🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.52 AU - 0.66 AU

Year: 288 Days

Day: 43.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,283,109 km

• M1: 191,635 km (0.072 R)
• M2: 438,322 km (0.062 R)

Asteroid Belt

Center: 0.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.1

Radius: 14.6

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.27 AU - 1.45 AU

Year: 1008 Days

Day: 11.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,283,109 km

• M1: 181,761 km (0.091 R)
• M2: 725,998 km (0.117 R)
• M3: 1,248,245 km (0.118 R)
• M4: 2,259,526 km (0.092 R)
• M5: 2,888,436 km (0.089 R)
• M6: 3,841,973 km (0.097 R)
• M7: 4,588,167 km (0.098 R)
• M8: 5,051,621 km (0.042 R)
• M9: 6,011,441 km (0.111 R)
• M10: 7,043,217 km (0.102 R)
• M11: 8,164,304 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.2

Radius: 14.3

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.18 AU - 2.18 AU

Year: 2047 Days

Day: 14.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,283,109 km

• M1: 177,872 km (0.097 R)
• M2: 676,631 km (0.082 R)
• M3: 1,146,668 km (0.118 R)
• M4: 2,294,981 km (0.119 R)
• M5: 2,833,234 km (0.087 R)
• M6: 3,818,336 km (0.109 R)
• M7: 4,420,916 km (0.063 R)
• M8: 5,582,245 km (0.087 R)
• M9: 6,965,127 km (0.045 R)
• M10: 7,635,924 km (0.044 R)
• M11: 8,472,775 km (0.11 R)
• M12: 9,876,152 km (0.104 R)
• M13: 10,365,038 km (0.039 R)
• M14: 10,943,533 km (0.085 R)
• M15: 11,581,867 km (0.077 R)
• M16: 12,727,936 km (0.085 R)
• M17: 13,182,116 km (0.106 R)
• M18: 14,298,564 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.2

Radius: 12.2

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.99 AU - 4.73 AU

Year: 5788 Days

Day: 8.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,283,109 km

• M1: 161,267 km (0.065 R)
• M2: 554,410 km (0.051 R)
• M3: 1,099,993 km (0.113 R)
• M4: 2,160,492 km (0.026 R)
• M5: 3,207,827 km (0.106 R)
• M6: 3,587,806 km (0.088 R)
• M7: 4,093,147 km (0.074 R)
• M8: 7,300,226 km (0.052 R)
• M9: 8,001,093 km (0.084 R)
• M10: 11,748,370 km (0.118 R)
• M11: 13,400,229 km (0.074 R)
• M12: 14,565,297 km (0.107 R)
• M13: 17,159,923 km (0.101 R)
• M14: 21,055,452 km (0.098 R)
• M15: 22,705,067 km (0.079 R)
• M16: 24,682,302 km (0.098 R)
• M17: 27,203,625 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.2

Radius: 14.6

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.09 AU - 5.05 AU

Year: 6212 Days

Day: 11.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,283,109 km

• M1: 184,155 km (0.082 R)
• M2: 663,167 km (0.065 R)
• M3: 1,192,893 km (0.107 R)
• M4: 2,115,613 km (0.045 R)
• M5: 2,700,541 km (0.082 R)
• M6: 4,298,994 km (0.11 R)
• M7: 7,031,250 km (0.065 R)
• M8: 9,356,898 km (0.044 R)
• M9: 11,712,616 km (0.106 R)
• M10: 13,776,318 km (0.111 R)
• M11: 16,499,598 km (0.074 R)
• M12: 17,375,793 km (0.09 R)
• M13: 18,949,861 km (0.107 R)
• M14: 20,760,445 km (0.091 R)
• M15: 21,707,848 km (0.087 R)
• M16: 25,375,240 km (0.059 R)
• M17: 27,226,214 km (0.109 R)
• M18: 28,716,957 km (0.079 R)
• M19: 31,007,300 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.3

Radius: 14.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.4 AU - 6.18 AU

Year: 8858 Days

Day: 8.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,283,109 km

• M1: 183,706 km (0.094 R)
• M2: 1,989,053 km (0.085 R)
• M3: 2,604,200 km (0.117 R)
• M4: 3,368,495 km (0.116 R)
• M5: 4,530,572 km (0.109 R)
• M6: 5,283,797 km (0.118 R)
• M7: 5,911,061 km (0.089 R)
• M8: 6,624,942 km (0.12 R)
• M9: 8,530,370 km (0.062 R)
• M10: 10,220,227 km (0.042 R)
• M11: 11,627,345 km (0.109 R)
• M12: 16,486,583 km (0.093 R)
• M13: 18,122,884 km (0.07 R)
• M14: 21,966,503 km (0.114 R)
• M15: 23,418,350 km (0.112 R)
• M16: 23,945,682 km (0.056 R)
• M17: 25,483,249 km (0.101 R)
• M18: 25,947,751 km (0.093 R)
• M19: 27,862,603 km (0.053 R)
• M20: 30,699,428 km (0.119 R)
• M21: 31,972,207 km (0.107 R)
• M22: 35,193,348 km (0.081 R)
• M23: 35,653,960 km (0.072 R)
• M24: 37,298,040 km (0.034 R)
• M25: 44,920,201 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.3

Radius: 6.5

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.28 AU - 6.52 AU

Year: 10294 Days

Day: 17.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,283,109 km

• M1: 81,232 km (0.103 R)
• M2: 659,876 km (0.105 R)
• M3: 1,021,454 km (0.12 R)
• M4: 1,258,866 km (0.117 R)
• M5: 1,961,228 km (0.101 R)
• M6: 2,841,911 km (0.099 R)
• M7: 3,133,327 km (0.092 R)
• M8: 3,552,800 km (0.092 R)
• M9: 4,792,667 km (0.118 R)
• M10: 5,734,386 km (0.085 R)
• M11: 6,137,402 km (0.086 R)
• M12: 7,790,459 km (0.076 R)
• M13: 8,016,052 km (0.076 R)
• M14: 11,217,896 km (0.112 R)
• M15: 12,863,472 km (0.113 R)
• M16: 13,073,358 km (0.113 R)
• M17: 15,299,374 km (0.052 R)
• M18: 16,749,726 km (0.036 R)
• M19: 17,961,169 km (0.101 R)
• M20: 20,916,475 km (0.034 R)
• M21: 23,549,398 km (0.025 R)
• M22: 24,581,174 km (0.052 R)
• M23: 24,904,605 km (0.116 R)
• M24: 25,394,987 km (0.097 R)
• M25: 30,846,632 km (0.113 R)
• M26: 31,793,138 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340.1

Radius: 3.3

Gravity: 31.23 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.83 AU - 8.23 AU

Year: 11851 Days

Day: 16.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 25,283,109 km

• M1: 44,131 km (0.111 R)
• M2: 155,133 km (0.091 R)
• M3: 284,535 km (0.11 R)
• M4: 406,906 km (0.101 R)
• M5: 822,339 km (0.042 R)
• M6: 953,387 km (0.056 R)
• M7: 1,724,863 km (0.119 R)
• M8: 1,830,629 km (0.112 R)
• M9: 2,192,058 km (0.03 R)
• M10: 2,316,373 km (0.029 R)
• M11: 3,884,907 km (0.075 R)
• M12: 4,147,451 km (0.111 R)
• M13: 5,674,098 km (0.119 R)
• M14: 6,081,153 km (0.061 R)
• M15: 7,029,305 km (0.119 R)
• M16: 7,379,364 km (0.043 R)
• M17: 7,988,377 km (0.079 R)
• M18: 8,198,562 km (0.108 R)
• M19: 10,358,755 km (0.073 R)
• M20: 11,277,585 km (0.07 R)
• M21: 14,920,892 km (0.1 R)
• M22: 17,670,800 km (0.118 R)
• M23: 19,277,032 km (0.065 R)
• M24: 20,898,523 km (0.115 R)
• M25: 23,626,590 km (0.107 R)
• M26: 25,753,423 km (0.037 R)
• M27: 30,281,302 km (0.12 R)
• M28: 33,000,243 km (0.113 R)
• M29: 33,107,954 km (0.096 R)
• M30: 34,975,085 km (0.12 R)
• M31: 35,199,332 km (0.114 R)
• M32: 36,105,596 km (0.08 R)
• M33: 37,027,268 km (0.097 R)
• M34: 38,558,402 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.4

Radius: 5.3

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.78 AU - 8.82 AU

Year: 13851 Days

Day: 24.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,283,109 km

• M1: 66,571 km (0.06 R)
• M2: 255,812 km (0.077 R)
• M3: 824,434 km (0.109 R)
• M4: 1,083,537 km (0.071 R)
• M5: 3,992,767 km (0.043 R)
• M6: 5,011,529 km (0.097 R)
• M7: 6,895,714 km (0.068 R)
• M8: 8,977,518 km (0.113 R)
• M9: 9,167,956 km (0.06 R)
• M10: 10,832,531 km (0.099 R)
• M11: 12,032,755 km (0.114 R)
• M12: 18,572,127 km (0.12 R)
• M13: 21,414,486 km (0.111 R)
• M14: 23,727,569 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 18,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit