🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.5 AU - 2.2 AU

Year: 1123 Days

Day: 24.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73

Radius: 9.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.75 AU - 5.01 AU

Year: 4090 Days

Day: 5.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,243,634 km

• M1: 118,182 km (0.115 R)
• M2: 481,705 km (0.103 R)
• M3: 1,021,753 km (0.092 R)
• M4: 1,566,439 km (0.089 R)
• M5: 2,213,749 km (0.102 R)
• M6: 2,536,432 km (0.111 R)
• M7: 2,973,557 km (0.12 R)
• M8: 3,780,637 km (0.093 R)
• M9: 9,190,396 km (0.065 R)
• M10: 9,934,944 km (0.097 R)
• M11: 11,058,125 km (0.098 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.9

Radius: 3.6

Gravity: 15.66 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.73 AU - 11.43 AU

Year: 13231 Days

Day: 17.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 171.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,243,634 km

• M1: 51,162 km (0.083 R)
• M2: 169,494 km (0.086 R)
• M3: 400,922 km (0.062 R)
• M4: 525,089 km (0.077 R)
• M5: 660,325 km (0.084 R)
• M6: 898,186 km (0.103 R)
• M7: 1,168,659 km (0.098 R)
• M8: 1,305,241 km (0.087 R)
• M9: 1,503,907 km (0.079 R)
• M10: 1,651,860 km (0.107 R)
• M11: 2,543,613 km (0.099 R)
• M12: 5,329,275 km (0.095 R)
• M13: 6,305,700 km (0.09 R)
• M14: 6,836,024 km (0.09 R)
• M15: 7,549,606 km (0.082 R)
• M16: 8,353,096 km (0.11 R)
• M17: 8,904,963 km (0.105 R)
• M18: 10,222,770 km (0.041 R)
• M19: 10,656,904 km (0.071 R)
• M20: 11,769,612 km (0.096 R)
• M21: 16,207,134 km (0.081 R)
• M22: 16,467,434 km (0.066 R)
• M23: 19,517,885 km (0.07 R)
• M24: 23,087,888 km (0.119 R)
• M25: 25,724,700 km (0.097 R)
• M26: 28,555,242 km (0.062 R)
• M27: 29,126,107 km (0.084 R)
• M28: 29,318,041 km (0.09 R)
• M29: 32,608,446 km (0.031 R)
• M30: 36,916,267 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.9

Radius: 6.1

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 10.42 AU - 11.68 AU

Year: 16391 Days

Day: 19.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 64.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,243,634 km

• M1: 84,972 km (0.116 R)
• M2: 469,588 km (0.072 R)
• M3: 765,642 km (0.052 R)
• M4: 957,576 km (0.058 R)
• M5: 1,226,703 km (0.098 R)
• M6: 1,934,300 km (0.118 R)
• M7: 2,385,936 km (0.074 R)
• M8: 3,639,417 km (0.105 R)
• M9: 3,834,642 km (0.077 R)
• M10: 5,372,808 km (0.117 R)
• M11: 7,632,783 km (0.104 R)
• M12: 10,904,488 km (0.115 R)
• M13: 11,106,894 km (0.049 R)
• M14: 11,467,126 km (0.119 R)
• M15: 12,650,295 km (0.1 R)
• M16: 19,210,910 km (0.071 R)
• M17: 19,506,515 km (0.102 R)
• M18: 19,955,458 km (0.061 R)
• M19: 23,544,910 km (0.11 R)
• M20: 30,345,180 km (0.104 R)
• M21: 32,073,484 km (0.101 R)
• M22: 32,385,097 km (0.087 R)
• M23: 34,841,942 km (0.057 R)
• M24: 39,287,243 km (0.116 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 17,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit