🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.43 AU - 0.61 AU

Year: 132 Days

Day: 25.5 Hours

Environment

Temp: 217 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.52 AU - 0.8 AU

Year: 188 Days

Day: 36.4 Hours

Environment

Temp: 242 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.77 AU - 0.99 AU

Year: 290 Days

Day: 46.5 Hours

Environment

Temp: 120 °C

Axial Tilt: 147.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,876,453 km

• M1: 173,982 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.52 AU - 1.68 AU

Year: 711 Days

Day: 42.9 Hours

Environment

Temp: -23 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,876,453 km

• M1: 56,249 km (0.114 R)
• M2: 819,946 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.5

Radius: 10.4

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.48 AU - 8.78 AU

Year: 8910 Days

Day: 13 Hours

Environment

Temp: -164 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,876,453 km

• M1: 129,402 km (0.086 R)
• M2: 478,564 km (0.093 R)
• M3: 1,455,138 km (0.107 R)
• M4: 2,001,021 km (0.059 R)
• M5: 2,487,065 km (0.083 R)
• M6: 3,600,073 km (0.035 R)
• M7: 4,837,247 km (0.103 R)
• M8: 5,651,658 km (0.086 R)
• M9: 6,057,218 km (0.064 R)
• M10: 6,813,884 km (0.085 R)
• M11: 7,754,555 km (0.105 R)
• M12: 11,044,661 km (0.097 R)
• M13: 11,734,307 km (0.078 R)
• M14: 12,736,464 km (0.038 R)
• M15: 13,435,684 km (0.066 R)
• M16: 14,345,389 km (0.035 R)
• M17: 17,890,409 km (0.088 R)
• M18: 24,999,450 km (0.025 R)
• M19: 28,480,293 km (0.058 R)
• M20: 35,241,818 km (0.086 R)
• M21: 35,925,929 km (0.115 R)
• M22: 38,509,783 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.1

Radius: 7.3

Gravity: 17.9 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 13.76 AU - 20.5 AU

Year: 24918 Days

Day: 22.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,876,453 km

• M1: 117,734 km (0.054 R)
• M2: 501,003 km (0.113 R)
• M3: 1,001,109 km (0.063 R)
• M4: 1,645,128 km (0.064 R)
• M5: 2,665,984 km (0.047 R)
• M6: 3,163,097 km (0.032 R)
• M7: 3,623,260 km (0.073 R)
• M8: 4,600,883 km (0.102 R)
• M9: 4,949,745 km (0.076 R)
• M10: 5,399,885 km (0.049 R)
• M11: 6,524,412 km (0.098 R)
• M12: 11,726,379 km (0.1 R)
• M13: 12,378,027 km (0.099 R)
• M14: 15,655,268 km (0.101 R)
• M15: 18,294,772 km (0.095 R)
• M16: 19,269,851 km (0.043 R)
• M17: 24,204,636 km (0.098 R)
• M18: 25,259,750 km (0.111 R)
• M19: 27,210,506 km (0.076 R)
• M20: 30,187,803 km (0.046 R)
• M21: 31,547,349 km (0.076 R)
• M22: 32,102,506 km (0.072 R)
• M23: 35,870,577 km (0.1 R)
• M24: 36,933,321 km (0.071 R)
• M25: 37,860,678 km (0.08 R)
• M26: 39,923,333 km (0.117 R)
• M27: 40,409,826 km (0.06 R)
• M28: 48,005,358 km (0.106 R)
• M29: 48,371,574 km (0.12 R)
• M30: 51,751,887 km (0.108 R)
• M31: 60,245,007 km (0.08 R)
• M32: 65,267,606 km (0.089 R)
• M33: 67,535,660 km (0.099 R)
• M34: 70,798,539 km (0.119 R)
• M35: 72,709,502 km (0.045 R)
• M36: 74,900,064 km (0.113 R)
• M37: 80,181,766 km (0.101 R)
• M38: 90,918,854 km (0.086 R)
• M39: 94,604,497 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.4

Radius: 5.8

Gravity: 15.08 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 16.19 AU - 19.51 AU

Year: 26505 Days

Day: 15.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 87,876,453 km

• M1: 73,453 km (0.086 R)
• M2: 357,838 km (0.098 R)
• M3: 597,643 km (0.068 R)
• M4: 808,277 km (0.053 R)
• M5: 1,004,849 km (0.11 R)
• M6: 1,322,744 km (0.103 R)
• M7: 1,855,163 km (0.105 R)
• M8: 2,666,133 km (0.105 R)
• M9: 2,894,868 km (0.102 R)
• M10: 3,220,244 km (0.055 R)
• M11: 4,041,835 km (0.028 R)
• M12: 4,554,507 km (0.119 R)
• M13: 6,488,060 km (0.084 R)
• M14: 9,307,830 km (0.097 R)
• M15: 10,571,034 km (0.026 R)
• M16: 12,288,268 km (0.085 R)
• M17: 13,213,082 km (0.108 R)
• M18: 13,432,842 km (0.105 R)
• M19: 13,879,840 km (0.074 R)
• M20: 14,568,888 km (0.111 R)
• M21: 17,998,269 km (0.049 R)
• M22: 25,144,859 km (0.106 R)
• M23: 26,981,472 km (0.096 R)
• M24: 27,692,660 km (0.119 R)
• M25: 32,092,633 km (0.111 R)
• M26: 34,526,889 km (0.08 R)
• M27: 36,936,462 km (0.102 R)
• M28: 41,458,058 km (0.113 R)
• M29: 44,999,040 km (0.099 R)
• M30: 45,830,953 km (0.104 R)
• M31: 47,012,926 km (0.028 R)
• M32: 49,437,309 km (0.064 R)
• M33: 50,323,078 km (0.109 R)
• M34: 57,014,890 km (0.083 R)
• M35: 57,598,023 km (0.075 R)
• M36: 63,025,284 km (0.078 R)
• M37: 65,118,906 km (0.102 R)
• M38: 69,003,514 km (0.073 R)
• M39: 69,665,634 km (0.118 R)
• M40: 71,677,277 km (0.038 R)
• M41: 76,285,639 km (0.11 R)
• M42: 76,757,022 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.4

Radius: 4.7

Gravity: 21.02 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 18.21 AU - 20.69 AU

Year: 30148 Days

Day: 18.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,876,453 km

• M1: 58,792 km (0.084 R)
• M2: 246,986 km (0.092 R)
• M3: 537,206 km (0.104 R)
• M4: 860,188 km (0.095 R)
• M5: 1,198,129 km (0.045 R)
• M6: 1,365,829 km (0.051 R)
• M7: 1,748,799 km (0.092 R)
• M8: 1,904,830 km (0.078 R)
• M9: 2,178,145 km (0.118 R)
• M10: 2,777,284 km (0.11 R)
• M11: 4,054,102 km (0.099 R)
• M12: 9,060,096 km (0.103 R)
• M13: 9,953,644 km (0.116 R)
• M14: 10,327,040 km (0.089 R)
• M15: 10,581,057 km (0.094 R)
• M16: 11,707,529 km (0.074 R)
• M17: 13,733,533 km (0.086 R)
• M18: 15,981,690 km (0.075 R)
• M19: 16,493,464 km (0.06 R)
• M20: 21,704,856 km (0.094 R)
• M21: 27,066,593 km (0.099 R)
• M22: 27,915,561 km (0.06 R)
• M23: 28,161,350 km (0.097 R)
• M24: 34,785,843 km (0.115 R)
• M25: 40,620,759 km (0.078 R)
• M26: 51,737,676 km (0.041 R)
• M27: 63,864,677 km (0.112 R)
• M28: 69,788,005 km (0.083 R)
• M29: 70,923,603 km (0.12 R)
• M30: 72,766,199 km (0.09 R)
• M31: 73,933,811 km (0.112 R)
• M32: 78,729,470 km (0.091 R)
• M33: 80,207,497 km (0.109 R)
• M34: 81,203,220 km (0.099 R)
• M35: 85,785,702 km (0.1 R)
• M36: 87,088,400 km (0.057 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 18,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit