🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.82 AU - 0.84 AU

Year: 285 Days

Day: 28.6 Hours

Environment

Temp: 102 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.84 AU - 2.32 AU

Year: 1130 Days

Day: 37.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.09 AU - 3.21 AU

Year: 1625 Days

Day: 21.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.52 AU - 4.5 AU

Year: 3025 Days

Day: 38.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.6

Radius: 13.1

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.25 AU - 5.45 AU

Year: 4024 Days

Day: 11.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,722,929 km

• M1: 164,109 km (0.095 R)
• M2: 595,699 km (0.064 R)
• M3: 1,021,454 km (0.076 R)
• M4: 1,554,172 km (0.115 R)
• M5: 2,257,282 km (0.082 R)
• M6: 3,644,503 km (0.092 R)
• M7: 4,258,902 km (0.081 R)
• M8: 5,234,429 km (0.11 R)
• M9: 6,073,823 km (0.117 R)
• M10: 8,154,430 km (0.062 R)
• M11: 8,955,377 km (0.064 R)
• M12: 9,580,547 km (0.085 R)
• M13: 10,039,214 km (0.111 R)
• M14: 10,877,261 km (0.115 R)
• M15: 12,154,977 km (0.096 R)
• M16: 13,341,138 km (0.109 R)
• M17: 13,962,568 km (0.1 R)
• M18: 16,425,697 km (0.067 R)
• M19: 17,195,527 km (0.099 R)
• M20: 19,650,428 km (0.108 R)
• M21: 20,081,121 km (0.101 R)
• M22: 22,065,088 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18

Radius: 12.9

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.64 AU - 5.98 AU

Year: 4610 Days

Day: 9.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,722,929 km

• M1: 172,786 km (0.102 R)
• M2: 663,018 km (0.105 R)
• M3: 1,148,014 km (0.083 R)
• M4: 2,120,101 km (0.102 R)
• M5: 2,526,558 km (0.089 R)
• M6: 3,034,443 km (0.059 R)
• M7: 4,336,842 km (0.119 R)
• M8: 4,845,325 km (0.078 R)
• M9: 6,530,994 km (0.105 R)
• M10: 7,869,596 km (0.107 R)
• M11: 8,428,793 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.2

Radius: 4.4

Gravity: 38.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 10.19 AU - 13.93 AU

Year: 15778 Days

Day: 22.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,722,929 km

• M1: 64,028 km (0.099 R)
• M2: 218,712 km (0.107 R)
• M3: 418,126 km (0.106 R)
• M4: 689,945 km (0.088 R)
• M5: 1,352,365 km (0.115 R)
• M6: 2,239,331 km (0.082 R)
• M7: 2,937,653 km (0.043 R)
• M8: 3,296,539 km (0.057 R)
• M9: 4,132,342 km (0.108 R)
• M10: 4,923,864 km (0.106 R)
• M11: 5,429,655 km (0.06 R)
• M12: 5,811,578 km (0.092 R)
• M13: 6,628,981 km (0.076 R)
• M14: 7,154,668 km (0.093 R)
• M15: 8,743,248 km (0.102 R)
• M16: 9,646,819 km (0.081 R)
• M17: 10,206,464 km (0.085 R)
• M18: 16,253,210 km (0.086 R)
• M19: 18,875,212 km (0.108 R)
• M20: 24,321,622 km (0.101 R)
• M21: 30,019,057 km (0.065 R)
• M22: 31,208,061 km (0.11 R)
• M23: 40,565,407 km (0.061 R)
• M24: 42,459,466 km (0.115 R)
• M25: 45,332,493 km (0.104 R)
• M26: 47,212,340 km (0.099 R)
• M27: 52,137,850 km (0.105 R)
• M28: 58,121,615 km (0.074 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 11,508 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit