🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.55 AU - 0.79 AU

Year: 192 Days

Day: 23.9 Hours

Environment

Temp: 222 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.6 AU - 1 AU

Year: 250 Days

Day: 12 Hours

Environment

Temp: 131 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,468,357 km

• M1: 103,671 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.01 AU - 1.13 AU

Year: 387 Days

Day: 30.7 Hours

Environment

Temp: 75 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,468,357 km

• M1: 46,226 km (0.044 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.3 AU - 1.5 AU

Year: 580 Days

Day: 45.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.37 AU - 6.09 AU

Year: 4184 Days

Day: 41.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.3

Radius: 12.4

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 9.88 AU - 13.9 AU

Year: 14343 Days

Day: 5.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 58.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 107,468,357 km

• M1: 156,180 km (0.063 R)
• M2: 903,422 km (0.084 R)
• M3: 1,313,170 km (0.073 R)
• M4: 1,783,805 km (0.079 R)
• M5: 2,794,488 km (0.074 R)
• M6: 3,723,341 km (0.061 R)
• M7: 4,275,358 km (0.096 R)
• M8: 5,084,383 km (0.062 R)
• M9: 8,037,894 km (0.099 R)
• M10: 10,795,581 km (0.063 R)
• M11: 12,673,184 km (0.085 R)
• M12: 13,790,680 km (0.046 R)
• M13: 14,618,255 km (0.038 R)
• M14: 16,221,346 km (0.106 R)
• M15: 18,345,187 km (0.113 R)
• M16: 20,295,794 km (0.032 R)
• M17: 23,815,532 km (0.058 R)
• M18: 25,719,464 km (0.107 R)
• M19: 26,237,073 km (0.078 R)
• M20: 26,973,244 km (0.045 R)
• M21: 28,376,921 km (0.12 R)
• M22: 30,170,599 km (0.088 R)
• M23: 33,982,952 km (0.11 R)
• M24: 39,871,124 km (0.058 R)
• M25: 42,549,374 km (0.113 R)
• M26: 44,746,817 km (0.083 R)
• M27: 47,327,680 km (0.102 R)
• M28: 48,733,451 km (0.108 R)
• M29: 52,950,765 km (0.031 R)
• M30: 59,003,794 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.1

Radius: 5.7

Gravity: 30.07 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 16.18 AU - 21.06 AU

Year: 28109 Days

Day: 16.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 107,468,357 km

• M1: 77,791 km (0.099 R)
• M2: 280,646 km (0.066 R)
• M3: 553,363 km (0.06 R)
• M4: 739,911 km (0.1 R)
• M5: 969,245 km (0.116 R)
• M6: 1,669,662 km (0.119 R)
• M7: 2,353,474 km (0.098 R)
• M8: 3,178,356 km (0.102 R)
• M9: 3,557,138 km (0.082 R)
• M10: 4,916,384 km (0.034 R)
• M11: 5,293,371 km (0.112 R)
• M12: 6,841,709 km (0.104 R)
• M13: 10,799,620 km (0.103 R)
• M14: 11,874,181 km (0.074 R)
• M15: 12,628,903 km (0.116 R)
• M16: 16,424,649 km (0.074 R)
• M17: 18,630,171 km (0.073 R)
• M18: 21,793,268 km (0.08 R)
• M19: 24,930,784 km (0.075 R)
• M20: 25,174,479 km (0.116 R)
• M21: 26,925,373 km (0.071 R)
• M22: 27,961,338 km (0.109 R)
• M23: 28,489,269 km (0.119 R)
• M24: 28,889,443 km (0.051 R)
• M25: 29,838,043 km (0.07 R)
• M26: 30,667,414 km (0.036 R)
• M27: 35,045,994 km (0.092 R)
• M28: 39,657,797 km (0.076 R)
• M29: 44,300,417 km (0.076 R)
• M30: 45,742,691 km (0.091 R)
• M31: 48,152,413 km (0.085 R)
• M32: 64,181,526 km (0.066 R)
• M33: 64,869,227 km (0.111 R)
• M34: 66,492,962 km (0.106 R)
• M35: 81,002,460 km (0.112 R)
• M36: 90,130,324 km (0.119 R)
• M37: 95,089,343 km (0.102 R)
• M38: 98,089,678 km (0.032 R)
• M39: 103,334,131 km (0.093 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 12,787 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit