🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.47 AU - 0.67 AU

Year: 282 Days

Day: 33.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,150,171 km

• M1: 69,264 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.8

Radius: 8

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.67 AU - 0.87 AU

Year: 443 Days

Day: 13.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,150,171 km

• M1: 113,246 km (0.079 R)
• M2: 178,919 km (0.111 R)
• M3: 257,907 km (0.101 R)
• M4: 308,471 km (0.068 R)
• M5: 376,837 km (0.104 R)
• M6: 440,416 km (0.11 R)
• M7: 500,554 km (0.084 R)
• M8: 617,390 km (0.086 R)
• M9: 668,553 km (0.099 R)
• M10: 915,539 km (0.068 R)
• M11: 984,803 km (0.103 R)
• M12: 1,236,426 km (0.08 R)
• M13: 1,308,233 km (0.106 R)
• M14: 1,395,599 km (0.073 R)
• M15: 1,499,569 km (0.109 R)
• M16: 1,585,139 km (0.109 R)
• M17: 1,995,935 km (0.113 R)
• M18: 2,047,845 km (0.092 R)
• M19: 2,103,645 km (0.055 R)
• M20: 2,243,669 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.1

Radius: 12.3

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.68 AU - 2.6 AU

Year: 2054 Days

Day: 12 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 26,150,171 km

• M1: 167,699 km (0.077 R)
• M2: 279,299 km (0.097 R)
• M3: 533,915 km (0.073 R)
• M4: 633,098 km (0.09 R)
• M5: 774,169 km (0.106 R)
• M6: 904,469 km (0.113 R)
• M7: 1,042,847 km (0.063 R)
• M8: 1,172,099 km (0.109 R)
• M9: 1,307,186 km (0.107 R)
• M10: 1,403,228 km (0.11 R)
• M11: 1,529,040 km (0.09 R)
• M12: 1,658,891 km (0.098 R)
• M13: 1,870,572 km (0.078 R)
• M14: 1,949,859 km (0.101 R)
• M15: 2,132,518 km (0.101 R)
• M16: 2,299,768 km (0.076 R)
• M17: 2,438,894 km (0.09 R)
• M18: 2,569,942 km (0.091 R)
• M19: 2,647,434 km (0.089 R)
• M20: 2,737,192 km (0.089 R)
• M21: 2,827,849 km (0.12 R)
• M22: 3,035,490 km (0.055 R)
• M23: 3,117,769 km (0.049 R)
• M24: 3,236,550 km (0.117 R)
• M25: 3,381,061 km (0.093 R)
• M26: 3,478,599 km (0.117 R)
• M27: 3,626,701 km (0.091 R)
• M28: 3,955,069 km (0.104 R)
• M29: 4,071,007 km (0.103 R)
• M30: 4,253,516 km (0.051 R)
• M31: 4,573,057 km (0.115 R)
• M32: 4,654,139 km (0.083 R)
• M33: 4,776,660 km (0.106 R)
• M34: 5,080,942 km (0.076 R)
• M35: 5,320,299 km (0.1 R)
• M36: 5,679,334 km (0.079 R)
• M37: 6,135,308 km (0.117 R)
• M38: 6,240,026 km (0.083 R)
• M39: 6,330,234 km (0.104 R)
• M40: 6,420,741 km (0.057 R)
• M41: 6,695,253 km (0.094 R)
• M42: 7,224,380 km (0.079 R)
• M43: 7,446,084 km (0.106 R)
• M44: 7,525,820 km (0.066 R)
• M45: 7,686,339 km (0.084 R)
• M46: 7,799,285 km (0.112 R)
• M47: 7,912,830 km (0.048 R)
• M48: 8,010,517 km (0.119 R)
• M49: 8,505,237 km (0.09 R)
• M50: 8,874,445 km (0.106 R)
• M51: 9,060,993 km (0.079 R)
• M52: 9,317,554 km (0.097 R)
• M53: 9,541,951 km (0.086 R)
• M54: 9,750,490 km (0.075 R)
• M55: 9,890,514 km (0.098 R)
• M56: 9,978,328 km (0.111 R)
• M57: 10,119,249 km (0.114 R)
• M58: 10,243,265 km (0.074 R)
• M59: 10,528,549 km (0.115 R)
• M60: 11,015,789 km (0.05 R)
• M61: 11,161,647 km (0.096 R)
• M62: 11,344,755 km (0.108 R)
• M63: 11,751,212 km (0.101 R)
• M64: 11,918,911 km (0.103 R)
• M65: 12,237,854 km (0.12 R)
• M66: 12,769,375 km (0.081 R)
• M67: 12,961,010 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.4

Radius: 9.3

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.47 AU - 4.25 AU

Year: 4975 Days

Day: 5.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 26,150,171 km

• M1: 141,669 km (0.074 R)
• M2: 206,445 km (0.092 R)
• M3: 316,100 km (0.086 R)
• M4: 460,612 km (0.118 R)
• M5: 618,587 km (0.117 R)
• M6: 1,321,847 km (0.037 R)
• M7: 1,813,276 km (0.072 R)
• M8: 2,153,761 km (0.039 R)
• M9: 2,220,930 km (0.108 R)
• M10: 2,496,788 km (0.066 R)
• M11: 2,657,008 km (0.068 R)
• M12: 2,857,319 km (0.068 R)
• M13: 3,006,169 km (0.118 R)
• M14: 3,119,415 km (0.118 R)
• M15: 3,369,991 km (0.07 R)
• M16: 3,768,221 km (0.081 R)
• M17: 4,479,409 km (0.1 R)
• M18: 4,718,317 km (0.116 R)
• M19: 5,073,462 km (0.105 R)
• M20: 5,460,322 km (0.09 R)
• M21: 5,575,961 km (0.118 R)
• M22: 5,785,997 km (0.099 R)
• M23: 5,880,244 km (0.119 R)
• M24: 6,529,797 km (0.048 R)
• M25: 7,025,565 km (0.056 R)
• M26: 7,100,962 km (0.095 R)
• M27: 7,202,090 km (0.097 R)
• M28: 7,379,962 km (0.034 R)
• M29: 7,533,599 km (0.067 R)
• M30: 7,870,194 km (0.102 R)
• M31: 7,948,434 km (0.096 R)
• M32: 8,079,631 km (0.103 R)
• M33: 8,158,769 km (0.117 R)
• M34: 8,424,155 km (0.066 R)
• M35: 9,127,564 km (0.067 R)
• M36: 9,821,699 km (0.106 R)
• M37: 10,532,887 km (0.116 R)
• M38: 10,619,205 km (0.077 R)
• M39: 11,084,305 km (0.077 R)
• M40: 11,615,527 km (0.102 R)
• M41: 12,004,332 km (0.102 R)
• M42: 12,549,616 km (0.083 R)
• M43: 12,702,654 km (0.116 R)
• M44: 12,979,410 km (0.083 R)
• M45: 13,351,760 km (0.064 R)
• M46: 13,664,569 km (0.07 R)
• M47: 13,790,530 km (0.119 R)
• M48: 14,106,780 km (0.119 R)
• M49: 14,233,938 km (0.103 R)
• M50: 15,070,041 km (0.1 R)
• M51: 15,395,715 km (0.073 R)
• M52: 15,691,021 km (0.098 R)
• M53: 15,954,912 km (0.093 R)
• M54: 16,087,456 km (0.062 R)
• M55: 17,638,038 km (0.075 R)
• M56: 17,843,735 km (0.065 R)
• M57: 17,912,400 km (0.107 R)
• M58: 18,119,294 km (0.12 R)
• M59: 18,430,906 km (0.058 R)
• M60: 18,639,745 km (0.119 R)
• M61: 18,744,464 km (0.073 R)
• M62: 19,165,133 km (0.097 R)
• M63: 19,235,593 km (0.05 R)
• M64: 19,341,359 km (0.108 R)
• M65: 19,588,944 km (0.042 R)
• M66: 19,660,003 km (0.047 R)
• M67: 20,194,665 km (0.067 R)
• M68: 20,806,670 km (0.088 R)
• M69: 21,024,036 km (0.092 R)
• M70: 21,680,771 km (0.053 R)
• M71: 22,011,681 km (0.099 R)
• M72: 22,492,638 km (0.112 R)
• M73: 22,902,387 km (0.108 R)
• M74: 25,295,803 km (0.119 R)
• M75: 25,527,829 km (0.07 R)
• M76: 25,682,962 km (0.116 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 14,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit