🌌 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 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.3

Radius: 11.7

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.48 AU - 0.68 AU

Year: 295 Days

Day: 8.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,292,529 km

• M1: 145,559 km (0.079 R)
• M2: 221,255 km (0.05 R)
• M3: 320,439 km (0.066 R)
• M4: 405,410 km (0.105 R)
• M5: 494,421 km (0.112 R)
• M6: 620,831 km (0.118 R)
• M7: 740,509 km (0.066 R)
• M8: 887,564 km (0.079 R)
• M9: 983,756 km (0.077 R)
• M10: 1,113,457 km (0.118 R)
• M11: 1,197,082 km (0.11 R)
• M12: 1,274,873 km (0.098 R)
• M13: 1,348,625 km (0.084 R)
• M14: 1,421,629 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.1

Radius: 12.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.6 AU - 0.64 AU

Year: 326 Days

Day: 7.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,292,529 km

• M1: 193,131 km (0.086 R)
• M2: 326,273 km (0.048 R)
• M3: 409,898 km (0.117 R)
• M4: 506,987 km (0.072 R)
• M5: 611,107 km (0.098 R)
• M6: 701,464 km (0.1 R)
• M7: 807,380 km (0.12 R)
• M8: 930,050 km (0.12 R)
• M9: 1,059,751 km (0.115 R)
• M10: 1,164,320 km (0.048 R)
• M11: 1,252,284 km (0.066 R)
• M12: 1,388,717 km (0.034 R)
• M13: 1,469,649 km (0.097 R)
• M14: 1,556,715 km (0.047 R)
• M15: 1,668,166 km (0.106 R)
• M16: 1,810,284 km (0.063 R)
• M17: 1,961,378 km (0.11 R)
• M18: 2,077,466 km (0.102 R)
• M19: 2,166,177 km (0.05 R)
• M20: 2,337,317 km (0.069 R)
• M21: 2,481,679 km (0.084 R)
• M22: 2,720,138 km (0.115 R)
• M23: 2,817,825 km (0.11 R)
• M24: 2,905,490 km (0.1 R)
• M25: 3,225,629 km (0.078 R)
• M26: 3,563,122 km (0.066 R)
• M27: 3,646,448 km (0.105 R)
• M28: 3,754,458 km (0.088 R)
• M29: 3,875,632 km (0.09 R)
• M30: 3,973,619 km (0.098 R)
• M31: 4,184,701 km (0.091 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.7

Radius: 7.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.79 AU - 9.31 AU

Year: 15231 Days

Day: 24.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 61,292,529 km

• M1: 170,392 km (0.089 R)
• M2: 298,897 km (0.102 R)
• M3: 760,855 km (0.101 R)
• M4: 942,167 km (0.1 R)
• M5: 1,491,940 km (0.059 R)
• M6: 1,612,366 km (0.088 R)
• M7: 2,176,948 km (0.09 R)
• M8: 2,579,217 km (0.102 R)
• M9: 2,706,225 km (0.116 R)
• M10: 3,313,144 km (0.09 R)
• M11: 4,192,480 km (0.118 R)
• M12: 4,277,901 km (0.102 R)
• M13: 4,515,612 km (0.092 R)
• M14: 4,913,841 km (0.109 R)
• M15: 5,485,754 km (0.063 R)
• M16: 6,419,544 km (0.106 R)
• M17: 6,468,762 km (0.114 R)
• M18: 6,518,129 km (0.077 R)
• M19: 6,816,726 km (0.056 R)
• M20: 7,069,098 km (0.075 R)
• M21: 7,791,955 km (0.082 R)
• M22: 8,135,581 km (0.098 R)
• M23: 8,349,506 km (0.047 R)
• M24: 8,755,515 km (0.075 R)
• M25: 9,362,732 km (0.104 R)
• M26: 11,028,056 km (0.081 R)
• M27: 11,116,618 km (0.103 R)
• M28: 11,653,225 km (0.088 R)
• M29: 12,137,174 km (0.094 R)
• M30: 14,363,340 km (0.108 R)
• M31: 15,938,008 km (0.04 R)
• M32: 17,154,537 km (0.109 R)
• M33: 18,156,245 km (0.082 R)
• M34: 18,541,010 km (0.073 R)
• M35: 19,927,184 km (0.047 R)
• M36: 21,900,979 km (0.042 R)
• M37: 21,975,329 km (0.103 R)
• M38: 22,161,429 km (0.083 R)
• M39: 22,610,222 km (0.054 R)
• M40: 22,798,117 km (0.118 R)
• M41: 23,745,221 km (0.059 R)
• M42: 25,795,460 km (0.089 R)
• M43: 26,385,923 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.3

Radius: 7.9

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 9.14 AU - 10.42 AU

Year: 20396 Days

Day: 22.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 61,292,529 km

• M1: 108,309 km (0.087 R)
• M2: 271,371 km (0.092 R)
• M3: 325,824 km (0.089 R)
• M4: 481,855 km (0.031 R)
• M5: 782,397 km (0.108 R)
• M6: 844,929 km (0.068 R)
• M7: 1,482,964 km (0.118 R)
• M8: 1,805,945 km (0.118 R)
• M9: 2,033,334 km (0.045 R)
• M10: 2,361,253 km (0.112 R)
• M11: 2,547,203 km (0.097 R)
• M12: 2,802,716 km (0.098 R)
• M13: 2,900,553 km (0.05 R)
• M14: 3,977,957 km (0.116 R)
• M15: 4,162,411 km (0.09 R)
• M16: 4,771,574 km (0.11 R)
• M17: 4,849,664 km (0.08 R)
• M18: 5,007,041 km (0.115 R)
• M19: 5,778,218 km (0.119 R)
• M20: 6,113,915 km (0.098 R)
• M21: 6,369,877 km (0.104 R)
• M22: 7,655,970 km (0.07 R)
• M23: 8,071,104 km (0.092 R)
• M24: 8,779,151 km (0.031 R)
• M25: 10,003,011 km (0.077 R)
• M26: 10,254,186 km (0.066 R)
• M27: 10,711,507 km (0.12 R)
• M28: 10,762,819 km (0.093 R)
• M29: 11,175,559 km (0.073 R)
• M30: 11,383,949 km (0.09 R)
• M31: 11,593,536 km (0.042 R)
• M32: 13,537,111 km (0.088 R)
• M33: 14,094,663 km (0.068 R)
• M34: 14,263,409 km (0.096 R)
• M35: 14,432,903 km (0.079 R)
• M36: 14,489,451 km (0.104 R)
• M37: 14,830,834 km (0.088 R)
• M38: 14,945,126 km (0.104 R)
• M39: 16,104,660 km (0.084 R)
• M40: 16,399,068 km (0.099 R)
• M41: 17,534,067 km (0.068 R)
• M42: 18,325,141 km (0.092 R)
• M43: 18,694,199 km (0.086 R)
• M44: 18,755,983 km (0.032 R)
• M45: 19,252,348 km (0.053 R)
• M46: 19,377,113 km (0.099 R)
• M47: 22,714,492 km (0.094 R)
• M48: 22,846,437 km (0.059 R)
• M49: 23,776,637 km (0.1 R)
• M50: 24,516,249 km (0.096 R)
• M51: 25,331,557 km (0.051 R)
• M52: 25,880,132 km (0.101 R)
• M53: 26,919,239 km (0.096 R)
• M54: 27,830,739 km (0.05 R)
• M55: 28,609,845 km (0.066 R)
• M56: 28,894,978 km (0.084 R)
• M57: 29,324,474 km (0.1 R)
• M58: 29,468,088 km (0.108 R)
• M59: 29,612,001 km (0.11 R)
• M60: 30,262,153 km (0.118 R)
• M61: 30,917,093 km (0.082 R)
• M62: 32,166,983 km (0.114 R)
• M63: 33,133,834 km (0.052 R)
• M64: 34,488,144 km (0.099 R)
• M65: 35,095,960 km (0.086 R)
• M66: 35,707,217 km (0.09 R)
• M67: 36,708,176 km (0.116 R)
• M68: 37,095,485 km (0.076 R)
• M69: 37,250,917 km (0.101 R)
• M70: 37,796,351 km (0.084 R)
• M71: 38,265,939 km (0.04 R)
• M72: 39,289,936 km (0.053 R)
• M73: 39,448,360 km (0.05 R)
• M74: 40,323,059 km (0.1 R)
• M75: 41,526,125 km (0.117 R)
• M76: 42,010,672 km (0.107 R)
• M77: 42,497,015 km (0.114 R)
• M78: 42,578,247 km (0.12 R)
• M79: 43,967,413 km (0.06 R)
• M80: 44,543,813 km (0.058 R)
• M81: 45,953,773 km (0.077 R)
• M82: 48,053,828 km (0.054 R)
• M83: 48,732,404 km (0.081 R)
• M84: 48,902,646 km (0.115 R)
• M85: 50,442,756 km (0.096 R)
• M86: 50,873,449 km (0.091 R)
• M87: 52,608,335 km (0.112 R)
• M88: 52,782,916 km (0.102 R)
• M89: 53,132,526 km (0.11 R)
• M90: 53,922,104 km (0.075 R)
• M91: 56,939,792 km (0.092 R)
• M92: 58,649,995 km (0.1 R)
• M93: 60,651,166 km (0.1 R)
• M94: 61,017,381 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 14,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit