🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.41 AU - 0.67 AU

Year: 146 Days

Day: 40.5 Hours

Environment

Temp: 200 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,748,368 km

• M1: 33,660 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.64 AU - 0.74 AU

Year: 210 Days

Day: 36.4 Hours

Environment

Temp: 114 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.61 AU - 0.89 AU

Year: 238 Days

Day: 37.9 Hours

Environment

Temp: 144 °C

Axial Tilt: 48.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.93 AU - 1.15 AU

Year: 389 Days

Day: 20.7 Hours

Environment

Temp: 22 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,748,368 km

• M1: 444,754 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.83 AU - 1.89 AU

Year: 931 Days

Day: 43.3 Hours

Environment

Temp: -65 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,748,368 km

• M1: 603,179 km (0.042 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.63 AU - 2.73 AU

Year: 1611 Days

Day: 21.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.95 AU - 3.35 AU

Year: 2052 Days

Day: 33.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,748,368 km

• M1: 49,666 km (0.029 R)
• M2: 663,915 km (0.115 R)

Asteroid Belt

Center: 5.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.1

Radius: 11

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.74 AU - 10.2 AU

Year: 9049 Days

Day: 7 Hours

Environment

Temp: -158 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,748,368 km

• M1: 136,882 km (0.112 R)
• M2: 614,249 km (0.062 R)
• M3: 987,047 km (0.099 R)
• M4: 1,370,616 km (0.114 R)
• M5: 1,855,014 km (0.072 R)
• M6: 2,278,974 km (0.111 R)
• M7: 2,671,968 km (0.088 R)
• M8: 3,596,183 km (0.074 R)
• M9: 4,209,684 km (0.111 R)
• M10: 7,122,803 km (0.028 R)
• M11: 7,694,118 km (0.111 R)
• M12: 8,545,030 km (0.109 R)
• M13: 8,971,833 km (0.115 R)
• M14: 9,412,698 km (0.082 R)
• M15: 10,482,024 km (0.052 R)
• M16: 12,805,727 km (0.104 R)
• M17: 14,654,159 km (0.105 R)
• M18: 16,674,179 km (0.097 R)
• M19: 17,206,897 km (0.12 R)
• M20: 18,096,705 km (0.104 R)
• M21: 19,525,215 km (0.083 R)
• M22: 21,259,353 km (0.075 R)
• M23: 23,176,151 km (0.111 R)
• M24: 24,261,184 km (0.071 R)
• M25: 24,773,108 km (0.1 R)
• M26: 25,292,362 km (0.11 R)
• M27: 27,626,837 km (0.077 R)
• M28: 28,941,653 km (0.113 R)
• M29: 33,450,533 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660.8

Radius: 7.8

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 14.03 AU - 15.07 AU

Year: 20374 Days

Day: 16.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,748,368 km

• M1: 100,231 km (0.06 R)
• M2: 1,147,864 km (0.042 R)
• M3: 2,564,706 km (0.054 R)
• M4: 4,268,326 km (0.063 R)
• M5: 4,676,130 km (0.114 R)
• M6: 5,452,094 km (0.114 R)
• M7: 6,440,936 km (0.099 R)
• M8: 9,713,689 km (0.089 R)
• M9: 19,838,473 km (0.101 R)
• M10: 25,506,437 km (0.089 R)
• M11: 29,669,447 km (0.118 R)
• M12: 32,553,544 km (0.088 R)
• M13: 33,863,872 km (0.091 R)
• M14: 36,310,545 km (0.113 R)
• M15: 42,010,972 km (0.11 R)
• M16: 44,036,228 km (0.085 R)
• M17: 49,639,117 km (0.099 R)
• M18: 52,789,349 km (0.1 R)
• M19: 53,147,336 km (0.108 R)
• M20: 57,760,635 km (0.093 R)
• M21: 60,457,137 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 203.8

Radius: 3.6

Gravity: 15.73 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 15.24 AU - 15.74 AU

Year: 22379 Days

Day: 17.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,748,368 km

• M1: 44,879 km (0.108 R)
• M2: 162,164 km (0.054 R)
• M3: 299,495 km (0.116 R)
• M4: 450,439 km (0.114 R)
• M5: 2,597,019 km (0.111 R)
• M6: 2,815,731 km (0.086 R)
• M7: 3,982,894 km (0.077 R)
• M8: 5,981,820 km (0.026 R)
• M9: 6,247,057 km (0.103 R)
• M10: 8,851,407 km (0.103 R)
• M11: 13,400,080 km (0.117 R)
• M12: 15,276,785 km (0.025 R)
• M13: 16,497,653 km (0.051 R)
• M14: 23,307,947 km (0.115 R)
• M15: 24,153,324 km (0.06 R)
• M16: 24,631,589 km (0.087 R)
• M17: 25,409,946 km (0.114 R)
• M18: 29,767,284 km (0.049 R)
• M19: 30,427,758 km (0.115 R)
• M20: 38,349,713 km (0.062 R)
• M21: 40,056,775 km (0.051 R)
• M22: 40,457,847 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 16,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit