🌌 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: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.49 AU - 0.57 AU

Year: 146 Days

Day: 13.2 Hours

Environment

Temp: 185 °C

Axial Tilt: 43.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.72 AU - 0.96 AU

Year: 292 Days

Day: 15.8 Hours

Environment

Temp: 44 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 36,562,735 km

• M1: 65,823 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.06 AU - 1.54 AU

Year: 561 Days

Day: 16.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,562,735 km

• M1: 443,258 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.87 AU - 2.07 AU

Year: 1047 Days

Day: 41.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,562,735 km

• M1: 1,617,303 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.53 AU - 3.53 AU

Year: 1998 Days

Day: 13.9 Hours

Environment

Temp: -107 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,562,735 km

• M1: 635,791 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.5 AU - 4.16 AU

Year: 2839 Days

Day: 46.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.5

Radius: 12.8

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.71 AU - 11.71 AU

Year: 11460 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 36,562,735 km

• M1: 190,288 km (0.062 R)
• M2: 294,558 km (0.095 R)
• M3: 387,458 km (0.096 R)
• M4: 483,800 km (0.116 R)
• M5: 628,760 km (0.069 R)
• M6: 877,242 km (0.057 R)
• M7: 1,191,697 km (0.037 R)
• M8: 1,345,034 km (0.091 R)
• M9: 1,542,055 km (0.058 R)
• M10: 1,710,502 km (0.088 R)
• M11: 1,964,818 km (0.114 R)
• M12: 2,127,731 km (0.082 R)
• M13: 2,467,168 km (0.065 R)
• M14: 2,756,042 km (0.119 R)
• M15: 2,870,035 km (0.106 R)
• M16: 2,985,674 km (0.108 R)
• M17: 3,245,825 km (0.077 R)
• M18: 3,488,772 km (0.104 R)
• M19: 3,637,472 km (0.106 R)
• M20: 3,813,699 km (0.119 R)
• M21: 4,044,378 km (0.097 R)
• M22: 4,253,516 km (0.104 R)
• M23: 4,600,883 km (0.078 R)
• M24: 4,985,349 km (0.071 R)
• M25: 5,209,746 km (0.115 R)
• M26: 5,294,867 km (0.117 R)
• M27: 5,437,583 km (0.089 R)
• M28: 5,991,993 km (0.106 R)
• M29: 6,170,763 km (0.108 R)
• M30: 6,260,970 km (0.095 R)
• M31: 6,503,319 km (0.116 R)
• M32: 7,028,856 km (0.112 R)
• M33: 7,154,518 km (0.091 R)
• M34: 7,280,928 km (0.093 R)
• M35: 7,568,156 km (0.084 R)
• M36: 7,761,736 km (0.102 R)
• M37: 8,055,097 km (0.05 R)
• M38: 8,686,700 km (0.103 R)
• M39: 8,923,363 km (0.074 R)
• M40: 9,611,364 km (0.07 R)
• M41: 9,786,094 km (0.099 R)
• M42: 10,174,301 km (0.067 R)
• M43: 10,280,964 km (0.083 R)
• M44: 11,479,542 km (0.113 R)
• M45: 12,569,213 km (0.099 R)
• M46: 13,184,509 km (0.101 R)
• M47: 13,417,882 km (0.109 R)
• M48: 14,205,365 km (0.099 R)
• M49: 17,289,924 km (0.088 R)
• M50: 17,588,072 km (0.102 R)
• M51: 17,888,016 km (0.115 R)
• M52: 19,060,564 km (0.087 R)
• M53: 19,236,341 km (0.073 R)
• M54: 19,633,973 km (0.092 R)
• M55: 20,257,796 km (0.097 R)
• M56: 21,342,380 km (0.093 R)
• M57: 22,399,588 km (0.059 R)
• M58: 22,492,339 km (0.116 R)
• M59: 23,098,210 km (0.075 R)
• M60: 23,332,630 km (0.11 R)
• M61: 24,421,404 km (0.117 R)
• M62: 24,660,311 km (0.062 R)
• M63: 25,526,633 km (0.11 R)
• M64: 25,963,608 km (0.045 R)
• M65: 26,943,474 km (0.104 R)
• M66: 28,085,205 km (0.051 R)
• M67: 28,636,922 km (0.092 R)
• M68: 29,445,648 km (0.104 R)
• M69: 29,547,375 km (0.093 R)
• M70: 30,570,026 km (0.116 R)
• M71: 31,396,554 km (0.063 R)
• M72: 31,708,465 km (0.115 R)
• M73: 32,230,562 km (0.114 R)
• M74: 32,440,149 km (0.095 R)
• M75: 32,860,668 km (0.066 R)
• M76: 32,966,135 km (0.106 R)
• M77: 35,044,498 km (0.066 R)
• M78: 35,260,069 km (0.116 R)
• M79: 35,422,083 km (0.12 R)
• M80: 36,290,050 km (0.091 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 15,466 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit