🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.62 AU - 0.76 AU

Year: 219 Days

Day: 24.1 Hours

Environment

Temp: 182 °C

Axial Tilt: 47.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.68 AU - 0.86 AU

Year: 259 Days

Day: 41.1 Hours

Environment

Temp: 129 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.77 AU - 0.89 AU

Year: 290 Days

Day: 18.1 Hours

Environment

Temp: 43 °C

Axial Tilt: 9.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.17 AU - 1.53 AU

Year: 601 Days

Day: 33.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,476,133 km

• M1: 139,126 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.35 AU - 1.43 AU

Year: 627 Days

Day: 46.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.72 AU - 3.92 AU

Year: 2316 Days

Day: 39.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,476,133 km

• M1: 451,038 km (0.068 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.43 AU - 4.31 AU

Year: 2915 Days

Day: 23.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.6

Radius: 10.8

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.94 AU - 6.92 AU

Year: 6243 Days

Day: 14.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,476,133 km

• M1: 137,331 km (0.037 R)
• M2: 705,952 km (0.087 R)
• M3: 1,324,839 km (0.107 R)
• M4: 2,408,526 km (0.075 R)
• M5: 3,086,952 km (0.071 R)
• M6: 3,425,642 km (0.037 R)
• M7: 3,789,164 km (0.068 R)
• M8: 4,651,147 km (0.104 R)
• M9: 4,998,962 km (0.044 R)
• M10: 5,856,906 km (0.111 R)
• M11: 9,231,535 km (0.087 R)
• M12: 9,783,402 km (0.086 R)
• M13: 10,324,647 km (0.096 R)
• M14: 11,606,850 km (0.059 R)
• M15: 11,961,247 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.9

Radius: 7.9

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 15.15 AU - 15.21 AU

Year: 22645 Days

Day: 19.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,476,133 km

• M1: 99,034 km (0.112 R)
• M2: 429,495 km (0.077 R)
• M3: 752,477 km (0.049 R)
• M4: 1,076,656 km (0.108 R)
• M5: 1,558,810 km (0.109 R)
• M6: 2,462,979 km (0.105 R)
• M7: 3,386,148 km (0.118 R)
• M8: 4,317,694 km (0.086 R)
• M9: 5,410,506 km (0.063 R)
• M10: 6,106,136 km (0.115 R)
• M11: 7,575,337 km (0.097 R)
• M12: 9,210,143 km (0.094 R)
• M13: 13,522,002 km (0.108 R)
• M14: 16,317,986 km (0.066 R)
• M15: 16,567,216 km (0.118 R)
• M16: 17,851,065 km (0.112 R)
• M17: 18,204,266 km (0.114 R)
• M18: 21,596,996 km (0.079 R)
• M19: 23,022,963 km (0.104 R)
• M20: 24,079,273 km (0.065 R)
• M21: 24,947,240 km (0.101 R)
• M22: 25,836,001 km (0.092 R)
• M23: 27,794,237 km (0.098 R)
• M24: 33,052,902 km (0.099 R)
• M25: 34,395,991 km (0.109 R)
• M26: 37,767,179 km (0.101 R)
• M27: 39,234,585 km (0.065 R)
• M28: 39,832,079 km (0.118 R)
• M29: 42,596,199 km (0.113 R)
• M30: 45,979,354 km (0.112 R)
• M31: 46,810,520 km (0.119 R)
• M32: 52,911,420 km (0.045 R)
• M33: 60,707,414 km (0.065 R)
• M34: 62,312,899 km (0.09 R)
• M35: 63,126,113 km (0.046 R)
• M36: 66,873,539 km (0.108 R)
• M37: 69,670,421 km (0.104 R)
• M38: 73,897,010 km (0.104 R)
• M39: 77,820,812 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 11,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit