🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.44 AU - 0.7 AU

Year: 161 Days

Day: 41.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.47 AU - 0.71 AU

Year: 170 Days

Day: 30.1 Hours

Environment

Temp: 150 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.02 AU - 1.1 AU

Year: 409 Days

Day: 45.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.81 AU - 1.31 AU

Year: 409 Days

Day: 12.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 164.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 43,943,094 km

• M1: 189,241 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.56 AU - 1.76 AU

Year: 801 Days

Day: 35.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.02 AU - 2.16 AU

Year: 1132 Days

Day: 42.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.37 AU - 4.73 AU

Year: 3054 Days

Day: 34.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.17 AU - 5.05 AU

Year: 3122 Days

Day: 30.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 137 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.2

Radius: 14.2

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.1 AU - 7.52 AU

Year: 5940 Days

Day: 7.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,943,094 km

• M1: 177,872 km (0.084 R)
• M2: 626,516 km (0.097 R)
• M3: 1,447,509 km (0.117 R)
• M4: 2,083,749 km (0.079 R)
• M5: 3,182,695 km (0.083 R)
• M6: 3,668,289 km (0.058 R)
• M7: 4,441,561 km (0.068 R)
• M8: 5,024,693 km (0.084 R)
• M9: 6,439,440 km (0.084 R)
• M10: 7,923,302 km (0.057 R)
• M11: 8,901,522 km (0.045 R)
• M12: 12,817,396 km (0.12 R)
• M13: 13,635,996 km (0.101 R)
• M14: 14,708,014 km (0.093 R)
• M15: 15,264,668 km (0.042 R)
• M16: 16,009,366 km (0.115 R)
• M17: 19,167,377 km (0.12 R)
• M18: 19,966,977 km (0.073 R)
• M19: 20,788,569 km (0.034 R)
• M20: 21,847,273 km (0.084 R)
• M21: 25,239,405 km (0.09 R)
• M22: 25,957,624 km (0.103 R)
• M23: 26,689,607 km (0.115 R)
• M24: 27,855,423 km (0.108 R)
• M25: 28,708,729 km (0.042 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702

Radius: 9.2

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 6.54 AU - 9.7 AU

Year: 8671 Days

Day: 14.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 43,943,094 km

• M1: 114,442 km (0.07 R)
• M2: 401,072 km (0.108 R)
• M3: 690,544 km (0.118 R)
• M4: 977,024 km (0.03 R)
• M5: 1,309,729 km (0.041 R)
• M6: 1,776,924 km (0.104 R)
• M7: 3,179,553 km (0.047 R)
• M8: 3,502,685 km (0.11 R)
• M9: 3,822,525 km (0.11 R)
• M10: 4,161,813 km (0.118 R)
• M11: 4,961,563 km (0.07 R)
• M12: 5,398,090 km (0.068 R)
• M13: 5,860,197 km (0.115 R)
• M14: 6,312,731 km (0.068 R)
• M15: 6,750,903 km (0.076 R)
• M16: 7,054,288 km (0.083 R)
• M17: 7,852,691 km (0.059 R)
• M18: 8,533,960 km (0.119 R)
• M19: 8,934,134 km (0.109 R)
• M20: 9,868,224 km (0.064 R)
• M21: 10,459,285 km (0.053 R)
• M22: 11,766,172 km (0.083 R)
• M23: 15,083,355 km (0.093 R)
• M24: 18,091,768 km (0.108 R)
• M25: 19,278,378 km (0.102 R)
• M26: 20,123,606 km (0.07 R)
• M27: 24,724,938 km (0.115 R)
• M28: 25,630,753 km (0.082 R)
• M29: 25,999,212 km (0.088 R)
• M30: 32,816,836 km (0.089 R)
• M31: 38,168,700 km (0.118 R)
• M32: 39,745,611 km (0.079 R)
• M33: 41,239,495 km (0.084 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 14,911 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit