🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.25 AU - 1.65 AU

Year: 654 Days

Day: 34.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 94.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,830,089 km

• M1: 95,443 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.54 AU - 1.86 AU

Year: 831 Days

Day: 30.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,830,089 km

• M1: 713,133 km (0.094 R)
• M2: 858,093 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.91 AU - 3.01 AU

Year: 1908 Days

Day: 21.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.38 AU - 4.52 AU

Year: 2942 Days

Day: 43.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.7

Radius: 8.7

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.74 AU - 5.68 AU

Year: 3831 Days

Day: 11.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,830,089 km

• M1: 156,330 km (0.05 R)
• M2: 490,083 km (0.091 R)
• M3: 921,822 km (0.092 R)
• M4: 1,288,337 km (0.053 R)
• M5: 1,562,550 km (0.028 R)
• M6: 1,945,520 km (0.09 R)
• M7: 2,196,695 km (0.066 R)
• M8: 2,494,694 km (0.06 R)
• M9: 4,121,272 km (0.098 R)
• M10: 4,426,451 km (0.042 R)
• M11: 4,915,936 km (0.101 R)
• M12: 5,114,602 km (0.088 R)
• M13: 5,477,676 km (0.053 R)
• M14: 6,618,060 km (0.093 R)
• M15: 8,007,525 km (0.045 R)
• M16: 8,606,665 km (0.056 R)
• M17: 9,500,662 km (0.114 R)
• M18: 9,808,684 km (0.072 R)
• M19: 9,995,831 km (0.08 R)
• M20: 10,892,670 km (0.091 R)
• M21: 12,241,743 km (0.118 R)
• M22: 12,945,901 km (0.109 R)
• M23: 13,560,149 km (0.074 R)
• M24: 16,602,970 km (0.084 R)
• M25: 19,734,353 km (0.091 R)
• M26: 20,267,669 km (0.034 R)
• M27: 20,447,187 km (0.093 R)
• M28: 22,331,671 km (0.1 R)
• M29: 22,520,015 km (0.046 R)
• M30: 24,299,781 km (0.104 R)
• M31: 24,644,155 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948

Radius: 13.2

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.99 AU - 6.53 AU

Year: 5869 Days

Day: 13.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,830,089 km

• M1: 164,258 km (0.117 R)
• M2: 452,833 km (0.05 R)
• M3: 1,094,907 km (0.059 R)
• M4: 1,919,640 km (0.118 R)
• M5: 2,170,815 km (0.092 R)
• M6: 2,723,280 km (0.078 R)
• M7: 3,066,158 km (0.09 R)
• M8: 3,342,914 km (0.06 R)
• M9: 4,373,045 km (0.089 R)
• M10: 5,547,538 km (0.101 R)
• M11: 5,922,281 km (0.079 R)
• M12: 6,461,730 km (0.07 R)
• M13: 6,929,822 km (0.119 R)
• M14: 8,121,668 km (0.065 R)
• M15: 8,933,686 km (0.079 R)
• M16: 10,206,315 km (0.063 R)
• M17: 10,914,960 km (0.114 R)
• M18: 14,773,837 km (0.043 R)
• M19: 16,305,570 km (0.076 R)
• M20: 16,551,808 km (0.089 R)
• M21: 16,999,853 km (0.075 R)
• M22: 17,251,327 km (0.115 R)
• M23: 18,693,900 km (0.084 R)
• M24: 21,134,888 km (0.088 R)
• M25: 21,868,217 km (0.052 R)
• M26: 24,927,344 km (0.119 R)
• M27: 26,469,847 km (0.09 R)
• M28: 28,252,755 km (0.102 R)
• M29: 32,201,091 km (0.097 R)
• M30: 33,457,265 km (0.092 R)
• M31: 34,953,393 km (0.117 R)
• M32: 36,408,831 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.7

Radius: 8.3

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.48 AU - 8.04 AU

Year: 6586 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,830,089 km

• M1: 622,477 km (0.065 R)
• M2: 982,708 km (0.114 R)
• M3: 1,148,912 km (0.1 R)
• M4: 1,640,341 km (0.072 R)
• M5: 2,210,757 km (0.074 R)
• M6: 2,399,400 km (0.064 R)
• M7: 3,367,448 km (0.117 R)
• M8: 3,681,005 km (0.117 R)
• M9: 4,438,868 km (0.086 R)
• M10: 6,463,675 km (0.108 R)
• M11: 6,761,076 km (0.067 R)
• M12: 8,198,412 km (0.098 R)
• M13: 8,656,930 km (0.058 R)
• M14: 9,032,869 km (0.074 R)
• M15: 10,583,152 km (0.089 R)
• M16: 12,405,703 km (0.073 R)
• M17: 12,780,146 km (0.089 R)
• M18: 14,294,226 km (0.103 R)
• M19: 17,051,165 km (0.112 R)
• M20: 18,612,369 km (0.104 R)
• M21: 19,348,989 km (0.081 R)
• M22: 21,990,737 km (0.096 R)
• M23: 22,639,992 km (0.074 R)
• M24: 23,554,484 km (0.118 R)
• M25: 27,672,315 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.9

Radius: 14.3

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.41 AU - 7.47 AU

Year: 7605 Days

Day: 9 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,830,089 km

• M1: 199,564 km (0.115 R)
• M2: 561,441 km (0.094 R)
• M3: 1,316,312 km (0.1 R)
• M4: 1,622,239 km (0.066 R)
• M5: 3,383,904 km (0.12 R)
• M6: 6,104,042 km (0.093 R)
• M7: 6,498,532 km (0.085 R)
• M8: 6,905,737 km (0.098 R)
• M9: 7,996,455 km (0.077 R)
• M10: 8,554,754 km (0.097 R)
• M11: 11,223,580 km (0.118 R)
• M12: 11,759,889 km (0.064 R)
• M13: 15,291,745 km (0.12 R)
• M14: 19,025,708 km (0.088 R)
• M15: 22,703,571 km (0.081 R)
• M16: 25,337,391 km (0.118 R)
• M17: 27,089,332 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.7

Radius: 4.5

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 16.65 AU - 19.07 AU

Year: 28285 Days

Day: 16.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,830,089 km

• M1: 62,831 km (0.065 R)
• M2: 358,586 km (0.1 R)
• M3: 658,231 km (0.119 R)
• M4: 873,502 km (0.11 R)
• M5: 1,216,979 km (0.065 R)
• M6: 1,601,595 km (0.118 R)
• M7: 2,441,886 km (0.074 R)
• M8: 3,661,408 km (0.111 R)
• M9: 4,475,370 km (0.051 R)
• M10: 4,602,977 km (0.116 R)
• M11: 4,996,718 km (0.11 R)
• M12: 5,199,723 km (0.091 R)
• M13: 7,413,921 km (0.109 R)
• M14: 11,861,316 km (0.108 R)
• M15: 14,192,799 km (0.057 R)
• M16: 15,113,873 km (0.119 R)
• M17: 15,407,683 km (0.085 R)
• M18: 19,752,155 km (0.105 R)
• M19: 21,669,252 km (0.103 R)
• M20: 23,383,344 km (0.097 R)
• M21: 28,837,234 km (0.086 R)
• M22: 31,736,440 km (0.081 R)
• M23: 32,676,364 km (0.071 R)
• M24: 33,194,720 km (0.113 R)
• M25: 36,938,407 km (0.113 R)
• M26: 46,761,153 km (0.109 R)
• M27: 47,277,565 km (0.087 R)
• M28: 47,588,728 km (0.113 R)
• M29: 55,251,580 km (0.097 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 18,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit