🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.66 AU - 0.7 AU

Year: 197 Days

Day: 27.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.73 AU - 0.91 AU

Year: 261 Days

Day: 33.1 Hours

Environment

Temp: 110 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.68 AU - 1.06 AU

Year: 285 Days

Day: 17.7 Hours

Environment

Temp: 171 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.26 AU - 1.64 AU

Year: 614 Days

Day: 16.4 Hours

Environment

Temp: 12 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,008,176 km

• M1: 37,100 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.6 AU - 2.56 AU

Year: 1054 Days

Day: 23 Hours

Environment

Temp: -61 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,008,176 km

• M1: 1,440,927 km (0.04 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.87 AU - 2.59 AU

Year: 1170 Days

Day: 40.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,008,176 km

• M1: 45,627 km (0.088 R)

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.2

Radius: 14.2

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.59 AU - 9.67 AU

Year: 8147 Days

Day: 14.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,008,176 km

• M1: 178,021 km (0.085 R)
• M2: 945,010 km (0.085 R)
• M3: 1,394,701 km (0.102 R)
• M4: 2,344,797 km (0.112 R)
• M5: 2,881,405 km (0.069 R)
• M6: 3,943,699 km (0.119 R)
• M7: 4,651,746 km (0.088 R)
• M8: 5,540,357 km (0.099 R)
• M9: 6,217,138 km (0.096 R)
• M10: 7,736,753 km (0.102 R)
• M11: 8,280,541 km (0.104 R)
• M12: 9,728,948 km (0.108 R)
• M13: 10,973,453 km (0.089 R)
• M14: 12,890,699 km (0.099 R)
• M15: 13,777,515 km (0.052 R)
• M16: 15,215,749 km (0.119 R)
• M17: 16,890,198 km (0.082 R)
• M18: 20,444,943 km (0.072 R)
• M19: 30,006,640 km (0.083 R)
• M20: 30,623,133 km (0.065 R)
• M21: 31,881,401 km (0.111 R)
• M22: 34,388,960 km (0.041 R)
• M23: 35,177,640 km (0.113 R)
• M24: 36,441,144 km (0.098 R)
• M25: 43,608,976 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.8

Radius: 11.4

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.35 AU - 12.09 AU

Year: 10651 Days

Day: 9.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,008,176 km

• M1: 143,165 km (0.108 R)
• M2: 684,560 km (0.105 R)
• M3: 1,144,274 km (0.091 R)
• M4: 1,857,706 km (0.083 R)
• M5: 2,718,343 km (0.117 R)
• M6: 3,144,398 km (0.117 R)
• M7: 3,991,720 km (0.119 R)
• M8: 4,668,052 km (0.117 R)
• M9: 6,714,700 km (0.092 R)
• M10: 7,079,121 km (0.094 R)
• M11: 7,499,491 km (0.063 R)
• M12: 10,651,817 km (0.103 R)
• M13: 14,798,670 km (0.095 R)
• M14: 15,348,293 km (0.086 R)
• M15: 17,304,285 km (0.111 R)
• M16: 18,381,390 km (0.112 R)
• M17: 19,339,863 km (0.052 R)
• M18: 19,748,864 km (0.105 R)
• M19: 20,247,324 km (0.052 R)
• M20: 21,969,794 km (0.083 R)
• M21: 24,542,428 km (0.119 R)
• M22: 28,137,116 km (0.085 R)
• M23: 30,278,759 km (0.117 R)
• M24: 34,763,703 km (0.073 R)
• M25: 37,606,212 km (0.115 R)
• M26: 42,223,849 km (0.117 R)
• M27: 43,749,748 km (0.052 R)
• M28: 47,502,111 km (0.039 R)
• M29: 47,948,362 km (0.12 R)
• M30: 49,608,898 km (0.117 R)
• M31: 52,408,323 km (0.101 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 19,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit