🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.53 AU - 0.57 AU

Year: 147 Days

Day: 28.3 Hours

Environment

Temp: 230 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,235,202 km

• M1: 92,900 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.72 AU - 0.78 AU

Year: 234 Days

Day: 26.7 Hours

Environment

Temp: 139 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.76 AU - 0.9 AU

Year: 272 Days

Day: 41.1 Hours

Environment

Temp: 96 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.3 AU - 1.78 AU

Year: 688 Days

Day: 40.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,235,202 km

• M1: 39,494 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.05 AU - 3.05 AU

Year: 1917 Days

Day: 36.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,235,202 km

• M1: 77,193 km (0.054 R)
• M2: 1,566,140 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.78 AU - 4.04 AU

Year: 2783 Days

Day: 18 Hours

Environment

Temp: -119 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.8

Radius: 14.1

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.96 AU - 7.6 AU

Year: 6354 Days

Day: 12.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,235,202 km

• M1: 175,478 km (0.073 R)
• M2: 700,567 km (0.099 R)
• M3: 1,315,115 km (0.063 R)
• M4: 2,170,216 km (0.115 R)
• M5: 2,761,726 km (0.106 R)
• M6: 3,460,049 km (0.082 R)
• M7: 4,726,994 km (0.045 R)
• M8: 5,241,760 km (0.067 R)
• M9: 5,889,818 km (0.094 R)
• M10: 7,421,850 km (0.025 R)
• M11: 10,012,885 km (0.053 R)
• M12: 10,576,719 km (0.101 R)
• M13: 11,311,245 km (0.053 R)
• M14: 11,923,100 km (0.102 R)
• M15: 14,894,413 km (0.082 R)
• M16: 16,714,121 km (0.052 R)
• M17: 17,508,785 km (0.109 R)
• M18: 19,389,380 km (0.099 R)
• M19: 23,961,689 km (0.08 R)
• M20: 25,836,450 km (0.091 R)
• M21: 29,017,948 km (0.105 R)
• M22: 33,793,860 km (0.026 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.2

Radius: 13.9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.86 AU - 7.92 AU

Year: 7230 Days

Day: 6.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,235,202 km

• M1: 172,935 km (0.105 R)
• M2: 949,647 km (0.107 R)
• M3: 1,588,131 km (0.116 R)
• M4: 2,137,903 km (0.035 R)
• M5: 3,826,863 km (0.038 R)
• M6: 5,039,354 km (0.054 R)
• M7: 5,669,311 km (0.091 R)
• M8: 6,422,536 km (0.077 R)
• M9: 7,011,503 km (0.107 R)
• M10: 7,476,752 km (0.058 R)
• M11: 8,556,250 km (0.107 R)
• M12: 9,088,370 km (0.105 R)
• M13: 10,869,781 km (0.106 R)
• M14: 16,360,622 km (0.066 R)
• M15: 18,982,923 km (0.096 R)
• M16: 21,065,325 km (0.028 R)
• M17: 25,589,165 km (0.095 R)
• M18: 28,222,985 km (0.058 R)
• M19: 30,008,734 km (0.114 R)
• M20: 31,136,403 km (0.115 R)
• M21: 34,577,753 km (0.067 R)
• M22: 36,505,471 km (0.11 R)
• M23: 37,790,517 km (0.112 R)
• M24: 38,864,031 km (0.072 R)
• M25: 40,574,383 km (0.078 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330

Radius: 13.8

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.37 AU - 9.37 AU

Year: 7946 Days

Day: 10.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,235,202 km

• M1: 298,149 km (0.091 R)
• M2: 754,871 km (0.11 R)
• M3: 1,222,215 km (0.104 R)
• M4: 1,756,578 km (0.109 R)
• M5: 2,650,425 km (0.108 R)
• M6: 4,475,071 km (0.071 R)
• M7: 6,925,633 km (0.114 R)
• M8: 7,521,332 km (0.118 R)
• M9: 8,227,284 km (0.032 R)
• M10: 9,140,579 km (0.108 R)
• M11: 10,342,598 km (0.059 R)
• M12: 11,502,730 km (0.111 R)
• M13: 13,590,518 km (0.094 R)
• M14: 14,981,479 km (0.098 R)
• M15: 16,649,794 km (0.071 R)
• M16: 18,373,012 km (0.096 R)
• M17: 21,651,749 km (0.09 R)
• M18: 23,004,861 km (0.069 R)
• M19: 25,962,112 km (0.101 R)
• M20: 26,803,151 km (0.076 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 10,643 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit