🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.54 AU - 0.56 AU

Year: 151 Days

Day: 15.9 Hours

Environment

Temp: 154 °C

Axial Tilt: 147 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,411,654 km

• M1: 60,587 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.55 AU - 0.59 AU

Year: 160 Days

Day: 45.7 Hours

Environment

Temp: 228 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 64,411,654 km

• M1: 70,161 km (0.087 R)
• M2: 108,608 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.79 AU - 0.87 AU

Year: 280 Days

Day: 32.3 Hours

Environment

Temp: 104 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.71 AU - 4.35 AU

Year: 2460 Days

Day: 36.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.4

Radius: 14

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.73 AU - 7.03 AU

Year: 5288 Days

Day: 14.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,411,654 km

• M1: 174,132 km (0.101 R)
• M2: 617,839 km (0.116 R)
• M3: 1,118,394 km (0.09 R)
• M4: 2,329,239 km (0.119 R)
• M5: 3,061,221 km (0.109 R)
• M6: 4,078,188 km (0.111 R)
• M7: 4,908,755 km (0.119 R)
• M8: 5,365,028 km (0.114 R)
• M9: 5,820,255 km (0.04 R)
• M10: 7,482,138 km (0.101 R)
• M11: 8,052,255 km (0.098 R)
• M12: 8,651,394 km (0.031 R)
• M13: 9,360,788 km (0.077 R)
• M14: 10,410,067 km (0.058 R)
• M15: 11,771,108 km (0.092 R)
• M16: 12,347,659 km (0.068 R)
• M17: 17,353,203 km (0.078 R)
• M18: 19,461,037 km (0.053 R)
• M19: 21,521,000 km (0.114 R)
• M20: 24,257,145 km (0.092 R)
• M21: 25,668,751 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964

Radius: 9.7

Gravity: 10.25 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.61 AU - 7.77 AU

Year: 7908 Days

Day: 11.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,411,654 km

• M1: 120,576 km (0.111 R)
• M2: 434,881 km (0.087 R)
• M3: 761,902 km (0.039 R)
• M4: 1,238,072 km (0.095 R)
• M5: 1,782,159 km (0.115 R)
• M6: 2,153,162 km (0.115 R)
• M7: 3,119,265 km (0.08 R)
• M8: 3,840,028 km (0.108 R)
• M9: 4,464,898 km (0.048 R)
• M10: 5,251,035 km (0.104 R)
• M11: 5,882,039 km (0.093 R)
• M12: 6,305,999 km (0.09 R)
• M13: 9,918,189 km (0.106 R)
• M14: 10,934,557 km (0.089 R)
• M15: 11,741,189 km (0.093 R)
• M16: 13,232,680 km (0.103 R)
• M17: 14,086,285 km (0.116 R)
• M18: 16,311,703 km (0.039 R)
• M19: 22,623,985 km (0.099 R)
• M20: 31,878,109 km (0.11 R)
• M21: 36,381,753 km (0.077 R)
• M22: 39,401,985 km (0.115 R)
• M23: 42,585,577 km (0.083 R)
• M24: 44,306,850 km (0.083 R)
• M25: 45,388,892 km (0.103 R)
• M26: 45,936,569 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60

Radius: 4.1

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 15.21 AU - 21.53 AU

Year: 29199 Days

Day: 21.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,411,654 km

• M1: 70,012 km (0.059 R)
• M2: 458,966 km (0.104 R)
• M3: 887,115 km (0.044 R)
• M4: 3,504,480 km (0.116 R)
• M5: 4,975,775 km (0.111 R)
• M6: 10,912,117 km (0.064 R)
• M7: 14,444,722 km (0.102 R)
• M8: 15,597,373 km (0.081 R)
• M9: 15,928,134 km (0.06 R)
• M10: 16,948,541 km (0.043 R)
• M11: 17,439,372 km (0.052 R)
• M12: 19,573,834 km (0.075 R)
• M13: 21,958,574 km (0.109 R)
• M14: 22,290,532 km (0.041 R)
• M15: 29,350,205 km (0.093 R)
• M16: 30,569,427 km (0.088 R)
• M17: 38,121,726 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.9

Radius: 3

Gravity: 18.77 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 18.71 AU - 19.83 AU

Year: 31371 Days

Day: 23 Hours

Environment

Temp: -205 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,411,654 km

• M1: 37,250 km (0.08 R)
• M2: 202,855 km (0.086 R)
• M3: 431,889 km (0.108 R)
• M4: 2,011,343 km (0.063 R)
• M5: 7,067,901 km (0.098 R)
• M6: 8,132,439 km (0.106 R)
• M7: 9,193,687 km (0.053 R)
• M8: 12,468,085 km (0.093 R)
• M9: 14,363,490 km (0.11 R)
• M10: 14,577,265 km (0.071 R)
• M11: 15,528,409 km (0.073 R)
• M12: 18,044,495 km (0.119 R)
• M13: 23,272,791 km (0.114 R)
• M14: 25,493,871 km (0.079 R)
• M15: 25,598,140 km (0.073 R)
• M16: 30,118,689 km (0.113 R)
• M17: 34,502,505 km (0.115 R)
• M18: 37,514,957 km (0.1 R)
• M19: 43,757,228 km (0.099 R)
• M20: 44,056,274 km (0.066 R)
• M21: 48,388,179 km (0.087 R)
• M22: 48,547,950 km (0.03 R)
• M23: 56,459,284 km (0.063 R)
• M24: 58,971,929 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 14,807 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit