🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.63 AU - 0.75 AU

Year: 201 Days

Day: 14.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 102,794,158 km

• M1: 305,778 km (0.088 R)
• M2: 409,001 km (0.026 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.69 AU - 0.87 AU

Year: 241 Days

Day: 43.9 Hours

Environment

Temp: 207 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.6 AU - 0.98 AU

Year: 246 Days

Day: 40.3 Hours

Environment

Temp: 164 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.9 AU - 1.16 AU

Year: 366 Days

Day: 24 Hours

Environment

Temp: 156 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.13 AU - 1.83 AU

Year: 630 Days

Day: 47 Hours

Environment

Temp: -1 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 102,794,158 km

• M1: 84,822 km (0.106 R)
• M2: 202,556 km (0.07 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.29 AU - 2.07 AU

Year: 762 Days

Day: 22.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.67 AU - 1.99 AU

Year: 866 Days

Day: 29.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.7

Radius: 3.3

Gravity: 22.1 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 12.3 AU - 17.12 AU

Year: 19738 Days

Day: 15.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 102,794,158 km

• M1: 40,990 km (0.107 R)
• M2: 210,035 km (0.118 R)
• M3: 3,897,324 km (0.093 R)
• M4: 4,919,526 km (0.058 R)
• M5: 14,245,158 km (0.113 R)
• M6: 15,054,034 km (0.088 R)
• M7: 20,056,736 km (0.099 R)
• M8: 24,604,811 km (0.087 R)
• M9: 29,578,491 km (0.107 R)
• M10: 30,229,990 km (0.034 R)
• M11: 33,514,411 km (0.099 R)
• M12: 38,039,896 km (0.054 R)
• M13: 42,268,130 km (0.111 R)
• M14: 47,980,076 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.9

Radius: 5.7

Gravity: 19.54 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 14.5 AU - 16.62 AU

Year: 21473 Days

Day: 18 Hours

Environment

Temp: -189 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,794,158 km

• M1: 95,294 km (0.119 R)
• M2: 279,598 km (0.116 R)
• M3: 571,015 km (0.107 R)
• M4: 1,966,314 km (0.059 R)
• M5: 3,152,476 km (0.079 R)
• M6: 5,706,112 km (0.117 R)
• M7: 6,690,914 km (0.114 R)
• M8: 7,635,326 km (0.105 R)
• M9: 8,139,471 km (0.1 R)
• M10: 9,553,918 km (0.095 R)
• M11: 11,706,482 km (0.034 R)
• M12: 15,709,422 km (0.114 R)
• M13: 19,595,975 km (0.11 R)
• M14: 20,063,767 km (0.113 R)
• M15: 24,078,226 km (0.056 R)
• M16: 24,831,751 km (0.117 R)
• M17: 35,137,099 km (0.052 R)
• M18: 37,092,642 km (0.105 R)
• M19: 42,763,748 km (0.105 R)
• M20: 47,293,871 km (0.101 R)
• M21: 58,634,437 km (0.108 R)
• M22: 61,578,523 km (0.084 R)
• M23: 62,379,919 km (0.096 R)
• M24: 64,003,504 km (0.077 R)
• M25: 72,768,443 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.5

Radius: 3.1

Gravity: 87.98 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 15.36 AU - 22.02 AU

Year: 28268 Days

Day: 15.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 102,794,158 km

• M1: 42,187 km (0.064 R)
• M2: 186,848 km (0.111 R)
• M3: 459,415 km (0.072 R)
• M4: 608,415 km (0.082 R)
• M5: 754,572 km (0.064 R)
• M6: 898,186 km (0.031 R)
• M7: 1,355,207 km (0.06 R)
• M8: 5,035,315 km (0.095 R)
• M9: 5,676,940 km (0.095 R)
• M10: 7,120,559 km (0.031 R)
• M11: 7,436,061 km (0.114 R)
• M12: 8,380,473 km (0.067 R)
• M13: 10,436,845 km (0.063 R)
• M14: 12,960,262 km (0.097 R)
• M15: 13,429,999 km (0.102 R)
• M16: 13,669,206 km (0.058 R)
• M17: 14,155,998 km (0.101 R)
• M18: 14,907,577 km (0.085 R)
• M19: 17,321,638 km (0.089 R)
• M20: 17,700,121 km (0.069 R)
• M21: 17,987,648 km (0.061 R)
• M22: 19,880,659 km (0.064 R)
• M23: 25,367,012 km (0.086 R)
• M24: 25,732,330 km (0.048 R)
• M25: 28,127,840 km (0.062 R)
• M26: 30,805,493 km (0.112 R)
• M27: 44,085,894 km (0.119 R)
• M28: 52,452,305 km (0.048 R)
• M29: 53,442,493 km (0.072 R)
• M30: 58,580,731 km (0.111 R)
• M31: 61,597,073 km (0.107 R)
• M32: 62,699,011 km (0.062 R)
• M33: 65,169,171 km (0.088 R)
• M34: 82,424,388 km (0.108 R)
• M35: 82,957,704 km (0.085 R)
• M36: 84,300,794 km (0.08 R)
• M37: 88,138,577 km (0.063 R)
• M38: 95,571,946 km (0.118 R)
• M39: 96,160,464 km (0.111 R)
• M40: 98,239,127 km (0.107 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 20,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit