🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.73 AU - 0.97 AU

Year: 274 Days

Day: 19.2 Hours

Environment

Temp: 125 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 33,685,626 km

• M1: 220,956 km (0.086 R)
• M2: 339,288 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.87 AU - 1.43 AU

Year: 431 Days

Day: 22 Hours

Environment

Temp: 26 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.92 AU - 1.48 AU

Year: 460 Days

Day: 15.2 Hours

Environment

Temp: 26 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,685,626 km

• M1: 693,685 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.12 AU - 3.8 AU

Year: 2252 Days

Day: 33.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,685,626 km

• M1: 903,721 km (0.119 R)
• M2: 3,198,103 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.1

Radius: 9.8

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.32 AU - 9 AU

Year: 8916 Days

Day: 9.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 33,685,626 km

• M1: 124,914 km (0.076 R)
• M2: 203,004 km (0.113 R)
• M3: 270,772 km (0.059 R)
• M4: 431,590 km (0.108 R)
• M5: 508,483 km (0.11 R)
• M6: 665,262 km (0.105 R)
• M7: 783,893 km (0.088 R)
• M8: 939,026 km (0.064 R)
• M9: 1,089,222 km (0.086 R)
• M10: 1,447,958 km (0.075 R)
• M11: 1,534,575 km (0.052 R)
• M12: 1,658,891 km (0.079 R)
• M13: 1,749,846 km (0.12 R)
• M14: 1,994,289 km (0.084 R)
• M15: 2,453,704 km (0.082 R)
• M16: 2,557,974 km (0.107 R)
• M17: 2,792,543 km (0.063 R)
• M18: 3,056,584 km (0.084 R)
• M19: 3,680,108 km (0.083 R)
• M20: 4,317,395 km (0.071 R)
• M21: 4,469,236 km (0.086 R)
• M22: 5,041,598 km (0.053 R)
• M23: 5,390,610 km (0.086 R)
• M24: 5,609,471 km (0.119 R)
• M25: 5,971,199 km (0.104 R)
• M26: 6,484,619 km (0.089 R)
• M27: 6,805,357 km (0.093 R)
• M28: 7,071,641 km (0.064 R)
• M29: 7,432,172 km (0.064 R)
• M30: 7,675,867 km (0.054 R)
• M31: 7,798,687 km (0.074 R)
• M32: 9,651,905 km (0.101 R)
• M33: 9,917,890 km (0.076 R)
• M34: 10,355,165 km (0.057 R)
• M35: 10,457,041 km (0.088 R)
• M36: 10,525,108 km (0.091 R)
• M37: 10,764,464 km (0.114 R)
• M38: 10,833,279 km (0.109 R)
• M39: 11,144,443 km (0.077 R)
• M40: 11,458,449 km (0.098 R)
• M41: 12,418,269 km (0.07 R)
• M42: 12,562,631 km (0.085 R)
• M43: 13,072,311 km (0.083 R)
• M44: 13,329,769 km (0.102 R)
• M45: 13,440,621 km (0.113 R)
• M46: 13,663,073 km (0.108 R)
• M47: 14,300,509 km (0.04 R)
• M48: 15,409,927 km (0.108 R)
• M49: 15,838,076 km (0.053 R)
• M50: 16,348,953 km (0.088 R)
• M51: 16,825,422 km (0.075 R)
• M52: 17,145,711 km (0.078 R)
• M53: 17,508,336 km (0.037 R)
• M54: 18,282,206 km (0.104 R)
• M55: 19,150,472 km (0.098 R)
• M56: 19,233,798 km (0.087 R)
• M57: 20,201,547 km (0.082 R)
• M58: 20,541,882 km (0.047 R)
• M59: 20,884,162 km (0.119 R)
• M60: 21,142,069 km (0.092 R)
• M61: 22,228,149 km (0.083 R)
• M62: 22,755,781 km (0.037 R)
• M63: 23,109,879 km (0.106 R)
• M64: 23,599,812 km (0.071 R)
• M65: 23,689,272 km (0.106 R)
• M66: 25,135,584 km (0.099 R)
• M67: 25,869,511 km (0.116 R)
• M68: 25,961,663 km (0.109 R)
• M69: 26,331,768 km (0.115 R)
• M70: 27,123,740 km (0.11 R)
• M71: 27,452,256 km (0.077 R)
• M72: 27,876,366 km (0.098 R)
• M73: 28,350,292 km (0.08 R)
• M74: 29,354,094 km (0.092 R)
• M75: 29,450,435 km (0.114 R)
• M76: 29,691,288 km (0.119 R)
• M77: 30,808,335 km (0.115 R)
• M78: 31,151,064 km (0.082 R)
• M79: 31,593,425 km (0.089 R)
• M80: 33,033,304 km (0.114 R)
• M81: 33,233,466 km (0.107 R)
• M82: 33,585,021 km (0.098 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 17,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit