🌌 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 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.7

Radius: 14.4

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.61 AU - 0.61 AU

Year: 329 Days

Day: 7.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 137.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,673,558 km

• M1: 179,069 km (0.09 R)
• M2: 672,442 km (0.119 R)
• M3: 1,252,433 km (0.069 R)
• M4: 2,176,499 km (0.115 R)
• M5: 2,937,205 km (0.065 R)
• M6: 3,426,838 km (0.108 R)
• M7: 3,983,791 km (0.09 R)
• M8: 4,615,244 km (0.113 R)
• M9: 5,097,996 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.5

Radius: 11.5

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.62 AU - 4.58 AU

Year: 5730 Days

Day: 7 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,673,558 km

• M1: 143,016 km (0.11 R)
• M2: 577,298 km (0.061 R)
• M3: 959,970 km (0.034 R)
• M4: 1,325,736 km (0.045 R)
• M5: 2,250,550 km (0.103 R)
• M6: 2,748,861 km (0.067 R)
• M7: 3,320,325 km (0.094 R)
• M8: 3,855,736 km (0.095 R)
• M9: 4,244,241 km (0.116 R)
• M10: 5,100,539 km (0.089 R)
• M11: 5,642,981 km (0.117 R)
• M12: 8,366,710 km (0.111 R)
• M13: 9,995,681 km (0.051 R)
• M14: 14,006,998 km (0.063 R)
• M15: 17,366,218 km (0.093 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.3

Radius: 7.9

Gravity: 12.65 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.62 AU - 7.26 AU

Year: 11281 Days

Day: 20.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,673,558 km

• M1: 98,585 km (0.089 R)
• M2: 404,812 km (0.097 R)
• M3: 750,981 km (0.033 R)
• M4: 1,031,777 km (0.115 R)
• M5: 1,278,763 km (0.109 R)
• M6: 2,141,793 km (0.077 R)
• M7: 2,408,975 km (0.099 R)
• M8: 3,128,241 km (0.072 R)
• M9: 6,299,566 km (0.112 R)
• M10: 7,566,361 km (0.098 R)
• M11: 8,610,105 km (0.103 R)
• M12: 10,869,482 km (0.108 R)
• M13: 12,016,449 km (0.039 R)
• M14: 17,646,415 km (0.092 R)
• M15: 18,822,853 km (0.095 R)
• M16: 23,959,894 km (0.07 R)
• M17: 25,205,446 km (0.078 R)
• M18: 30,178,977 km (0.115 R)
• M19: 30,843,341 km (0.103 R)
• M20: 31,404,333 km (0.072 R)
• M21: 33,245,434 km (0.106 R)
• M22: 34,192,538 km (0.081 R)
• M23: 35,646,480 km (0.105 R)
• M24: 36,140,302 km (0.085 R)
• M25: 41,603,018 km (0.11 R)
• M26: 43,680,185 km (0.1 R)
• M27: 44,245,665 km (0.098 R)
• M28: 44,530,050 km (0.09 R)
• M29: 46,850,313 km (0.074 R)
• M30: 52,681,638 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.9

Radius: 4.2

Gravity: 11.96 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.29 AU - 6.63 AU

Year: 11333 Days

Day: 19.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,673,558 km

• M1: 52,210 km (0.112 R)
• M2: 198,816 km (0.11 R)
• M3: 743,651 km (0.108 R)
• M4: 1,139,786 km (0.109 R)
• M5: 1,623,885 km (0.049 R)
• M6: 1,760,617 km (0.12 R)
• M7: 2,200,884 km (0.065 R)
• M8: 2,692,313 km (0.061 R)
• M9: 3,044,765 km (0.097 R)
• M10: 3,699,705 km (0.079 R)
• M11: 3,841,075 km (0.092 R)
• M12: 4,236,163 km (0.101 R)
• M13: 4,549,870 km (0.055 R)
• M14: 6,025,653 km (0.079 R)
• M15: 6,288,197 km (0.073 R)
• M16: 6,836,024 km (0.119 R)
• M17: 7,602,713 km (0.089 R)
• M18: 8,384,512 km (0.118 R)
• M19: 8,711,682 km (0.059 R)
• M20: 9,090,015 km (0.099 R)
• M21: 9,611,364 km (0.102 R)
• M22: 9,879,294 km (0.117 R)
• M23: 14,115,756 km (0.098 R)
• M24: 18,174,496 km (0.099 R)
• M25: 18,515,579 km (0.116 R)
• M26: 18,860,851 km (0.072 R)
• M27: 21,550,920 km (0.102 R)
• M28: 23,265,910 km (0.108 R)
• M29: 23,426,279 km (0.103 R)
• M30: 25,748,187 km (0.107 R)
• M31: 27,408,275 km (0.072 R)
• M32: 29,605,568 km (0.107 R)
• M33: 31,133,860 km (0.112 R)
• M34: 31,328,487 km (0.115 R)
• M35: 33,728,336 km (0.087 R)
• M36: 33,933,584 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.2

Radius: 6.8

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.56 AU - 8.14 AU

Year: 12375 Days

Day: 17.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,673,558 km

• M1: 84,523 km (0.103 R)
• M2: 593,156 km (0.074 R)
• M3: 1,075,010 km (0.112 R)
• M4: 1,323,642 km (0.117 R)
• M5: 2,128,179 km (0.033 R)
• M6: 2,348,986 km (0.043 R)
• M7: 2,751,254 km (0.111 R)
• M8: 2,969,069 km (0.106 R)
• M9: 3,222,189 km (0.092 R)
• M10: 4,124,862 km (0.084 R)
• M11: 7,001,779 km (0.115 R)
• M12: 7,834,440 km (0.098 R)
• M13: 8,052,405 km (0.065 R)
• M14: 8,500,899 km (0.092 R)
• M15: 9,060,694 km (0.096 R)
• M16: 9,845,036 km (0.077 R)
• M17: 10,834,327 km (0.115 R)
• M18: 11,325,307 km (0.111 R)
• M19: 11,831,097 km (0.044 R)
• M20: 13,008,881 km (0.104 R)
• M21: 13,376,892 km (0.111 R)
• M22: 14,392,512 km (0.08 R)
• M23: 17,449,096 km (0.086 R)
• M24: 18,660,090 km (0.08 R)
• M25: 19,604,502 km (0.111 R)
• M26: 20,251,513 km (0.086 R)
• M27: 21,759,160 km (0.069 R)
• M28: 24,251,012 km (0.063 R)
• M29: 27,524,662 km (0.086 R)
• M30: 27,928,127 km (0.084 R)
• M31: 32,856,480 km (0.102 R)
• M32: 33,082,971 km (0.074 R)
• M33: 33,653,986 km (0.037 R)
• M34: 34,933,048 km (0.097 R)
• M35: 41,552,604 km (0.072 R)
• M36: 47,068,726 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.1

Radius: 5.4

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.83 AU - 7.99 AU

Year: 12538 Days

Day: 16.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,673,558 km

• M1: 67,169 km (0.089 R)
• M2: 333,304 km (0.108 R)
• M3: 513,121 km (0.071 R)
• M4: 837,748 km (0.059 R)
• M5: 1,327,831 km (0.112 R)
• M6: 1,724,115 km (0.094 R)
• M7: 2,074,623 km (0.117 R)
• M8: 2,303,358 km (0.049 R)
• M9: 3,182,545 km (0.112 R)
• M10: 6,486,414 km (0.094 R)
• M11: 7,054,736 km (0.07 R)
• M12: 8,246,732 km (0.119 R)
• M13: 9,376,944 km (0.068 R)
• M14: 10,003,909 km (0.103 R)
• M15: 10,302,506 km (0.102 R)
• M16: 11,234,052 km (0.037 R)
• M17: 13,928,908 km (0.066 R)
• M18: 14,114,260 km (0.059 R)
• M19: 14,680,338 km (0.104 R)
• M20: 17,811,721 km (0.107 R)
• M21: 18,176,889 km (0.106 R)
• M22: 18,997,583 km (0.06 R)
• M23: 20,156,368 km (0.051 R)
• M24: 22,613,663 km (0.083 R)
• M25: 26,568,283 km (0.077 R)
• M26: 27,819,370 km (0.049 R)
• M27: 28,113,479 km (0.104 R)
• M28: 28,608,349 km (0.095 R)
• M29: 29,109,202 km (0.095 R)
• M30: 36,628,141 km (0.041 R)
• M31: 38,418,080 km (0.038 R)
• M32: 38,782,949 km (0.066 R)
• M33: 41,913,883 km (0.084 R)
• M34: 43,738,677 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.8

Radius: 5

Gravity: 22.75 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.37 AU - 11.33 AU

Year: 21339 Days

Day: 23 Hours

Environment

Temp: -231 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,673,558 km

• M1: 62,233 km (0.033 R)
• M2: 308,920 km (0.101 R)
• M3: 606,919 km (0.115 R)
• M4: 793,467 km (0.054 R)
• M5: 1,005,896 km (0.114 R)
• M6: 1,186,461 km (0.058 R)
• M7: 1,771,239 km (0.075 R)
• M8: 1,938,938 km (0.088 R)
• M9: 2,416,454 km (0.08 R)
• M10: 4,353,298 km (0.109 R)
• M11: 5,204,510 km (0.092 R)
• M12: 9,444,712 km (0.09 R)
• M13: 9,671,203 km (0.07 R)
• M14: 12,273,608 km (0.075 R)
• M15: 13,879,690 km (0.06 R)
• M16: 15,620,710 km (0.047 R)
• M17: 16,502,740 km (0.041 R)
• M18: 18,896,754 km (0.112 R)
• M19: 20,269,913 km (0.039 R)
• M20: 20,552,354 km (0.12 R)
• M21: 23,213,251 km (0.052 R)
• M22: 26,095,105 km (0.114 R)
• M23: 26,766,350 km (0.046 R)
• M24: 27,679,346 km (0.118 R)
• M25: 30,665,768 km (0.101 R)
• M26: 36,569,798 km (0.068 R)
• M27: 37,551,459 km (0.118 R)
• M28: 40,008,155 km (0.114 R)
• M29: 44,284,710 km (0.088 R)
• M30: 45,721,298 km (0.085 R)
• M31: 48,351,827 km (0.056 R)
• M32: 51,255,222 km (0.108 R)
• M33: 54,999,657 km (0.105 R)
• M34: 57,031,795 km (0.116 R)
• M35: 70,932,728 km (0.1 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 12,257 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit