🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.47 AU - 0.61 AU

Year: 140 Days

Day: 27.8 Hours

Environment

Temp: 207 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 38,510,462 km

• M1: 74,201 km (0.094 R)
• M2: 313,707 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.68 AU - 0.7 AU

Year: 202 Days

Day: 28.3 Hours

Environment

Temp: 214 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,510,462 km

• M1: 52,509 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.78 AU - 1.28 AU

Year: 369 Days

Day: 15.9 Hours

Environment

Temp: 163 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.05 AU - 1.17 AU

Year: 413 Days

Day: 33.3 Hours

Environment

Temp: 46 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,510,462 km

• M1: 388,655 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.85 AU - 3.05 AU

Year: 1354 Days

Day: 21.2 Hours

Environment

Temp: -73 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.73 AU - 4.31 AU

Year: 2846 Days

Day: 41.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.1

Radius: 11.3

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.88 AU - 7.36 AU

Year: 6014 Days

Day: 9.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 38,510,462 km

• M1: 424,708 km (0.116 R)
• M2: 635,492 km (0.057 R)
• M3: 820,844 km (0.078 R)
• M4: 960,418 km (0.051 R)
• M5: 1,074,711 km (0.119 R)
• M6: 1,335,759 km (0.096 R)
• M7: 1,656,497 km (0.044 R)
• M8: 1,755,531 km (0.117 R)
• M9: 1,959,732 km (0.109 R)
• M10: 2,414,360 km (0.088 R)
• M11: 2,877,515 km (0.101 R)
• M12: 2,973,557 km (0.089 R)
• M13: 3,243,282 km (0.079 R)
• M14: 3,343,363 km (0.042 R)
• M15: 3,419,209 km (0.114 R)
• M16: 4,046,024 km (0.116 R)
• M17: 4,126,956 km (0.114 R)
• M18: 4,511,722 km (0.105 R)
• M19: 4,651,895 km (0.082 R)
• M20: 5,315,661 km (0.072 R)
• M21: 6,101,798 km (0.077 R)
• M22: 6,508,555 km (0.052 R)
• M23: 7,249,662 km (0.109 R)
• M24: 7,480,492 km (0.036 R)
• M25: 7,949,631 km (0.087 R)
• M26: 8,706,297 km (0.08 R)
• M27: 8,846,320 km (0.036 R)
• M28: 9,378,141 km (0.05 R)
• M29: 9,485,702 km (0.111 R)
• M30: 9,593,711 km (0.103 R)
• M31: 9,774,725 km (0.094 R)
• M32: 9,847,429 km (0.112 R)
• M33: 10,213,645 km (0.119 R)
• M34: 10,659,147 km (0.091 R)
• M35: 10,734,096 km (0.109 R)
• M36: 11,301,072 km (0.073 R)
• M37: 11,607,598 km (0.093 R)
• M38: 11,878,071 km (0.094 R)
• M39: 12,781,193 km (0.045 R)
• M40: 12,980,458 km (0.056 R)
• M41: 13,060,493 km (0.094 R)
• M42: 13,261,103 km (0.115 R)
• M43: 13,992,188 km (0.099 R)
• M44: 14,115,307 km (0.12 R)
• M45: 14,569,935 km (0.111 R)
• M46: 14,694,700 km (0.039 R)
• M47: 15,239,685 km (0.117 R)
• M48: 15,791,252 km (0.112 R)
• M49: 16,048,112 km (0.093 R)
• M50: 16,349,402 km (0.107 R)
• M51: 17,485,149 km (0.037 R)
• M52: 17,750,835 km (0.093 R)
• M53: 17,973,287 km (0.108 R)
• M54: 18,286,245 km (0.103 R)
• M55: 19,464,478 km (0.086 R)
• M56: 19,878,116 km (0.064 R)
• M57: 20,340,972 km (0.096 R)
• M58: 20,434,022 km (0.077 R)
• M59: 20,854,392 km (0.105 R)
• M60: 22,324,041 km (0.073 R)
• M61: 22,708,658 km (0.101 R)
• M62: 23,338,465 km (0.118 R)
• M63: 23,435,853 km (0.052 R)
• M64: 24,220,045 km (0.095 R)
• M65: 24,367,997 km (0.099 R)
• M66: 24,764,132 km (0.106 R)
• M67: 25,362,225 km (0.088 R)
• M68: 27,082,600 km (0.102 R)
• M69: 29,154,531 km (0.114 R)
• M70: 29,312,057 km (0.096 R)
• M71: 29,944,707 km (0.076 R)
• M72: 30,262,602 km (0.095 R)
• M73: 30,422,073 km (0.117 R)
• M74: 31,008,946 km (0.11 R)
• M75: 32,031,597 km (0.079 R)
• M76: 33,120,071 km (0.025 R)
• M77: 33,503,790 km (0.034 R)
• M78: 35,109,423 km (0.116 R)
• M79: 36,287,806 km (0.119 R)
• M80: 36,457,300 km (0.112 R)
• M81: 36,910,283 km (0.106 R)
• M82: 37,422,057 km (0.062 R)
• M83: 38,395,341 km (0.079 R)
• M84: 38,510,531 km (0.115 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 13,030 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit