.074 R)
• M26: 36,360,959 km (0.103 R)
• M27: 36,739,591 km (0.05 R)
• M28: 38,803,743 km (0.101 R)
• M29: 39,998,132 km (0.084 R)
• M30: 45,897,076 km (0.109 R)
• M31: 49,515,100 km (0.063 R)
• M32: 50,448,292 km (0.102 R)
• M33: 54,298,791 km (0.065 R)
• M34: 54,628,355 km (0.111 R)
• M35: 55,125,020 km (0.092 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 13,467 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit