🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.3

Radius: 12.8

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.58 AU - 0.74 AU

Year: 364 Days

Day: 5.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 34,392,622 km

• M1: 159,172 km (0.069 R)
• M2: 704,008 km (0.11 R)
• M3: 2,263,117 km (0.11 R)
• M4: 2,905,490 km (0.108 R)
• M5: 3,349,496 km (0.105 R)
• M6: 4,212,377 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.3

Radius: 10.5

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.58 AU - 0.86 AU

Year: 414 Days

Day: 12.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,392,622 km

• M1: 130,599 km (0.091 R)
• M2: 476,020 km (0.115 R)
• M3: 866,920 km (0.104 R)
• M4: 1,435,691 km (0.072 R)
• M5: 2,074,922 km (0.104 R)
• M6: 2,655,512 km (0.091 R)
• M7: 3,015,295 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.6

Radius: 14.1

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.74 AU - 1.02 AU

Year: 560 Days

Day: 5.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,392,622 km

• M1: 175,329 km (0.055 R)
• M2: 708,196 km (0.043 R)
• M3: 1,418,487 km (0.074 R)
• M4: 2,050,837 km (0.106 R)
• M5: 2,590,586 km (0.071 R)
• M6: 3,071,693 km (0.063 R)
• M7: 3,651,834 km (0.086 R)
• M8: 5,369,516 km (0.099 R)
• M9: 5,973,742 km (0.105 R)
• M10: 6,427,323 km (0.115 R)
• M11: 6,903,942 km (0.035 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.1

Radius: 8.4

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.51 AU - 1.57 AU

Year: 1296 Days

Day: 12.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,392,622 km

• M1: 104,569 km (0.115 R)
• M2: 427,401 km (0.102 R)
• M3: 726,597 km (0.062 R)
• M4: 989,440 km (0.099 R)
• M5: 1,279,361 km (0.115 R)
• M6: 1,564,345 km (0.03 R)
• M7: 1,882,240 km (0.117 R)
• M8: 2,428,721 km (0.082 R)
• M9: 2,713,855 km (0.028 R)
• M10: 3,190,923 km (0.09 R)
• M11: 3,472,615 km (0.071 R)
• M12: 4,155,230 km (0.087 R)
• M13: 4,658,029 km (0.115 R)
• M14: 5,002,403 km (0.091 R)
• M15: 5,699,080 km (0.096 R)
• M16: 6,343,249 km (0.077 R)
• M17: 7,034,840 km (0.083 R)
• M18: 7,775,948 km (0.097 R)
• M19: 8,289,068 km (0.091 R)
• M20: 8,596,193 km (0.097 R)
• M21: 9,115,447 km (0.053 R)
• M22: 10,505,062 km (0.106 R)
• M23: 10,799,021 km (0.1 R)
• M24: 11,065,007 km (0.12 R)
• M25: 11,472,212 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.6

Radius: 8.3

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.26 AU - 2.04 AU

Year: 1438 Days

Day: 9.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,392,622 km

• M1: 103,372 km (0.07 R)
• M2: 416,929 km (0.079 R)
• M3: 769,980 km (0.089 R)
• M4: 1,297,014 km (0.109 R)
• M5: 1,600,548 km (0.088 R)
• M6: 1,920,388 km (0.032 R)
• M7: 2,225,119 km (0.061 R)
• M8: 3,462,293 km (0.088 R)
• M9: 4,428,995 km (0.054 R)
• M10: 4,710,987 km (0.081 R)
• M11: 5,629,966 km (0.09 R)
• M12: 6,052,131 km (0.067 R)
• M13: 6,400,246 km (0.12 R)
• M14: 6,909,926 km (0.034 R)
• M15: 8,689,243 km (0.09 R)
• M16: 9,283,894 km (0.114 R)
• M17: 9,778,914 km (0.067 R)
• M18: 10,521,218 km (0.093 R)
• M19: 11,196,802 km (0.052 R)
• M20: 12,045,321 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807

Radius: 12

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.16 AU - 2.42 AU

Year: 2350 Days

Day: 5.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 171 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,392,622 km

• M1: 149,299 km (0.119 R)
• M2: 534,214 km (0.112 R)
• M3: 1,275,322 km (0.105 R)
• M4: 1,927,718 km (0.088 R)
• M5: 2,345,395 km (0.094 R)
• M6: 2,997,493 km (0.033 R)
• M7: 4,179,166 km (0.094 R)
• M8: 5,235,327 km (0.118 R)
• M9: 6,655,310 km (0.077 R)
• M10: 7,260,284 km (0.052 R)
• M11: 7,714,762 km (0.111 R)
• M12: 8,382,866 km (0.059 R)
• M13: 8,917,529 km (0.058 R)
• M14: 9,689,753 km (0.117 R)
• M15: 10,092,172 km (0.055 R)
• M16: 12,531,365 km (0.071 R)
• M17: 13,681,922 km (0.096 R)
• M18: 15,241,929 km (0.116 R)
• M19: 15,887,892 km (0.107 R)
• M20: 17,990,790 km (0.068 R)
• M21: 18,768,848 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.7

Radius: 8.5

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.89 AU - 4.97 AU

Year: 6324 Days

Day: 5.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,392,622 km

• M1: 105,766 km (0.094 R)
• M2: 390,450 km (0.104 R)
• M3: 688,599 km (0.06 R)
• M4: 1,226,553 km (0.1 R)
• M5: 1,555,519 km (0.108 R)
• M6: 1,828,834 km (0.073 R)
• M7: 2,240,527 km (0.089 R)
• M8: 2,615,719 km (0.099 R)
• M9: 3,656,920 km (0.087 R)
• M10: 4,229,132 km (0.119 R)
• M11: 6,462,329 km (0.055 R)
• M12: 6,965,127 km (0.07 R)
• M13: 9,732,089 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.6

Radius: 12.1

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.84 AU - 5.46 AU

Year: 6801 Days

Day: 8.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,392,622 km

• M1: 150,495 km (0.048 R)
• M2: 1,111,363 km (0.057 R)
• M3: 2,602,704 km (0.055 R)
• M4: 4,215,818 km (0.085 R)
• M5: 4,772,920 km (0.039 R)
• M6: 5,942,775 km (0.107 R)
• M7: 6,415,505 km (0.097 R)
• M8: 8,062,278 km (0.118 R)
• M9: 9,715,335 km (0.072 R)
• M10: 10,920,794 km (0.093 R)
• M11: 11,535,641 km (0.079 R)
• M12: 11,925,344 km (0.049 R)
• M13: 16,262,037 km (0.037 R)
• M14: 18,153,253 km (0.117 R)
• M15: 26,514,278 km (0.115 R)
• M16: 27,280,369 km (0.07 R)
• M17: 29,758,756 km (0.081 R)
• M18: 30,679,083 km (0.114 R)
• M19: 31,523,712 km (0.082 R)
• M20: 31,999,433 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.7

Radius: 10.7

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.21 AU - 5.27 AU

Year: 6999 Days

Day: 8 Hours

Environment

Temp: -223 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,392,622 km

• M1: 133,142 km (0.107 R)
• M2: 566,228 km (0.103 R)
• M3: 1,032,973 km (0.091 R)
• M4: 1,411,456 km (0.105 R)
• M5: 1,752,389 km (0.075 R)
• M6: 2,335,073 km (0.102 R)
• M7: 2,701,438 km (0.095 R)
• M8: 3,063,914 km (0.078 R)
• M9: 4,013,711 km (0.096 R)
• M10: 4,406,854 km (0.076 R)
• M11: 5,000,309 km (0.075 R)
• M12: 5,550,829 km (0.078 R)
• M13: 6,243,766 km (0.116 R)
• M14: 7,842,070 km (0.059 R)
• M15: 8,291,462 km (0.103 R)
• M16: 9,977,580 km (0.119 R)
• M17: 11,153,868 km (0.033 R)
• M18: 13,838,850 km (0.115 R)
• M19: 15,425,784 km (0.051 R)
• M20: 16,197,709 km (0.077 R)
• M21: 17,541,398 km (0.028 R)
• M22: 23,496,141 km (0.119 R)
• M23: 24,431,726 km (0.038 R)
• M24: 25,836,599 km (0.082 R)
• M25: 27,667,528 km (0.106 R)
• M26: 30,673,996 km (0.083 R)
• M27: 31,178,590 km (0.06 R)
• M28: 37,787,674 km (0.116 R)
• M29: 38,718,323 km (0.103 R)
• M30: 39,664,230 km (0.117 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.5

Radius: 9.8

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.1 AU - 5.98 AU

Year: 8844 Days

Day: 7.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,392,622 km

• M1: 122,072 km (0.08 R)
• M2: 439,219 km (0.114 R)
• M3: 874,250 km (0.053 R)
• M4: 1,642,136 km (0.109 R)
• M5: 2,002,367 km (0.112 R)
• M6: 2,483,923 km (0.117 R)
• M7: 3,657,369 km (0.118 R)
• M8: 4,457,269 km (0.075 R)
• M9: 5,052,668 km (0.062 R)
• M10: 5,608,723 km (0.108 R)
• M11: 6,435,252 km (0.09 R)
• M12: 7,524,324 km (0.096 R)
• M13: 7,862,415 km (0.093 R)
• M14: 8,488,782 km (0.088 R)
• M15: 10,993,050 km (0.092 R)
• M16: 12,439,661 km (0.093 R)
• M17: 13,399,032 km (0.085 R)
• M18: 14,579,808 km (0.104 R)
• M19: 15,767,616 km (0.086 R)
• M20: 16,890,647 km (0.108 R)
• M21: 22,689,210 km (0.036 R)
• M22: 23,396,957 km (0.115 R)
• M23: 23,957,351 km (0.093 R)
• M24: 27,333,625 km (0.095 R)
• M25: 29,877,537 km (0.085 R)
• M26: 30,253,327 km (0.096 R)
• M27: 30,727,552 km (0.064 R)
• M28: 31,303,205 km (0.101 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 19,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit