🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.4 AU - 0.62 AU

Year: 133 Days

Day: 12.1 Hours

Environment

Temp: 183 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,098,402 km

• M1: 64,925 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.46 AU - 0.58 AU

Year: 137 Days

Day: 15.2 Hours

Environment

Temp: 194 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.73 AU - 0.97 AU

Year: 286 Days

Day: 24.5 Hours

Environment

Temp: 102 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1 AU - 1.22 AU

Year: 427 Days

Day: 46.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.31 AU - 4.41 AU

Year: 2770 Days

Day: 24.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 65.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,098,402 km

• M1: 204,500 km (0.111 R)

Asteroid Belt

Center: 5.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.8

Radius: 12.1

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.98 AU - 8.8 AU

Year: 8095 Days

Day: 9.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,098,402 km

• M1: 153,039 km (0.099 R)
• M2: 611,107 km (0.117 R)
• M3: 1,022,053 km (0.066 R)
• M4: 1,918,892 km (0.109 R)
• M5: 4,395,185 km (0.046 R)
• M6: 5,038,007 km (0.074 R)
• M7: 6,102,097 km (0.106 R)
• M8: 9,279,556 km (0.046 R)
• M9: 9,822,596 km (0.072 R)
• M10: 10,434,751 km (0.113 R)
• M11: 11,122,452 km (0.112 R)
• M12: 11,683,594 km (0.05 R)
• M13: 12,103,665 km (0.073 R)
• M14: 12,642,815 km (0.111 R)
• M15: 14,596,863 km (0.091 R)
• M16: 15,332,286 km (0.115 R)
• M17: 16,481,646 km (0.116 R)
• M18: 19,679,151 km (0.091 R)
• M19: 20,274,551 km (0.072 R)
• M20: 22,859,003 km (0.104 R)
• M21: 23,767,212 km (0.083 R)
• M22: 24,188,031 km (0.039 R)
• M23: 26,546,441 km (0.091 R)
• M24: 27,273,637 km (0.066 R)
• M25: 28,768,119 km (0.08 R)
• M26: 29,150,043 km (0.092 R)
• M27: 31,211,352 km (0.105 R)
• M28: 31,614,817 km (0.074 R)
• M29: 34,429,352 km (0.104 R)
• M30: 37,180,606 km (0.113 R)
• M31: 38,783,846 km (0.063 R)

Asteroid Belt

Center: 9.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.3

Radius: 13.5

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 10.59 AU - 10.85 AU

Year: 12820 Days

Day: 6 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,098,402 km

• M1: 175,628 km (0.049 R)
• M2: 795,113 km (0.09 R)
• M3: 2,925,835 km (0.104 R)
• M4: 3,398,265 km (0.103 R)
• M5: 4,821,091 km (0.114 R)
• M6: 5,653,154 km (0.077 R)
• M7: 6,996,094 km (0.059 R)
• M8: 7,707,731 km (0.073 R)
• M9: 10,348,283 km (0.039 R)
• M10: 14,167,966 km (0.062 R)
• M11: 14,866,887 km (0.114 R)
• M12: 16,450,679 km (0.071 R)
• M13: 17,957,429 km (0.082 R)
• M14: 22,956,092 km (0.098 R)
• M15: 25,301,189 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.9

Radius: 7.4

Gravity: 13.84 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 15.34 AU - 21.4 AU

Year: 28758 Days

Day: 19.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,098,402 km

• M1: 92,152 km (0.072 R)
• M2: 343,926 km (0.113 R)
• M3: 1,101,489 km (0.117 R)
• M4: 2,267,305 km (0.094 R)
• M5: 3,343,512 km (0.078 R)
• M6: 3,959,856 km (0.118 R)
• M7: 4,649,352 km (0.118 R)
• M8: 6,079,508 km (0.082 R)
• M9: 7,890,240 km (0.097 R)
• M10: 8,223,545 km (0.062 R)
• M11: 16,939,266 km (0.092 R)
• M12: 19,635,169 km (0.105 R)
• M13: 21,404,463 km (0.101 R)
• M14: 26,103,931 km (0.086 R)
• M15: 32,286,661 km (0.072 R)
• M16: 34,891,908 km (0.11 R)
• M17: 39,217,830 km (0.103 R)
• M18: 42,517,959 km (0.032 R)
• M19: 44,409,624 km (0.117 R)
• M20: 44,759,533 km (0.098 R)
• M21: 49,664,548 km (0.075 R)
• M22: 84,353,153 km (0.065 R)
• M23: 88,710,640 km (0.025 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.2

Radius: 6.4

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 14.84 AU - 23.86 AU

Year: 31089 Days

Day: 23.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,098,402 km

• M1: 79,586 km (0.092 R)
• M2: 340,186 km (0.104 R)
• M3: 616,942 km (0.12 R)
• M4: 1,326,185 km (0.118 R)
• M5: 2,126,983 km (0.113 R)
• M6: 4,378,131 km (0.113 R)
• M7: 4,724,750 km (0.026 R)
• M8: 7,074,035 km (0.036 R)
• M9: 18,484,014 km (0.115 R)
• M10: 25,952,687 km (0.065 R)
• M11: 27,612,476 km (0.069 R)
• M12: 28,038,231 km (0.026 R)
• M13: 28,360,465 km (0.042 R)
• M14: 29,896,686 km (0.115 R)
• M15: 32,186,431 km (0.074 R)
• M16: 35,209,804 km (0.087 R)
• M17: 35,710,358 km (0.055 R)
• M18: 44,964,183 km (0.105 R)
• M19: 54,186,443 km (0.076 R)
• M20: 56,717,041 km (0.029 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 18,138 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit