🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.2 AU - 1.48 AU

Year: 561 Days

Day: 14.7 Hours

Environment

Temp: -7 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.3 AU - 1.42 AU

Year: 574 Days

Day: 43.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 41 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.91 AU - 3.18 AU

Year: 1464 Days

Day: 27.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,984,074 km

• M1: 42,935 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.4

Radius: 14.2

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.03 AU - 5.49 AU

Year: 4363 Days

Day: 9.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 170.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,984,074 km

• M1: 186,997 km (0.108 R)
• M2: 647,160 km (0.08 R)
• M3: 1,122,732 km (0.073 R)
• M4: 1,654,403 km (0.039 R)
• M5: 2,551,691 km (0.063 R)
• M6: 4,178,568 km (0.093 R)
• M7: 4,635,440 km (0.106 R)
• M8: 5,899,093 km (0.109 R)
• M9: 6,934,609 km (0.1 R)
• M10: 9,754,380 km (0.082 R)
• M11: 10,816,225 km (0.083 R)
• M12: 11,462,937 km (0.05 R)
• M13: 12,044,274 km (0.058 R)
• M14: 13,707,952 km (0.094 R)
• M15: 14,363,490 km (0.051 R)
• M16: 14,987,014 km (0.101 R)
• M17: 15,956,109 km (0.092 R)
• M18: 16,909,347 km (0.05 R)
• M19: 17,487,542 km (0.117 R)
• M20: 24,164,245 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.9

Radius: 10.2

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.09 AU - 8.33 AU

Year: 6286 Days

Day: 8.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,984,074 km

• M1: 131,646 km (0.094 R)
• M2: 461,210 km (0.068 R)
• M3: 1,039,406 km (0.09 R)
• M4: 1,481,468 km (0.097 R)
• M5: 2,605,397 km (0.085 R)
• M6: 3,711,673 km (0.107 R)
• M7: 4,359,432 km (0.069 R)
• M8: 6,729,810 km (0.103 R)
• M9: 9,192,789 km (0.101 R)
• M10: 9,537,911 km (0.092 R)
• M11: 9,891,860 km (0.101 R)
• M12: 10,751,749 km (0.078 R)
• M13: 18,767,053 km (0.03 R)
• M14: 20,019,037 km (0.025 R)
• M15: 21,593,854 km (0.049 R)
• M16: 22,688,761 km (0.063 R)
• M17: 24,181,299 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137

Radius: 10.7

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.71 AU - 9.37 AU

Year: 8245 Days

Day: 14.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,984,074 km

• M1: 137,630 km (0.069 R)
• M2: 676,930 km (0.088 R)
• M3: 1,022,053 km (0.096 R)
• M4: 2,207,017 km (0.088 R)
• M5: 3,234,156 km (0.119 R)
• M6: 4,369,305 km (0.119 R)
• M7: 6,834,080 km (0.108 R)
• M8: 11,107,791 km (0.103 R)
• M9: 11,766,022 km (0.042 R)
• M10: 13,998,172 km (0.1 R)
• M11: 17,648,510 km (0.104 R)
• M12: 18,182,873 km (0.113 R)
• M13: 18,789,193 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.2

Radius: 11

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 11.77 AU - 13.21 AU

Year: 15964 Days

Day: 7.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,984,074 km

• M1: 140,472 km (0.075 R)
• M2: 959,670 km (0.099 R)
• M3: 1,510,789 km (0.112 R)
• M4: 2,401,644 km (0.089 R)
• M5: 3,004,524 km (0.091 R)
• M6: 3,729,325 km (0.096 R)
• M7: 7,264,921 km (0.09 R)
• M8: 12,208,682 km (0.113 R)
• M9: 17,033,064 km (0.074 R)
• M10: 22,433,697 km (0.046 R)
• M11: 30,416,837 km (0.075 R)
• M12: 31,206,565 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.1

Radius: 4.5

Gravity: 25.68 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 16.92 AU - 21.72 AU

Year: 30711 Days

Day: 25 Hours

Environment

Temp: -194 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 85,984,074 km

• M1: 56,548 km (0.096 R)
• M2: 232,026 km (0.104 R)
• M3: 594,502 km (0.056 R)
• M4: 783,594 km (0.097 R)
• M5: 1,194,090 km (0.092 R)
• M6: 1,853,218 km (0.03 R)
• M7: 2,650,126 km (0.108 R)
• M8: 2,806,755 km (0.075 R)
• M9: 3,527,368 km (0.083 R)
• M10: 3,847,657 km (0.116 R)
• M11: 4,363,919 km (0.107 R)
• M12: 6,009,945 km (0.105 R)
• M13: 10,655,258 km (0.114 R)
• M14: 11,052,739 km (0.117 R)
• M15: 12,889,801 km (0.05 R)
• M16: 16,798,345 km (0.115 R)
• M17: 17,701,617 km (0.074 R)
• M18: 19,604,203 km (0.073 R)
• M19: 20,301,179 km (0.071 R)
• M20: 21,014,462 km (0.106 R)
• M21: 21,325,176 km (0.08 R)
• M22: 21,534,015 km (0.086 R)
• M23: 22,168,759 km (0.119 R)
• M24: 26,844,141 km (0.088 R)
• M25: 27,087,686 km (0.112 R)
• M26: 28,076,528 km (0.084 R)
• M27: 30,257,366 km (0.103 R)
• M28: 32,136,016 km (0.065 R)
• M29: 35,243,014 km (0.053 R)
• M30: 35,388,872 km (0.078 R)
• M31: 40,269,952 km (0.038 R)
• M32: 41,232,464 km (0.065 R)
• M33: 42,374,644 km (0.102 R)
• M34: 44,381,649 km (0.082 R)
• M35: 47,509,292 km (0.102 R)
• M36: 58,174,124 km (0.067 R)
• M37: 59,609,964 km (0.081 R)
• M38: 67,144,611 km (0.117 R)
• M39: 85,112,661 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.7

Radius: 5.5

Gravity: 12.82 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 18.86 AU - 20.8 AU

Year: 31936 Days

Day: 16 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 85,984,074 km

• M1: 68,516 km (0.043 R)
• M2: 261,497 km (0.081 R)
• M3: 886,966 km (0.112 R)
• M4: 1,113,756 km (0.109 R)
• M5: 1,378,844 km (0.095 R)
• M6: 1,667,268 km (0.113 R)
• M7: 2,163,784 km (0.104 R)
• M8: 2,753,798 km (0.092 R)
• M9: 3,269,611 km (0.116 R)
• M10: 4,857,592 km (0.117 R)
• M11: 5,323,291 km (0.118 R)
• M12: 5,525,846 km (0.119 R)
• M13: 6,433,756 km (0.059 R)
• M14: 9,392,951 km (0.12 R)
• M15: 9,749,293 km (0.03 R)
• M16: 9,930,755 km (0.035 R)
• M17: 14,129,968 km (0.11 R)
• M18: 15,400,353 km (0.103 R)
• M19: 15,646,740 km (0.095 R)
• M20: 20,643,758 km (0.084 R)
• M21: 20,843,172 km (0.064 R)
• M22: 22,066,883 km (0.096 R)
• M23: 25,220,705 km (0.066 R)
• M24: 27,925,883 km (0.07 R)
• M25: 32,136,315 km (0.054 R)
• M26: 33,904,861 km (0.098 R)
• M27: 42,107,313 km (0.085 R)
• M28: 48,487,063 km (0.09 R)
• M29: 56,060,904 km (0.087 R)
• M30: 65,454,454 km (0.04 R)
• M31: 67,407,155 km (0.049 R)
• M32: 68,730,348 km (0.096 R)
• M33: 72,573,368 km (0.116 R)
• M34: 73,963,282 km (0.095 R)
• M35: 74,899,615 km (0.074 R)
• M36: 75,607,063 km (0.09 R)
• M37: 79,211,175 km (0.093 R)
• M38: 80,191,191 km (0.119 R)
• M39: 80,437,429 km (0.049 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 18,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit