🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.86 AU - 1.12 AU

Year: 353 Days

Day: 31.9 Hours

Environment

Temp: 160 °C

Axial Tilt: 48.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.02 AU - 1.02 AU

Year: 369 Days

Day: 47.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.32 AU - 2.04 AU

Year: 780 Days

Day: 37.9 Hours

Environment

Temp: -34 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.44 AU - 2.24 AU

Year: 894 Days

Day: 14.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.57 AU - 2.13 AU

Year: 901 Days

Day: 30.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.66 AU - 2.26 AU

Year: 983 Days

Day: 20.8 Hours

Environment

Temp: -61 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.5

Radius: 10.5

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.47 AU - 6.27 AU

Year: 5094 Days

Day: 13.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,599,005 km

• M1: 130,749 km (0.103 R)
• M2: 469,139 km (0.035 R)
• M3: 866,321 km (0.112 R)
• M4: 1,211,444 km (0.12 R)
• M5: 2,331,034 km (0.069 R)
• M6: 4,079,085 km (0.063 R)
• M7: 6,485,068 km (0.107 R)
• M8: 6,830,040 km (0.107 R)
• M9: 7,278,535 km (0.111 R)
• M10: 8,135,431 km (0.086 R)
• M11: 8,987,541 km (0.097 R)
• M12: 10,909,126 km (0.084 R)
• M13: 11,274,593 km (0.081 R)
• M14: 11,774,848 km (0.113 R)
• M15: 12,289,764 km (0.107 R)
• M16: 16,430,484 km (0.116 R)
• M17: 18,698,088 km (0.041 R)
• M18: 20,300,581 km (0.043 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.2

Radius: 11.7

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.48 AU - 7.58 AU

Year: 5976 Days

Day: 10.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,599,005 km

• M1: 145,858 km (0.113 R)
• M2: 757,863 km (0.086 R)
• M3: 1,249,441 km (0.087 R)
• M4: 1,635,404 km (0.104 R)
• M5: 2,326,396 km (0.109 R)
• M6: 2,825,156 km (0.074 R)
• M7: 3,287,712 km (0.1 R)
• M8: 4,602,678 km (0.036 R)
• M9: 6,924,287 km (0.115 R)
• M10: 8,726,193 km (0.111 R)
• M11: 10,679,044 km (0.12 R)
• M12: 13,399,182 km (0.065 R)
• M13: 16,872,246 km (0.049 R)
• M14: 17,859,742 km (0.086 R)
• M15: 19,377,412 km (0.08 R)
• M16: 20,386,899 km (0.027 R)
• M17: 21,204,301 km (0.061 R)
• M18: 24,445,040 km (0.111 R)
• M19: 24,861,521 km (0.073 R)
• M20: 31,496,037 km (0.105 R)
• M21: 35,376,605 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.2

Radius: 7.5

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 15.11 AU - 15.79 AU

Year: 21750 Days

Day: 21.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 91,599,005 km

• M1: 99,782 km (0.102 R)
• M2: 544,985 km (0.089 R)
• M3: 869,463 km (0.096 R)
• M4: 1,643,781 km (0.117 R)
• M5: 2,142,391 km (0.056 R)
• M6: 2,520,126 km (0.116 R)
• M7: 3,047,458 km (0.1 R)
• M8: 3,957,612 km (0.108 R)
• M9: 4,253,067 km (0.098 R)
• M10: 5,790,335 km (0.081 R)
• M11: 6,938,349 km (0.111 R)
• M12: 7,970,874 km (0.088 R)
• M13: 10,337,213 km (0.098 R)
• M14: 14,942,434 km (0.081 R)
• M15: 16,909,047 km (0.054 R)
• M16: 17,513,722 km (0.095 R)
• M17: 19,134,615 km (0.114 R)
• M18: 19,791,050 km (0.043 R)
• M19: 20,559,684 km (0.11 R)
• M20: 20,853,046 km (0.05 R)
• M21: 22,568,185 km (0.103 R)
• M22: 22,880,246 km (0.077 R)
• M23: 29,496,511 km (0.066 R)
• M24: 37,573,899 km (0.108 R)
• M25: 42,430,444 km (0.098 R)
• M26: 46,001,944 km (0.086 R)
• M27: 53,551,400 km (0.09 R)
• M28: 54,479,505 km (0.114 R)
• M29: 54,853,650 km (0.08 R)
• M30: 57,715,158 km (0.09 R)
• M31: 72,165,564 km (0.092 R)
• M32: 74,211,614 km (0.05 R)
• M33: 79,375,433 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.7

Radius: 3.6

Gravity: 48.9 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 17.67 AU - 18.43 AU

Year: 27466 Days

Day: 20.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 91,599,005 km

• M1: 45,478 km (0.081 R)
• M2: 215,122 km (0.08 R)
• M3: 426,803 km (0.083 R)
• M4: 569,818 km (0.089 R)
• M5: 1,032,973 km (0.081 R)
• M6: 1,310,477 km (0.118 R)
• M7: 1,509,891 km (0.097 R)
• M8: 1,928,167 km (0.107 R)
• M9: 2,254,739 km (0.093 R)
• M10: 2,395,212 km (0.036 R)
• M11: 4,644,715 km (0.091 R)
• M12: 5,188,503 km (0.12 R)
• M13: 6,635,862 km (0.034 R)
• M14: 8,332,153 km (0.116 R)
• M15: 8,783,041 km (0.06 R)
• M16: 9,073,111 km (0.097 R)
• M17: 9,550,178 km (0.077 R)
• M18: 9,672,101 km (0.069 R)
• M19: 12,405,104 km (0.105 R)
• M20: 13,752,383 km (0.115 R)
• M21: 15,527,661 km (0.065 R)
• M22: 16,733,719 km (0.066 R)
• M23: 19,233,200 km (0.115 R)
• M24: 20,118,670 km (0.049 R)
• M25: 20,520,789 km (0.102 R)
• M26: 23,598,017 km (0.059 R)
• M27: 27,457,792 km (0.109 R)
• M28: 33,933,285 km (0.119 R)
• M29: 34,789,882 km (0.081 R)
• M30: 35,807,447 km (0.083 R)
• M31: 36,249,658 km (0.057 R)
• M32: 38,823,939 km (0.054 R)
• M33: 40,712,761 km (0.117 R)
• M34: 41,679,612 km (0.045 R)
• M35: 41,842,225 km (0.056 R)
• M36: 45,873,738 km (0.113 R)
• M37: 49,607,103 km (0.057 R)
• M38: 56,668,272 km (0.084 R)
• M39: 57,067,997 km (0.12 R)
• M40: 59,918,734 km (0.08 R)
• M41: 70,411,080 km (0.114 R)
• M42: 76,574,662 km (0.079 R)
• M43: 77,063,099 km (0.038 R)
• M44: 77,799,719 km (0.09 R)
• M45: 83,345,611 km (0.058 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 12,022 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit