🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.92 AU - 1.18 AU

Year: 375 Days

Day: 47.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.42 AU - 1.96 AU

Year: 765 Days

Day: 40.7 Hours

Environment

Temp: -24 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.67 AU - 3.41 AU

Year: 1846 Days

Day: 16.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,655,801 km

• M1: 130,599 km (0.117 R)
• M2: 158,424 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.94 AU - 3.62 AU

Year: 2069 Days

Day: 15 Hours

Environment

Temp: -87 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.12 AU - 5.3 AU

Year: 3560 Days

Day: 29.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,655,801 km

• M1: 986,000 km (0.119 R)

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.9

Radius: 14.6

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 7.12 AU - 7.46 AU

Year: 6855 Days

Day: 14.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,655,801 km

• M1: 819,946 km (0.07 R)
• M2: 1,405,173 km (0.107 R)
• M3: 1,927,569 km (0.091 R)
• M4: 2,598,665 km (0.11 R)
• M5: 3,958,360 km (0.063 R)
• M6: 4,853,105 km (0.109 R)
• M7: 7,378,017 km (0.096 R)
• M8: 8,076,490 km (0.106 R)
• M9: 10,392,414 km (0.107 R)
• M10: 11,121,555 km (0.099 R)
• M11: 12,041,282 km (0.081 R)
• M12: 17,084,376 km (0.086 R)
• M13: 19,518,782 km (0.098 R)
• M14: 20,254,804 km (0.083 R)
• M15: 25,761,352 km (0.106 R)
• M16: 27,007,502 km (0.068 R)
• M17: 28,951,526 km (0.066 R)
• M18: 35,234,338 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.1

Radius: 10.6

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.3 AU - 9.48 AU

Year: 9231 Days

Day: 14 Hours

Environment

Temp: -166 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,655,801 km

• M1: 133,142 km (0.106 R)
• M2: 499,208 km (0.108 R)
• M3: 893,249 km (0.107 R)
• M4: 1,228,797 km (0.101 R)
• M5: 2,001,320 km (0.093 R)
• M6: 2,458,043 km (0.091 R)
• M7: 2,940,645 km (0.069 R)
• M8: 4,097,336 km (0.099 R)
• M9: 5,837,907 km (0.065 R)
• M10: 6,663,837 km (0.119 R)
• M11: 7,007,613 km (0.102 R)
• M12: 10,402,587 km (0.092 R)
• M13: 13,215,177 km (0.109 R)
• M14: 16,087,157 km (0.11 R)
• M15: 19,428,575 km (0.059 R)
• M16: 20,371,041 km (0.073 R)
• M17: 21,016,107 km (0.038 R)
• M18: 22,009,138 km (0.114 R)
• M19: 22,517,172 km (0.063 R)
• M20: 25,545,632 km (0.104 R)
• M21: 30,268,736 km (0.043 R)
• M22: 31,534,483 km (0.098 R)
• M23: 33,946,300 km (0.098 R)
• M24: 35,082,197 km (0.12 R)
• M25: 40,509,009 km (0.119 R)
• M26: 43,091,068 km (0.099 R)

Asteroid Belt

Center: 11.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363

Radius: 3.8

Gravity: 25.14 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 13.33 AU - 15.03 AU

Year: 18596 Days

Day: 19.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,655,801 km

• M1: 47,273 km (0.101 R)
• M2: 167,250 km (0.115 R)
• M3: 330,163 km (0.044 R)
• M4: 941,270 km (0.098 R)
• M5: 1,896,602 km (0.097 R)
• M6: 2,192,058 km (0.077 R)
• M7: 2,538,676 km (0.067 R)
• M8: 2,850,587 km (0.073 R)
• M9: 2,991,957 km (0.037 R)
• M10: 3,263,178 km (0.045 R)
• M11: 3,444,192 km (0.115 R)
• M12: 4,236,163 km (0.074 R)
• M13: 4,707,097 km (0.052 R)
• M14: 5,641,037 km (0.055 R)
• M15: 8,674,283 km (0.105 R)
• M16: 10,120,894 km (0.07 R)
• M17: 10,730,655 km (0.075 R)
• M18: 12,207,037 km (0.095 R)
• M19: 12,330,754 km (0.09 R)
• M20: 14,493,790 km (0.091 R)
• M21: 14,912,514 km (0.109 R)
• M22: 15,628,190 km (0.074 R)
• M23: 16,366,456 km (0.109 R)
• M24: 18,885,235 km (0.076 R)
• M25: 22,381,637 km (0.058 R)
• M26: 24,971,026 km (0.094 R)
• M27: 29,606,915 km (0.086 R)
• M28: 31,425,576 km (0.061 R)
• M29: 36,294,837 km (0.066 R)
• M30: 39,715,692 km (0.078 R)
• M31: 41,364,410 km (0.116 R)
• M32: 43,922,384 km (0.073 R)
• M33: 45,240,042 km (0.116 R)
• M34: 47,953,897 km (0.087 R)
• M35: 49,350,692 km (0.115 R)
• M36: 51,094,405 km (0.083 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 17,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit