🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.31 AU - 1.43 AU

Year: 580 Days

Day: 26.6 Hours

Environment

Temp: -11 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,365,877 km

• M1: 1,218,026 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.64 AU - 2.52 AU

Year: 1085 Days

Day: 29.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,365,877 km

• M1: 277,654 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.04 AU - 2.88 AU

Year: 1395 Days

Day: 16.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,365,877 km

• M1: 1,013,825 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.77 AU - 4.91 AU

Year: 3270 Days

Day: 45.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,365,877 km

• M1: 1,064,090 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.4

Radius: 7.1

Gravity: 16.81 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 12.65 AU - 13.07 AU

Year: 16678 Days

Day: 20.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 72,365,877 km

• M1: 121,922 km (0.104 R)
• M2: 171,738 km (0.111 R)
• M3: 248,482 km (0.1 R)
• M4: 340,485 km (0.118 R)
• M5: 445,203 km (0.05 R)
• M6: 848,370 km (0.072 R)
• M7: 920,775 km (0.084 R)
• M8: 995,275 km (0.099 R)
• M9: 1,513,930 km (0.079 R)
• M10: 1,942,977 km (0.118 R)
• M11: 2,138,202 km (0.117 R)
• M12: 2,618,112 km (0.115 R)
• M13: 2,870,334 km (0.039 R)
• M14: 2,980,887 km (0.119 R)
• M15: 3,554,595 km (0.032 R)
• M16: 3,673,376 km (0.045 R)
• M17: 4,976,672 km (0.086 R)
• M18: 5,379,539 km (0.065 R)
• M19: 6,408,025 km (0.082 R)
• M20: 6,895,415 km (0.112 R)
• M21: 8,960,912 km (0.077 R)
• M22: 9,395,345 km (0.114 R)
• M23: 9,725,806 km (0.115 R)
• M24: 10,004,058 km (0.06 R)
• M25: 10,285,003 km (0.117 R)
• M26: 11,027,457 km (0.102 R)
• M27: 11,492,856 km (0.056 R)
• M28: 13,049,422 km (0.078 R)
• M29: 13,294,763 km (0.061 R)
• M30: 14,607,634 km (0.118 R)
• M31: 14,926,128 km (0.079 R)
• M32: 15,311,641 km (0.091 R)
• M33: 16,818,989 km (0.093 R)
• M34: 17,220,061 km (0.114 R)
• M35: 18,786,201 km (0.046 R)
• M36: 19,341,509 km (0.108 R)
• M37: 19,831,891 km (0.062 R)
• M38: 20,114,032 km (0.104 R)
• M39: 21,183,507 km (0.119 R)
• M40: 21,906,663 km (0.072 R)
• M41: 21,979,368 km (0.091 R)
• M42: 22,198,230 km (0.083 R)
• M43: 22,711,500 km (0.097 R)
• M44: 22,859,003 km (0.114 R)
• M45: 23,080,558 km (0.109 R)
• M46: 23,228,809 km (0.12 R)
• M47: 23,526,060 km (0.112 R)
• M48: 23,899,457 km (0.081 R)
• M49: 24,124,452 km (0.111 R)
• M50: 24,274,798 km (0.081 R)
• M51: 25,259,900 km (0.11 R)
• M52: 25,412,639 km (0.039 R)
• M53: 26,103,632 km (0.072 R)
• M54: 26,878,698 km (0.096 R)
• M55: 27,739,784 km (0.086 R)
• M56: 27,818,622 km (0.065 R)
• M57: 29,248,628 km (0.119 R)
• M58: 32,014,393 km (0.078 R)
• M59: 32,262,426 km (0.036 R)
• M60: 33,428,243 km (0.036 R)
• M61: 33,848,014 km (0.107 R)
• M62: 34,438,477 km (0.083 R)
• M63: 36,575,183 km (0.057 R)
• M64: 36,921,054 km (0.109 R)
• M65: 37,877,732 km (0.07 R)
• M66: 38,227,641 km (0.06 R)
• M67: 38,315,306 km (0.109 R)
• M68: 39,904,334 km (0.087 R)
• M69: 39,993,196 km (0.118 R)
• M70: 41,065,214 km (0.118 R)
• M71: 42,509,282 km (0.088 R)
• M72: 42,600,088 km (0.115 R)
• M73: 45,818,686 km (0.1 R)
• M74: 46,098,135 km (0.098 R)
• M75: 46,471,681 km (0.078 R)
• M76: 49,400,658 km (0.092 R)
• M77: 53,169,477 km (0.1 R)
• M78: 53,463,137 km (0.092 R)
• M79: 56,330,031 km (0.056 R)
• M80: 56,929,470 km (0.091 R)
• M81: 57,731,913 km (0.104 R)
• M82: 59,551,172 km (0.095 R)
• M83: 60,059,805 km (0.079 R)
• M84: 62,005,774 km (0.118 R)
• M85: 66,380,315 km (0.119 R)
• M86: 66,485,782 km (0.096 R)
• M87: 68,179,080 km (0.085 R)
• M88: 69,565,403 km (0.101 R)
• M89: 70,745,731 km (0.072 R)
• M90: 72,040,799 km (0.074 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 12,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit