🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.68 AU - 0.86 AU

Year: 259 Days

Day: 29.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 43.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,369,837 km

• M1: 23,188 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.59 AU - 3.81 AU

Year: 2192 Days

Day: 42.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,369,837 km

• M1: 359,334 km (0.066 R)
• M2: 444,455 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.08 AU - 4.7 AU

Year: 2938 Days

Day: 28.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.3

Radius: 13.5

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.11 AU - 5.77 AU

Year: 4204 Days

Day: 13.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,369,837 km

• M1: 167,998 km (0.065 R)
• M2: 664,663 km (0.107 R)
• M3: 1,151,604 km (0.076 R)
• M4: 1,612,815 km (0.113 R)
• M5: 2,085,544 km (0.112 R)
• M6: 2,553,037 km (0.094 R)
• M7: 3,035,640 km (0.101 R)
• M8: 3,853,492 km (0.118 R)
• M9: 5,474,085 km (0.107 R)
• M10: 7,341,067 km (0.088 R)
• M11: 8,327,515 km (0.038 R)
• M12: 9,723,562 km (0.117 R)
• M13: 10,264,359 km (0.032 R)
• M14: 12,197,762 km (0.119 R)
• M15: 12,926,154 km (0.109 R)
• M16: 14,204,467 km (0.057 R)
• M17: 17,191,039 km (0.096 R)
• M18: 18,735,787 km (0.097 R)
• M19: 21,676,582 km (0.093 R)
• M20: 22,891,167 km (0.093 R)
• M21: 23,626,441 km (0.115 R)
• M22: 25,455,574 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.1

Radius: 9.1

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.62 AU - 5.52 AU

Year: 4371 Days

Day: 11.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,369,837 km

• M1: 113,844 km (0.04 R)
• M2: 445,203 km (0.068 R)
• M3: 746,793 km (0.067 R)
• M4: 1,178,233 km (0.08 R)
• M5: 2,091,977 km (0.055 R)
• M6: 2,618,711 km (0.098 R)
• M7: 3,270,957 km (0.084 R)
• M8: 3,614,434 km (0.096 R)
• M9: 5,612,015 km (0.036 R)
• M10: 6,208,461 km (0.104 R)
• M11: 7,504,428 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.2

Radius: 5.2

Gravity: 23.42 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 11.21 AU - 15.33 AU

Year: 18509 Days

Day: 22 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,369,837 km

• M1: 64,626 km (0.102 R)
• M2: 404,064 km (0.098 R)
• M3: 823,686 km (0.096 R)
• M4: 1,176,737 km (0.088 R)
• M5: 1,527,245 km (0.104 R)
• M6: 1,815,520 km (0.07 R)
• M7: 2,119,353 km (0.077 R)
• M8: 3,291,303 km (0.082 R)
• M9: 3,743,537 km (0.061 R)
• M10: 4,109,154 km (0.074 R)
• M11: 5,734,236 km (0.094 R)
• M12: 6,558,670 km (0.072 R)
• M13: 8,389,000 km (0.098 R)
• M14: 9,839,052 km (0.091 R)
• M15: 11,138,160 km (0.096 R)
• M16: 11,323,661 km (0.079 R)
• M17: 13,433,889 km (0.095 R)
• M18: 14,803,457 km (0.107 R)
• M19: 15,483,529 km (0.119 R)
• M20: 17,901,330 km (0.076 R)
• M21: 21,500,804 km (0.112 R)
• M22: 21,885,271 km (0.042 R)
• M23: 27,873,973 km (0.066 R)
• M24: 30,450,198 km (0.091 R)
• M25: 36,886,646 km (0.109 R)
• M26: 38,838,898 km (0.095 R)
• M27: 40,129,629 km (0.096 R)
• M28: 44,794,539 km (0.09 R)
• M29: 56,265,854 km (0.077 R)
• M30: 58,102,317 km (0.111 R)
• M31: 70,177,558 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.3

Radius: 5.9

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 16.98 AU - 18.28 AU

Year: 28343 Days

Day: 22.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,369,837 km

• M1: 91,703 km (0.087 R)
• M2: 641,326 km (0.091 R)
• M3: 885,619 km (0.113 R)
• M4: 1,455,288 km (0.12 R)
• M5: 1,948,811 km (0.076 R)
• M6: 2,153,761 km (0.047 R)
• M7: 3,602,616 km (0.1 R)
• M8: 4,129,799 km (0.063 R)
• M9: 4,677,028 km (0.078 R)
• M10: 7,771,909 km (0.119 R)
• M11: 15,814,290 km (0.071 R)
• M12: 16,858,633 km (0.119 R)
• M13: 17,144,814 km (0.089 R)
• M14: 17,874,253 km (0.104 R)
• M15: 22,431,752 km (0.063 R)
• M16: 25,865,921 km (0.075 R)
• M17: 26,824,693 km (0.03 R)
• M18: 33,867,462 km (0.086 R)
• M19: 39,608,280 km (0.113 R)
• M20: 42,180,316 km (0.12 R)
• M21: 43,106,178 km (0.1 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: 484 - 18,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit