🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.8

Radius: 9

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.55 AU - 0.87 AU

Year: 399 Days

Day: 14.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,044,268 km

• M1: 112,049 km (0.079 R)
• M2: 419,921 km (0.109 R)
• M3: 744,997 km (0.115 R)
• M4: 1,099,395 km (0.099 R)
• M5: 1,552,826 km (0.032 R)
• M6: 2,185,475 km (0.108 R)
• M7: 2,473,750 km (0.059 R)
• M8: 2,857,619 km (0.115 R)
• M9: 3,280,981 km (0.095 R)
• M10: 3,709,429 km (0.102 R)
• M11: 4,201,007 km (0.031 R)
• M12: 4,735,521 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.5

Radius: 14.2

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.33 AU - 2.07 AU

Year: 1478 Days

Day: 9.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,044,268 km

• M1: 176,675 km (0.042 R)
• M2: 695,331 km (0.117 R)
• M3: 1,241,513 km (0.098 R)
• M4: 1,766,152 km (0.065 R)
• M5: 2,276,281 km (0.103 R)
• M6: 2,980,887 km (0.088 R)
• M7: 3,762,386 km (0.119 R)
• M8: 4,471,929 km (0.098 R)
• M9: 5,822,798 km (0.042 R)
• M10: 6,823,907 km (0.085 R)
• M11: 11,791,005 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.3

Radius: 14.8

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.63 AU - 1.87 AU

Year: 1544 Days

Day: 14 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,044,268 km

• M1: 184,155 km (0.107 R)
• M2: 653,294 km (0.081 R)
• M3: 1,291,927 km (0.113 R)
• M4: 1,969,606 km (0.077 R)
• M5: 2,485,120 km (0.105 R)
• M6: 4,009,971 km (0.079 R)
• M7: 6,612,675 km (0.077 R)
• M8: 7,834,141 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.1

Radius: 9.4

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.88 AU - 2.62 AU

Year: 2251 Days

Day: 5.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,044,268 km

• M1: 119,529 km (0.093 R)
• M2: 445,951 km (0.112 R)
• M3: 865,872 km (0.046 R)
• M4: 1,660,088 km (0.117 R)
• M5: 1,976,936 km (0.086 R)
• M6: 2,569,643 km (0.096 R)
• M7: 3,088,448 km (0.047 R)
• M8: 3,641,362 km (0.057 R)
• M9: 4,258,752 km (0.063 R)
• M10: 4,923,266 km (0.102 R)
• M11: 5,494,131 km (0.047 R)
• M12: 6,820,765 km (0.112 R)
• M13: 7,307,108 km (0.105 R)
• M14: 7,816,489 km (0.046 R)
• M15: 8,440,461 km (0.029 R)
• M16: 9,161,673 km (0.112 R)
• M17: 9,687,210 km (0.051 R)
• M18: 10,583,750 km (0.101 R)
• M19: 11,088,942 km (0.095 R)
• M20: 11,648,139 km (0.074 R)
• M21: 13,025,786 km (0.099 R)
• M22: 13,690,449 km (0.104 R)
• M23: 14,031,233 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.9

Radius: 10.7

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.58 AU - 5.66 AU

Year: 6622 Days

Day: 8.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,044,268 km

• M1: 142,268 km (0.113 R)
• M2: 1,117,945 km (0.108 R)
• M3: 1,554,471 km (0.041 R)
• M4: 2,103,795 km (0.059 R)
• M5: 2,601,657 km (0.116 R)
• M6: 3,939,959 km (0.112 R)
• M7: 5,041,299 km (0.031 R)
• M8: 6,938,050 km (0.116 R)
• M9: 9,651,606 km (0.106 R)
• M10: 12,910,296 km (0.098 R)
• M11: 14,226,159 km (0.062 R)
• M12: 14,581,454 km (0.069 R)
• M13: 18,051,077 km (0.092 R)
• M14: 18,890,920 km (0.109 R)
• M15: 19,568,897 km (0.061 R)
• M16: 20,326,760 km (0.085 R)
• M17: 20,777,947 km (0.049 R)
• M18: 23,910,676 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574

Radius: 7.1

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 7.09 AU - 10.85 AU

Year: 17915 Days

Day: 18.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,044,268 km

• M1: 98,136 km (0.093 R)
• M2: 336,146 km (0.07 R)
• M3: 636,988 km (0.115 R)
• M4: 1,285,495 km (0.108 R)
• M5: 1,581,249 km (0.118 R)
• M6: 3,298,932 km (0.098 R)
• M7: 3,683,698 km (0.088 R)
• M8: 9,340,891 km (0.118 R)
• M9: 9,831,722 km (0.076 R)
• M10: 12,743,794 km (0.101 R)
• M11: 14,684,078 km (0.072 R)
• M12: 16,030,609 km (0.069 R)
• M13: 16,418,815 km (0.112 R)
• M14: 18,881,046 km (0.036 R)
• M15: 24,217,651 km (0.12 R)
• M16: 29,080,779 km (0.103 R)
• M17: 31,679,144 km (0.088 R)
• M18: 34,685,912 km (0.044 R)
• M19: 35,466,214 km (0.059 R)
• M20: 37,332,448 km (0.111 R)
• M21: 38,983,560 km (0.082 R)
• M22: 41,988,831 km (0.119 R)
• M23: 43,623,038 km (0.098 R)
• M24: 55,027,931 km (0.038 R)
• M25: 58,434,574 km (0.11 R)
• M26: 65,269,850 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.8

Radius: 5.7

Gravity: 21.6 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.15 AU - 11.13 AU

Year: 18427 Days

Day: 24.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,044,268 km

• M1: 73,453 km (0.069 R)
• M2: 414,984 km (0.076 R)
• M3: 930,798 km (0.088 R)
• M4: 1,698,085 km (0.055 R)
• M5: 2,382,196 km (0.083 R)
• M6: 2,654,764 km (0.099 R)
• M7: 2,897,561 km (0.08 R)
• M8: 3,128,839 km (0.034 R)
• M9: 3,570,303 km (0.067 R)
• M10: 4,679,870 km (0.109 R)
• M11: 6,084,594 km (0.119 R)
• M12: 7,797,939 km (0.078 R)
• M13: 8,978,266 km (0.091 R)
• M14: 11,119,460 km (0.098 R)
• M15: 11,369,588 km (0.053 R)
• M16: 12,208,682 km (0.105 R)
• M17: 15,743,381 km (0.075 R)
• M18: 21,025,831 km (0.099 R)
• M19: 23,906,637 km (0.104 R)
• M20: 25,387,207 km (0.062 R)
• M21: 29,353,945 km (0.114 R)
• M22: 33,325,020 km (0.077 R)
• M23: 37,780,344 km (0.105 R)
• M24: 49,516,895 km (0.11 R)
• M25: 61,497,441 km (0.055 R)
• M26: 66,702,699 km (0.059 R)
• M27: 70,686,939 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.6

Radius: 7.1

Gravity: 14.37 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.24 AU - 10.44 AU

Year: 22172 Days

Day: 17.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,044,268 km

• M1: 94,396 km (0.071 R)
• M2: 495,917 km (0.119 R)
• M3: 813,513 km (0.101 R)
• M4: 1,480,121 km (0.12 R)
• M5: 1,851,423 km (0.114 R)
• M6: 2,239,779 km (0.053 R)
• M7: 2,962,337 km (0.094 R)
• M8: 3,207,079 km (0.07 R)
• M9: 3,706,287 km (0.076 R)
• M10: 3,958,659 km (0.109 R)
• M11: 4,290,317 km (0.116 R)
• M12: 4,712,483 km (0.057 R)
• M13: 5,558,309 km (0.118 R)
• M14: 6,017,425 km (0.055 R)
• M15: 9,262,502 km (0.113 R)
• M16: 9,788,338 km (0.062 R)
• M17: 11,092,533 km (0.085 R)
• M18: 11,752,558 km (0.091 R)
• M19: 13,006,338 km (0.037 R)
• M20: 17,212,432 km (0.098 R)
• M21: 22,039,207 km (0.104 R)
• M22: 28,664,298 km (0.12 R)
• M23: 32,095,026 km (0.106 R)
• M24: 35,507,055 km (0.1 R)
• M25: 36,217,196 km (0.12 R)
• M26: 37,227,430 km (0.109 R)
• M27: 39,455,242 km (0.073 R)
• M28: 40,063,955 km (0.05 R)
• M29: 42,244,045 km (0.115 R)
• M30: 44,666,184 km (0.084 R)
• M31: 49,432,372 km (0.111 R)
• M32: 50,496,163 km (0.078 R)
• M33: 51,756,226 km (0.1 R)
• M34: 56,428,018 km (0.099 R)
• M35: 57,006,812 km (0.108 R)
• M36: 65,744,075 km (0.118 R)
• M37: 74,403,698 km (0.075 R)
• M38: 80,336,749 km (0.099 R)
• M39: 82,299,922 km (0.08 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 14,254 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit