🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.53 AU - 0.61 AU

Year: 166 Days

Day: 20 Hours

Environment

Temp: 205 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.52 AU - 0.78 AU

Year: 202 Days

Day: 21.1 Hours

Environment

Temp: 130 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,670,850 km

• M1: 10,322 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.79 AU - 1.27 AU

Year: 402 Days

Day: 29.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 45.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.9 AU - 2.44 AU

Year: 1231 Days

Day: 32.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.2 AU - 3.92 AU

Year: 2586 Days

Day: 33 Hours

Environment

Temp: -135 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.82 AU - 4.54 AU

Year: 2718 Days

Day: 34 Hours

Environment

Temp: -127 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.26 AU - 4.54 AU

Year: 2965 Days

Day: 29.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,670,850 km

• M1: 1,238,820 km (0.03 R)

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.9

Radius: 9.2

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.79 AU - 6.73 AU

Year: 6030 Days

Day: 10.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,670,850 km

• M1: 114,442 km (0.114 R)
• M2: 420,370 km (0.028 R)
• M3: 739,911 km (0.109 R)
• M4: 1,635,404 km (0.089 R)
• M5: 2,356,166 km (0.12 R)
• M6: 2,724,177 km (0.085 R)
• M7: 3,316,734 km (0.095 R)
• M8: 3,992,917 km (0.112 R)
• M9: 4,440,962 km (0.111 R)
• M10: 6,955,553 km (0.089 R)
• M11: 7,907,145 km (0.109 R)
• M12: 8,334,845 km (0.064 R)
• M13: 8,943,110 km (0.119 R)
• M14: 10,022,160 km (0.09 R)
• M15: 10,431,160 km (0.12 R)
• M16: 11,675,515 km (0.048 R)
• M17: 12,077,634 km (0.085 R)
• M18: 15,334,530 km (0.108 R)
• M19: 15,816,983 km (0.03 R)
• M20: 16,559,736 km (0.115 R)
• M21: 17,325,528 km (0.075 R)
• M22: 20,918,869 km (0.048 R)
• M23: 30,664,721 km (0.071 R)
• M24: 32,603,809 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.9

Radius: 7.4

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 13.2 AU - 21.76 AU

Year: 28137 Days

Day: 18.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,670,850 km

• M1: 92,601 km (0.066 R)
• M2: 333,454 km (0.1 R)
• M3: 667,356 km (0.04 R)
• M4: 1,191,248 km (0.11 R)
• M5: 1,493,735 km (0.076 R)
• M6: 2,458,192 km (0.11 R)
• M7: 3,786,472 km (0.088 R)
• M8: 4,446,797 km (0.093 R)
• M9: 5,337,502 km (0.075 R)
• M10: 6,889,281 km (0.098 R)
• M11: 7,126,394 km (0.116 R)
• M12: 9,054,411 km (0.092 R)
• M13: 13,240,309 km (0.078 R)
• M14: 14,828,440 km (0.063 R)
• M15: 15,955,361 km (0.117 R)
• M16: 16,204,142 km (0.115 R)
• M17: 17,839,995 km (0.061 R)
• M18: 18,378,697 km (0.09 R)
• M19: 24,049,653 km (0.077 R)
• M20: 28,416,564 km (0.115 R)
• M21: 35,772,740 km (0.109 R)
• M22: 37,353,092 km (0.084 R)
• M23: 44,140,497 km (0.102 R)
• M24: 45,790,113 km (0.065 R)
• M25: 50,984,899 km (0.107 R)
• M26: 51,887,273 km (0.1 R)
• M27: 54,470,380 km (0.081 R)
• M28: 64,185,714 km (0.09 R)
• M29: 66,514,953 km (0.076 R)
• M30: 67,159,720 km (0.108 R)
• M31: 67,808,825 km (0.116 R)
• M32: 75,692,783 km (0.118 R)
• M33: 77,102,892 km (0.101 R)
• M34: 78,052,689 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 12,550 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit