🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.63 AU - 0.71 AU

Year: 354 Days

Day: 18.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.5

Radius: 11.8

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.53 AU - 1.63 AU

Year: 1282 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,785,947 km

• M1: 146,756 km (0.119 R)
• M2: 630,106 km (0.076 R)
• M3: 1,037,910 km (0.117 R)
• M4: 1,429,408 km (0.078 R)
• M5: 1,861,596 km (0.087 R)
• M6: 2,291,540 km (0.106 R)
• M7: 2,822,164 km (0.036 R)
• M8: 4,221,652 km (0.038 R)
• M9: 4,626,763 km (0.094 R)
• M10: 7,677,213 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.2

Radius: 15

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.9 AU - 2.74 AU

Year: 2282 Days

Day: 9.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,785,947 km

• M1: 186,549 km (0.116 R)
• M2: 934,987 km (0.073 R)
• M3: 1,547,889 km (0.115 R)
• M4: 2,788,953 km (0.025 R)
• M5: 3,936,369 km (0.115 R)
• M6: 4,989,388 km (0.101 R)
• M7: 5,514,477 km (0.081 R)
• M8: 8,443,304 km (0.115 R)
• M9: 9,064,584 km (0.111 R)
• M10: 9,850,421 km (0.064 R)
• M11: 10,329,434 km (0.056 R)
• M12: 11,150,576 km (0.097 R)
• M13: 12,641,918 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.5

Radius: 11.4

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.06 AU - 3.04 AU

Year: 2629 Days

Day: 14.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,785,947 km

• M1: 141,819 km (0.094 R)
• M2: 718,070 km (0.103 R)
• M3: 1,108,371 km (0.044 R)
• M4: 1,487,601 km (0.062 R)
• M5: 2,054,876 km (0.116 R)
• M6: 2,857,619 km (0.03 R)
• M7: 3,367,747 km (0.06 R)
• M8: 4,571,861 km (0.117 R)
• M9: 5,007,639 km (0.088 R)
• M10: 6,070,532 km (0.105 R)
• M11: 6,456,495 km (0.056 R)
• M12: 8,742,350 km (0.027 R)
• M13: 12,029,913 km (0.101 R)
• M14: 12,420,363 km (0.112 R)
• M15: 13,925,019 km (0.031 R)
• M16: 14,452,650 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.5

Radius: 11.7

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.02 AU - 4.76 AU

Year: 4954 Days

Day: 13.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,785,947 km

• M1: 151,393 km (0.11 R)
• M2: 606,171 km (0.108 R)
• M3: 1,060,649 km (0.111 R)
• M4: 1,514,678 km (0.085 R)
• M5: 1,915,750 km (0.114 R)
• M6: 2,485,269 km (0.062 R)
• M7: 2,975,053 km (0.093 R)
• M8: 4,150,892 km (0.11 R)
• M9: 4,715,175 km (0.104 R)
• M10: 5,556,514 km (0.027 R)
• M11: 5,998,276 km (0.069 R)
• M12: 7,571,896 km (0.086 R)
• M13: 8,042,082 km (0.069 R)
• M14: 8,570,013 km (0.025 R)
• M15: 9,695,438 km (0.075 R)
• M16: 11,284,018 km (0.095 R)
• M17: 13,193,784 km (0.074 R)
• M18: 13,929,357 km (0.119 R)
• M19: 14,416,298 km (0.046 R)
• M20: 14,803,009 km (0.098 R)
• M21: 18,472,345 km (0.102 R)
• M22: 20,482,043 km (0.087 R)
• M23: 21,325,476 km (0.12 R)
• M24: 23,840,814 km (0.068 R)
• M25: 25,409,647 km (0.089 R)
• M26: 28,491,363 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.4

Radius: 13.3

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.43 AU - 4.93 AU

Year: 6537 Days

Day: 14.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,785,947 km

• M1: 165,455 km (0.117 R)
• M2: 610,958 km (0.11 R)
• M3: 1,332,917 km (0.107 R)
• M4: 2,489,009 km (0.095 R)
• M5: 3,143,201 km (0.072 R)
• M6: 4,058,740 km (0.119 R)
• M7: 5,744,708 km (0.115 R)
• M8: 7,084,656 km (0.117 R)
• M9: 7,917,617 km (0.103 R)
• M10: 8,529,323 km (0.115 R)
• M11: 10,304,301 km (0.103 R)
• M12: 11,034,339 km (0.102 R)
• M13: 13,010,826 km (0.116 R)
• M14: 14,982,676 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730

Radius: 3.1

Gravity: 75.96 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.7 AU - 10.52 AU

Year: 17754 Days

Day: 18.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 71,785,947 km

• M1: 51,162 km (0.099 R)
• M2: 172,038 km (0.12 R)
• M3: 349,311 km (0.076 R)
• M4: 485,445 km (0.086 R)
• M5: 638,783 km (0.098 R)
• M6: 823,536 km (0.057 R)
• M7: 1,030,430 km (0.079 R)
• M8: 1,596,808 km (0.102 R)
• M9: 1,806,544 km (0.108 R)
• M10: 3,010,508 km (0.085 R)
• M11: 3,248,518 km (0.112 R)
• M12: 3,585,113 km (0.084 R)
• M13: 4,164,954 km (0.063 R)
• M14: 4,911,448 km (0.101 R)
• M15: 7,159,754 km (0.03 R)
• M16: 10,068,685 km (0.112 R)
• M17: 11,399,059 km (0.119 R)
• M18: 11,589,048 km (0.111 R)
• M19: 11,716,954 km (0.057 R)
• M20: 12,237,854 km (0.07 R)
• M21: 12,979,111 km (0.109 R)
• M22: 13,749,690 km (0.079 R)
• M23: 18,935,051 km (0.042 R)
• M24: 21,521,000 km (0.103 R)
• M25: 22,301,003 km (0.117 R)
• M26: 28,179,601 km (0.089 R)
• M27: 28,410,880 km (0.109 R)
• M28: 29,705,649 km (0.051 R)
• M29: 29,945,155 km (0.103 R)
• M30: 30,307,033 km (0.079 R)
• M31: 33,049,461 km (0.105 R)
• M32: 35,144,878 km (0.108 R)
• M33: 35,817,321 km (0.113 R)
• M34: 40,766,916 km (0.097 R)
• M35: 41,360,071 km (0.12 R)
• M36: 43,481,220 km (0.037 R)
• M37: 44,256,136 km (0.042 R)
• M38: 44,412,167 km (0.06 R)
• M39: 45,356,279 km (0.085 R)
• M40: 46,635,790 km (0.088 R)
• M41: 55,181,867 km (0.078 R)
• M42: 56,639,250 km (0.07 R)
• M43: 61,747,419 km (0.09 R)
• M44: 62,529,367 km (0.116 R)
• M45: 69,024,009 km (0.114 R)
• M46: 71,570,912 km (0.107 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: 337 - 16,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit