🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.53 AU - 0.75 AU

Year: 186 Days

Day: 44 Hours

Environment

Temp: 150 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.9 AU - 1.32 AU

Year: 425 Days

Day: 14.6 Hours

Environment

Temp: 30 °C

Axial Tilt: 42.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,756,836 km

• M1: 227,838 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.94 AU - 1.32 AU

Year: 437 Days

Day: 18 Hours

Environment

Temp: 5 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.35 AU - 1.61 AU

Year: 654 Days

Day: 33.8 Hours

Environment

Temp: -26 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.25 AU - 2.03 AU

Year: 763 Days

Day: 29.6 Hours

Environment

Temp: -34 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,756,836 km

• M1: 668,702 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.78 AU - 2.12 AU

Year: 990 Days

Day: 30.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.17 AU - 2.37 AU

Year: 1243 Days

Day: 22.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,756,836 km

• M1: 51,162 km (0.082 R)

Planet 8 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.48 AU - 2.76 AU

Year: 1541 Days

Day: 15.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,756,836 km

• M1: 335,099 km (0.073 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.8

Radius: 14.6

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.22 AU - 5.7 AU

Year: 4637 Days

Day: 13 Hours

Environment

Temp: -137 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 40,756,836 km

• M1: 197,170 km (0.082 R)
• M2: 300,542 km (0.07 R)
• M3: 454,927 km (0.098 R)
• M4: 647,160 km (0.06 R)
• M5: 809,474 km (0.071 R)
• M6: 922,869 km (0.061 R)
• M7: 1,144,573 km (0.066 R)
• M8: 1,422,077 km (0.039 R)
• M9: 1,536,969 km (0.061 R)
• M10: 1,763,011 km (0.095 R)
• M11: 1,887,327 km (0.107 R)
• M12: 2,263,416 km (0.066 R)
• M13: 2,616,317 km (0.077 R)
• M14: 3,020,381 km (0.119 R)
• M15: 3,221,441 km (0.094 R)
• M16: 3,672,628 km (0.076 R)
• M17: 3,833,595 km (0.054 R)
• M18: 3,978,705 km (0.1 R)
• M19: 4,070,408 km (0.059 R)
• M20: 4,330,858 km (0.075 R)
• M21: 4,539,398 km (0.086 R)
• M22: 4,693,184 km (0.109 R)
• M23: 4,790,273 km (0.086 R)
• M24: 5,045,637 km (0.09 R)
• M25: 5,305,638 km (0.102 R)
• M26: 6,048,840 km (0.102 R)
• M27: 6,368,232 km (0.1 R)
• M28: 6,649,625 km (0.11 R)
• M29: 7,023,770 km (0.064 R)
• M30: 7,655,073 km (0.091 R)
• M31: 8,234,316 km (0.09 R)
• M32: 8,707,942 km (0.066 R)
• M33: 9,141,776 km (0.095 R)
• M34: 9,533,424 km (0.094 R)
• M35: 10,485,764 km (0.113 R)
• M36: 10,690,114 km (0.1 R)
• M37: 11,652,627 km (0.113 R)
• M38: 11,811,350 km (0.047 R)
• M39: 11,917,415 km (0.094 R)
• M40: 13,299,400 km (0.116 R)
• M41: 14,192,350 km (0.1 R)
• M42: 14,589,233 km (0.086 R)
• M43: 14,874,815 km (0.111 R)
• M44: 15,335,876 km (0.082 R)
• M45: 16,360,472 km (0.063 R)
• M46: 17,106,068 km (0.094 R)
• M47: 18,723,071 km (0.057 R)
• M48: 19,127,135 km (0.053 R)
• M49: 19,252,049 km (0.103 R)
• M50: 19,345,847 km (0.116 R)
• M51: 19,439,944 km (0.069 R)
• M52: 19,659,853 km (0.105 R)
• M53: 19,880,659 km (0.04 R)
• M54: 20,452,273 km (0.084 R)
• M55: 20,676,071 km (0.071 R)
• M56: 21,872,256 km (0.104 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.4

Radius: 12.2

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.08 AU - 8.14 AU

Year: 7630 Days

Day: 9 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 40,756,836 km

• M1: 166,054 km (0.107 R)
• M2: 258,056 km (0.108 R)
• M3: 384,167 km (0.106 R)
• M4: 476,619 km (0.109 R)
• M5: 887,714 km (0.076 R)
• M6: 1,053,319 km (0.064 R)
• M7: 1,193,641 km (0.09 R)
• M8: 1,340,696 km (0.111 R)
• M9: 1,592,918 km (0.045 R)
• M10: 1,860,848 km (0.106 R)
• M11: 2,033,035 km (0.114 R)
• M12: 2,165,878 km (0.084 R)
• M13: 2,774,891 km (0.059 R)
• M14: 3,124,352 km (0.116 R)
• M15: 4,630,652 km (0.096 R)
• M16: 5,318,952 km (0.097 R)
• M17: 5,816,814 km (0.079 R)
• M18: 5,911,809 km (0.048 R)
• M19: 7,296,337 km (0.117 R)
• M20: 7,640,262 km (0.118 R)
• M21: 7,954,418 km (0.066 R)
• M22: 8,344,270 km (0.116 R)
• M23: 9,216,426 km (0.104 R)
• M24: 9,550,926 km (0.095 R)
• M25: 9,776,221 km (0.113 R)
• M26: 10,155,601 km (0.096 R)
• M27: 10,772,692 km (0.079 R)
• M28: 10,928,872 km (0.041 R)
• M29: 12,124,309 km (0.089 R)
• M30: 12,861,378 km (0.107 R)
• M31: 13,697,331 km (0.086 R)
• M32: 14,079,254 km (0.105 R)
• M33: 14,507,852 km (0.113 R)
• M34: 14,637,254 km (0.071 R)
• M35: 14,723,722 km (0.095 R)
• M36: 14,940,639 km (0.086 R)
• M37: 15,333,782 km (0.104 R)
• M38: 15,863,358 km (0.112 R)
• M39: 16,985,941 km (0.11 R)
• M40: 17,533,918 km (0.064 R)
• M41: 18,087,579 km (0.106 R)
• M42: 18,180,480 km (0.043 R)
• M43: 18,553,427 km (0.079 R)
• M44: 18,694,049 km (0.102 R)
• M45: 19,212,256 km (0.073 R)
• M46: 20,166,840 km (0.103 R)
• M47: 20,456,162 km (0.116 R)
• M48: 21,136,683 km (0.064 R)
• M49: 24,034,544 km (0.085 R)
• M50: 24,546,767 km (0.104 R)
• M51: 24,855,686 km (0.064 R)
• M52: 25,529,625 km (0.049 R)
• M53: 26,157,188 km (0.108 R)
• M54: 26,472,839 km (0.055 R)
• M55: 26,631,114 km (0.091 R)
• M56: 27,320,610 km (0.032 R)
• M57: 27,534,086 km (0.061 R)
• M58: 27,694,455 km (0.116 R)
• M59: 28,069,946 km (0.109 R)
• M60: 28,934,472 km (0.078 R)
• M61: 29,206,441 km (0.099 R)
• M62: 30,192,441 km (0.063 R)
• M63: 31,747,959 km (0.115 R)
• M64: 31,972,356 km (0.11 R)
• M65: 32,535,592 km (0.07 R)
• M66: 32,931,727 km (0.067 R)
• M67: 33,158,817 km (0.116 R)
• M68: 33,272,661 km (0.076 R)
• M69: 33,843,377 km (0.117 R)
• M70: 35,574,822 km (0.091 R)
• M71: 35,924,582 km (0.047 R)
• M72: 36,216,897 km (0.106 R)
• M73: 37,275,900 km (0.032 R)
• M74: 37,749,826 km (0.054 R)
• M75: 37,928,147 km (0.115 R)
• M76: 38,524,294 km (0.113 R)
• M77: 38,643,823 km (0.083 R)
• M78: 39,123,434 km (0.112 R)
• M79: 39,303,849 km (0.091 R)
• M80: 39,605,139 km (0.104 R)
• M81: 40,513,497 km (0.115 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 19,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit