🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.75 AU - 0.95 AU

Year: 277 Days

Day: 24.6 Hours

Environment

Temp: 169 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.12 AU - 1.62 AU

Year: 566 Days

Day: 33.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 95,042,102 km

• M1: 943,364 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.41 AU - 1.91 AU

Year: 755 Days

Day: 13.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.92 AU - 2.96 AU

Year: 1346 Days

Day: 29.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.8

Radius: 8.8

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.77 AU - 8.05 AU

Year: 7122 Days

Day: 15 Hours

Environment

Temp: -156 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 95,042,102 km

• M1: 149,897 km (0.101 R)
• M2: 425,157 km (0.092 R)
• M3: 753,524 km (0.108 R)
• M4: 1,625,381 km (0.087 R)
• M5: 2,455,051 km (0.078 R)
• M6: 2,889,932 km (0.096 R)
• M7: 3,618,922 km (0.064 R)
• M8: 4,333,850 km (0.083 R)
• M9: 5,139,734 km (0.062 R)
• M10: 5,774,179 km (0.095 R)
• M11: 6,234,790 km (0.097 R)
• M12: 7,700,401 km (0.119 R)
• M13: 9,273,572 km (0.1 R)
• M14: 10,766,260 km (0.062 R)
• M15: 11,464,582 km (0.108 R)
• M16: 12,501,445 km (0.111 R)
• M17: 13,319,297 km (0.095 R)
• M18: 13,646,767 km (0.114 R)
• M19: 16,357,031 km (0.09 R)
• M20: 21,191,586 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.4

Radius: 12.1

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.67 AU - 8.43 AU

Year: 7325 Days

Day: 7.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,042,102 km

• M1: 150,495 km (0.096 R)
• M2: 544,835 km (0.093 R)
• M3: 1,311,674 km (0.035 R)
• M4: 1,694,645 km (0.094 R)
• M5: 2,450,264 km (0.105 R)
• M6: 2,916,710 km (0.106 R)
• M7: 3,752,962 km (0.071 R)
• M8: 5,190,747 km (0.118 R)
• M9: 7,508,616 km (0.108 R)
• M10: 8,077,537 km (0.091 R)
• M11: 8,458,264 km (0.084 R)
• M12: 8,939,969 km (0.066 R)
• M13: 9,347,773 km (0.104 R)
• M14: 10,249,399 km (0.095 R)
• M15: 12,899,675 km (0.064 R)
• M16: 15,007,210 km (0.11 R)
• M17: 16,309,609 km (0.094 R)
• M18: 19,064,154 km (0.067 R)
• M19: 19,817,679 km (0.085 R)
• M20: 21,144,013 km (0.09 R)
• M21: 22,280,060 km (0.095 R)
• M22: 22,947,117 km (0.072 R)
• M23: 25,568,370 km (0.092 R)
• M24: 27,423,085 km (0.119 R)
• M25: 30,269,184 km (0.112 R)
• M26: 30,984,711 km (0.105 R)
• M27: 32,983,638 km (0.086 R)
• M28: 37,470,377 km (0.03 R)
• M29: 41,842,375 km (0.083 R)
• M30: 42,221,456 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.1

Radius: 14.7

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.11 AU - 13.69 AU

Year: 16360 Days

Day: 6.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 95,042,102 km

• M1: 182,958 km (0.101 R)
• M2: 761,154 km (0.116 R)
• M3: 1,227,002 km (0.09 R)
• M4: 2,591,185 km (0.039 R)
• M5: 3,622,363 km (0.111 R)
• M6: 5,258,515 km (0.094 R)
• M7: 9,811,825 km (0.089 R)
• M8: 10,364,739 km (0.074 R)
• M9: 16,380,817 km (0.068 R)
• M10: 22,297,114 km (0.115 R)
• M11: 25,096,090 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.4

Radius: 3.9

Gravity: 54.86 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 13.54 AU - 20.96 AU

Year: 25298 Days

Day: 24.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 95,042,102 km

• M1: 54,154 km (0.098 R)
• M2: 208,539 km (0.075 R)
• M3: 430,393 km (0.066 R)
• M4: 1,019,210 km (0.098 R)
• M5: 1,329,177 km (0.087 R)
• M6: 1,642,285 km (0.056 R)
• M7: 2,770,253 km (0.084 R)
• M8: 3,161,302 km (0.107 R)
• M9: 4,480,456 km (0.103 R)
• M10: 5,302,197 km (0.037 R)
• M11: 6,452,904 km (0.108 R)
• M12: 6,789,051 km (0.112 R)
• M13: 10,037,419 km (0.106 R)
• M14: 10,229,203 km (0.068 R)
• M15: 12,723,748 km (0.091 R)
• M16: 14,110,969 km (0.06 R)
• M17: 17,181,764 km (0.117 R)
• M18: 21,084,324 km (0.115 R)
• M19: 25,184,652 km (0.113 R)
• M20: 25,420,269 km (0.078 R)
• M21: 38,075,949 km (0.082 R)
• M22: 40,123,944 km (0.095 R)
• M23: 40,768,561 km (0.056 R)
• M24: 50,532,066 km (0.091 R)
• M25: 58,180,856 km (0.103 R)
• M26: 59,006,337 km (0.092 R)
• M27: 64,783,956 km (0.025 R)
• M28: 66,341,121 km (0.073 R)
• M29: 75,231,423 km (0.056 R)
• M30: 82,526,713 km (0.103 R)
• M31: 83,046,565 km (0.12 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 12,898 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit