🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.3

Radius: 8.5

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.64 AU - 0.86 AU

Year: 433 Days

Day: 9.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,131,340 km

• M1: 107,262 km (0.059 R)
• M2: 515,664 km (0.036 R)
• M3: 884,273 km (0.06 R)
• M4: 1,151,604 km (0.078 R)
• M5: 1,670,859 km (0.094 R)
• M6: 2,214,647 km (0.078 R)
• M7: 2,555,132 km (0.053 R)
• M8: 2,842,808 km (0.116 R)
• M9: 4,044,079 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.3

Radius: 10.8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.08 AU - 2.82 AU

Year: 2557 Days

Day: 13.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,131,340 km

• M1: 134,788 km (0.105 R)
• M2: 511,625 km (0.07 R)
• M3: 899,981 km (0.073 R)
• M4: 1,344,735 km (0.087 R)
• M5: 1,777,671 km (0.04 R)
• M6: 2,171,413 km (0.107 R)
• M7: 2,858,516 km (0.065 R)
• M8: 3,403,950 km (0.118 R)
• M9: 4,275,507 km (0.118 R)
• M10: 6,891,525 km (0.111 R)
• M11: 7,620,665 km (0.033 R)
• M12: 8,134,833 km (0.052 R)
• M13: 8,611,153 km (0.059 R)
• M14: 9,200,867 km (0.075 R)
• M15: 12,175,023 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480

Radius: 12.9

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.9 AU - 3.12 AU

Year: 2652 Days

Day: 6.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,131,340 km

• M1: 160,519 km (0.07 R)
• M2: 1,161,927 km (0.073 R)
• M3: 1,694,794 km (0.097 R)
• M4: 2,429,619 km (0.107 R)
• M5: 2,994,650 km (0.093 R)
• M6: 3,610,844 km (0.076 R)
• M7: 5,831,026 km (0.106 R)
• M8: 7,018,085 km (0.07 R)
• M9: 7,506,372 km (0.096 R)
• M10: 8,140,817 km (0.028 R)
• M11: 8,712,879 km (0.079 R)
• M12: 9,277,761 km (0.059 R)
• M13: 10,929,471 km (0.075 R)
• M14: 12,435,622 km (0.097 R)
• M15: 13,024,140 km (0.071 R)
• M16: 14,393,410 km (0.095 R)
• M17: 16,101,518 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.4

Radius: 5.5

Gravity: 20.58 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.57 AU - 6.59 AU

Year: 11256 Days

Day: 15.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 42,131,340 km

• M1: 181,163 km (0.065 R)
• M2: 655,239 km (0.069 R)
• M3: 1,450,202 km (0.092 R)
• M4: 1,727,706 km (0.068 R)
• M5: 1,904,231 km (0.093 R)
• M6: 2,092,725 km (0.119 R)
• M7: 2,389,527 km (0.091 R)
• M8: 3,785,125 km (0.045 R)
• M9: 4,519,052 km (0.088 R)
• M10: 5,015,418 km (0.075 R)
• M11: 5,310,126 km (0.063 R)
• M12: 6,264,261 km (0.098 R)
• M13: 7,286,314 km (0.12 R)
• M14: 7,579,376 km (0.116 R)
• M15: 8,460,508 km (0.062 R)
• M16: 10,850,334 km (0.056 R)
• M17: 12,316,093 km (0.067 R)
• M18: 15,428,477 km (0.102 R)
• M19: 15,634,473 km (0.11 R)
• M20: 16,263,533 km (0.12 R)
• M21: 18,099,547 km (0.117 R)
• M22: 21,658,481 km (0.102 R)
• M23: 23,510,652 km (0.11 R)
• M24: 24,896,526 km (0.099 R)
• M25: 26,140,882 km (0.095 R)
• M26: 26,630,366 km (0.07 R)
• M27: 27,325,846 km (0.108 R)
• M28: 28,033,295 km (0.054 R)
• M29: 30,551,775 km (0.08 R)
• M30: 32,875,927 km (0.045 R)
• M31: 33,675,977 km (0.032 R)
• M32: 35,196,340 km (0.079 R)
• M33: 35,553,580 km (0.099 R)
• M34: 37,129,593 km (0.098 R)
• M35: 37,747,881 km (0.098 R)
• M36: 38,373,051 km (0.065 R)
• M37: 39,901,791 km (0.089 R)
• M38: 41,074,489 km (0.109 R)
• M39: 44,313,881 km (0.036 R)
• M40: 46,422,762 km (0.056 R)
• M41: 49,486,078 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450

Radius: 7.6

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 6.64 AU - 6.74 AU

Year: 11539 Days

Day: 20.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,131,340 km

• M1: 95,144 km (0.075 R)
• M2: 615,595 km (0.115 R)
• M3: 917,185 km (0.077 R)
• M4: 2,746,019 km (0.108 R)
• M5: 3,681,155 km (0.093 R)
• M6: 6,021,165 km (0.092 R)
• M7: 9,112,904 km (0.091 R)
• M8: 12,599,731 km (0.1 R)
• M9: 16,056,040 km (0.118 R)
• M10: 16,467,584 km (0.086 R)
• M11: 17,383,572 km (0.088 R)
• M12: 20,176,115 km (0.061 R)
• M13: 22,055,064 km (0.101 R)
• M14: 22,649,267 km (0.062 R)
• M15: 31,375,760 km (0.072 R)
• M16: 34,567,730 km (0.084 R)
• M17: 37,128,845 km (0.119 R)
• M18: 37,367,753 km (0.078 R)
• M19: 40,441,690 km (0.105 R)
• M20: 45,430,480 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.3

Radius: 6

Gravity: 13.54 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.35 AU - 9.61 AU

Year: 16467 Days

Day: 21.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 88 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 42,131,340 km

• M1: 74,649 km (0.112 R)
• M2: 314,156 km (0.106 R)
• M3: 580,589 km (0.036 R)
• M4: 1,158,785 km (0.025 R)
• M5: 2,082,851 km (0.046 R)
• M6: 2,651,772 km (0.095 R)
• M7: 2,878,263 km (0.071 R)
• M8: 3,217,252 km (0.093 R)
• M9: 3,719,601 km (0.107 R)
• M10: 4,004,286 km (0.116 R)
• M11: 4,242,296 km (0.072 R)
• M12: 4,946,304 km (0.108 R)
• M13: 5,762,510 km (0.108 R)
• M14: 6,501,972 km (0.079 R)
• M15: 6,831,387 km (0.118 R)
• M16: 7,524,025 km (0.108 R)
• M17: 9,458,625 km (0.065 R)
• M18: 11,169,276 km (0.049 R)
• M19: 11,463,386 km (0.096 R)
• M20: 14,346,585 km (0.068 R)
• M21: 15,917,662 km (0.055 R)
• M22: 20,428,188 km (0.061 R)
• M23: 25,015,457 km (0.062 R)
• M24: 33,174,225 km (0.057 R)
• M25: 33,781,892 km (0.052 R)
• M26: 35,019,515 km (0.045 R)
• M27: 41,243,086 km (0.113 R)
• M28: 42,942,518 km (0.1 R)
• M29: 44,540,821 km (0.046 R)
• M30: 44,983,481 km (0.054 R)
• M31: 45,429,133 km (0.113 R)
• M32: 55,651,156 km (0.12 R)
• M33: 57,375,271 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.8

Radius: 3.5

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 8.43 AU - 11.19 AU

Year: 20490 Days

Day: 22.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,131,340 km

• M1: 102,624 km (0.119 R)
• M2: 269,127 km (0.116 R)
• M3: 549,024 km (0.057 R)
• M4: 701,165 km (0.062 R)
• M5: 1,475,035 km (0.07 R)
• M6: 3,051,647 km (0.106 R)
• M7: 3,777,346 km (0.057 R)
• M8: 4,008,026 km (0.12 R)
• M9: 4,247,981 km (0.041 R)
• M10: 5,859,599 km (0.056 R)
• M11: 6,309,440 km (0.097 R)
• M12: 7,161,100 km (0.061 R)
• M13: 7,837,881 km (0.113 R)
• M14: 10,517,478 km (0.074 R)
• M15: 14,111,567 km (0.102 R)
• M16: 17,587,174 km (0.092 R)
• M17: 21,190,987 km (0.07 R)
• M18: 23,676,556 km (0.087 R)
• M19: 26,441,872 km (0.117 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 16,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit