🌌 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 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920

Radius: 10.9

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.47 AU - 0.73 AU

Year: 321 Days

Day: 5.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,303,052 km

• M1: 135,685 km (0.076 R)
• M2: 662,120 km (0.075 R)
• M3: 1,015,620 km (0.102 R)
• M4: 1,512,584 km (0.076 R)
• M5: 2,330,884 km (0.107 R)
• M6: 3,068,252 km (0.102 R)
• M7: 3,538,738 km (0.084 R)
• M8: 3,916,472 km (0.098 R)
• M9: 4,682,264 km (0.113 R)
• M10: 5,323,739 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.6

Radius: 10.4

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.65 AU - 0.95 AU

Year: 494 Days

Day: 14.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,303,052 km

• M1: 129,402 km (0.095 R)
• M2: 487,839 km (0.106 R)
• M3: 1,078,601 km (0.113 R)
• M4: 1,540,559 km (0.084 R)
• M5: 2,032,137 km (0.06 R)
• M6: 2,370,229 km (0.101 R)
• M7: 2,911,923 km (0.043 R)
• M8: 4,354,345 km (0.067 R)
• M9: 5,122,530 km (0.102 R)
• M10: 5,457,480 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.2

Radius: 14.3

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.32 AU - 1.38 AU

Year: 1083 Days

Day: 7.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,303,052 km

• M1: 177,872 km (0.119 R)
• M2: 731,534 km (0.119 R)
• M3: 1,339,948 km (0.044 R)
• M4: 1,904,231 km (0.097 R)
• M5: 3,196,906 km (0.04 R)
• M6: 3,770,914 km (0.096 R)
• M7: 5,051,172 km (0.078 R)
• M8: 6,604,447 km (0.091 R)
• M9: 8,759,404 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.5

Radius: 13.8

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.64 AU - 4.74 AU

Year: 5920 Days

Day: 12.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,303,052 km

• M1: 172,786 km (0.112 R)
• M2: 606,171 km (0.098 R)
• M3: 1,483,562 km (0.112 R)
• M4: 1,969,755 km (0.118 R)
• M5: 2,454,003 km (0.034 R)
• M6: 3,018,137 km (0.114 R)
• M7: 3,567,012 km (0.113 R)
• M8: 4,249,926 km (0.101 R)
• M9: 4,768,881 km (0.118 R)
• M10: 5,356,801 km (0.1 R)
• M11: 6,284,756 km (0.075 R)
• M12: 6,866,093 km (0.111 R)
• M13: 7,416,464 km (0.074 R)
• M14: 11,098,068 km (0.102 R)
• M15: 11,949,728 km (0.099 R)
• M16: 12,989,733 km (0.114 R)
• M17: 14,661,938 km (0.113 R)
• M18: 15,687,581 km (0.116 R)
• M19: 16,133,532 km (0.099 R)
• M20: 16,645,306 km (0.083 R)
• M21: 19,496,642 km (0.102 R)
• M22: 23,086,093 km (0.035 R)
• M23: 23,882,851 km (0.12 R)
• M24: 24,548,263 km (0.112 R)
• M25: 25,226,091 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.7

Radius: 11.1

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.62 AU - 5.26 AU

Year: 6458 Days

Day: 9.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,303,052 km

• M1: 138,528 km (0.085 R)
• M2: 553,961 km (0.109 R)
• M3: 1,262,157 km (0.103 R)
• M4: 1,684,472 km (0.055 R)
• M5: 2,217,489 km (0.107 R)
• M6: 5,869,472 km (0.074 R)
• M7: 6,329,486 km (0.076 R)
• M8: 7,285,117 km (0.114 R)
• M9: 8,172,681 km (0.038 R)
• M10: 8,621,924 km (0.078 R)
• M11: 9,001,753 km (0.06 R)
• M12: 10,069,582 km (0.108 R)
• M13: 12,616,785 km (0.041 R)
• M14: 14,954,402 km (0.101 R)
• M15: 15,565,808 km (0.114 R)
• M16: 16,130,091 km (0.079 R)
• M17: 17,101,131 km (0.049 R)
• M18: 17,567,278 km (0.043 R)
• M19: 18,110,468 km (0.053 R)
• M20: 24,175,764 km (0.091 R)
• M21: 25,619,383 km (0.09 R)
• M22: 26,142,378 km (0.1 R)
• M23: 28,029,106 km (0.107 R)
• M24: 29,052,804 km (0.072 R)
• M25: 31,671,066 km (0.104 R)
• M26: 32,577,779 km (0.051 R)
• M27: 34,654,347 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.8

Radius: 5.2

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.62 AU - 7.72 AU

Year: 13252 Days

Day: 18.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,303,052 km

• M1: 64,776 km (0.066 R)
• M2: 1,341,295 km (0.113 R)
• M3: 5,289,033 km (0.11 R)
• M4: 5,593,016 km (0.079 R)
• M5: 12,421,261 km (0.078 R)
• M6: 12,708,489 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23

Radius: 4.5

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7 AU - 7.78 AU

Year: 13867 Days

Day: 23 Hours

Environment

Temp: -231 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 56,303,052 km

• M1: 58,343 km (0.076 R)
• M2: 708,047 km (0.107 R)
• M3: 1,634,207 km (0.086 R)
• M4: 1,838,259 km (0.055 R)
• M5: 2,783,119 km (0.048 R)
• M6: 13,663,970 km (0.08 R)
• M7: 15,428,477 km (0.104 R)
• M8: 16,236,605 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.6

Radius: 3.7

Gravity: 31.16 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 7.96 AU - 8.34 AU

Year: 16060 Days

Day: 24.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 56,303,052 km

• M1: 46,076 km (0.098 R)
• M2: 193,430 km (0.108 R)
• M3: 595,699 km (0.113 R)
• M4: 922,420 km (0.081 R)
• M5: 1,199,775 km (0.109 R)
• M6: 1,371,962 km (0.082 R)
• M7: 2,513,244 km (0.093 R)
• M8: 4,201,606 km (0.116 R)
• M9: 4,505,589 km (0.096 R)
• M10: 5,721,969 km (0.077 R)
• M11: 5,869,472 km (0.109 R)
• M12: 7,399,260 km (0.075 R)
• M13: 7,752,162 km (0.04 R)
• M14: 8,683,408 km (0.09 R)
• M15: 9,226,149 km (0.093 R)
• M16: 11,449,024 km (0.089 R)
• M17: 12,528,522 km (0.098 R)
• M18: 14,205,215 km (0.047 R)
• M19: 14,680,937 km (0.1 R)
• M20: 15,096,968 km (0.042 R)
• M21: 15,952,818 km (0.091 R)
• M22: 16,098,526 km (0.101 R)
• M23: 17,373,100 km (0.119 R)
• M24: 17,838,648 km (0.084 R)
• M25: 18,312,275 km (0.078 R)
• M26: 20,121,213 km (0.085 R)
• M27: 21,776,513 km (0.102 R)
• M28: 22,499,669 km (0.11 R)
• M29: 25,953,435 km (0.094 R)
• M30: 26,155,093 km (0.104 R)
• M31: 27,178,792 km (0.072 R)
• M32: 28,656,519 km (0.095 R)
• M33: 29,634,291 km (0.093 R)
• M34: 30,409,956 km (0.044 R)
• M35: 34,980,919 km (0.111 R)
• M36: 36,981,491 km (0.028 R)
• M37: 37,108,949 km (0.116 R)
• M38: 38,139,678 km (0.084 R)
• M39: 47,380,937 km (0.085 R)
• M40: 48,593,278 km (0.085 R)
• M41: 52,676,103 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.7

Radius: 6.5

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.14 AU - 10.23 AU

Year: 16149 Days

Day: 17.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 56,303,052 km

• M1: 81,082 km (0.049 R)
• M2: 328,816 km (0.117 R)
• M3: 948,750 km (0.111 R)
• M4: 1,250,040 km (0.088 R)
• M5: 1,723,517 km (0.074 R)
• M6: 2,310,090 km (0.116 R)
• M7: 2,596,121 km (0.082 R)
• M8: 3,264,375 km (0.056 R)
• M9: 4,336,094 km (0.109 R)
• M10: 5,102,335 km (0.106 R)
• M11: 6,030,440 km (0.058 R)
• M12: 7,407,937 km (0.098 R)
• M13: 10,438,042 km (0.092 R)
• M14: 11,686,436 km (0.108 R)
• M15: 12,469,282 km (0.078 R)
• M16: 12,905,060 km (0.058 R)
• M17: 13,480,115 km (0.036 R)
• M18: 15,237,590 km (0.112 R)
• M19: 15,449,720 km (0.114 R)
• M20: 16,097,928 km (0.107 R)
• M21: 18,151,757 km (0.044 R)
• M22: 18,792,335 km (0.066 R)
• M23: 20,631,491 km (0.082 R)
• M24: 21,505,891 km (0.075 R)
• M25: 21,772,923 km (0.03 R)
• M26: 23,610,284 km (0.067 R)
• M27: 24,760,991 km (0.096 R)
• M28: 25,748,187 km (0.069 R)
• M29: 26,863,888 km (0.099 R)
• M30: 31,307,394 km (0.09 R)
• M31: 32,577,779 km (0.055 R)
• M32: 33,166,446 km (0.104 R)
• M33: 33,404,008 km (0.11 R)
• M34: 41,615,734 km (0.091 R)
• M35: 42,030,569 km (0.116 R)
• M36: 42,868,616 km (0.093 R)
• M37: 44,867,393 km (0.09 R)
• M38: 50,290,466 km (0.108 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 17,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit