🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.27 AU - 2.47 AU

Year: 1360 Days

Day: 39.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.9

Radius: 11.7

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.52 AU - 12.2 AU

Year: 13341 Days

Day: 13.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 95,706,611 km

• M1: 154,834 km (0.118 R)
• M2: 386,860 km (0.052 R)
• M3: 677,529 km (0.111 R)
• M4: 983,606 km (0.109 R)
• M5: 1,231,340 km (0.062 R)
• M6: 1,528,591 km (0.087 R)
• M7: 1,980,526 km (0.091 R)
• M8: 2,209,112 km (0.068 R)
• M9: 2,451,012 km (0.105 R)
• M10: 4,804,635 km (0.057 R)
• M11: 5,333,014 km (0.094 R)
• M12: 5,925,422 km (0.069 R)
• M13: 6,777,831 km (0.114 R)
• M14: 7,127,441 km (0.105 R)
• M15: 9,549,430 km (0.078 R)
• M16: 9,779,063 km (0.094 R)
• M17: 11,116,169 km (0.063 R)
• M18: 11,715,907 km (0.034 R)
• M19: 12,331,502 km (0.075 R)
• M20: 13,016,361 km (0.091 R)
• M21: 15,299,225 km (0.044 R)
• M22: 16,061,875 km (0.096 R)
• M23: 16,721,900 km (0.08 R)
• M24: 20,156,219 km (0.056 R)
• M25: 21,372,898 km (0.112 R)
• M26: 21,717,272 km (0.115 R)
• M27: 23,050,788 km (0.113 R)
• M28: 23,768,858 km (0.083 R)
• M29: 24,718,804 km (0.114 R)
• M30: 25,762,848 km (0.119 R)
• M31: 25,989,339 km (0.044 R)
• M32: 27,994,399 km (0.114 R)
• M33: 29,506,983 km (0.054 R)
• M34: 30,894,204 km (0.1 R)
• M35: 34,197,924 km (0.05 R)
• M36: 46,832,960 km (0.115 R)
• M37: 48,164,680 km (0.066 R)
• M38: 48,889,482 km (0.079 R)
• M39: 52,057,217 km (0.116 R)
• M40: 55,435,436 km (0.03 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.2

Radius: 6

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 13.15 AU - 13.91 AU

Year: 18552 Days

Day: 21.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 95,706,611 km

• M1: 100,380 km (0.051 R)
• M2: 338,390 km (0.093 R)
• M3: 507,586 km (0.037 R)
• M4: 705,803 km (0.116 R)
• M5: 1,064,688 km (0.089 R)
• M6: 1,336,807 km (0.08 R)
• M7: 1,562,400 km (0.108 R)
• M8: 3,162,948 km (0.1 R)
• M9: 3,570,452 km (0.099 R)
• M10: 4,596,694 km (0.118 R)
• M11: 5,640,588 km (0.065 R)
• M12: 9,129,958 km (0.041 R)
• M13: 9,668,959 km (0.11 R)
• M14: 12,091,996 km (0.075 R)
• M15: 12,484,690 km (0.025 R)
• M16: 13,230,436 km (0.09 R)
• M17: 15,535,589 km (0.081 R)
• M18: 16,889,151 km (0.11 R)
• M19: 20,268,417 km (0.108 R)
• M20: 21,513,071 km (0.101 R)
• M21: 24,827,562 km (0.041 R)
• M22: 27,870,083 km (0.103 R)
• M23: 28,039,578 km (0.11 R)
• M24: 31,447,417 km (0.1 R)
• M25: 31,898,455 km (0.109 R)
• M26: 35,336,513 km (0.083 R)
• M27: 35,527,400 km (0.115 R)
• M28: 36,683,343 km (0.114 R)
• M29: 39,352,169 km (0.11 R)
• M30: 40,670,724 km (0.115 R)
• M31: 41,492,914 km (0.118 R)
• M32: 45,835,890 km (0.081 R)
• M33: 47,258,117 km (0.102 R)
• M34: 47,810,881 km (0.114 R)
• M35: 50,281,640 km (0.026 R)
• M36: 51,080,791 km (0.087 R)
• M37: 53,516,245 km (0.045 R)
• M38: 53,868,847 km (0.08 R)
• M39: 54,222,496 km (0.097 R)
• M40: 54,459,010 km (0.101 R)
• M41: 58,803,183 km (0.116 R)
• M42: 60,163,925 km (0.12 R)
• M43: 61,792,148 km (0.091 R)
• M44: 62,804,926 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.4

Radius: 5.1

Gravity: 25.58 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 12.88 AU - 18.58 AU

Year: 23257 Days

Day: 15.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 95,706,611 km

• M1: 93,499 km (0.033 R)
• M2: 306,227 km (0.1 R)
• M3: 459,864 km (0.105 R)
• M4: 814,860 km (0.115 R)
• M5: 1,126,622 km (0.08 R)
• M6: 1,862,643 km (0.063 R)
• M7: 2,357,962 km (0.116 R)
• M8: 2,882,452 km (0.116 R)
• M9: 4,093,447 km (0.046 R)
• M10: 5,735,582 km (0.044 R)
• M11: 6,360,453 km (0.092 R)
• M12: 7,211,665 km (0.052 R)
• M13: 7,809,158 km (0.045 R)
• M14: 7,911,184 km (0.091 R)
• M15: 9,186,057 km (0.026 R)
• M16: 9,407,911 km (0.066 R)
• M17: 10,735,143 km (0.077 R)
• M18: 13,856,353 km (0.079 R)
• M19: 19,008,803 km (0.093 R)
• M20: 19,167,975 km (0.065 R)
• M21: 20,879,824 km (0.079 R)
• M22: 27,881,154 km (0.078 R)
• M23: 30,641,533 km (0.082 R)
• M24: 31,454,149 km (0.061 R)
• M25: 33,006,676 km (0.107 R)
• M26: 33,111,544 km (0.092 R)
• M27: 33,849,959 km (0.115 R)
• M28: 36,114,422 km (0.1 R)
• M29: 43,829,932 km (0.057 R)
• M30: 45,413,575 km (0.089 R)
• M31: 46,030,068 km (0.08 R)
• M32: 47,526,795 km (0.091 R)
• M33: 49,945,792 km (0.032 R)
• M34: 55,778,464 km (0.083 R)
• M35: 62,653,234 km (0.104 R)
• M36: 64,397,844 km (0.096 R)
• M37: 65,131,771 km (0.111 R)
• M38: 69,927,879 km (0.106 R)
• M39: 71,307,471 km (0.112 R)
• M40: 72,545,094 km (0.079 R)
• M41: 72,856,257 km (0.106 R)
• M42: 79,380,221 km (0.095 R)
• M43: 82,996,300 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968

Radius: 4.6

Gravity: 45.75 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 14.15 AU - 17.43 AU

Year: 23390 Days

Day: 22.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 95,706,611 km

• M1: 75,846 km (0.106 R)
• M2: 284,685 km (0.093 R)
• M3: 1,162,076 km (0.074 R)
• M4: 1,940,434 km (0.096 R)
• M5: 2,048,743 km (0.041 R)
• M6: 2,925,087 km (0.03 R)
• M7: 3,264,076 km (0.101 R)
• M8: 4,037,946 km (0.038 R)
• M9: 4,395,036 km (0.1 R)
• M10: 4,725,498 km (0.056 R)
• M11: 5,288,285 km (0.107 R)
• M12: 7,013,747 km (0.045 R)
• M13: 7,325,209 km (0.107 R)
• M14: 9,396,392 km (0.092 R)
• M15: 10,435,050 km (0.047 R)
• M16: 11,201,141 km (0.1 R)
• M17: 16,370,794 km (0.085 R)
• M18: 17,734,678 km (0.102 R)
• M19: 17,981,066 km (0.11 R)
• M20: 20,538,441 km (0.093 R)
• M21: 23,737,741 km (0.106 R)
• M22: 28,192,018 km (0.088 R)
• M23: 28,295,390 km (0.066 R)
• M24: 30,724,560 km (0.114 R)
• M25: 33,366,159 km (0.081 R)
• M26: 34,499,064 km (0.115 R)
• M27: 36,821,571 km (0.113 R)
• M28: 39,341,846 km (0.046 R)
• M29: 41,694,123 km (0.107 R)
• M30: 49,845,562 km (0.098 R)
• M31: 51,927,066 km (0.106 R)
• M32: 53,196,404 km (0.12 R)
• M33: 54,051,207 km (0.117 R)
• M34: 55,781,156 km (0.066 R)
• M35: 59,023,690 km (0.092 R)
• M36: 60,225,560 km (0.07 R)
• M37: 61,897,914 km (0.043 R)
• M38: 62,204,440 km (0.113 R)
• M39: 63,438,024 km (0.107 R)
• M40: 65,154,061 km (0.116 R)
• M41: 68,655,100 km (0.046 R)
• M42: 74,078,322 km (0.081 R)
• M43: 76,441,520 km (0.102 R)
• M44: 81,454,694 km (0.113 R)
• M45: 83,575,693 km (0.1 R)
• M46: 85,004,801 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.7

Radius: 5.1

Gravity: 32.86 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 15.64 AU - 17.6 AU

Year: 25258 Days

Day: 20.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 95,706,611 km

• M1: 73,004 km (0.1 R)
• M2: 265,835 km (0.107 R)
• M3: 738,265 km (0.111 R)
• M4: 1,220,719 km (0.087 R)
• M5: 2,215,395 km (0.116 R)
• M6: 2,331,632 km (0.12 R)
• M7: 3,127,942 km (0.11 R)
• M8: 3,407,989 km (0.066 R)
• M9: 4,650,549 km (0.089 R)
• M10: 8,051,657 km (0.079 R)
• M11: 9,136,540 km (0.1 R)
• M12: 11,315,733 km (0.076 R)
• M13: 12,389,995 km (0.085 R)
• M14: 13,086,223 km (0.054 R)
• M15: 18,161,481 km (0.079 R)
• M16: 18,495,832 km (0.114 R)
• M17: 19,088,389 km (0.084 R)
• M18: 20,566,416 km (0.062 R)
• M19: 20,922,160 km (0.033 R)
• M20: 21,101,228 km (0.112 R)
• M21: 22,468,403 km (0.064 R)
• M22: 23,688,224 km (0.12 R)
• M23: 28,680,754 km (0.102 R)
• M24: 29,950,092 km (0.097 R)
• M25: 30,595,158 km (0.096 R)
• M26: 31,246,956 km (0.039 R)
• M27: 31,795,531 km (0.102 R)
• M28: 33,356,884 km (0.098 R)
• M29: 37,903,762 km (0.061 R)
• M30: 39,730,053 km (0.107 R)
• M31: 41,599,428 km (0.107 R)
• M32: 43,125,925 km (0.094 R)
• M33: 48,005,957 km (0.058 R)
• M34: 52,296,124 km (0.032 R)
• M35: 52,863,100 km (0.09 R)
• M36: 57,805,964 km (0.091 R)
• M37: 64,060,651 km (0.047 R)
• M38: 65,952,016 km (0.041 R)
• M39: 67,068,017 km (0.039 R)
• M40: 74,466,529 km (0.08 R)
• M41: 76,675,940 km (0.107 R)
• M42: 85,475,137 km (0.091 R)
• M43: 87,658,069 km (0.071 R)
• M44: 91,357,624 km (0.091 R)
• M45: 93,614,009 km (0.051 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 14,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit