🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.1

Radius: 10.2

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.44 AU - 1.82 AU

Year: 1323 Days

Day: 9.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,943,494 km

• M1: 128,804 km (0.113 R)
• M2: 487,689 km (0.077 R)
• M3: 995,125 km (0.106 R)
• M4: 1,584,391 km (0.106 R)
• M5: 2,108,432 km (0.081 R)
• M6: 2,494,096 km (0.083 R)
• M7: 3,268,414 km (0.101 R)
• M8: 4,495,865 km (0.058 R)
• M9: 5,595,708 km (0.061 R)
• M10: 6,030,739 km (0.09 R)
• M11: 6,891,675 km (0.118 R)
• M12: 7,311,746 km (0.092 R)
• M13: 8,765,538 km (0.096 R)
• M14: 9,165,263 km (0.103 R)
• M15: 13,817,458 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.2

Radius: 13.9

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.21 AU - 2.81 AU

Year: 2528 Days

Day: 14.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,943,494 km

• M1: 173,234 km (0.085 R)
• M2: 810,820 km (0.101 R)
• M3: 1,327,532 km (0.093 R)
• M4: 2,054,428 km (0.029 R)
• M5: 2,668,078 km (0.115 R)
• M6: 3,330,497 km (0.114 R)
• M7: 4,289,719 km (0.076 R)
• M8: 6,160,291 km (0.111 R)
• M9: 7,447,730 km (0.035 R)
• M10: 8,221,899 km (0.076 R)
• M11: 8,697,919 km (0.07 R)
• M12: 9,631,111 km (0.08 R)
• M13: 10,393,462 km (0.026 R)
• M14: 12,924,209 km (0.038 R)
• M15: 13,475,926 km (0.095 R)
• M16: 15,893,727 km (0.116 R)
• M17: 16,742,395 km (0.043 R)
• M18: 19,232,452 km (0.075 R)
• M19: 20,257,646 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.8

Radius: 10.7

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.47 AU - 3.67 AU

Year: 4289 Days

Day: 14.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,943,494 km

• M1: 133,142 km (0.081 R)
• M2: 598,691 km (0.116 R)
• M3: 1,159,533 km (0.083 R)
• M4: 1,509,143 km (0.057 R)
• M5: 1,878,351 km (0.073 R)
• M6: 2,234,693 km (0.075 R)
• M7: 2,978,194 km (0.104 R)
• M8: 3,447,333 km (0.107 R)
• M9: 5,315,960 km (0.041 R)
• M10: 6,761,674 km (0.072 R)
• M11: 7,374,726 km (0.111 R)
• M12: 9,477,175 km (0.093 R)
• M13: 11,318,874 km (0.109 R)
• M14: 13,091,758 km (0.119 R)
• M15: 13,537,411 km (0.057 R)
• M16: 14,564,250 km (0.085 R)
• M17: 15,642,103 km (0.065 R)
• M18: 16,370,645 km (0.103 R)
• M19: 16,772,315 km (0.084 R)
• M20: 17,535,563 km (0.101 R)
• M21: 18,754,935 km (0.04 R)
• M22: 19,131,623 km (0.107 R)
• M23: 21,158,524 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.8

Radius: 12.8

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4 AU - 4.68 AU

Year: 5749 Days

Day: 11.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,943,494 km

• M1: 163,510 km (0.106 R)
• M2: 657,183 km (0.115 R)
• M3: 1,226,403 km (0.067 R)
• M4: 1,691,802 km (0.078 R)
• M5: 2,148,824 km (0.054 R)
• M6: 2,581,012 km (0.111 R)
• M7: 3,715,114 km (0.088 R)
• M8: 4,293,309 km (0.081 R)
• M9: 6,330,234 km (0.08 R)
• M10: 7,486,775 km (0.117 R)
• M11: 8,017,997 km (0.079 R)
• M12: 8,820,739 km (0.099 R)
• M13: 9,457,428 km (0.107 R)
• M14: 11,208,172 km (0.106 R)
• M15: 14,689,165 km (0.1 R)
• M16: 19,251,750 km (0.114 R)
• M17: 20,106,552 km (0.079 R)
• M18: 21,511,426 km (0.085 R)
• M19: 24,024,072 km (0.058 R)
• M20: 25,605,321 km (0.099 R)
• M21: 28,606,554 km (0.082 R)
• M22: 29,438,617 km (0.1 R)
• M23: 31,345,541 km (0.112 R)
• M24: 32,828,804 km (0.078 R)
• M25: 35,088,181 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.1

Radius: 8.1

Gravity: 13.03 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.94 AU - 6.06 AU

Year: 8201 Days

Day: 10.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,943,494 km

• M1: 100,679 km (0.082 R)
• M2: 649,704 km (0.12 R)
• M3: 2,818,573 km (0.1 R)
• M4: 3,302,223 km (0.07 R)
• M5: 3,564,319 km (0.051 R)
• M6: 4,076,692 km (0.066 R)
• M7: 5,312,071 km (0.115 R)
• M8: 6,481,477 km (0.075 R)
• M9: 6,894,218 km (0.069 R)
• M10: 8,195,271 km (0.052 R)
• M11: 10,092,022 km (0.116 R)
• M12: 10,544,705 km (0.052 R)
• M13: 13,731,738 km (0.076 R)
• M14: 18,757,179 km (0.048 R)
• M15: 25,899,131 km (0.093 R)
• M16: 29,201,205 km (0.115 R)
• M17: 33,322,477 km (0.11 R)
• M18: 34,325,680 km (0.069 R)
• M19: 39,029,336 km (0.118 R)
• M20: 40,772,152 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.9

Radius: 9.6

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.45 AU - 6.31 AU

Year: 9066 Days

Day: 13.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,943,494 km

• M1: 119,828 km (0.079 R)
• M2: 465,848 km (0.082 R)
• M3: 812,167 km (0.107 R)
• M4: 1,585,887 km (0.103 R)
• M5: 2,071,332 km (0.101 R)
• M6: 2,448,319 km (0.085 R)
• M7: 3,078,575 km (0.112 R)
• M8: 3,643,307 km (0.116 R)
• M9: 4,832,909 km (0.098 R)
• M10: 5,312,968 km (0.119 R)
• M11: 5,726,158 km (0.111 R)
• M12: 7,171,572 km (0.088 R)
• M13: 7,837,283 km (0.097 R)
• M14: 8,934,284 km (0.114 R)
• M15: 10,717,341 km (0.119 R)
• M16: 12,726,141 km (0.097 R)
• M17: 14,237,379 km (0.07 R)
• M18: 15,351,434 km (0.072 R)
• M19: 18,823,002 km (0.106 R)
• M20: 19,337,021 km (0.065 R)
• M21: 20,779,743 km (0.104 R)
• M22: 24,829,357 km (0.08 R)
• M23: 26,900,091 km (0.111 R)
• M24: 31,177,393 km (0.111 R)
• M25: 32,313,589 km (0.114 R)
• M26: 33,691,684 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.2

Radius: 3.5

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.11 AU - 7.69 AU

Year: 10294 Days

Day: 23.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,943,494 km

• M1: 47,722 km (0.074 R)
• M2: 156,629 km (0.085 R)
• M3: 284,086 km (0.1 R)
• M4: 754,422 km (0.115 R)
• M5: 998,117 km (0.07 R)
• M6: 1,373,757 km (0.065 R)
• M7: 1,676,244 km (0.078 R)
• M8: 2,458,342 km (0.08 R)
• M9: 2,766,065 km (0.112 R)
• M10: 3,080,519 km (0.105 R)
• M11: 3,265,273 km (0.048 R)
• M12: 4,013,860 km (0.109 R)
• M13: 4,324,874 km (0.116 R)
• M14: 5,540,507 km (0.086 R)
• M15: 6,566,898 km (0.113 R)
• M16: 7,713,865 km (0.112 R)
• M17: 8,584,674 km (0.11 R)
• M18: 9,674,494 km (0.079 R)
• M19: 10,769,252 km (0.085 R)
• M20: 13,297,755 km (0.092 R)
• M21: 14,750,649 km (0.083 R)
• M22: 18,145,324 km (0.105 R)
• M23: 20,118,520 km (0.101 R)
• M24: 20,959,260 km (0.063 R)
• M25: 21,554,959 km (0.072 R)
• M26: 23,622,102 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.9

Radius: 4.1

Gravity: 58.59 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.85 AU - 6.91 AU

Year: 11474 Days

Day: 19 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 63,943,494 km

• M1: 60,886 km (0.073 R)
• M2: 263,143 km (0.033 R)
• M3: 396,434 km (0.112 R)
• M4: 681,867 km (0.1 R)
• M5: 890,556 km (0.052 R)
• M6: 1,033,272 km (0.087 R)
• M7: 1,666,670 km (0.066 R)
• M8: 2,141,494 km (0.081 R)
• M9: 2,656,858 km (0.101 R)
• M10: 2,979,391 km (0.078 R)
• M11: 3,327,505 km (0.085 R)
• M12: 3,842,571 km (0.092 R)
• M13: 4,194,126 km (0.071 R)
• M14: 5,236,374 km (0.085 R)
• M15: 6,561,961 km (0.108 R)
• M16: 8,002,439 km (0.108 R)
• M17: 8,477,562 km (0.088 R)
• M18: 10,510,896 km (0.12 R)
• M19: 11,850,844 km (0.035 R)
• M20: 14,101,993 km (0.057 R)
• M21: 14,307,391 km (0.045 R)
• M22: 16,320,679 km (0.115 R)
• M23: 20,721,699 km (0.036 R)
• M24: 21,165,256 km (0.073 R)
• M25: 21,434,383 km (0.051 R)
• M26: 23,097,612 km (0.088 R)
• M27: 23,766,913 km (0.06 R)
• M28: 26,160,030 km (0.096 R)
• M29: 28,381,708 km (0.052 R)
• M30: 30,840,648 km (0.098 R)
• M31: 32,121,804 km (0.066 R)
• M32: 34,294,115 km (0.091 R)
• M33: 36,305,458 km (0.092 R)
• M34: 44,401,097 km (0.109 R)
• M35: 48,166,176 km (0.057 R)
• M36: 48,321,159 km (0.083 R)
• M37: 48,476,292 km (0.118 R)
• M38: 48,631,874 km (0.051 R)
• M39: 49,572,097 km (0.096 R)
• M40: 57,013,544 km (0.051 R)
• M41: 57,186,778 km (0.076 R)
• M42: 59,294,014 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.4

Radius: 3.1

Gravity: 44.47 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 7.53 AU - 12.07 AU

Year: 19506 Days

Day: 22.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,943,494 km

• M1: 38,746 km (0.086 R)
• M2: 140,921 km (0.088 R)
• M3: 285,882 km (0.118 R)
• M4: 405,111 km (0.028 R)
• M5: 527,183 km (0.089 R)
• M6: 673,639 km (0.111 R)
• M7: 3,657,070 km (0.113 R)
• M8: 3,858,578 km (0.101 R)
• M9: 6,505,413 km (0.103 R)
• M10: 7,603,013 km (0.115 R)
• M11: 8,171,335 km (0.05 R)
• M12: 10,963,280 km (0.085 R)
• M13: 11,321,567 km (0.099 R)
• M14: 12,378,625 km (0.038 R)
• M15: 22,146,319 km (0.088 R)
• M16: 22,431,004 km (0.112 R)
• M17: 24,391,334 km (0.101 R)
• M18: 24,492,163 km (0.054 R)
• M19: 33,003,833 km (0.075 R)
• M20: 34,126,266 km (0.104 R)
• M21: 37,510,918 km (0.11 R)
• M22: 43,291,679 km (0.113 R)
• M23: 46,006,880 km (0.094 R)
• M24: 46,780,750 km (0.06 R)
• M25: 53,286,612 km (0.087 R)
• M26: 57,465,628 km (0.113 R)
• M27: 59,087,419 km (0.072 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 16,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit