🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.38 AU - 0.64 AU

Year: 134 Days

Day: 24.9 Hours

Environment

Temp: 251 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,373,570 km

• M1: 82,428 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.68 AU - 0.92 AU

Year: 263 Days

Day: 35 Hours

Environment

Temp: 91 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,373,570 km

• M1: 18,700 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.83 AU - 1.25 AU

Year: 389 Days

Day: 48 Hours

Environment

Temp: 14 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.18 AU - 1.62 AU

Year: 608 Days

Day: 35.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,373,570 km

• M1: 23,487 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.36 AU - 1.94 AU

Year: 778 Days

Day: 16.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.49 AU - 1.93 AU

Year: 821 Days

Day: 27.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,373,570 km

• M1: 669,151 km (0.118 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.34 AU - 3.78 AU

Year: 1965 Days

Day: 40.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.5

Radius: 6.3

Gravity: 23.8 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 10.63 AU - 16.41 AU

Year: 18249 Days

Day: 22.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,373,570 km

• M1: 84,224 km (0.103 R)
• M2: 326,123 km (0.029 R)
• M3: 641,625 km (0.082 R)
• M4: 972,985 km (0.115 R)
• M5: 1,542,803 km (0.067 R)
• M6: 2,100,952 km (0.101 R)
• M7: 2,810,645 km (0.045 R)
• M8: 3,948,636 km (0.108 R)
• M9: 4,836,050 km (0.087 R)
• M10: 7,526,269 km (0.062 R)
• M11: 7,927,042 km (0.079 R)
• M12: 8,662,315 km (0.077 R)
• M13: 12,541,687 km (0.069 R)
• M14: 13,832,567 km (0.114 R)
• M15: 15,527,511 km (0.111 R)
• M16: 15,768,812 km (0.077 R)
• M17: 17,270,177 km (0.096 R)
• M18: 19,791,050 km (0.116 R)
• M19: 21,634,994 km (0.111 R)
• M20: 25,660,672 km (0.069 R)
• M21: 28,927,740 km (0.082 R)
• M22: 37,127,050 km (0.111 R)
• M23: 42,220,259 km (0.098 R)
• M24: 43,802,406 km (0.064 R)
• M25: 45,423,598 km (0.052 R)
• M26: 53,216,002 km (0.099 R)
• M27: 54,133,186 km (0.075 R)
• M28: 54,502,992 km (0.105 R)
• M29: 62,055,590 km (0.072 R)
• M30: 65,765,019 km (0.118 R)
• M31: 69,619,558 km (0.075 R)
• M32: 79,670,141 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135

Radius: 5

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 13.1 AU - 20.24 AU

Year: 24985 Days

Day: 24.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,373,570 km

• M1: 62,233 km (0.119 R)
• M2: 284,386 km (0.101 R)
• M3: 442,511 km (0.113 R)
• M4: 662,270 km (0.096 R)
• M5: 835,205 km (0.105 R)
• M6: 1,517,670 km (0.102 R)
• M7: 1,839,455 km (0.109 R)
• M8: 3,105,203 km (0.11 R)
• M9: 8,006,029 km (0.115 R)
• M10: 8,879,382 km (0.028 R)
• M11: 9,167,956 km (0.103 R)
• M12: 9,713,091 km (0.106 R)
• M13: 13,321,541 km (0.084 R)
• M14: 14,020,462 km (0.119 R)
• M15: 14,810,339 km (0.095 R)
• M16: 18,190,802 km (0.114 R)
• M17: 20,681,457 km (0.067 R)
• M18: 22,581,051 km (0.107 R)
• M19: 27,324,350 km (0.07 R)
• M20: 28,140,107 km (0.119 R)
• M21: 31,123,239 km (0.052 R)
• M22: 36,593,135 km (0.105 R)
• M23: 43,353,613 km (0.036 R)
• M24: 43,629,022 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 412.8

Radius: 5.1

Gravity: 15.87 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 16.21 AU - 20.63 AU

Year: 29021 Days

Day: 25 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,373,570 km

• M1: 63,429 km (0.058 R)
• M2: 284,535 km (0.067 R)
• M3: 489,634 km (0.1 R)
• M4: 712,086 km (0.104 R)
• M5: 881,431 km (0.051 R)
• M6: 1,683,574 km (0.048 R)
• M7: 1,909,318 km (0.105 R)
• M8: 2,468,365 km (0.095 R)
• M9: 3,241,786 km (0.08 R)
• M10: 4,098,982 km (0.107 R)
• M11: 4,369,305 km (0.098 R)
• M12: 6,562,111 km (0.082 R)
• M13: 6,838,567 km (0.065 R)
• M14: 7,074,932 km (0.114 R)
• M15: 8,500,450 km (0.032 R)
• M16: 9,223,307 km (0.111 R)
• M17: 11,973,963 km (0.068 R)
• M18: 13,461,116 km (0.066 R)
• M19: 14,058,759 km (0.072 R)
• M20: 14,518,473 km (0.082 R)
• M21: 15,387,039 km (0.116 R)
• M22: 18,200,376 km (0.108 R)
• M23: 19,116,214 km (0.099 R)
• M24: 23,834,980 km (0.052 R)
• M25: 26,751,839 km (0.113 R)
• M26: 30,403,074 km (0.1 R)
• M27: 40,491,656 km (0.095 R)
• M28: 40,954,511 km (0.107 R)
• M29: 41,265,077 km (0.075 R)
• M30: 43,644,580 km (0.086 R)
• M31: 46,113,992 km (0.052 R)
• M32: 55,393,997 km (0.091 R)
• M33: 60,871,074 km (0.041 R)
• M34: 61,681,895 km (0.109 R)
• M35: 67,343,725 km (0.078 R)
• M36: 69,305,402 km (0.088 R)
• M37: 69,525,610 km (0.098 R)
• M38: 72,205,656 km (0.085 R)
• M39: 80,413,942 km (0.115 R)
• M40: 82,373,524 km (0.117 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: 441 - 14,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit