🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.5

Radius: 12.2

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.37 AU - 1.39 AU

Year: 1119 Days

Day: 11.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,211,489 km

• M1: 151,842 km (0.118 R)
• M2: 588,069 km (0.111 R)
• M3: 1,315,414 km (0.04 R)
• M4: 1,856,809 km (0.094 R)
• M5: 2,372,473 km (0.102 R)
• M6: 2,948,424 km (0.095 R)
• M7: 3,791,259 km (0.112 R)
• M8: 4,322,032 km (0.101 R)
• M9: 5,515,823 km (0.077 R)
• M10: 6,218,634 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.7

Radius: 13.4

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.35 AU - 1.77 AU

Year: 1345 Days

Day: 7.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,211,489 km

• M1: 167,849 km (0.114 R)
• M2: 681,269 km (0.086 R)
• M3: 1,166,564 km (0.099 R)
• M4: 2,541,069 km (0.053 R)
• M5: 3,118,816 km (0.05 R)
• M6: 3,951,179 km (0.081 R)
• M7: 4,522,493 km (0.075 R)
• M8: 5,921,383 km (0.086 R)
• M9: 6,623,446 km (0.113 R)
• M10: 7,276,141 km (0.106 R)
• M11: 7,725,832 km (0.114 R)
• M12: 8,250,472 km (0.101 R)
• M13: 9,157,634 km (0.099 R)
• M14: 10,065,543 km (0.075 R)
• M15: 10,861,553 km (0.089 R)
• M16: 11,842,766 km (0.08 R)
• M17: 12,616,785 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.6

Radius: 11.9

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.27 AU - 3.65 AU

Year: 4442 Days

Day: 11.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,211,489 km

• M1: 148,102 km (0.113 R)
• M2: 553,363 km (0.105 R)
• M3: 1,045,988 km (0.118 R)
• M4: 1,743,563 km (0.063 R)
• M5: 2,408,227 km (0.097 R)
• M6: 2,905,191 km (0.114 R)
• M7: 3,779,590 km (0.095 R)
• M8: 6,527,853 km (0.084 R)
• M9: 7,366,050 km (0.093 R)
• M10: 8,022,934 km (0.092 R)
• M11: 9,897,994 km (0.1 R)
• M12: 10,612,174 km (0.08 R)
• M13: 11,004,120 km (0.115 R)
• M14: 14,925,230 km (0.112 R)
• M15: 15,473,057 km (0.116 R)
• M16: 22,704,618 km (0.074 R)
• M17: 25,003,190 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.5

Radius: 6.5

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.3 AU - 6.24 AU

Year: 9567 Days

Day: 20.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 144.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,211,489 km

• M1: 81,381 km (0.112 R)
• M2: 552,615 km (0.082 R)
• M3: 901,477 km (0.084 R)
• M4: 2,820,069 km (0.108 R)
• M5: 3,955,517 km (0.055 R)
• M6: 6,717,992 km (0.104 R)
• M7: 11,518,438 km (0.102 R)
• M8: 12,102,617 km (0.089 R)
• M9: 16,160,310 km (0.103 R)
• M10: 18,066,187 km (0.076 R)
• M11: 28,704,989 km (0.048 R)
• M12: 36,889,788 km (0.107 R)
• M13: 38,623,926 km (0.103 R)
• M14: 39,095,459 km (0.084 R)
• M15: 40,290,895 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.9

Radius: 7.4

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.09 AU - 7.71 AU

Year: 11176 Days

Day: 23.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,211,489 km

• M1: 102,026 km (0.115 R)
• M2: 1,333,964 km (0.085 R)
• M3: 1,618,649 km (0.11 R)
• M4: 1,912,310 km (0.106 R)
• M5: 2,531,794 km (0.103 R)
• M6: 3,509,416 km (0.107 R)
• M7: 5,385,523 km (0.114 R)
• M8: 7,563,968 km (0.093 R)
• M9: 9,979,375 km (0.07 R)
• M10: 11,975,310 km (0.045 R)
• M11: 15,673,219 km (0.115 R)
• M12: 21,483,301 km (0.037 R)
• M13: 24,686,940 km (0.096 R)
• M14: 26,960,079 km (0.114 R)
• M15: 27,430,864 km (0.104 R)
• M16: 33,951,237 km (0.085 R)
• M17: 34,832,518 km (0.12 R)
• M18: 36,525,966 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.4

Radius: 4.9

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 6.11 AU - 6.81 AU

Year: 11333 Days

Day: 17.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,211,489 km

• M1: 62,682 km (0.096 R)
• M2: 219,161 km (0.041 R)
• M3: 529,576 km (0.038 R)
• M4: 992,582 km (0.089 R)
• M5: 1,188,256 km (0.119 R)
• M6: 2,863,602 km (0.113 R)
• M7: 4,075,644 km (0.093 R)
• M8: 6,192,604 km (0.098 R)
• M9: 10,775,535 km (0.071 R)
• M10: 11,697,805 km (0.094 R)
• M11: 13,221,011 km (0.032 R)
• M12: 15,057,923 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.2

Radius: 4.4

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.29 AU - 7.11 AU

Year: 11971 Days

Day: 22 Hours

Environment

Temp: -236 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,211,489 km

• M1: 55,800 km (0.086 R)
• M2: 399,576 km (0.1 R)
• M3: 1,207,255 km (0.09 R)
• M4: 1,406,818 km (0.097 R)
• M5: 1,948,662 km (0.064 R)
• M6: 2,140,596 km (0.081 R)
• M7: 2,380,401 km (0.086 R)
• M8: 2,581,162 km (0.12 R)
• M9: 3,122,407 km (0.043 R)
• M10: 3,340,820 km (0.107 R)
• M11: 3,499,842 km (0.039 R)
• M12: 5,504,603 km (0.097 R)
• M13: 7,187,878 km (0.118 R)
• M14: 7,491,861 km (0.075 R)
• M15: 8,248,378 km (0.032 R)
• M16: 9,589,822 km (0.105 R)
• M17: 10,384,037 km (0.096 R)
• M18: 13,253,324 km (0.069 R)
• M19: 13,537,710 km (0.084 R)
• M20: 13,768,240 km (0.111 R)
• M21: 14,296,321 km (0.116 R)
• M22: 14,655,804 km (0.111 R)
• M23: 15,707,178 km (0.088 R)
• M24: 20,042,375 km (0.059 R)
• M25: 22,441,476 km (0.108 R)
• M26: 26,613,162 km (0.06 R)
• M27: 26,793,577 km (0.104 R)
• M28: 31,273,285 km (0.117 R)
• M29: 33,009,219 km (0.112 R)
• M30: 33,636,932 km (0.069 R)
• M31: 37,912,140 km (0.079 R)
• M32: 38,255,167 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.7

Radius: 8

Gravity: 14.42 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.79 AU - 8.87 AU

Year: 16595 Days

Day: 15.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 47,211,489 km

• M1: 99,483 km (0.109 R)
• M2: 414,536 km (0.027 R)
• M3: 867,219 km (0.09 R)
• M4: 1,123,929 km (0.109 R)
• M5: 1,447,509 km (0.085 R)
• M6: 2,120,251 km (0.12 R)
• M7: 2,527,606 km (0.116 R)
• M8: 3,556,839 km (0.085 R)
• M9: 3,852,893 km (0.063 R)
• M10: 5,281,702 km (0.107 R)
• M11: 5,747,849 km (0.115 R)
• M12: 6,032,235 km (0.089 R)
• M13: 6,454,849 km (0.038 R)
• M14: 7,598,225 km (0.072 R)
• M15: 8,711,084 km (0.098 R)
• M16: 10,458,686 km (0.058 R)
• M17: 13,112,852 km (0.092 R)
• M18: 15,866,500 km (0.117 R)
• M19: 16,508,873 km (0.106 R)
• M20: 19,983,583 km (0.111 R)
• M21: 20,449,580 km (0.108 R)
• M22: 23,502,274 km (0.1 R)
• M23: 25,516,310 km (0.111 R)
• M24: 30,127,216 km (0.12 R)
• M25: 32,117,316 km (0.106 R)
• M26: 36,634,424 km (0.066 R)
• M27: 37,473,219 km (0.069 R)
• M28: 38,181,865 km (0.068 R)
• M29: 40,066,349 km (0.114 R)
• M30: 50,942,563 km (0.086 R)
• M31: 53,046,208 km (0.117 R)
• M32: 57,989,670 km (0.11 R)
• M33: 62,436,018 km (0.055 R)
• M34: 66,482,640 km (0.045 R)
• M35: 68,569,979 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381

Radius: 5.9

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.47 AU - 8.81 AU

Year: 17530 Days

Day: 18.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,211,489 km

• M1: 86,318 km (0.116 R)
• M2: 330,462 km (0.042 R)
• M3: 650,152 km (0.082 R)
• M4: 844,929 km (0.066 R)
• M5: 1,316,461 km (0.098 R)
• M6: 1,634,207 km (0.117 R)
• M7: 2,074,773 km (0.068 R)
• M8: 2,444,280 km (0.114 R)
• M9: 3,238,943 km (0.1 R)
• M10: 3,600,821 km (0.07 R)
• M11: 8,740,106 km (0.116 R)
• M12: 9,086,126 km (0.094 R)
• M13: 9,648,165 km (0.071 R)
• M14: 10,017,821 km (0.058 R)
• M15: 10,451,655 km (0.087 R)
• M16: 11,298,828 km (0.064 R)
• M17: 12,190,880 km (0.066 R)
• M18: 12,685,451 km (0.076 R)
• M19: 13,648,711 km (0.083 R)
• M20: 14,047,240 km (0.106 R)
• M21: 14,590,729 km (0.083 R)
• M22: 14,798,072 km (0.066 R)
• M23: 17,211,235 km (0.097 R)
• M24: 17,833,413 km (0.083 R)
• M25: 18,551,183 km (0.119 R)
• M26: 24,123,704 km (0.116 R)
• M27: 26,203,862 km (0.049 R)
• M28: 27,973,156 km (0.03 R)
• M29: 28,400,707 km (0.11 R)
• M30: 29,820,540 km (0.058 R)
• M31: 32,096,074 km (0.12 R)
• M32: 32,564,764 km (0.103 R)
• M33: 33,037,942 km (0.068 R)
• M34: 40,016,982 km (0.114 R)
• M35: 44,497,887 km (0.108 R)
• M36: 55,778,763 km (0.08 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.3

Radius: 6.8

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.53 AU - 9.67 AU

Year: 18948 Days

Day: 20.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,211,489 km

• M1: 84,672 km (0.092 R)
• M2: 363,972 km (0.105 R)
• M3: 1,152,652 km (0.038 R)
• M4: 2,414,061 km (0.097 R)
• M5: 2,966,975 km (0.103 R)
• M6: 4,465,496 km (0.065 R)
• M7: 5,167,260 km (0.107 R)
• M8: 12,789,272 km (0.091 R)
• M9: 14,642,789 km (0.119 R)
• M10: 15,768,962 km (0.099 R)
• M11: 17,747,992 km (0.088 R)
• M12: 21,936,583 km (0.048 R)
• M13: 26,450,998 km (0.114 R)
• M14: 31,872,874 km (0.094 R)
• M15: 33,532,064 km (0.113 R)
• M16: 37,991,426 km (0.084 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 19,302 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit