🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.52 AU - 0.78 AU

Year: 239 Days

Day: 16.7 Hours

Environment

Temp: -27 °C

Axial Tilt: 133.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,391,402 km

• M1: 53,107 km (0.113 R)
• M2: 308,770 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.94 AU - 1.08 AU

Year: 463 Days

Day: 35.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.06 AU - 1.08 AU

Year: 505 Days

Day: 22.2 Hours

Environment

Temp: -85 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.6

Radius: 9.6

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.01 AU - 3.07 AU

Year: 1848 Days

Day: 13.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 102,391,402 km

• M1: 119,529 km (0.066 R)
• M2: 498,311 km (0.106 R)
• M3: 848,669 km (0.119 R)
• M4: 1,349,822 km (0.106 R)
• M5: 1,847,982 km (0.071 R)
• M6: 2,183,531 km (0.118 R)
• M7: 4,480,456 km (0.062 R)
• M8: 5,092,611 km (0.068 R)
• M9: 5,904,478 km (0.097 R)
• M10: 6,380,050 km (0.105 R)
• M11: 6,827,048 km (0.097 R)
• M12: 7,667,040 km (0.068 R)
• M13: 8,142,313 km (0.055 R)
• M14: 9,053,813 km (0.098 R)
• M15: 9,652,952 km (0.113 R)
• M16: 10,102,045 km (0.062 R)
• M17: 10,528,698 km (0.038 R)
• M18: 11,920,856 km (0.098 R)
• M19: 12,969,836 km (0.092 R)
• M20: 13,304,636 km (0.051 R)
• M21: 14,388,473 km (0.08 R)
• M22: 14,883,492 km (0.119 R)
• M23: 15,860,217 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.9

Radius: 10.2

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.3 AU - 3.32 AU

Year: 2749 Days

Day: 11.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,391,402 km

• M1: 126,859 km (0.118 R)
• M2: 494,421 km (0.067 R)
• M3: 1,357,900 km (0.072 R)
• M4: 1,753,586 km (0.076 R)
• M5: 2,561,714 km (0.069 R)
• M6: 3,191,222 km (0.075 R)
• M7: 4,066,669 km (0.054 R)
• M8: 5,473,487 km (0.103 R)
• M9: 6,814,033 km (0.032 R)
• M10: 7,528,812 km (0.076 R)
• M11: 8,054,948 km (0.099 R)
• M12: 8,818,346 km (0.112 R)
• M13: 9,897,395 km (0.084 R)
• M14: 10,855,121 km (0.114 R)
• M15: 11,917,415 km (0.095 R)
• M16: 12,678,270 km (0.106 R)
• M17: 13,047,477 km (0.078 R)
• M18: 14,446,068 km (0.08 R)
• M19: 15,730,067 km (0.057 R)
• M20: 17,997,970 km (0.075 R)
• M21: 19,300,668 km (0.087 R)
• M22: 22,426,815 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.9

Radius: 13

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.57 AU - 5.69 AU

Year: 4549 Days

Day: 11.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,391,402 km

• M1: 162,014 km (0.116 R)
• M2: 612,454 km (0.117 R)
• M3: 1,072,467 km (0.118 R)
• M4: 1,999,525 km (0.115 R)
• M5: 2,636,812 km (0.103 R)
• M6: 3,285,169 km (0.098 R)
• M7: 4,593,253 km (0.11 R)
• M8: 5,254,176 km (0.088 R)
• M9: 8,061,530 km (0.051 R)
• M10: 8,553,557 km (0.12 R)
• M11: 9,893,506 km (0.118 R)
• M12: 10,591,380 km (0.078 R)
• M13: 10,998,286 km (0.041 R)
• M14: 14,092,269 km (0.102 R)
• M15: 14,752,145 km (0.087 R)
• M16: 16,612,544 km (0.03 R)
• M17: 17,473,929 km (0.106 R)
• M18: 18,887,330 km (0.116 R)
• M19: 20,099,521 km (0.104 R)
• M20: 22,977,934 km (0.11 R)
• M21: 24,831,152 km (0.08 R)
• M22: 25,875,644 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.1

Radius: 14.8

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.41 AU - 5.37 AU

Year: 4937 Days

Day: 13.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 102,391,402 km

• M1: 184,005 km (0.095 R)
• M2: 663,018 km (0.087 R)
• M3: 1,745,358 km (0.069 R)
• M4: 3,089,196 km (0.1 R)
• M5: 3,906,449 km (0.116 R)
• M6: 4,520,698 km (0.083 R)
• M7: 5,439,827 km (0.114 R)
• M8: 6,002,465 km (0.108 R)
• M9: 6,729,062 km (0.095 R)
• M10: 7,547,661 km (0.051 R)
• M11: 9,305,287 km (0.051 R)
• M12: 10,322,403 km (0.116 R)
• M13: 10,923,637 km (0.073 R)
• M14: 12,967,293 km (0.12 R)
• M15: 13,566,433 km (0.119 R)
• M16: 14,928,072 km (0.117 R)
• M17: 15,530,952 km (0.118 R)
• M18: 16,379,172 km (0.118 R)
• M19: 17,437,577 km (0.071 R)
• M20: 19,952,616 km (0.053 R)
• M21: 21,781,600 km (0.119 R)
• M22: 22,629,371 km (0.071 R)
• M23: 26,799,561 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.6

Radius: 4.7

Gravity: 29.72 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 11.16 AU - 11.86 AU

Year: 17828 Days

Day: 15.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 102,391,402 km

• M1: 233,073 km (0.119 R)
• M2: 483,949 km (0.099 R)
• M3: 639,232 km (0.102 R)
• M4: 1,632,113 km (0.105 R)
• M5: 2,009,099 km (0.117 R)
• M6: 2,376,512 km (0.046 R)
• M7: 2,739,436 km (0.103 R)
• M8: 3,632,685 km (0.05 R)
• M9: 5,388,216 km (0.082 R)
• M10: 7,689,031 km (0.108 R)
• M11: 9,214,331 km (0.073 R)
• M12: 9,877,349 km (0.106 R)
• M13: 10,991,105 km (0.109 R)
• M14: 12,848,812 km (0.087 R)
• M15: 15,973,313 km (0.105 R)
• M16: 22,179,680 km (0.115 R)
• M17: 25,865,173 km (0.112 R)
• M18: 26,626,327 km (0.115 R)
• M19: 34,944,267 km (0.057 R)
• M20: 35,740,128 km (0.113 R)
• M21: 36,142,546 km (0.081 R)
• M22: 37,230,422 km (0.036 R)
• M23: 39,901,193 km (0.107 R)
• M24: 44,528,554 km (0.093 R)
• M25: 46,730,784 km (0.064 R)
• M26: 46,890,705 km (0.03 R)
• M27: 51,691,899 km (0.066 R)
• M28: 53,071,789 km (0.117 R)
• M29: 62,644,557 km (0.082 R)
• M30: 69,072,628 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.7

Radius: 7.1

Gravity: 14.55 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 11.05 AU - 16.13 AU

Year: 22873 Days

Day: 17.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,391,402 km

• M1: 100,979 km (0.063 R)
• M2: 609,462 km (0.039 R)
• M3: 1,206,208 km (0.112 R)
• M4: 1,449,304 km (0.063 R)
• M5: 1,955,394 km (0.081 R)
• M6: 2,573,383 km (0.103 R)
• M7: 3,228,920 km (0.076 R)
• M8: 4,718,466 km (0.098 R)
• M9: 6,123,340 km (0.088 R)
• M10: 6,897,659 km (0.027 R)
• M11: 7,382,805 km (0.086 R)
• M12: 10,217,535 km (0.079 R)
• M13: 11,570,647 km (0.108 R)
• M14: 12,116,231 km (0.1 R)
• M15: 18,276,222 km (0.108 R)
• M16: 20,260,339 km (0.063 R)
• M17: 21,660,276 km (0.111 R)
• M18: 27,186,571 km (0.049 R)
• M19: 39,678,142 km (0.058 R)
• M20: 47,845,588 km (0.1 R)
• M21: 49,248,517 km (0.12 R)
• M22: 53,996,903 km (0.111 R)
• M23: 57,261,278 km (0.099 R)
• M24: 62,504,534 km (0.051 R)
• M25: 82,113,822 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.5

Radius: 5.9

Gravity: 27.65 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 14.02 AU - 15.84 AU

Year: 26338 Days

Day: 20.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 102,391,402 km

• M1: 73,752 km (0.105 R)
• M2: 541,395 km (0.078 R)
• M3: 1,892,563 km (0.076 R)
• M4: 2,367,985 km (0.063 R)
• M5: 3,241,038 km (0.114 R)
• M6: 4,535,957 km (0.104 R)
• M7: 5,383,130 km (0.119 R)
• M8: 6,870,432 km (0.095 R)
• M9: 7,492,609 km (0.058 R)
• M10: 8,789,174 km (0.098 R)
• M11: 9,397,140 km (0.115 R)
• M12: 9,648,015 km (0.116 R)
• M13: 10,696,397 km (0.077 R)
• M14: 12,258,947 km (0.078 R)
• M15: 14,879,154 km (0.047 R)
• M16: 19,626,642 km (0.079 R)
• M17: 20,980,653 km (0.12 R)
• M18: 23,297,624 km (0.106 R)
• M19: 26,895,453 km (0.034 R)
• M20: 27,785,261 km (0.119 R)
• M21: 29,623,370 km (0.109 R)
• M22: 31,262,065 km (0.089 R)
• M23: 39,388,072 km (0.103 R)
• M24: 43,758,873 km (0.082 R)
• M25: 51,678,285 km (0.068 R)
• M26: 52,854,125 km (0.083 R)
• M27: 66,524,976 km (0.108 R)
• M28: 70,276,741 km (0.115 R)
• M29: 72,447,855 km (0.044 R)
• M30: 78,455,257 km (0.062 R)
• M31: 79,747,184 km (0.114 R)
• M32: 85,057,161 km (0.051 R)
• M33: 86,694,808 km (0.075 R)
• M34: 92,592,555 km (0.075 R)
• M35: 93,167,759 km (0.099 R)
• M36: 96,669,396 km (0.032 R)
• M37: 99,352,434 km (0.091 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 13,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit