🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.4

Radius: 11.8

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.78 AU - 1.28 AU

Year: 735 Days

Day: 10.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,758,133 km

• M1: 146,756 km (0.094 R)
• M2: 590,014 km (0.067 R)
• M3: 983,307 km (0.117 R)
• M4: 1,507,797 km (0.109 R)
• M5: 2,745,719 km (0.086 R)
• M6: 3,638,519 km (0.071 R)
• M7: 4,731,930 km (0.083 R)
• M8: 5,955,641 km (0.094 R)
• M9: 6,839,615 km (0.119 R)
• M10: 7,247,568 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.9

Radius: 13.5

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.58 AU - 1.78 AU

Year: 1531 Days

Day: 12.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,758,133 km

• M1: 167,849 km (0.102 R)
• M2: 705,504 km (0.069 R)
• M3: 1,287,439 km (0.068 R)
• M4: 1,802,654 km (0.079 R)
• M5: 2,432,312 km (0.109 R)
• M6: 2,904,592 km (0.075 R)
• M7: 3,824,769 km (0.107 R)
• M8: 4,327,418 km (0.104 R)
• M9: 4,950,343 km (0.109 R)
• M10: 5,611,715 km (0.094 R)
• M11: 7,487,224 km (0.086 R)
• M12: 10,121,044 km (0.03 R)
• M13: 11,222,383 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.8

Radius: 14.4

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.93 AU - 4.57 AU

Year: 5105 Days

Day: 13 Hours

Environment

Temp: -213 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,758,133 km

• M1: 181,013 km (0.094 R)
• M2: 713,283 km (0.106 R)
• M3: 1,281,156 km (0.046 R)
• M4: 2,153,312 km (0.077 R)
• M5: 3,927,692 km (0.049 R)
• M6: 4,821,390 km (0.114 R)
• M7: 5,449,402 km (0.044 R)
• M8: 6,617,611 km (0.116 R)
• M9: 8,526,181 km (0.073 R)
• M10: 9,518,613 km (0.091 R)
• M11: 10,209,755 km (0.066 R)
• M12: 10,856,168 km (0.08 R)
• M13: 11,489,565 km (0.106 R)
• M14: 12,105,609 km (0.052 R)
• M15: 13,359,239 km (0.077 R)
• M16: 15,082,457 km (0.098 R)
• M17: 15,672,023 km (0.113 R)
• M18: 18,295,820 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.9

Radius: 4.4

Gravity: 27.73 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.01 AU - 7.03 AU

Year: 10383 Days

Day: 23.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 48,758,133 km

• M1: 56,698 km (0.118 R)
• M2: 207,492 km (0.094 R)
• M3: 467,942 km (0.09 R)
• M4: 627,264 km (0.099 R)
• M5: 945,608 km (0.108 R)
• M6: 1,135,897 km (0.089 R)
• M7: 1,403,078 km (0.071 R)
• M8: 1,817,913 km (0.072 R)
• M9: 2,096,764 km (0.099 R)
• M10: 2,951,267 km (0.118 R)
• M11: 3,242,983 km (0.062 R)
• M12: 3,431,925 km (0.114 R)
• M13: 4,905,314 km (0.086 R)
• M14: 5,218,123 km (0.067 R)
• M15: 6,831,088 km (0.105 R)
• M16: 7,792,104 km (0.102 R)
• M17: 8,436,572 km (0.065 R)
• M18: 8,614,145 km (0.041 R)
• M19: 9,540,455 km (0.102 R)
• M20: 10,634,015 km (0.078 R)
• M21: 13,912,452 km (0.078 R)
• M22: 14,285,849 km (0.114 R)
• M23: 16,185,293 km (0.1 R)
• M24: 17,517,163 km (0.073 R)
• M25: 19,766,217 km (0.093 R)
• M26: 20,717,211 km (0.045 R)
• M27: 22,881,892 km (0.03 R)
• M28: 25,009,473 km (0.08 R)
• M29: 26,498,869 km (0.109 R)
• M30: 31,426,623 km (0.101 R)
• M31: 35,643,787 km (0.098 R)
• M32: 40,097,615 km (0.043 R)
• M33: 41,489,922 km (0.094 R)
• M34: 44,773,446 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.2

Radius: 5.9

Gravity: 21.58 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.85 AU - 8.31 AU

Year: 14669 Days

Day: 21.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 48,758,133 km

• M1: 74,649 km (0.118 R)
• M2: 288,574 km (0.085 R)
• M3: 476,918 km (0.076 R)
• M4: 848,968 km (0.092 R)
• M5: 1,760,169 km (0.111 R)
• M6: 2,162,138 km (0.064 R)
• M7: 2,385,039 km (0.038 R)
• M8: 3,172,971 km (0.097 R)
• M9: 3,488,922 km (0.09 R)
• M10: 4,370,801 km (0.098 R)
• M11: 4,629,306 km (0.111 R)
• M12: 7,851,495 km (0.09 R)
• M13: 13,032,069 km (0.066 R)
• M14: 14,399,842 km (0.084 R)
• M15: 16,164,349 km (0.09 R)
• M16: 20,293,550 km (0.092 R)
• M17: 20,741,446 km (0.075 R)
• M18: 22,125,076 km (0.093 R)
• M19: 25,903,470 km (0.08 R)
• M20: 27,072,577 km (0.072 R)
• M21: 28,165,539 km (0.112 R)
• M22: 28,387,542 km (0.048 R)
• M23: 29,515,510 km (0.087 R)
• M24: 29,744,545 km (0.062 R)
• M25: 30,790,383 km (0.087 R)
• M26: 35,090,574 km (0.092 R)
• M27: 38,532,522 km (0.044 R)
• M28: 39,219,326 km (0.118 R)
• M29: 39,914,208 km (0.117 R)
• M30: 50,522,642 km (0.05 R)
• M31: 52,176,596 km (0.099 R)
• M32: 57,532,798 km (0.116 R)
• M33: 61,548,753 km (0.092 R)
• M34: 61,735,600 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.1

Radius: 5

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.02 AU - 11.4 AU

Year: 22932 Days

Day: 20.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,758,133 km

• M1: 91,105 km (0.118 R)
• M2: 265,387 km (0.087 R)
• M3: 702,212 km (0.099 R)
• M4: 958,174 km (0.089 R)
• M5: 1,764,806 km (0.086 R)
• M6: 3,393,927 km (0.071 R)
• M7: 3,644,204 km (0.057 R)
• M8: 4,070,558 km (0.034 R)
• M9: 4,470,134 km (0.099 R)
• M10: 5,617,550 km (0.062 R)
• M11: 6,636,461 km (0.099 R)
• M12: 7,108,592 km (0.083 R)
• M13: 17,125,366 km (0.074 R)
• M14: 18,542,506 km (0.095 R)
• M15: 19,161,842 km (0.042 R)
• M16: 21,438,572 km (0.077 R)
• M17: 21,863,280 km (0.086 R)
• M18: 25,941,168 km (0.086 R)
• M19: 28,616,277 km (0.091 R)
• M20: 31,035,574 km (0.058 R)
• M21: 40,250,653 km (0.071 R)
• M22: 43,415,097 km (0.116 R)
• M23: 44,368,335 km (0.112 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: 382 - 19,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit