🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.53 AU - 0.59 AU

Year: 271 Days

Day: 23.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,183,226 km

• M1: 189,541 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181

Radius: 13.7

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.64 AU - 0.76 AU

Year: 378 Days

Day: 6.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,183,226 km

• M1: 170,392 km (0.106 R)
• M2: 631,004 km (0.095 R)
• M3: 1,071,121 km (0.085 R)
• M4: 1,505,553 km (0.076 R)
• M5: 2,020,469 km (0.047 R)
• M6: 2,564,407 km (0.092 R)
• M7: 3,094,582 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.3

Radius: 10.4

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.54 AU - 0.9 AU

Year: 394 Days

Day: 13.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,183,226 km

• M1: 129,402 km (0.086 R)
• M2: 516,561 km (0.091 R)
• M3: 1,006,943 km (0.096 R)
• M4: 1,552,228 km (0.104 R)
• M5: 2,002,667 km (0.116 R)
• M6: 2,368,882 km (0.033 R)
• M7: 2,863,453 km (0.11 R)
• M8: 3,378,369 km (0.034 R)
• M9: 3,721,397 km (0.066 R)
• M10: 5,095,004 km (0.066 R)
• M11: 5,548,136 km (0.077 R)

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.4

Radius: 11.3

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.24 AU - 1.26 AU

Year: 902 Days

Day: 12 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,183,226 km

• M1: 140,472 km (0.082 R)
• M2: 501,452 km (0.117 R)
• M3: 889,808 km (0.106 R)
• M4: 1,445,265 km (0.045 R)
• M5: 2,137,604 km (0.099 R)
• M6: 2,850,288 km (0.052 R)
• M7: 3,224,881 km (0.098 R)
• M8: 3,577,932 km (0.094 R)
• M9: 4,665,060 km (0.109 R)
• M10: 6,353,721 km (0.097 R)
• M11: 6,722,779 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.2

Radius: 11.5

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.89 AU - 2.27 AU

Year: 1937 Days

Day: 6.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,183,226 km

• M1: 143,016 km (0.098 R)
• M2: 600,486 km (0.095 R)
• M3: 1,040,004 km (0.097 R)
• M4: 1,439,281 km (0.099 R)
• M5: 1,975,889 km (0.106 R)
• M6: 2,629,482 km (0.113 R)
• M7: 3,242,235 km (0.117 R)
• M8: 3,821,029 km (0.092 R)
• M9: 4,487,637 km (0.099 R)
• M10: 4,966,799 km (0.028 R)
• M11: 5,365,477 km (0.091 R)
• M12: 5,833,719 km (0.119 R)
• M13: 7,235,451 km (0.049 R)
• M14: 8,348,758 km (0.032 R)
• M15: 8,882,523 km (0.032 R)
• M16: 11,513,501 km (0.11 R)
• M17: 12,214,965 km (0.113 R)
• M18: 12,821,136 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.2

Radius: 12.3

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.75 AU - 2.61 AU

Year: 2078 Days

Day: 5.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 156.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 62,183,226 km

• M1: 153,039 km (0.107 R)
• M2: 538,253 km (0.103 R)
• M3: 1,138,889 km (0.078 R)
• M4: 1,578,407 km (0.077 R)
• M5: 2,089,284 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.9

Radius: 11.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.99 AU - 2.57 AU

Year: 2223 Days

Day: 14.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,183,226 km

• M1: 141,819 km (0.069 R)
• M2: 530,175 km (0.09 R)
• M3: 938,278 km (0.103 R)
• M4: 1,305,690 km (0.119 R)
• M5: 1,834,668 km (0.091 R)
• M6: 2,851,934 km (0.081 R)
• M7: 4,154,632 km (0.119 R)
• M8: 5,400,932 km (0.105 R)
• M9: 5,867,378 km (0.085 R)
• M10: 6,284,906 km (0.077 R)
• M11: 7,430,825 km (0.085 R)
• M12: 7,920,459 km (0.112 R)
• M13: 10,098,006 km (0.12 R)
• M14: 12,729,133 km (0.116 R)
• M15: 14,822,905 km (0.056 R)
• M16: 15,693,565 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.7

Radius: 3.9

Gravity: 46.59 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.37 AU - 8.33 AU

Year: 12866 Days

Day: 18.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,183,226 km

• M1: 50,564 km (0.084 R)
• M2: 186,399 km (0.068 R)
• M3: 405,410 km (0.107 R)
• M4: 564,134 km (0.101 R)
• M5: 811,269 km (0.064 R)
• M6: 1,139,188 km (0.07 R)
• M7: 1,446,013 km (0.119 R)
• M8: 1,722,769 km (0.052 R)
• M9: 2,222,127 km (0.081 R)
• M10: 2,590,437 km (0.08 R)
• M11: 3,395,423 km (0.113 R)
• M12: 3,826,863 km (0.056 R)
• M13: 4,026,576 km (0.076 R)
• M14: 4,478,362 km (0.1 R)
• M15: 6,914,414 km (0.068 R)
• M16: 8,387,504 km (0.073 R)
• M17: 8,872,201 km (0.066 R)
• M18: 10,828,492 km (0.107 R)
• M19: 11,344,455 km (0.034 R)
• M20: 11,876,575 km (0.114 R)
• M21: 12,487,233 km (0.061 R)
• M22: 15,711,965 km (0.078 R)
• M23: 18,224,910 km (0.086 R)
• M24: 18,627,628 km (0.066 R)
• M25: 20,297,888 km (0.114 R)
• M26: 21,704,108 km (0.052 R)
• M27: 28,622,710 km (0.03 R)
• M28: 33,049,311 km (0.086 R)
• M29: 34,866,477 km (0.047 R)
• M30: 35,611,773 km (0.097 R)
• M31: 35,988,311 km (0.106 R)
• M32: 37,910,943 km (0.058 R)
• M33: 42,379,581 km (0.072 R)
• M34: 54,475,466 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.7

Radius: 5

Gravity: 31.19 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.36 AU - 9.08 AU

Year: 13850 Days

Day: 17.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,183,226 km

• M1: 71,957 km (0.044 R)
• M2: 424,409 km (0.11 R)
• M3: 605,273 km (0.073 R)
• M4: 964,607 km (0.037 R)
• M5: 1,546,094 km (0.098 R)
• M6: 2,460,885 km (0.074 R)
• M7: 3,183,293 km (0.066 R)
• M8: 4,697,523 km (0.086 R)
• M9: 8,254,212 km (0.087 R)
• M10: 9,363,032 km (0.092 R)
• M11: 9,898,442 km (0.116 R)
• M12: 10,118,202 km (0.098 R)
• M13: 13,413,394 km (0.096 R)
• M14: 22,202,119 km (0.104 R)
• M15: 22,960,132 km (0.097 R)
• M16: 25,235,066 km (0.095 R)
• M17: 28,866,704 km (0.046 R)
• M18: 29,315,648 km (0.027 R)
• M19: 31,040,511 km (0.058 R)
• M20: 47,494,781 km (0.066 R)
• M21: 50,190,983 km (0.032 R)
• M22: 51,494,429 km (0.091 R)
• M23: 53,155,265 km (0.048 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 11,602 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit