🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.54 AU - 0.9 AU

Year: 231 Days

Day: 34 Hours

Environment

Temp: 121 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,515,357 km

• M1: 229,334 km (0.038 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.85 AU - 1.03 AU

Year: 345 Days

Day: 45.7 Hours

Environment

Temp: 35 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.57 AU - 1.59 AU

Year: 752 Days

Day: 34.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,515,357 km

• M1: 897,886 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.51 AU - 1.95 AU

Year: 862 Days

Day: 34.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,515,357 km

• M1: 132,993 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.7 AU - 3.06 AU

Year: 1851 Days

Day: 21.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.49 AU - 4.33 AU

Year: 2928 Days

Day: 17.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.3

Radius: 12

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.74 AU - 6.52 AU

Year: 5748 Days

Day: 11.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,515,357 km

• M1: 216,917 km (0.091 R)
• M2: 737,667 km (0.057 R)
• M3: 1,122,134 km (0.066 R)
• M4: 1,656,647 km (0.072 R)
• M5: 2,258,629 km (0.075 R)
• M6: 4,263,689 km (0.071 R)
• M7: 5,715,686 km (0.083 R)
• M8: 6,496,587 km (0.106 R)
• M9: 9,049,325 km (0.104 R)
• M10: 9,531,928 km (0.118 R)
• M11: 11,209,967 km (0.089 R)
• M12: 11,680,303 km (0.092 R)
• M13: 12,074,792 km (0.118 R)
• M14: 18,166,567 km (0.106 R)
• M15: 18,996,237 km (0.109 R)
• M16: 20,225,034 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.9

Radius: 4.2

Gravity: 14.79 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 17.56 AU - 17.92 AU

Year: 28300 Days

Day: 17.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,515,357 km

• M1: 62,532 km (0.07 R)
• M2: 1,012,478 km (0.085 R)
• M3: 1,315,863 km (0.097 R)
• M4: 1,512,734 km (0.094 R)
• M5: 2,571,288 km (0.086 R)
• M6: 3,293,098 km (0.107 R)
• M7: 8,683,109 km (0.115 R)
• M8: 10,219,031 km (0.077 R)
• M9: 10,393,761 km (0.12 R)
• M10: 14,318,461 km (0.085 R)
• M11: 14,758,129 km (0.12 R)
• M12: 16,767,977 km (0.081 R)
• M13: 23,471,906 km (0.119 R)
• M14: 27,633,569 km (0.109 R)
• M15: 31,028,842 km (0.115 R)
• M16: 52,397,701 km (0.05 R)
• M17: 60,934,354 km (0.084 R)
• M18: 61,893,725 km (0.066 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 17,294 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit