🌌 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: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.51 AU - 0.69 AU

Year: 300 Days

Day: 42.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.2

Radius: 10.8

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.67 AU - 1.03 AU

Year: 506 Days

Day: 14.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,308,705 km

• M1: 144,811 km (0.079 R)
• M2: 217,964 km (0.079 R)
• M3: 304,282 km (0.08 R)
• M4: 746,942 km (0.105 R)
• M5: 949,797 km (0.107 R)
• M6: 1,269,188 km (0.118 R)
• M7: 1,409,212 km (0.081 R)
• M8: 1,491,042 km (0.105 R)
• M9: 1,639,144 km (0.111 R)
• M10: 1,732,643 km (0.063 R)
• M11: 1,817,165 km (0.075 R)
• M12: 1,983,369 km (0.101 R)
• M13: 2,334,924 km (0.111 R)
• M14: 2,424,832 km (0.075 R)
• M15: 2,592,382 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.8

Radius: 10.8

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.53 AU - 2.11 AU

Year: 1585 Days

Day: 9.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 23,308,705 km

• M1: 143,464 km (0.061 R)
• M2: 227,389 km (0.053 R)
• M3: 351,256 km (0.082 R)
• M4: 459,714 km (0.094 R)
• M5: 546,780 km (0.093 R)
• M6: 618,138 km (0.1 R)
• M7: 693,237 km (0.074 R)
• M8: 887,714 km (0.117 R)
• M9: 983,157 km (0.076 R)
• M10: 1,251,985 km (0.102 R)
• M11: 1,430,904 km (0.096 R)
• M12: 1,502,860 km (0.079 R)
• M13: 1,586,635 km (0.106 R)
• M14: 1,682,826 km (0.115 R)
• M15: 1,892,563 km (0.106 R)
• M16: 2,029,594 km (0.1 R)
• M17: 2,110,976 km (0.113 R)
• M18: 2,522,519 km (0.101 R)
• M19: 2,673,912 km (0.106 R)
• M20: 2,776,536 km (0.111 R)
• M21: 3,159,657 km (0.074 R)
• M22: 3,364,456 km (0.108 R)
• M23: 3,672,777 km (0.073 R)
• M24: 3,758,647 km (0.03 R)
• M25: 3,830,603 km (0.078 R)
• M26: 3,917,519 km (0.117 R)
• M27: 4,063,976 km (0.08 R)
• M28: 4,152,687 km (0.08 R)
• M29: 4,483,747 km (0.094 R)
• M30: 4,948,847 km (0.066 R)
• M31: 5,059,699 km (0.119 R)
• M32: 5,203,313 km (0.066 R)
• M33: 5,316,110 km (0.096 R)
• M34: 5,397,042 km (0.096 R)
• M35: 5,560,403 km (0.07 R)
• M36: 5,958,932 km (0.107 R)
• M37: 6,470,108 km (0.103 R)
• M38: 6,591,432 km (0.106 R)
• M39: 7,048,902 km (0.109 R)
• M40: 7,227,522 km (0.089 R)
• M41: 7,371,585 km (0.081 R)
• M42: 7,625,901 km (0.114 R)
• M43: 7,790,908 km (0.078 R)
• M44: 7,883,209 km (0.079 R)
• M45: 7,957,260 km (0.107 R)
• M46: 8,293,257 km (0.106 R)
• M47: 8,425,202 km (0.07 R)
• M48: 9,153,595 km (0.118 R)
• M49: 9,231,535 km (0.094 R)
• M50: 9,407,462 km (0.062 R)
• M51: 9,525,495 km (0.038 R)
• M52: 9,663,723 km (0.106 R)
• M53: 9,743,010 km (0.088 R)
• M54: 9,962,171 km (0.06 R)
• M55: 10,223,369 km (0.101 R)
• M56: 10,425,924 km (0.045 R)
• M57: 10,650,172 km (0.078 R)
• M58: 10,979,137 km (0.104 R)
• M59: 11,061,865 km (0.116 R)
• M60: 11,249,012 km (0.082 R)
• M61: 11,626,148 km (0.079 R)
• M62: 11,710,521 km (0.118 R)
• M63: 11,901,259 km (0.065 R)
• M64: 12,050,258 km (0.058 R)
• M65: 12,739,156 km (0.077 R)
• M66: 13,044,635 km (0.113 R)
• M67: 13,618,493 km (0.108 R)
• M68: 15,111,629 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.8

Radius: 9.3

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.57 AU - 5.27 AU

Year: 6000 Days

Day: 8.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 23,308,705 km

• M1: 123,867 km (0.111 R)
• M2: 212,878 km (0.11 R)
• M3: 274,063 km (0.104 R)
• M4: 352,004 km (0.097 R)
• M5: 536,009 km (0.045 R)
• M6: 611,257 km (0.094 R)
• M7: 731,534 km (0.088 R)
• M8: 827,127 km (0.077 R)
• M9: 996,621 km (0.08 R)
• M10: 1,055,712 km (0.072 R)
• M11: 1,116,150 km (0.041 R)
• M12: 2,690,667 km (0.065 R)
• M13: 3,644,503 km (0.095 R)
• M14: 3,945,793 km (0.101 R)
• M15: 4,552,413 km (0.118 R)
• M16: 4,815,555 km (0.082 R)
• M17: 5,000,608 km (0.116 R)
• M18: 5,062,841 km (0.11 R)
• M19: 5,335,558 km (0.045 R)
• M20: 5,505,800 km (0.114 R)
• M21: 5,613,062 km (0.098 R)
• M22: 5,721,071 km (0.118 R)
• M23: 5,851,521 km (0.066 R)
• M24: 5,917,194 km (0.027 R)
• M25: 6,071,280 km (0.113 R)
• M26: 6,137,851 km (0.09 R)
• M27: 6,383,491 km (0.072 R)
• M28: 6,451,109 km (0.041 R)
• M29: 6,701,087 km (0.062 R)
• M30: 6,838,717 km (0.049 R)
• M31: 7,070,295 km (0.113 R)
• M32: 7,469,870 km (0.076 R)
• M33: 7,684,394 km (0.082 R)
• M34: 8,022,186 km (0.101 R)
• M35: 8,562,833 km (0.103 R)
• M36: 9,242,456 km (0.117 R)
• M37: 9,524,298 km (0.028 R)
• M38: 9,627,521 km (0.075 R)
• M39: 9,731,042 km (0.083 R)
• M40: 10,122,839 km (0.111 R)
• M41: 10,228,156 km (0.06 R)
• M42: 10,386,879 km (0.105 R)
• M43: 11,056,928 km (0.042 R)
• M44: 11,438,253 km (0.036 R)
• M45: 11,823,917 km (0.086 R)
• M46: 11,907,093 km (0.076 R)
• M47: 12,129,994 km (0.11 R)
• M48: 12,241,893 km (0.097 R)
• M49: 12,354,091 km (0.111 R)
• M50: 12,977,765 km (0.081 R)
• M51: 13,380,034 km (0.086 R)
• M52: 13,553,717 km (0.065 R)
• M53: 13,669,805 km (0.109 R)
• M54: 14,373,812 km (0.097 R)
• M55: 14,492,294 km (0.042 R)
• M56: 14,789,993 km (0.026 R)
• M57: 15,149,926 km (0.033 R)
• M58: 15,330,939 km (0.108 R)
• M59: 15,756,097 km (0.077 R)
• M60: 15,970,021 km (0.1 R)
• M61: 16,031,357 km (0.085 R)
• M62: 16,308,412 km (0.047 R)
• M63: 16,711,279 km (0.056 R)
• M64: 16,898,276 km (0.077 R)
• M65: 16,960,808 km (0.115 R)
• M66: 17,023,340 km (0.073 R)
• M67: 17,180,119 km (0.104 R)
• M68: 17,337,496 km (0.089 R)
• M69: 17,432,041 km (0.088 R)
• M70: 20,182,847 km (0.12 R)
• M71: 20,249,119 km (0.07 R)
• M72: 20,348,901 km (0.066 R)
• M73: 20,448,683 km (0.087 R)
• M74: 20,950,135 km (0.099 R)
• M75: 21,455,626 km (0.044 R)
• M76: 21,591,161 km (0.092 R)
• M77: 21,965,156 km (0.076 R)
• M78: 22,101,739 km (0.102 R)
• M79: 22,685,320 km (0.05 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 20,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit