🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.62 AU - 0.84 AU

Year: 234 Days

Day: 22 Hours

Environment

Temp: 109 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,939,714 km

• M1: 231,428 km (0.109 R)
• M2: 604,974 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.15 AU - 4.17 AU

Year: 3180 Days

Day: 40 Hours

Environment

Temp: -140 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,939,714 km

• M1: 1,837,660 km (0.112 R)

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.9

Radius: 11.1

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.16 AU - 6.58 AU

Year: 4663 Days

Day: 8.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,939,714 km

• M1: 138,079 km (0.089 R)
• M2: 542,891 km (0.054 R)
• M3: 1,006,644 km (0.028 R)
• M4: 1,581,848 km (0.091 R)
• M5: 2,094,071 km (0.104 R)
• M6: 2,936,157 km (0.089 R)
• M7: 3,883,561 km (0.108 R)
• M8: 6,770,650 km (0.078 R)
• M9: 7,645,947 km (0.117 R)
• M10: 9,940,330 km (0.096 R)
• M11: 11,465,330 km (0.116 R)
• M12: 12,755,163 km (0.082 R)
• M13: 14,088,379 km (0.103 R)
• M14: 14,500,671 km (0.043 R)
• M15: 15,241,629 km (0.104 R)
• M16: 19,267,308 km (0.079 R)
• M17: 19,968,623 km (0.031 R)
• M18: 20,358,325 km (0.102 R)
• M19: 20,819,386 km (0.083 R)
• M20: 21,694,085 km (0.092 R)
• M21: 22,313,869 km (0.082 R)
• M22: 24,911,785 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.1

Radius: 10.3

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.79 AU - 7.99 AU

Year: 7528 Days

Day: 13.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 176.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,939,714 km

• M1: 128,505 km (0.102 R)
• M2: 1,594,115 km (0.116 R)
• M3: 1,918,293 km (0.083 R)
• M4: 3,389,289 km (0.037 R)
• M5: 4,589,214 km (0.12 R)
• M6: 6,782,169 km (0.053 R)
• M7: 7,805,119 km (0.105 R)
• M8: 8,458,114 km (0.107 R)
• M9: 8,884,618 km (0.106 R)
• M10: 13,566,283 km (0.102 R)
• M11: 15,624,151 km (0.096 R)
• M12: 21,822,739 km (0.105 R)
• M13: 23,699,893 km (0.079 R)
• M14: 29,681,115 km (0.1 R)
• M15: 30,967,358 km (0.087 R)
• M16: 33,333,398 km (0.063 R)
• M17: 34,183,861 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.5

Radius: 13.8

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 10.12 AU - 11.42 AU

Year: 13245 Days

Day: 5.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,939,714 km

• M1: 171,589 km (0.056 R)
• M2: 715,975 km (0.055 R)
• M3: 1,360,742 km (0.059 R)
• M4: 2,280,919 km (0.104 R)
• M5: 2,834,281 km (0.111 R)
• M6: 3,584,066 km (0.1 R)
• M7: 4,184,851 km (0.101 R)
• M8: 4,687,350 km (0.087 R)
• M9: 7,334,933 km (0.065 R)
• M10: 7,881,115 km (0.066 R)
• M11: 8,405,456 km (0.101 R)
• M12: 11,089,690 km (0.075 R)
• M13: 15,375,520 km (0.11 R)
• M14: 17,283,341 km (0.104 R)
• M15: 18,171,055 km (0.099 R)
• M16: 22,028,735 km (0.1 R)
• M17: 23,950,619 km (0.074 R)
• M18: 26,719,376 km (0.055 R)
• M19: 33,376,482 km (0.052 R)
• M20: 33,872,698 km (0.086 R)
• M21: 42,207,992 km (0.104 R)
• M22: 44,262,868 km (0.091 R)
• M23: 44,711,812 km (0.105 R)
• M24: 45,466,682 km (0.107 R)
• M25: 49,529,910 km (0.103 R)
• M26: 57,834,537 km (0.041 R)
• M27: 59,818,653 km (0.116 R)
• M28: 60,735,389 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.4

Radius: 3

Gravity: 98.04 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 10.72 AU - 14.6 AU

Year: 16880 Days

Day: 17 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,939,714 km

• M1: 41,289 km (0.098 R)
• M2: 141,071 km (0.102 R)
• M3: 490,232 km (0.056 R)
• M4: 1,164,470 km (0.117 R)
• M5: 1,625,082 km (0.06 R)
• M6: 2,052,632 km (0.114 R)
• M7: 2,196,546 km (0.093 R)
• M8: 2,347,191 km (0.115 R)
• M9: 3,178,805 km (0.105 R)
• M10: 4,060,535 km (0.077 R)
• M11: 5,243,405 km (0.087 R)
• M12: 6,952,860 km (0.038 R)
• M13: 7,808,410 km (0.112 R)
• M14: 15,215,300 km (0.078 R)
• M15: 16,729,380 km (0.063 R)
• M16: 18,079,950 km (0.111 R)
• M17: 19,049,344 km (0.089 R)
• M18: 20,615,035 km (0.093 R)
• M19: 28,550,903 km (0.047 R)
• M20: 37,592,299 km (0.111 R)
• M21: 39,896,855 km (0.104 R)
• M22: 40,043,909 km (0.078 R)
• M23: 42,753,575 km (0.074 R)
• M24: 42,907,661 km (0.041 R)
• M25: 43,527,445 km (0.044 R)
• M26: 44,468,266 km (0.069 R)
• M27: 52,488,208 km (0.109 R)
• M28: 68,323,891 km (0.115 R)
• M29: 71,311,061 km (0.089 R)
• M30: 72,836,660 km (0.098 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 10,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit