🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.44 AU - 0.62 AU

Year: 148 Days

Day: 23.7 Hours

Environment

Temp: 170 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.46 AU - 0.64 AU

Year: 156 Days

Day: 17 Hours

Environment

Temp: 147 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,329,253 km

• M1: 148,551 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.63 AU - 0.99 AU

Year: 279 Days

Day: 36.4 Hours

Environment

Temp: 32 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,329,253 km

• M1: 42,486 km (0.03 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.94 AU - 1.34 AU

Year: 466 Days

Day: 22.5 Hours

Environment

Temp: -18 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.12 AU - 3.64 AU

Year: 2379 Days

Day: 43.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,329,253 km

• M1: 1,117,496 km (0.056 R)

Asteroid Belt

Center: 4.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.5

Radius: 10.6

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.71 AU - 4.73 AU

Year: 3926 Days

Day: 7.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,329,253 km

• M1: 131,796 km (0.103 R)
• M2: 608,714 km (0.12 R)
• M3: 1,114,205 km (0.119 R)
• M4: 1,534,725 km (0.09 R)
• M5: 2,060,711 km (0.05 R)
• M6: 2,770,403 km (0.112 R)
• M7: 3,676,218 km (0.073 R)
• M8: 6,356,563 km (0.059 R)
• M9: 6,967,371 km (0.115 R)
• M10: 11,007,860 km (0.112 R)
• M11: 11,442,891 km (0.086 R)
• M12: 13,842,590 km (0.111 R)
• M13: 14,401,189 km (0.097 R)
• M14: 16,616,284 km (0.062 R)
• M15: 17,775,369 km (0.075 R)
• M16: 21,576,052 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.4

Radius: 11.6

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.91 AU - 6.13 AU

Year: 5655 Days

Day: 5.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,329,253 km

• M1: 144,362 km (0.089 R)
• M2: 711,188 km (0.091 R)
• M3: 1,143,825 km (0.078 R)
• M4: 1,865,635 km (0.112 R)
• M5: 2,663,590 km (0.118 R)
• M6: 3,722,593 km (0.113 R)
• M7: 4,284,184 km (0.087 R)
• M8: 4,901,425 km (0.08 R)
• M9: 6,116,010 km (0.055 R)
• M10: 6,971,111 km (0.061 R)
• M11: 7,409,134 km (0.092 R)
• M12: 9,523,700 km (0.089 R)
• M13: 10,341,551 km (0.105 R)
• M14: 11,254,996 km (0.106 R)
• M15: 12,013,307 km (0.108 R)
• M16: 13,132,000 km (0.067 R)
• M17: 14,789,395 km (0.109 R)
• M18: 15,270,203 km (0.119 R)
• M19: 15,885,798 km (0.107 R)
• M20: 17,101,131 km (0.111 R)
• M21: 21,422,565 km (0.109 R)
• M22: 22,508,196 km (0.101 R)
• M23: 23,144,885 km (0.086 R)
• M24: 23,548,949 km (0.042 R)
• M25: 24,789,115 km (0.048 R)
• M26: 28,678,510 km (0.113 R)
• M27: 33,985,345 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.1

Radius: 9.5

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.26 AU - 12.38 AU

Year: 13627 Days

Day: 5.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,329,253 km

• M1: 118,182 km (0.12 R)
• M2: 424,708 km (0.109 R)
• M3: 814,261 km (0.075 R)
• M4: 1,889,421 km (0.064 R)
• M5: 2,592,082 km (0.11 R)
• M6: 3,357,575 km (0.057 R)
• M7: 4,925,510 km (0.086 R)
• M8: 6,210,855 km (0.085 R)
• M9: 6,973,355 km (0.064 R)
• M10: 7,752,012 km (0.048 R)
• M11: 9,430,500 km (0.065 R)
• M12: 11,108,390 km (0.078 R)
• M13: 11,988,025 km (0.084 R)
• M14: 14,628,877 km (0.045 R)
• M15: 17,635,195 km (0.088 R)
• M16: 18,027,890 km (0.087 R)
• M17: 20,508,222 km (0.069 R)
• M18: 21,383,220 km (0.051 R)
• M19: 22,010,335 km (0.083 R)
• M20: 23,965,579 km (0.084 R)
• M21: 25,932,791 km (0.103 R)
• M22: 31,088,981 km (0.113 R)
• M23: 31,778,028 km (0.113 R)
• M24: 39,908,822 km (0.119 R)
• M25: 40,450,217 km (0.076 R)
• M26: 43,801,808 km (0.082 R)
• M27: 44,958,947 km (0.116 R)
• M28: 50,104,815 km (0.084 R)
• M29: 53,635,773 km (0.078 R)
• M30: 56,815,925 km (0.074 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 10,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit