🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.49 AU - 0.51 AU

Year: 228 Days

Day: 36.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,564,678 km

• M1: 116,387 km (0.101 R)

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.2

Radius: 13.9

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.08 AU - 1.1 AU

Year: 735 Days

Day: 8.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,564,678 km

• M1: 173,833 km (0.03 R)
• M2: 670,198 km (0.088 R)
• M3: 1,138,889 km (0.04 R)
• M4: 1,589,328 km (0.09 R)
• M5: 2,031,838 km (0.119 R)
• M6: 2,806,306 km (0.103 R)
• M7: 3,414,571 km (0.112 R)
• M8: 3,890,442 km (0.055 R)
• M9: 4,726,545 km (0.068 R)
• M10: 5,337,203 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.2

Radius: 12.2

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.97 AU - 1.51 AU

Year: 892 Days

Day: 6.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,564,678 km

• M1: 151,991 km (0.064 R)
• M2: 541,395 km (0.116 R)
• M3: 1,007,841 km (0.098 R)
• M4: 1,883,587 km (0.082 R)
• M5: 2,391,172 km (0.115 R)
• M6: 3,002,130 km (0.035 R)
• M7: 4,234,817 km (0.112 R)
• M8: 5,658,390 km (0.102 R)
• M9: 8,733,075 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.6

Radius: 9.7

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.05 AU - 2.33 AU

Year: 2093 Days

Day: 14.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,564,678 km

• M1: 126,859 km (0.099 R)
• M2: 430,094 km (0.042 R)
• M3: 759,209 km (0.086 R)
• M4: 1,462,918 km (0.066 R)
• M5: 1,937,143 km (0.111 R)
• M6: 2,348,238 km (0.117 R)
• M7: 3,147,240 km (0.119 R)
• M8: 3,485,780 km (0.056 R)
• M9: 5,023,646 km (0.081 R)
• M10: 5,464,212 km (0.109 R)
• M11: 6,720,535 km (0.047 R)
• M12: 7,698,905 km (0.073 R)
• M13: 8,968,243 km (0.072 R)
• M14: 9,652,952 km (0.082 R)
• M15: 10,225,463 km (0.116 R)
• M16: 11,359,864 km (0.118 R)
• M17: 12,038,889 km (0.075 R)
• M18: 12,492,469 km (0.091 R)
• M19: 13,302,691 km (0.084 R)
• M20: 14,193,098 km (0.12 R)
• M21: 14,886,634 km (0.081 R)
• M22: 16,542,084 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.6

Radius: 9.2

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.17 AU - 2.57 AU

Year: 2356 Days

Day: 13.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,564,678 km

• M1: 118,033 km (0.107 R)
• M2: 418,575 km (0.044 R)
• M3: 893,099 km (0.109 R)
• M4: 1,456,186 km (0.096 R)
• M5: 1,876,556 km (0.098 R)
• M6: 2,294,383 km (0.097 R)
• M7: 3,214,110 km (0.083 R)
• M8: 3,570,004 km (0.05 R)
• M9: 3,952,226 km (0.12 R)
• M10: 5,943,523 km (0.046 R)
• M11: 6,994,299 km (0.043 R)
• M12: 7,290,353 km (0.112 R)
• M13: 7,971,323 km (0.03 R)
• M14: 8,967,495 km (0.061 R)
• M15: 9,353,008 km (0.104 R)
• M16: 10,692,059 km (0.102 R)
• M17: 11,205,778 km (0.076 R)
• M18: 11,694,365 km (0.054 R)
• M19: 13,426,558 km (0.063 R)
• M20: 13,977,976 km (0.091 R)
• M21: 17,124,019 km (0.117 R)
• M22: 18,437,489 km (0.053 R)
• M23: 18,889,873 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212

Radius: 12.9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.89 AU - 2.87 AU

Year: 2371 Days

Day: 14.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,564,678 km

• M1: 160,369 km (0.06 R)
• M2: 751,729 km (0.073 R)
• M3: 1,338,153 km (0.11 R)
• M4: 1,767,499 km (0.098 R)
• M5: 2,267,455 km (0.085 R)
• M6: 4,622,574 km (0.078 R)
• M7: 5,933,351 km (0.072 R)
• M8: 6,579,314 km (0.12 R)
• M9: 8,831,809 km (0.103 R)
• M10: 9,368,118 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.6

Radius: 6.6

Gravity: 14.96 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.93 AU - 7.19 AU

Year: 12112 Days

Day: 23.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,564,678 km

• M1: 86,916 km (0.1 R)
• M2: 516,412 km (0.086 R)
• M3: 1,231,190 km (0.109 R)
• M4: 1,801,906 km (0.076 R)
• M5: 2,336,120 km (0.106 R)
• M6: 4,101,375 km (0.096 R)
• M7: 4,795,061 km (0.116 R)
• M8: 5,494,281 km (0.06 R)
• M9: 7,052,193 km (0.069 R)
• M10: 7,387,292 km (0.03 R)
• M11: 7,733,013 km (0.072 R)
• M12: 8,550,565 km (0.108 R)
• M13: 10,789,447 km (0.079 R)
• M14: 11,122,302 km (0.114 R)
• M15: 11,984,435 km (0.109 R)
• M16: 14,433,352 km (0.068 R)
• M17: 16,603,718 km (0.116 R)
• M18: 18,036,267 km (0.063 R)
• M19: 19,795,837 km (0.074 R)
• M20: 20,887,752 km (0.104 R)
• M21: 25,560,143 km (0.116 R)
• M22: 25,854,850 km (0.094 R)
• M23: 30,113,453 km (0.083 R)
• M24: 33,863,273 km (0.114 R)
• M25: 43,379,343 km (0.113 R)
• M26: 43,939,139 km (0.087 R)
• M27: 48,592,829 km (0.115 R)
• M28: 50,728,339 km (0.061 R)
• M29: 51,662,278 km (0.119 R)
• M30: 51,976,135 km (0.112 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: 248 - 15,467 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit