🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.84 AU - 0.88 AU

Year: 302 Days

Day: 19.1 Hours

Environment

Temp: 29 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.01 AU - 1.47 AU

Year: 523 Days

Day: 29.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.05 AU - 1.55 AU

Year: 561 Days

Day: 45.8 Hours

Environment

Temp: -37 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,045,110 km

• M1: 348,713 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.64 AU - 1.66 AU

Year: 803 Days

Day: 47.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.49 AU - 1.81 AU

Year: 803 Days

Day: 32 Hours

Environment

Temp: -68 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.92 AU - 2.48 AU

Year: 1236 Days

Day: 41.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.9

Radius: 13.9

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.7 AU - 5.22 AU

Year: 4184 Days

Day: 7.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,045,110 km

• M1: 172,935 km (0.093 R)
• M2: 640,728 km (0.12 R)
• M3: 1,084,435 km (0.039 R)
• M4: 1,637,797 km (0.072 R)
• M5: 3,107,896 km (0.116 R)
• M6: 3,617,875 km (0.112 R)
• M7: 4,733,127 km (0.109 R)
• M8: 5,550,081 km (0.088 R)
• M9: 6,125,734 km (0.069 R)
• M10: 7,397,465 km (0.098 R)
• M11: 11,892,881 km (0.095 R)
• M12: 12,754,714 km (0.114 R)
• M13: 14,020,462 km (0.118 R)
• M14: 17,702,365 km (0.055 R)
• M15: 19,082,256 km (0.058 R)
• M16: 20,397,969 km (0.12 R)
• M17: 24,861,820 km (0.111 R)
• M18: 26,994,936 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.5

Radius: 10.7

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.83 AU - 8.83 AU

Year: 9106 Days

Day: 10.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,045,110 km

• M1: 133,441 km (0.088 R)
• M2: 684,111 km (0.104 R)
• M3: 1,326,335 km (0.057 R)
• M4: 1,708,108 km (0.088 R)
• M5: 2,086,591 km (0.117 R)
• M6: 2,838,919 km (0.085 R)
• M7: 7,776,247 km (0.081 R)
• M8: 9,247,542 km (0.047 R)
• M9: 11,501,084 km (0.113 R)
• M10: 12,255,806 km (0.087 R)
• M11: 12,645,508 km (0.06 R)
• M12: 14,287,494 km (0.095 R)
• M13: 15,061,065 km (0.099 R)
• M14: 18,949,562 km (0.089 R)
• M15: 19,765,020 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.7

Radius: 5.7

Gravity: 24.89 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 11.43 AU - 17.29 AU

Year: 20610 Days

Day: 20.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,045,110 km

• M1: 70,909 km (0.082 R)
• M2: 406,607 km (0.072 R)
• M3: 615,595 km (0.067 R)
• M4: 808,576 km (0.034 R)
• M5: 1,446,163 km (0.099 R)
• M6: 1,666,520 km (0.115 R)
• M7: 2,154,060 km (0.1 R)
• M8: 2,884,845 km (0.102 R)
• M9: 3,466,332 km (0.109 R)
• M10: 3,895,529 km (0.103 R)
• M11: 6,319,313 km (0.074 R)
• M12: 6,588,440 km (0.093 R)
• M13: 8,259,897 km (0.116 R)
• M14: 15,092,630 km (0.12 R)
• M15: 15,412,321 km (0.114 R)
• M16: 16,314,545 km (0.059 R)
• M17: 17,338,393 km (0.1 R)
• M18: 17,955,036 km (0.106 R)
• M19: 23,960,941 km (0.064 R)
• M20: 25,394,089 km (0.105 R)
• M21: 30,286,687 km (0.12 R)
• M22: 33,558,842 km (0.095 R)
• M23: 35,913,811 km (0.117 R)
• M24: 38,376,491 km (0.061 R)
• M25: 38,971,891 km (0.08 R)
• M26: 48,138,650 km (0.111 R)
• M27: 50,769,478 km (0.118 R)
• M28: 51,486,950 km (0.095 R)
• M29: 55,934,045 km (0.098 R)
• M30: 57,471,463 km (0.116 R)
• M31: 59,036,855 km (0.117 R)
• M32: 62,048,110 km (0.083 R)
• M33: 63,903,274 km (0.065 R)
• M34: 69,469,511 km (0.044 R)
• M35: 70,575,787 km (0.103 R)
• M36: 70,798,389 km (0.049 R)
• M37: 73,506,859 km (0.116 R)
• M38: 77,935,105 km (0.079 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 17,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit