🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.62 AU - 0.96 AU

Year: 258 Days

Day: 25.4 Hours

Environment

Temp: 133 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.11 AU - 1.31 AU

Year: 489 Days

Day: 45.3 Hours

Environment

Temp: -1 °C

Axial Tilt: 105.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,144,513 km

• M1: 146,606 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.26 AU - 1.32 AU

Year: 538 Days

Day: 16.6 Hours

Environment

Temp: -2 °C

Axial Tilt: 40 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.73 AU - 2.69 AU

Year: 1206 Days

Day: 41.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.56 AU - 4.26 AU

Year: 2312 Days

Day: 47.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.28 AU - 4.94 AU

Year: 3633 Days

Day: 41.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,144,513 km

• M1: 1,013,226 km (0.059 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.64 AU - 4.68 AU

Year: 3693 Days

Day: 22.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.7

Radius: 11

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.23 AU - 8.45 AU

Year: 8058 Days

Day: 13 Hours

Environment

Temp: -173 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,144,513 km

• M1: 136,732 km (0.1 R)
• M2: 519,703 km (0.067 R)
• M3: 1,076,357 km (0.073 R)
• M4: 1,683,126 km (0.103 R)
• M5: 2,507,260 km (0.064 R)
• M6: 3,238,943 km (0.098 R)
• M7: 4,039,292 km (0.1 R)
• M8: 4,992,679 km (0.098 R)
• M9: 5,424,868 km (0.055 R)
• M10: 6,302,857 km (0.116 R)
• M11: 7,171,872 km (0.109 R)
• M12: 8,192,129 km (0.045 R)
• M13: 8,641,671 km (0.074 R)
• M14: 9,837,855 km (0.03 R)
• M15: 13,307,628 km (0.069 R)
• M16: 13,772,429 km (0.101 R)
• M17: 14,248,000 km (0.097 R)
• M18: 16,792,511 km (0.113 R)
• M19: 17,952,792 km (0.077 R)
• M20: 21,120,975 km (0.05 R)
• M21: 23,206,070 km (0.118 R)
• M22: 23,729,214 km (0.029 R)
• M23: 25,188,841 km (0.116 R)
• M24: 25,900,777 km (0.12 R)
• M25: 26,952,899 km (0.048 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867

Radius: 10.7

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.23 AU - 8.27 AU

Year: 8699 Days

Day: 11.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,144,513 km

• M1: 133,142 km (0.082 R)
• M2: 601,234 km (0.107 R)
• M3: 1,841,699 km (0.108 R)
• M4: 2,538,975 km (0.098 R)
• M5: 5,214,383 km (0.098 R)
• M6: 6,129,025 km (0.102 R)
• M7: 6,757,785 km (0.117 R)
• M8: 8,187,491 km (0.054 R)
• M9: 9,760,214 km (0.109 R)
• M10: 10,157,845 km (0.117 R)
• M11: 13,988,448 km (0.058 R)
• M12: 15,409,628 km (0.096 R)
• M13: 16,432,279 km (0.059 R)
• M14: 17,354,550 km (0.092 R)
• M15: 23,716,947 km (0.1 R)
• M16: 29,996,019 km (0.082 R)
• M17: 33,235,411 km (0.1 R)
• M18: 38,892,006 km (0.108 R)
• M19: 41,947,243 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 313.2

Radius: 8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 10.53 AU - 16.51 AU

Year: 18249 Days

Day: 22 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,144,513 km

• M1: 99,782 km (0.115 R)
• M2: 693,685 km (0.052 R)
• M3: 1,078,152 km (0.096 R)
• M4: 1,455,886 km (0.117 R)
• M5: 1,920,238 km (0.093 R)
• M6: 2,340,309 km (0.028 R)
• M7: 3,837,933 km (0.104 R)
• M8: 5,598,401 km (0.082 R)
• M9: 6,263,513 km (0.079 R)
• M10: 7,444,289 km (0.108 R)
• M11: 8,815,354 km (0.1 R)
• M12: 9,611,813 km (0.043 R)
• M13: 10,401,091 km (0.12 R)
• M14: 11,929,832 km (0.115 R)
• M15: 13,028,778 km (0.047 R)
• M16: 15,146,635 km (0.111 R)
• M17: 15,996,800 km (0.087 R)
• M18: 16,360,173 km (0.057 R)
• M19: 20,816,693 km (0.1 R)
• M20: 21,689,447 km (0.034 R)
• M21: 22,495,630 km (0.074 R)
• M22: 25,034,007 km (0.075 R)
• M23: 33,903,964 km (0.06 R)
• M24: 38,125,017 km (0.081 R)
• M25: 40,495,396 km (0.112 R)
• M26: 44,949,074 km (0.078 R)
• M27: 50,182,307 km (0.109 R)
• M28: 50,805,232 km (0.113 R)
• M29: 54,814,904 km (0.119 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: 407 - 12,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit