🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.49 AU - 0.67 AU

Year: 161 Days

Day: 30.7 Hours

Environment

Temp: 171 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.83 AU - 0.91 AU

Year: 296 Days

Day: 39.8 Hours

Environment

Temp: 83 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.48 AU - 1.84 AU

Year: 781 Days

Day: 46.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,845,953 km

• M1: 13,763 km (0.051 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.79 AU - 3.67 AU

Year: 2120 Days

Day: 46.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.87 AU - 3.89 AU

Year: 2270 Days

Day: 17.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 10.5

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.79 AU - 7.67 AU

Year: 5680 Days

Day: 14.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 103,845,953 km

• M1: 133,441 km (0.077 R)
• M2: 584,778 km (0.106 R)
• M3: 1,592,320 km (0.051 R)
• M4: 2,533,590 km (0.068 R)
• M5: 2,926,134 km (0.038 R)
• M6: 4,459,213 km (0.111 R)
• M7: 5,975,089 km (0.117 R)
• M8: 6,606,840 km (0.112 R)
• M9: 7,209,121 km (0.091 R)
• M10: 7,925,246 km (0.099 R)
• M11: 8,812,960 km (0.088 R)
• M12: 10,833,579 km (0.118 R)
• M13: 11,773,053 km (0.058 R)
• M14: 12,132,537 km (0.086 R)
• M15: 13,310,471 km (0.101 R)
• M16: 16,844,571 km (0.065 R)
• M17: 17,699,822 km (0.09 R)
• M18: 18,514,831 km (0.091 R)
• M19: 19,283,614 km (0.058 R)
• M20: 19,855,976 km (0.072 R)
• M21: 21,336,696 km (0.057 R)
• M22: 22,259,714 km (0.116 R)
• M23: 25,872,653 km (0.097 R)
• M24: 26,745,257 km (0.045 R)
• M25: 27,099,654 km (0.048 R)
• M26: 30,049,275 km (0.062 R)
• M27: 31,503,068 km (0.118 R)
• M28: 31,997,788 km (0.111 R)
• M29: 33,719,061 km (0.105 R)
• M30: 36,037,229 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.2

Radius: 11.7

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.93 AU - 11.05 AU

Year: 10678 Days

Day: 10.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 103,845,953 km

• M1: 160,668 km (0.078 R)
• M2: 578,645 km (0.11 R)
• M3: 1,620,743 km (0.109 R)
• M4: 2,448,917 km (0.095 R)
• M5: 5,049,676 km (0.104 R)
• M6: 7,679,158 km (0.082 R)
• M7: 10,561,610 km (0.075 R)
• M8: 20,431,778 km (0.086 R)
• M9: 20,973,771 km (0.071 R)
• M10: 22,086,480 km (0.106 R)
• M11: 28,727,130 km (0.062 R)
• M12: 32,133,473 km (0.055 R)
• M13: 35,355,063 km (0.114 R)
• M14: 40,218,490 km (0.085 R)
• M15: 40,703,636 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.9

Radius: 6.1

Gravity: 21.63 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 18.17 AU - 19.13 AU

Year: 29418 Days

Day: 20.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 103,845,953 km

• M1: 76,445 km (0.089 R)
• M2: 1,211,144 km (0.103 R)
• M3: 2,606,743 km (0.108 R)
• M4: 5,039,354 km (0.113 R)
• M5: 5,815,019 km (0.119 R)
• M6: 11,551,948 km (0.111 R)
• M7: 11,987,726 km (0.076 R)
• M8: 15,091,732 km (0.112 R)
• M9: 16,689,737 km (0.119 R)
• M10: 27,406,330 km (0.095 R)
• M11: 27,791,844 km (0.105 R)
• M12: 30,045,087 km (0.091 R)
• M13: 39,948,615 km (0.07 R)
• M14: 40,943,890 km (0.114 R)
• M15: 42,811,619 km (0.081 R)
• M16: 43,330,574 km (0.07 R)
• M17: 54,007,075 km (0.033 R)
• M18: 67,470,584 km (0.117 R)
• M19: 72,004,597 km (0.109 R)
• M20: 92,172,185 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 19,559 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit