🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.24 AU - 2.06 AU

Year: 748 Days

Day: 19.6 Hours

Environment

Temp: -28 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,834,333 km

• M1: 372,050 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.69 AU - 5.87 AU

Year: 4284 Days

Day: 23.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.5

Radius: 13

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 6.48 AU - 9.18 AU

Year: 7736 Days

Day: 10.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,834,333 km

• M1: 161,715 km (0.081 R)
• M2: 660,325 km (0.037 R)
• M3: 1,502,411 km (0.077 R)
• M4: 1,910,514 km (0.106 R)
• M5: 2,393,865 km (0.063 R)
• M6: 2,938,701 km (0.067 R)
• M7: 3,588,853 km (0.028 R)
• M8: 4,494,070 km (0.092 R)
• M9: 5,148,710 km (0.113 R)
• M10: 5,736,630 km (0.12 R)
• M11: 6,473,100 km (0.117 R)
• M12: 8,134,983 km (0.105 R)
• M13: 8,719,312 km (0.106 R)
• M14: 11,495,100 km (0.069 R)
• M15: 20,573,148 km (0.052 R)
• M16: 27,672,165 km (0.088 R)
• M17: 28,803,873 km (0.044 R)
• M18: 30,858,301 km (0.099 R)
• M19: 33,747,185 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.2

Radius: 13.3

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 9.32 AU - 12.82 AU

Year: 13005 Days

Day: 10.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,834,333 km

• M1: 165,455 km (0.075 R)
• M2: 969,693 km (0.098 R)
• M3: 1,523,056 km (0.074 R)
• M4: 2,507,111 km (0.114 R)
• M5: 3,092,038 km (0.038 R)
• M6: 3,794,849 km (0.095 R)
• M7: 4,351,503 km (0.053 R)
• M8: 5,928,863 km (0.1 R)
• M9: 7,676,764 km (0.094 R)
• M10: 8,522,740 km (0.072 R)
• M11: 10,124,634 km (0.091 R)
• M12: 11,026,111 km (0.042 R)
• M13: 11,616,125 km (0.036 R)
• M14: 14,467,161 km (0.118 R)
• M15: 15,319,420 km (0.077 R)
• M16: 16,204,741 km (0.115 R)
• M17: 18,982,773 km (0.115 R)
• M18: 19,489,012 km (0.067 R)
• M19: 23,967,524 km (0.097 R)
• M20: 24,858,828 km (0.093 R)
• M21: 35,403,832 km (0.092 R)
• M22: 36,430,223 km (0.086 R)
• M23: 42,146,507 km (0.089 R)
• M24: 42,720,215 km (0.085 R)
• M25: 55,148,507 km (0.109 R)
• M26: 56,353,667 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.3

Radius: 8.6

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.43 AU - 15.71 AU

Year: 15736 Days

Day: 8.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,834,333 km

• M1: 106,962 km (0.099 R)
• M2: 449,841 km (0.099 R)
• M3: 785,688 km (0.096 R)
• M4: 1,093,411 km (0.088 R)
• M5: 1,555,818 km (0.119 R)
• M6: 2,317,421 km (0.066 R)
• M7: 3,567,909 km (0.078 R)
• M8: 6,133,662 km (0.116 R)
• M9: 7,500,538 km (0.099 R)
• M10: 13,126,764 km (0.108 R)
• M11: 13,916,940 km (0.103 R)
• M12: 16,328,159 km (0.052 R)
• M13: 17,319,394 km (0.07 R)
• M14: 23,932,069 km (0.096 R)
• M15: 34,336,302 km (0.107 R)
• M16: 44,705,678 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.4

Radius: 5.4

Gravity: 32.83 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 11.95 AU - 15.23 AU

Year: 17690 Days

Day: 21 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,834,333 km

• M1: 70,161 km (0.081 R)
• M2: 300,991 km (0.113 R)
• M3: 712,684 km (0.051 R)
• M4: 1,276,369 km (0.108 R)
• M5: 2,780,725 km (0.078 R)
• M6: 3,227,724 km (0.064 R)
• M7: 3,938,613 km (0.08 R)
• M8: 4,784,888 km (0.11 R)
• M9: 7,641,010 km (0.099 R)
• M10: 9,509,039 km (0.113 R)
• M11: 9,798,661 km (0.109 R)
• M12: 15,269,754 km (0.09 R)
• M13: 16,152,680 km (0.085 R)
• M14: 17,757,417 km (0.104 R)
• M15: 21,875,397 km (0.049 R)
• M16: 22,789,590 km (0.077 R)
• M17: 30,161,474 km (0.096 R)
• M18: 36,949,627 km (0.1 R)
• M19: 57,163,441 km (0.105 R)
• M20: 59,869,666 km (0.026 R)
• M21: 61,254,195 km (0.112 R)
• M22: 62,457,859 km (0.099 R)
• M23: 73,557,273 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.3

Radius: 5.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 16.08 AU - 18.42 AU

Year: 25298 Days

Day: 20.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 118.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,834,333 km

• M1: 147,803 km (0.109 R)
• M2: 322,383 km (0.047 R)
• M3: 584,479 km (0.076 R)
• M4: 1,633,310 km (0.05 R)
• M5: 2,997,044 km (0.102 R)
• M6: 3,706,437 km (0.066 R)
• M7: 4,571,861 km (0.073 R)
• M8: 5,479,172 km (0.047 R)
• M9: 8,003,935 km (0.119 R)
• M10: 8,914,388 km (0.045 R)
• M11: 14,962,330 km (0.116 R)
• M12: 15,582,862 km (0.1 R)
• M13: 16,996,113 km (0.115 R)
• M14: 20,690,881 km (0.095 R)
• M15: 22,249,392 km (0.056 R)
• M16: 23,057,221 km (0.036 R)
• M17: 24,113,531 km (0.09 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 19,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit