🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.62 AU - 0.68 AU

Year: 186 Days

Day: 27.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.8 AU - 0.82 AU

Year: 259 Days

Day: 36.2 Hours

Environment

Temp: 102 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.14 AU - 1.42 AU

Year: 514 Days

Day: 46.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.98 AU - 1.6 AU

Year: 520 Days

Day: 42.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.17 AU - 1.89 AU

Year: 671 Days

Day: 19.1 Hours

Environment

Temp: -18 °C

Axial Tilt: 172.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.45 AU - 3.89 AU

Year: 2494 Days

Day: 37.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 89 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.32 AU - 4.46 AU

Year: 3263 Days

Day: 41 Hours

Environment

Temp: -126 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.7

Radius: 12.5

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.87 AU - 6.67 AU

Year: 5570 Days

Day: 5.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,876,968 km

• M1: 155,731 km (0.048 R)
• M2: 573,109 km (0.113 R)
• M3: 1,266,496 km (0.1 R)
• M4: 1,940,584 km (0.107 R)
• M5: 2,329,388 km (0.05 R)
• M6: 3,669,486 km (0.093 R)
• M7: 4,296,451 km (0.029 R)
• M8: 5,270,782 km (0.102 R)
• M9: 6,484,170 km (0.065 R)
• M10: 6,882,400 km (0.096 R)
• M11: 7,912,979 km (0.115 R)
• M12: 8,445,997 km (0.104 R)
• M13: 9,373,803 km (0.116 R)
• M14: 10,368,479 km (0.068 R)
• M15: 10,776,283 km (0.098 R)
• M16: 11,965,885 km (0.075 R)
• M17: 12,772,068 km (0.081 R)
• M18: 13,400,229 km (0.049 R)
• M19: 13,939,230 km (0.095 R)
• M20: 14,605,240 km (0.079 R)
• M21: 15,940,850 km (0.039 R)
• M22: 16,731,026 km (0.105 R)
• M23: 17,230,084 km (0.098 R)
• M24: 17,932,596 km (0.073 R)
• M25: 18,720,678 km (0.087 R)
• M26: 19,807,057 km (0.095 R)
• M27: 23,319,166 km (0.064 R)
• M28: 26,211,492 km (0.104 R)
• M29: 27,226,513 km (0.08 R)
• M30: 28,355,528 km (0.053 R)
• M31: 29,155,279 km (0.074 R)
• M32: 31,361,548 km (0.061 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.8

Radius: 13

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.57 AU - 10.61 AU

Year: 9723 Days

Day: 6.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,876,968 km

• M1: 165,306 km (0.07 R)
• M2: 589,715 km (0.086 R)
• M3: 1,176,438 km (0.044 R)
• M4: 2,021,815 km (0.032 R)
• M5: 2,919,402 km (0.108 R)
• M6: 3,663,502 km (0.082 R)
• M7: 4,621,677 km (0.109 R)
• M8: 5,496,226 km (0.075 R)
• M9: 6,250,349 km (0.085 R)
• M10: 6,830,489 km (0.09 R)
• M11: 7,616,776 km (0.105 R)
• M12: 8,555,053 km (0.025 R)
• M13: 9,419,280 km (0.092 R)
• M14: 10,769,551 km (0.071 R)
• M15: 11,548,208 km (0.116 R)
• M16: 14,571,880 km (0.09 R)
• M17: 15,945,637 km (0.099 R)
• M18: 16,737,010 km (0.03 R)
• M19: 17,254,170 km (0.08 R)
• M20: 18,398,444 km (0.041 R)
• M21: 19,108,884 km (0.102 R)
• M22: 24,134,325 km (0.083 R)
• M23: 31,183,527 km (0.105 R)
• M24: 33,925,955 km (0.054 R)
• M25: 36,825,461 km (0.11 R)
• M26: 38,335,502 km (0.111 R)
• M27: 38,976,678 km (0.112 R)
• M28: 40,412,518 km (0.097 R)
• M29: 43,113,059 km (0.112 R)
• M30: 44,086,044 km (0.113 R)
• M31: 45,644,554 km (0.104 R)
• M32: 51,001,953 km (0.073 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 13,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit