🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.49 AU - 0.65 AU

Year: 282 Days

Day: 23 Hours

Environment

Temp: -117 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,391,696 km

• M1: 33,809 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.9

Radius: 9.2

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.78 AU - 2.5 AU

Year: 2054 Days

Day: 14.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 85,391,696 km

• M1: 140,173 km (0.103 R)
• M2: 600,935 km (0.073 R)
• M3: 2,429,170 km (0.055 R)
• M4: 2,913,867 km (0.087 R)
• M5: 3,436,861 km (0.104 R)
• M6: 4,234,966 km (0.058 R)
• M7: 4,971,287 km (0.073 R)
• M8: 5,630,415 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.9

Radius: 11.7

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.1 AU - 2.72 AU

Year: 2454 Days

Day: 10.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,391,696 km

• M1: 145,559 km (0.051 R)
• M2: 630,854 km (0.093 R)
• M3: 1,081,593 km (0.062 R)
• M4: 1,473,389 km (0.119 R)
• M5: 1,877,004 km (0.074 R)
• M6: 2,754,695 km (0.074 R)
• M7: 3,147,988 km (0.073 R)
• M8: 3,769,866 km (0.066 R)
• M9: 4,172,883 km (0.036 R)
• M10: 5,138,537 km (0.081 R)
• M11: 5,713,143 km (0.054 R)
• M12: 6,612,226 km (0.069 R)
• M13: 8,250,323 km (0.068 R)
• M14: 8,969,140 km (0.074 R)
• M15: 9,916,394 km (0.074 R)
• M16: 10,848,838 km (0.096 R)
• M17: 11,213,108 km (0.025 R)
• M18: 11,669,681 km (0.073 R)
• M19: 12,443,401 km (0.119 R)
• M20: 12,887,857 km (0.099 R)
• M21: 16,355,086 km (0.09 R)
• M22: 18,907,226 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.8

Radius: 8.8

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.76 AU - 3.12 AU

Year: 3307 Days

Day: 9.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,391,696 km

• M1: 109,506 km (0.091 R)
• M2: 386,710 km (0.104 R)
• M3: 854,952 km (0.119 R)
• M4: 1,219,671 km (0.093 R)
• M5: 1,744,910 km (0.11 R)
• M6: 2,284,808 km (0.075 R)
• M7: 2,625,293 km (0.041 R)
• M8: 3,138,115 km (0.069 R)
• M9: 3,465,584 km (0.037 R)
• M10: 4,189,638 km (0.066 R)
• M11: 5,721,221 km (0.079 R)
• M12: 6,849,937 km (0.089 R)
• M13: 8,705,848 km (0.097 R)
• M14: 9,541,801 km (0.075 R)
• M15: 10,232,644 km (0.059 R)
• M16: 10,550,240 km (0.087 R)
• M17: 12,505,933 km (0.094 R)
• M18: 15,352,781 km (0.09 R)
• M19: 20,674,426 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.1

Radius: 13.8

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.65 AU - 3.37 AU

Year: 3426 Days

Day: 13.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,391,696 km

• M1: 171,738 km (0.114 R)
• M2: 737,518 km (0.113 R)
• M3: 1,207,853 km (0.069 R)
• M4: 1,823,149 km (0.11 R)
• M5: 2,410,321 km (0.114 R)
• M6: 2,979,840 km (0.066 R)
• M7: 3,460,199 km (0.093 R)
• M8: 3,907,197 km (0.073 R)
• M9: 4,918,928 km (0.11 R)
• M10: 6,632,721 km (0.061 R)
• M11: 7,592,541 km (0.118 R)
• M12: 11,118,114 km (0.107 R)
• M13: 12,803,035 km (0.094 R)
• M14: 13,983,362 km (0.093 R)
• M15: 15,559,375 km (0.083 R)
• M16: 15,999,043 km (0.111 R)
• M17: 16,960,958 km (0.032 R)
• M18: 17,603,630 km (0.059 R)
• M19: 19,312,936 km (0.105 R)
• M20: 19,757,092 km (0.073 R)
• M21: 21,875,098 km (0.066 R)
• M22: 22,847,784 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.7

Radius: 14.9

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.41 AU - 3.81 AU

Year: 3598 Days

Day: 7.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,391,696 km

• M1: 201,957 km (0.035 R)
• M2: 668,702 km (0.109 R)
• M3: 1,166,115 km (0.103 R)
• M4: 2,027,051 km (0.079 R)
• M5: 2,546,455 km (0.1 R)
• M6: 3,118,966 km (0.119 R)
• M7: 4,574,553 km (0.109 R)
• M8: 5,296,363 km (0.078 R)
• M9: 7,160,652 km (0.064 R)
• M10: 8,934,733 km (0.099 R)
• M11: 10,603,497 km (0.087 R)
• M12: 11,423,293 km (0.082 R)
• M13: 12,378,326 km (0.065 R)
• M14: 14,087,482 km (0.056 R)
• M15: 16,968,587 km (0.109 R)
• M16: 19,515,491 km (0.042 R)
• M17: 21,893,499 km (0.07 R)
• M18: 23,223,573 km (0.111 R)
• M19: 23,872,230 km (0.06 R)
• M20: 24,830,404 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.5

Radius: 7.1

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 8.69 AU - 9.51 AU

Year: 18008 Days

Day: 18.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 52.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,391,696 km

• M1: 88,412 km (0.116 R)
• M2: 458,368 km (0.115 R)
• M3: 685,457 km (0.073 R)
• M4: 1,426,864 km (0.066 R)
• M5: 1,730,099 km (0.114 R)
• M6: 2,837,572 km (0.116 R)
• M7: 3,145,445 km (0.086 R)
• M8: 4,734,473 km (0.061 R)
• M9: 8,496,261 km (0.044 R)
• M10: 9,087,173 km (0.114 R)
• M11: 9,496,174 km (0.117 R)
• M12: 10,516,730 km (0.101 R)
• M13: 13,681,473 km (0.088 R)
• M14: 14,840,109 km (0.081 R)
• M15: 16,812,706 km (0.05 R)
• M16: 17,196,275 km (0.119 R)
• M17: 25,539,049 km (0.068 R)
• M18: 29,450,884 km (0.07 R)
• M19: 39,506,105 km (0.108 R)
• M20: 54,251,967 km (0.04 R)

Asteroid Belt

Center: 10.09 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.4

Radius: 7.9

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 11.01 AU - 11.13 AU

Year: 24162 Days

Day: 22.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,391,696 km

• M1: 98,286 km (0.085 R)
• M2: 750,383 km (0.101 R)
• M3: 1,109,119 km (0.055 R)
• M4: 1,512,584 km (0.12 R)
• M5: 1,777,073 km (0.104 R)
• M6: 2,052,034 km (0.053 R)
• M7: 2,355,418 km (0.104 R)
• M8: 2,893,073 km (0.119 R)
• M9: 3,276,193 km (0.05 R)
• M10: 4,596,095 km (0.086 R)
• M11: 8,953,732 km (0.114 R)
• M12: 9,239,314 km (0.111 R)
• M13: 11,613,283 km (0.08 R)
• M14: 13,905,421 km (0.082 R)
• M15: 14,917,152 km (0.089 R)
• M16: 16,999,554 km (0.097 R)
• M17: 17,615,748 km (0.103 R)
• M18: 18,155,646 km (0.071 R)
• M19: 19,268,505 km (0.119 R)
• M20: 24,176,661 km (0.077 R)
• M21: 27,035,776 km (0.09 R)
• M22: 33,278,794 km (0.076 R)
• M23: 33,689,590 km (0.098 R)
• M24: 35,508,700 km (0.043 R)
• M25: 36,370,085 km (0.118 R)
• M26: 49,933,226 km (0.068 R)
• M27: 50,471,629 km (0.115 R)
• M28: 54,349,654 km (0.097 R)
• M29: 56,458,087 km (0.085 R)
• M30: 59,621,483 km (0.069 R)
• M31: 65,224,223 km (0.095 R)
• M32: 70,715,811 km (0.064 R)
• M33: 76,033,118 km (0.118 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 13,948 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit