🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.94 AU - 1.06 AU

Year: 350 Days

Day: 31.8 Hours

Environment

Temp: 142 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,454,816 km

• M1: 314,904 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.02 AU - 1.36 AU

Year: 454 Days

Day: 26.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.13 AU - 1.63 AU

Year: 567 Days

Day: 42.1 Hours

Environment

Temp: -7 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 42,454,816 km

• M1: 43,683 km (0.104 R)
• M2: 778,059 km (0.038 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.18 AU - 1.96 AU

Year: 688 Days

Day: 43.4 Hours

Environment

Temp: 1 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.27 AU - 2.09 AU

Year: 762 Days

Day: 12.2 Hours

Environment

Temp: -22 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.6 AU - 3.5 AU

Year: 1863 Days

Day: 22.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.24 AU - 5.12 AU

Year: 2990 Days

Day: 23.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860

Radius: 14.6

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.43 AU - 6.81 AU

Year: 4661 Days

Day: 5.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 42,454,816 km

• M1: 189,391 km (0.054 R)
• M2: 296,503 km (0.057 R)
• M3: 401,521 km (0.095 R)
• M4: 527,033 km (0.047 R)
• M5: 729,589 km (0.051 R)
• M6: 1,144,274 km (0.053 R)
• M7: 1,278,463 km (0.07 R)
• M8: 1,434,195 km (0.075 R)
• M9: 1,817,764 km (0.119 R)
• M10: 2,140,895 km (0.111 R)
• M11: 2,252,794 km (0.091 R)
• M12: 2,801,819 km (0.119 R)
• M13: 2,904,293 km (0.085 R)
• M14: 3,392,281 km (0.096 R)
• M15: 3,906,300 km (0.068 R)
• M16: 4,114,241 km (0.043 R)
• M17: 4,255,012 km (0.087 R)
• M18: 5,361,438 km (0.046 R)
• M19: 5,464,062 km (0.118 R)
• M20: 6,013,386 km (0.119 R)
• M21: 6,173,755 km (0.11 R)
• M22: 6,281,315 km (0.099 R)
• M23: 6,471,155 km (0.047 R)
• M24: 6,856,818 km (0.118 R)
• M25: 7,249,962 km (0.1 R)
• M26: 7,449,376 km (0.118 R)
• M27: 8,087,859 km (0.118 R)
• M28: 8,294,753 km (0.098 R)
• M29: 8,713,777 km (0.045 R)
• M30: 9,355,402 km (0.112 R)
• M31: 9,823,195 km (0.05 R)
• M32: 10,139,295 km (0.097 R)
• M33: 10,458,836 km (0.09 R)
• M34: 10,684,430 km (0.07 R)
• M35: 11,304,961 km (0.092 R)
• M36: 11,470,267 km (0.106 R)
• M37: 11,703,041 km (0.117 R)
• M38: 12,547,073 km (0.115 R)
• M39: 13,973,788 km (0.112 R)
• M40: 14,080,152 km (0.116 R)
• M41: 14,508,450 km (0.1 R)
• M42: 14,652,214 km (0.098 R)
• M43: 15,414,714 km (0.047 R)
• M44: 15,745,475 km (0.104 R)
• M45: 16,190,080 km (0.105 R)
• M46: 16,526,376 km (0.084 R)
• M47: 16,864,916 km (0.119 R)
• M48: 17,167,852 km (0.104 R)
• M49: 17,817,406 km (0.078 R)
• M50: 18,280,860 km (0.097 R)
• M51: 18,669,964 km (0.102 R)
• M52: 18,826,443 km (0.073 R)
• M53: 19,338,068 km (0.1 R)
• M54: 19,615,273 km (0.09 R)
• M55: 19,933,916 km (0.044 R)
• M56: 20,254,205 km (0.093 R)
• M57: 20,697,464 km (0.05 R)
• M58: 20,859,478 km (0.035 R)
• M59: 21,184,554 km (0.112 R)
• M60: 21,593,555 km (0.061 R)
• M61: 21,798,953 km (0.063 R)
• M62: 22,460,624 km (0.081 R)
• M63: 22,585,389 km (0.026 R)
• M64: 23,045,103 km (0.066 R)
• M65: 24,101,264 km (0.031 R)
• M66: 25,043,581 km (0.066 R)
• M67: 25,519,452 km (0.071 R)
• M68: 26,699,779 km (0.084 R)
• M69: 27,407,676 km (0.065 R)
• M70: 27,585,698 km (0.06 R)
• M71: 27,808,599 km (0.078 R)
• M72: 27,942,788 km (0.119 R)
• M73: 28,887,349 km (0.048 R)
• M74: 29,113,690 km (0.106 R)
• M75: 29,386,258 km (0.095 R)
• M76: 30,576,907 km (0.079 R)
• M77: 30,715,285 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 124.7

Radius: 5.8

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 14.1 AU - 15.12 AU

Year: 19537 Days

Day: 19.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 42,454,816 km

• M1: 87,066 km (0.103 R)
• M2: 166,054 km (0.064 R)
• M3: 210,484 km (0.075 R)
• M4: 281,394 km (0.091 R)
• M5: 695,032 km (0.105 R)
• M6: 1,013,226 km (0.112 R)
• M7: 1,140,983 km (0.094 R)
• M8: 3,948,636 km (0.11 R)
• M9: 4,655,935 km (0.112 R)
• M10: 5,086,477 km (0.045 R)
• M11: 5,594,063 km (0.076 R)
• M12: 5,691,002 km (0.047 R)
• M13: 6,317,967 km (0.105 R)
• M14: 8,511,670 km (0.081 R)
• M15: 8,885,665 km (0.07 R)
• M16: 9,036,759 km (0.102 R)
• M17: 9,150,603 km (0.067 R)
• M18: 9,765,899 km (0.091 R)
• M19: 10,000,169 km (0.117 R)
• M20: 12,022,732 km (0.086 R)
• M21: 13,165,809 km (0.088 R)
• M22: 14,832,479 km (0.069 R)
• M23: 16,983,846 km (0.092 R)
• M24: 17,218,416 km (0.064 R)
• M25: 17,928,557 km (0.112 R)
• M26: 18,503,461 km (0.106 R)
• M27: 18,551,632 km (0.045 R)
• M28: 22,642,386 km (0.103 R)
• M29: 24,840,876 km (0.097 R)
• M30: 25,911,548 km (0.073 R)
• M31: 27,435,501 km (0.081 R)
• M32: 27,765,814 km (0.112 R)
• M33: 29,044,277 km (0.046 R)
• M34: 34,168,902 km (0.076 R)
• M35: 34,405,565 km (0.104 R)
• M36: 35,537,722 km (0.112 R)
• M37: 35,777,677 km (0.071 R)
• M38: 36,924,494 km (0.048 R)
• M39: 40,812,693 km (0.085 R)
• M40: 41,315,641 km (0.101 R)
• M41: 41,378,621 km (0.106 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 18,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit