🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.46 AU - 0.76 AU

Year: 308 Days

Day: 29 Hours

Environment

Temp: -132 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,257,321 km

• M1: 210,933 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.2

Radius: 14.4

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.84 AU - 1.22 AU

Year: 675 Days

Day: 9.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 48,257,321 km

• M1: 179,368 km (0.069 R)
• M2: 326,123 km (0.085 R)
• M3: 487,689 km (0.101 R)
• M4: 648,208 km (0.031 R)
• M5: 760,556 km (0.076 R)
• M6: 970,142 km (0.082 R)
• M7: 1,091,167 km (0.091 R)
• M8: 1,241,363 km (0.067 R)
• M9: 1,361,939 km (0.059 R)
• M10: 1,675,197 km (0.052 R)
• M11: 1,769,144 km (0.07 R)
• M12: 1,871,918 km (0.087 R)
• M13: 2,047,845 km (0.098 R)
• M14: 2,244,118 km (0.084 R)
• M15: 2,492,899 km (0.098 R)
• M16: 2,790,599 km (0.11 R)
• M17: 3,100,266 km (0.118 R)
• M18: 3,191,970 km (0.089 R)
• M19: 3,310,152 km (0.088 R)
• M20: 3,464,238 km (0.106 R)
• M21: 3,594,538 km (0.106 R)
• M22: 3,717,657 km (0.103 R)
• M23: 3,977,359 km (0.106 R)
• M24: 4,169,143 km (0.112 R)
• M25: 4,401,469 km (0.101 R)
• M26: 4,638,282 km (0.067 R)
• M27: 4,753,472 km (0.09 R)
• M28: 4,869,560 km (0.085 R)
• M29: 5,213,785 km (0.037 R)
• M30: 5,729,598 km (0.12 R)
• M31: 5,832,821 km (0.114 R)
• M32: 6,389,624 km (0.085 R)
• M33: 6,561,213 km (0.115 R)
• M34: 6,658,302 km (0.059 R)
• M35: 6,766,910 km (0.045 R)
• M36: 7,051,894 km (0.069 R)
• M37: 7,162,447 km (0.08 R)
• M38: 7,262,677 km (0.058 R)
• M39: 7,520,584 km (0.106 R)
• M40: 7,645,050 km (0.103 R)
• M41: 7,758,744 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.1

Radius: 12.7

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.15 AU - 1.29 AU

Year: 870 Days

Day: 5.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 48,257,321 km

• M1: 159,471 km (0.081 R)
• M2: 331,808 km (0.059 R)
• M3: 430,094 km (0.11 R)
• M4: 551,867 km (0.085 R)
• M5: 693,237 km (0.114 R)
• M6: 940,073 km (0.09 R)
• M7: 1,028,934 km (0.083 R)
• M8: 1,148,014 km (0.056 R)
• M9: 1,314,367 km (0.1 R)
• M10: 1,393,355 km (0.086 R)
• M11: 1,474,137 km (0.053 R)
• M12: 1,710,951 km (0.083 R)
• M13: 2,127,581 km (0.076 R)
• M14: 2,299,768 km (0.05 R)
• M15: 2,378,905 km (0.063 R)
• M16: 2,458,791 km (0.101 R)
• M17: 2,594,326 km (0.103 R)
• M18: 2,778,780 km (0.095 R)
• M19: 2,977,297 km (0.059 R)
• M20: 3,161,003 km (0.118 R)
• M21: 3,279,036 km (0.109 R)
• M22: 3,469,025 km (0.101 R)
• M23: 3,683,249 km (0.066 R)
• M24: 3,933,526 km (0.075 R)
• M25: 4,060,685 km (0.106 R)
• M26: 4,146,404 km (0.104 R)
• M27: 4,265,035 km (0.105 R)
• M28: 4,461,906 km (0.07 R)
• M29: 4,550,318 km (0.1 R)
• M30: 4,728,938 km (0.092 R)
• M31: 4,932,840 km (0.118 R)
• M32: 5,070,321 km (0.108 R)
• M33: 5,151,103 km (0.05 R)
• M34: 5,232,335 km (0.065 R)
• M35: 5,314,016 km (0.111 R)
• M36: 5,490,541 km (0.084 R)
• M37: 6,092,972 km (0.108 R)
• M38: 6,552,387 km (0.119 R)
• M39: 6,805,506 km (0.101 R)
• M40: 6,894,816 km (0.091 R)
• M41: 7,010,306 km (0.059 R)
• M42: 7,269,110 km (0.067 R)
• M43: 7,689,929 km (0.077 R)
• M44: 7,769,814 km (0.102 R)
• M45: 7,916,869 km (0.049 R)
• M46: 7,997,353 km (0.09 R)
• M47: 8,486,687 km (0.113 R)
• M48: 8,569,265 km (0.081 R)
• M49: 9,013,870 km (0.068 R)
• M50: 9,253,077 km (0.115 R)
• M51: 9,580,248 km (0.086 R)
• M52: 9,723,562 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.3

Radius: 11.3

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.28 AU - 1.78 AU

Year: 1222 Days

Day: 6.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 48,257,321 km

• M1: 142,567 km (0.112 R)
• M2: 217,964 km (0.074 R)
• M3: 339,438 km (0.028 R)
• M4: 414,536 km (0.079 R)
• M5: 535,860 km (0.105 R)
• M6: 814,860 km (0.086 R)
• M7: 965,056 km (0.065 R)
• M8: 1,067,381 km (0.034 R)
• M9: 1,213,388 km (0.093 R)
• M10: 1,366,277 km (0.117 R)
• M11: 1,439,880 km (0.099 R)
• M12: 1,580,352 km (0.045 R)
• M13: 1,725,611 km (0.113 R)
• M14: 1,846,337 km (0.096 R)
• M15: 2,053,829 km (0.102 R)
• M16: 2,126,833 km (0.112 R)
• M17: 2,262,817 km (0.1 R)
• M18: 2,395,511 km (0.08 R)
• M19: 2,517,882 km (0.042 R)
• M20: 2,742,129 km (0.112 R)
• M21: 2,877,066 km (0.035 R)
• M22: 2,952,314 km (0.067 R)
• M23: 3,028,310 km (0.104 R)
• M24: 3,146,941 km (0.086 R)
• M25: 3,302,672 km (0.099 R)
• M26: 3,475,757 km (0.109 R)
• M27: 3,600,073 km (0.083 R)
• M28: 3,785,724 km (0.079 R)
• M29: 3,921,409 km (0.086 R)
• M30: 4,020,293 km (0.099 R)
• M31: 4,205,346 km (0.052 R)
• M32: 4,298,844 km (0.085 R)
• M33: 4,432,585 km (0.055 R)
• M34: 4,583,828 km (0.098 R)
• M35: 4,704,404 km (0.112 R)
• M36: 4,785,337 km (0.114 R)
• M37: 4,940,470 km (0.074 R)
• M38: 5,014,521 km (0.089 R)
• M39: 5,089,020 km (0.1 R)
• M40: 5,247,445 km (0.094 R)
• M41: 5,348,273 km (0.106 R)
• M42: 5,475,432 km (0.095 R)
• M43: 5,586,284 km (0.059 R)
• M44: 5,758,471 km (0.086 R)
• M45: 5,871,268 km (0.066 R)
• M46: 5,949,807 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.9

Radius: 9.7

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.87 AU - 2.73 AU

Year: 2252 Days

Day: 8.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 48,257,321 km

• M1: 133,890 km (0.101 R)
• M2: 321,935 km (0.09 R)
• M3: 419,024 km (0.061 R)
• M4: 499,657 km (0.117 R)
• M5: 611,855 km (0.109 R)
• M6: 689,945 km (0.051 R)
• M7: 777,460 km (0.052 R)
• M8: 857,345 km (0.12 R)
• M9: 946,356 km (0.117 R)
• M10: 1,038,658 km (0.093 R)
• M11: 1,259,464 km (0.084 R)
• M12: 1,320,500 km (0.107 R)
• M13: 1,474,137 km (0.061 R)
• M14: 1,575,116 km (0.045 R)
• M15: 1,678,488 km (0.117 R)
• M16: 2,155,406 km (0.058 R)
• M17: 2,229,307 km (0.104 R)
• M18: 2,354,371 km (0.068 R)
• M19: 2,699,494 km (0.082 R)
• M20: 2,824,109 km (0.031 R)
• M21: 2,978,045 km (0.104 R)
• M22: 3,116,273 km (0.108 R)
• M23: 3,437,310 km (0.083 R)
• M24: 3,504,779 km (0.061 R)
• M25: 3,789,015 km (0.092 R)
• M26: 4,019,844 km (0.109 R)
• M27: 4,172,883 km (0.111 R)
• M28: 4,390,398 km (0.082 R)
• M29: 4,729,088 km (0.058 R)
• M30: 5,956,838 km (0.116 R)
• M31: 6,296,275 km (0.044 R)
• M32: 6,462,478 km (0.074 R)
• M33: 6,558,071 km (0.032 R)
• M34: 6,654,113 km (0.103 R)
• M35: 6,811,341 km (0.118 R)
• M36: 6,920,846 km (0.057 R)
• M37: 7,055,484 km (0.043 R)
• M38: 7,265,370 km (0.056 R)
• M39: 7,389,686 km (0.069 R)
• M40: 7,653,277 km (0.102 R)
• M41: 7,767,121 km (0.043 R)
• M42: 7,907,145 km (0.105 R)
• M43: 7,996,605 km (0.049 R)
• M44: 8,163,855 km (0.096 R)
• M45: 8,410,243 km (0.091 R)
• M46: 8,724,997 km (0.1 R)
• M47: 8,870,555 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.5

Radius: 6

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.51 AU - 8.33 AU

Year: 14391 Days

Day: 20 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 48,257,321 km

• M1: 137,929 km (0.086 R)
• M2: 181,462 km (0.104 R)
• M3: 231,877 km (0.075 R)
• M4: 800,498 km (0.095 R)
• M5: 1,226,703 km (0.113 R)
• M6: 1,552,826 km (0.083 R)
• M7: 1,784,703 km (0.074 R)
• M8: 2,255,337 km (0.041 R)
• M9: 2,359,158 km (0.112 R)
• M10: 2,411,667 km (0.083 R)
• M11: 2,790,299 km (0.082 R)
• M12: 2,901,750 km (0.078 R)
• M13: 3,333,340 km (0.064 R)
• M14: 3,422,051 km (0.082 R)
• M15: 3,602,018 km (0.109 R)
• M16: 4,255,611 km (0.088 R)
• M17: 4,579,640 km (0.098 R)
• M18: 4,945,257 km (0.115 R)
• M19: 5,114,452 km (0.049 R)
• M20: 5,775,226 km (0.075 R)
• M21: 6,279,071 km (0.077 R)
• M22: 6,573,330 km (0.048 R)
• M23: 7,213,460 km (0.044 R)
• M24: 7,444,140 km (0.088 R)
• M25: 7,716,408 km (0.11 R)
• M26: 7,794,797 km (0.1 R)
• M27: 8,031,461 km (0.117 R)
• M28: 8,390,945 km (0.109 R)
• M29: 8,593,051 km (0.089 R)
• M30: 9,043,042 km (0.076 R)
• M31: 10,222,920 km (0.08 R)
• M32: 10,612,473 km (0.063 R)
• M33: 10,743,371 km (0.062 R)
• M34: 10,918,700 km (0.106 R)
• M35: 11,719,647 km (0.037 R)
• M36: 11,945,390 km (0.089 R)
• M37: 13,471,587 km (0.095 R)
• M38: 14,329,531 km (0.11 R)
• M39: 14,619,452 km (0.052 R)
• M40: 15,156,059 km (0.065 R)
• M41: 15,401,998 km (0.097 R)
• M42: 15,699,100 km (0.043 R)
• M43: 16,198,158 km (0.103 R)
• M44: 16,348,953 km (0.079 R)
• M45: 16,702,602 km (0.113 R)
• M46: 17,314,607 km (0.117 R)
• M47: 17,417,381 km (0.066 R)
• M48: 17,830,271 km (0.042 R)
• M49: 18,560,608 km (0.045 R)
• M50: 20,646,152 km (0.116 R)
• M51: 21,633,498 km (0.104 R)
• M52: 22,356,055 km (0.042 R)
• M53: 22,523,904 km (0.069 R)
• M54: 23,143,090 km (0.034 R)
• M55: 24,340,471 km (0.112 R)
• M56: 25,266,332 km (0.093 R)
• M57: 26,085,830 km (0.076 R)
• M58: 26,914,153 km (0.106 R)
• M59: 27,871,130 km (0.042 R)
• M60: 28,717,705 km (0.117 R)
• M61: 28,961,101 km (0.11 R)
• M62: 29,388,801 km (0.064 R)
• M63: 30,312,269 km (0.083 R)
• M64: 31,245,161 km (0.051 R)
• M65: 31,370,225 km (0.033 R)
• M66: 32,313,738 km (0.026 R)
• M67: 32,947,884 km (0.064 R)
• M68: 34,551,423 km (0.11 R)
• M69: 34,616,050 km (0.111 R)
• M70: 35,004,855 km (0.11 R)
• M71: 36,179,946 km (0.1 R)
• M72: 36,442,939 km (0.108 R)
• M73: 36,772,503 km (0.11 R)
• M74: 36,904,448 km (0.104 R)
• M75: 37,700,309 km (0.116 R)
• M76: 37,966,892 km (0.103 R)
• M77: 38,300,944 km (0.03 R)
• M78: 39,241,466 km (0.051 R)
• M79: 39,511,490 km (0.079 R)
• M80: 39,917,948 km (0.082 R)
• M81: 40,053,633 km (0.026 R)
• M82: 41,763,537 km (0.113 R)
• M83: 43,148,364 km (0.057 R)
• M84: 43,427,215 km (0.1 R)
• M85: 43,566,789 km (0.038 R)
• M86: 44,126,884 km (0.12 R)
• M87: 44,337,368 km (0.091 R)
• M88: 44,618,762 km (0.094 R)
• M89: 45,891,989 km (0.081 R)
• M90: 46,676,032 km (0.046 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 15,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit