🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.53 AU - 0.67 AU

Year: 305 Days

Day: 25.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.47 AU - 0.77 AU

Year: 320 Days

Day: 46.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,786,662 km

• M1: 21,542 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.54 AU - 0.72 AU

Year: 328 Days

Day: 14.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,786,662 km

• M1: 50,265 km (0.044 R)
• M2: 102,325 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.8

Radius: 13.5

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.71 AU - 0.93 AU

Year: 487 Days

Day: 10 Hours

Environment

Temp: -144 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 56,786,662 km

• M1: 172,038 km (0.103 R)
• M2: 262,694 km (0.067 R)
• M3: 375,191 km (0.026 R)
• M4: 502,050 km (0.052 R)
• M5: 588,967 km (0.063 R)
• M6: 758,760 km (0.094 R)
• M7: 971,937 km (0.042 R)
• M8: 1,059,901 km (0.119 R)
• M9: 1,156,392 km (0.086 R)
• M10: 1,273,078 km (0.077 R)
• M11: 1,476,980 km (0.114 R)
• M12: 1,580,053 km (0.109 R)
• M13: 1,865,186 km (0.068 R)
• M14: 1,957,339 km (0.107 R)
• M15: 2,098,709 km (0.091 R)
• M16: 2,271,494 km (0.115 R)
• M17: 2,377,559 km (0.034 R)
• M18: 2,507,111 km (0.106 R)
• M19: 2,646,536 km (0.072 R)
• M20: 2,902,498 km (0.081 R)
• M21: 3,033,695 km (0.083 R)
• M22: 3,198,402 km (0.058 R)
• M23: 3,398,564 km (0.067 R)
• M24: 3,512,408 km (0.066 R)
• M25: 3,744,285 km (0.114 R)
• M26: 3,912,882 km (0.11 R)
• M27: 4,006,829 km (0.117 R)
• M28: 4,153,435 km (0.078 R)
• M29: 4,389,950 km (0.094 R)
• M30: 4,532,217 km (0.118 R)
• M31: 4,694,232 km (0.114 R)
• M32: 4,821,539 km (0.107 R)
• M33: 4,913,243 km (0.077 R)
• M34: 5,042,495 km (0.074 R)
• M35: 5,295,166 km (0.089 R)
• M36: 5,891,314 km (0.04 R)
• M37: 5,979,576 km (0.03 R)
• M38: 6,098,058 km (0.072 R)
• M39: 6,197,391 km (0.112 R)
• M40: 6,307,345 km (0.035 R)
• M41: 6,397,703 km (0.111 R)
• M42: 6,518,877 km (0.077 R)
• M43: 6,743,124 km (0.105 R)
• M44: 6,887,187 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.3

Radius: 13.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.12 AU - 1.74 AU

Year: 1122 Days

Day: 6.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 56,786,662 km

• M1: 170,542 km (0.063 R)
• M2: 290,968 km (0.069 R)
• M3: 395,088 km (0.076 R)
• M4: 513,121 km (0.105 R)
• M5: 629,059 km (0.097 R)
• M6: 718,369 km (0.064 R)
• M7: 858,542 km (0.078 R)
• M8: 1,109,717 km (0.04 R)
• M9: 1,244,804 km (0.119 R)
• M10: 1,425,817 km (0.092 R)
• M11: 1,548,787 km (0.052 R)
• M12: 1,658,442 km (0.118 R)
• M13: 1,770,790 km (0.044 R)
• M14: 1,939,836 km (0.104 R)
• M15: 2,304,106 km (0.107 R)
• M16: 2,401,195 km (0.098 R)
• M17: 2,529,401 km (0.108 R)
• M18: 2,649,827 km (0.092 R)
• M19: 2,844,604 km (0.093 R)
• M20: 3,022,924 km (0.096 R)
• M21: 3,129,737 km (0.095 R)
• M22: 3,391,085 km (0.103 R)
• M23: 3,513,306 km (0.097 R)
• M24: 3,750,718 km (0.084 R)
• M25: 3,842,721 km (0.096 R)
• M26: 3,958,659 km (0.073 R)
• M27: 4,087,612 km (0.066 R)
• M28: 4,337,740 km (0.032 R)
• M29: 4,703,806 km (0.034 R)
• M30: 4,865,671 km (0.055 R)
• M31: 4,966,051 km (0.103 R)
• M32: 5,105,476 km (0.091 R)
• M33: 5,194,786 km (0.057 R)
• M34: 5,557,561 km (0.112 R)
• M35: 5,888,621 km (0.077 R)
• M36: 5,995,883 km (0.08 R)
• M37: 6,185,124 km (0.031 R)
• M38: 6,294,330 km (0.032 R)
• M39: 6,472,950 km (0.113 R)
• M40: 6,611,478 km (0.092 R)
• M41: 6,695,103 km (0.047 R)
• M42: 6,919,949 km (0.049 R)
• M43: 7,319,375 km (0.084 R)
• M44: 7,405,992 km (0.069 R)
• M45: 7,594,785 km (0.111 R)
• M46: 7,682,449 km (0.051 R)
• M47: 8,290,714 km (0.097 R)
• M48: 8,380,922 km (0.117 R)
• M49: 8,608,161 km (0.11 R)
• M50: 8,760,900 km (0.118 R)
• M51: 9,711,445 km (0.082 R)
• M52: 10,482,622 km (0.092 R)
• M53: 10,662,139 km (0.057 R)
• M54: 10,809,793 km (0.028 R)
• M55: 10,908,527 km (0.107 R)
• M56: 11,057,227 km (0.066 R)
• M57: 11,190,070 km (0.032 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.2

Radius: 5.8

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.96 AU - 7.2 AU

Year: 12358 Days

Day: 15.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 56,786,662 km

• M1: 126,410 km (0.115 R)
• M2: 171,888 km (0.097 R)
• M3: 225,594 km (0.101 R)
• M4: 294,708 km (0.05 R)
• M5: 372,050 km (0.094 R)
• M6: 601,084 km (0.099 R)
• M7: 760,406 km (0.116 R)
• M8: 894,894 km (0.078 R)
• M9: 1,037,312 km (0.116 R)
• M10: 1,090,868 km (0.045 R)
• M11: 1,145,471 km (0.104 R)
• M12: 1,187,059 km (0.106 R)
• M13: 1,243,158 km (0.067 R)
• M14: 1,820,905 km (0.098 R)
• M15: 1,935,497 km (0.064 R)
• M16: 2,035,578 km (0.067 R)
• M17: 2,137,305 km (0.043 R)
• M18: 2,188,916 km (0.077 R)
• M19: 3,404,548 km (0.078 R)
• M20: 3,834,792 km (0.117 R)
• M21: 4,131,295 km (0.104 R)
• M22: 4,545,232 km (0.051 R)
• M23: 4,791,021 km (0.119 R)
• M24: 5,110,114 km (0.103 R)
• M25: 6,503,917 km (0.088 R)
• M26: 7,113,080 km (0.114 R)
• M27: 7,766,673 km (0.096 R)
• M28: 8,548,920 km (0.119 R)
• M29: 8,907,656 km (0.096 R)
• M30: 9,355,851 km (0.103 R)
• M31: 10,128,823 km (0.063 R)
• M32: 10,245,061 km (0.091 R)
• M33: 10,361,747 km (0.083 R)
• M34: 10,449,710 km (0.104 R)
• M35: 10,862,750 km (0.034 R)
• M36: 11,735,355 km (0.097 R)
• M37: 12,010,764 km (0.08 R)
• M38: 12,072,249 km (0.119 R)
• M39: 12,412,285 km (0.041 R)
• M40: 13,070,216 km (0.114 R)
• M41: 13,260,206 km (0.04 R)
• M42: 13,675,190 km (0.053 R)
• M43: 13,739,368 km (0.096 R)
• M44: 13,868,171 km (0.061 R)
• M45: 14,062,050 km (0.101 R)
• M46: 14,321,902 km (0.07 R)
• M47: 14,387,126 km (0.098 R)
• M48: 14,945,426 km (0.087 R)
• M49: 15,044,759 km (0.043 R)
• M50: 15,111,031 km (0.047 R)
• M51: 15,177,452 km (0.113 R)
• M52: 15,243,873 km (0.095 R)
• M53: 15,443,886 km (0.116 R)
• M54: 16,117,076 km (0.061 R)
• M55: 16,252,911 km (0.093 R)
• M56: 16,320,978 km (0.077 R)
• M57: 16,799,841 km (0.111 R)
• M58: 17,179,371 km (0.093 R)
• M59: 17,422,318 km (0.108 R)
• M60: 18,618,652 km (0.067 R)
• M61: 19,047,100 km (0.055 R)
• M62: 19,732,258 km (0.103 R)
• M63: 19,913,870 km (0.091 R)
• M64: 19,950,372 km (0.081 R)
• M65: 20,169,234 km (0.086 R)
• M66: 20,205,736 km (0.096 R)
• M67: 20,315,540 km (0.089 R)
• M68: 20,498,947 km (0.113 R)
• M69: 20,904,358 km (0.078 R)
• M70: 22,704,469 km (0.112 R)
• M71: 23,047,497 km (0.113 R)
• M72: 24,280,782 km (0.113 R)
• M73: 25,812,813 km (0.105 R)
• M74: 26,811,230 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.2

Radius: 4.3

Gravity: 39.49 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.89 AU - 8.37 AU

Year: 12489 Days

Day: 20.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 56,786,662 km

• M1: 118,930 km (0.079 R)
• M2: 319,242 km (0.076 R)
• M3: 631,602 km (0.049 R)
• M4: 1,059,452 km (0.117 R)
• M5: 1,104,182 km (0.098 R)
• M6: 1,149,510 km (0.107 R)
• M7: 1,385,575 km (0.103 R)
• M8: 1,459,477 km (0.111 R)
• M9: 1,928,915 km (0.081 R)
• M10: 2,095,118 km (0.108 R)
• M11: 2,208,513 km (0.078 R)
• M12: 2,411,817 km (0.115 R)
• M13: 2,621,104 km (0.116 R)
• M14: 2,651,622 km (0.085 R)
• M15: 3,057,182 km (0.062 R)
• M16: 3,382,408 km (0.099 R)
• M17: 3,448,680 km (0.048 R)
• M18: 3,549,060 km (0.104 R)
• M19: 5,014,072 km (0.11 R)
• M20: 5,828,034 km (0.086 R)
• M21: 5,907,770 km (0.08 R)
• M22: 6,975,599 km (0.117 R)
• M23: 7,792,852 km (0.118 R)
• M24: 7,924,648 km (0.043 R)
• M25: 8,057,192 km (0.091 R)
• M26: 8,913,490 km (0.032 R)
• M27: 9,798,361 km (0.035 R)
• M28: 9,845,634 km (0.08 R)
• M29: 10,131,366 km (0.059 R)
• M30: 10,759,528 km (0.08 R)
• M31: 11,103,004 km (0.083 R)
• M32: 11,201,889 km (0.078 R)
• M33: 11,500,037 km (0.116 R)
• M34: 11,650,084 km (0.062 R)
• M35: 11,750,464 km (0.095 R)
• M36: 12,358,878 km (0.094 R)
• M37: 12,873,794 km (0.115 R)
• M38: 13,343,083 km (0.119 R)
• M39: 13,606,226 km (0.12 R)
• M40: 13,924,271 km (0.114 R)
• M41: 14,405,976 km (0.105 R)
• M42: 14,838,613 km (0.065 R)
• M43: 15,495,796 km (0.103 R)
• M44: 15,827,904 km (0.039 R)
• M45: 16,611,796 km (0.038 R)
• M46: 17,465,701 km (0.072 R)
• M47: 19,097,515 km (0.117 R)
• M48: 19,512,948 km (0.112 R)
• M49: 20,232,214 km (0.069 R)
• M50: 20,777,199 km (0.09 R)
• M51: 23,892,126 km (0.08 R)
• M52: 24,275,546 km (0.115 R)
• M53: 25,113,294 km (0.105 R)
• M54: 25,372,996 km (0.112 R)
• M55: 25,764,194 km (0.093 R)
• M56: 26,026,140 km (0.087 R)
• M57: 26,157,487 km (0.11 R)
• M58: 26,552,575 km (0.076 R)
• M59: 27,415,605 km (0.086 R)
• M60: 27,482,326 km (0.098 R)
• M61: 29,305,325 km (0.092 R)
• M62: 29,784,338 km (0.029 R)
• M63: 31,446,071 km (0.059 R)
• M64: 31,795,980 km (0.097 R)
• M65: 33,208,783 km (0.109 R)
• M66: 33,707,991 km (0.053 R)
• M67: 34,137,935 km (0.107 R)
• M68: 35,293,279 km (0.084 R)
• M69: 35,948,817 km (0.106 R)
• M70: 36,168,277 km (0.085 R)
• M71: 36,976,554 km (0.105 R)
• M72: 38,237,216 km (0.099 R)
• M73: 40,192,610 km (0.057 R)
• M74: 41,029,610 km (0.112 R)
• M75: 41,106,054 km (0.108 R)
• M76: 42,026,231 km (0.032 R)
• M77: 44,434,607 km (0.106 R)
• M78: 45,378,869 km (0.029 R)
• M79: 45,695,118 km (0.118 R)
• M80: 46,409,299 km (0.112 R)
• M81: 48,170,514 km (0.076 R)
• M82: 49,546,366 km (0.109 R)
• M83: 51,593,164 km (0.073 R)
• M84: 52,419,543 km (0.091 R)
• M85: 52,585,297 km (0.083 R)
• M86: 54,252,865 km (0.09 R)
• M87: 54,336,789 km (0.115 R)
• M88: 54,420,564 km (0.101 R)
• M89: 54,504,488 km (0.063 R)
• M90: 55,177,529 km (0.12 R)
• M91: 56,276,774 km (0.107 R)
• M92: 56,531,539 km (0.119 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 17,565 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit