🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.56 AU - 0.88 AU

Year: 220 Days

Day: 45.3 Hours

Environment

Temp: 144 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.71 AU - 0.95 AU

Year: 272 Days

Day: 46.2 Hours

Environment

Temp: 167 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.87 AU - 1.09 AU

Year: 349 Days

Day: 23.9 Hours

Environment

Temp: 85 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,764,071 km

• M1: 309,817 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.05 AU - 1.09 AU

Year: 398 Days

Day: 42.1 Hours

Environment

Temp: 34 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.03 AU - 1.57 AU

Year: 533 Days

Day: 30.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 64,764,071 km

• M1: 288,275 km (0.049 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.43 AU - 1.71 AU

Year: 708 Days

Day: 29.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.5

Radius: 14.4

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.03 AU - 10.35 AU

Year: 11707 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,764,071 km

• M1: 279,748 km (0.109 R)
• M2: 562,039 km (0.114 R)
• M3: 1,174,942 km (0.116 R)
• M4: 1,888,374 km (0.067 R)
• M5: 2,183,231 km (0.117 R)
• M6: 3,049,253 km (0.083 R)
• M7: 3,400,210 km (0.104 R)
• M8: 4,101,076 km (0.089 R)
• M9: 5,177,283 km (0.115 R)
• M10: 5,565,041 km (0.093 R)
• M11: 6,895,115 km (0.072 R)
• M12: 7,384,899 km (0.025 R)
• M13: 8,729,933 km (0.082 R)
• M14: 9,563,642 km (0.096 R)
• M15: 10,988,562 km (0.086 R)
• M16: 14,489,152 km (0.058 R)
• M17: 14,783,262 km (0.042 R)
• M18: 17,436,380 km (0.108 R)
• M19: 18,946,271 km (0.108 R)
• M20: 20,310,753 km (0.116 R)
• M21: 20,799,639 km (0.117 R)
• M22: 22,228,748 km (0.076 R)
• M23: 23,705,727 km (0.088 R)
• M24: 25,230,578 km (0.08 R)
• M25: 26,168,408 km (0.075 R)
• M26: 29,754,717 km (0.065 R)
• M27: 32,070,193 km (0.098 R)
• M28: 36,030,498 km (0.045 R)
• M29: 36,869,143 km (0.078 R)
• M30: 38,959,773 km (0.115 R)
• M31: 56,952,059 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.3

Radius: 3.5

Gravity: 40.43 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 13.22 AU - 14.4 AU

Year: 18470 Days

Day: 15.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 64,764,071 km

• M1: 77,791 km (0.055 R)
• M2: 437,275 km (0.077 R)
• M3: 812,466 km (0.101 R)
• M4: 2,163,784 km (0.071 R)
• M5: 2,924,938 km (0.078 R)
• M6: 5,300,402 km (0.082 R)
• M7: 5,675,893 km (0.063 R)
• M8: 6,384,089 km (0.073 R)
• M9: 7,702,346 km (0.115 R)
• M10: 7,881,414 km (0.118 R)
• M11: 8,665,905 km (0.09 R)
• M12: 9,242,156 km (0.083 R)
• M13: 10,192,701 km (0.083 R)
• M14: 10,606,938 km (0.078 R)
• M15: 14,955,150 km (0.111 R)
• M16: 18,361,044 km (0.114 R)
• M17: 18,846,190 km (0.1 R)
• M18: 20,412,480 km (0.091 R)
• M19: 20,923,955 km (0.048 R)
• M20: 23,110,477 km (0.092 R)
• M21: 23,420,594 km (0.084 R)
• M22: 24,205,085 km (0.071 R)
• M23: 24,522,382 km (0.096 R)
• M24: 25,244,192 km (0.063 R)
• M25: 29,009,869 km (0.098 R)
• M26: 29,882,324 km (0.079 R)
• M27: 30,678,634 km (0.117 R)
• M28: 34,912,104 km (0.079 R)
• M29: 35,388,723 km (0.105 R)
• M30: 37,033,701 km (0.075 R)
• M31: 40,231,355 km (0.118 R)
• M32: 43,667,768 km (0.088 R)
• M33: 44,200,785 km (0.111 R)
• M34: 49,935,620 km (0.067 R)
• M35: 51,308,629 km (0.053 R)
• M36: 52,934,159 km (0.088 R)
• M37: 56,140,790 km (0.07 R)
• M38: 56,261,366 km (0.089 R)
• M39: 58,453,872 km (0.098 R)
• M40: 59,193,933 km (0.1 R)
• M41: 59,814,315 km (0.096 R)
• M42: 61,694,760 km (0.092 R)
• M43: 61,821,170 km (0.101 R)
• M44: 62,837,090 km (0.057 R)
• M45: 62,964,547 km (0.044 R)
• M46: 63,604,377 km (0.059 R)
• M47: 63,861,087 km (0.081 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 19,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit