🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.51 AU - 0.69 AU

Year: 166 Days

Day: 24.9 Hours

Environment

Temp: 178 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.05 AU - 1.15 AU

Year: 411 Days

Day: 43.6 Hours

Environment

Temp: 30 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.69 AU - 1.77 AU

Year: 811 Days

Day: 18 Hours

Environment

Temp: -44 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.86 AU - 3.98 AU

Year: 2254 Days

Day: 35.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.88 AU - 4.02 AU

Year: 2284 Days

Day: 42.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.1

Radius: 12.6

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.03 AU - 8.63 AU

Year: 7074 Days

Day: 7.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,957,924 km

• M1: 156,779 km (0.115 R)
• M2: 612,154 km (0.104 R)
• M3: 1,350,121 km (0.042 R)
• M4: 1,833,472 km (0.1 R)
• M5: 2,754,546 km (0.111 R)
• M6: 3,320,474 km (0.101 R)
• M7: 5,268,388 km (0.083 R)
• M8: 6,229,555 km (0.076 R)
• M9: 7,886,052 km (0.11 R)
• M10: 10,609,930 km (0.066 R)
• M11: 11,188,275 km (0.119 R)
• M12: 12,589,409 km (0.042 R)
• M13: 13,050,320 km (0.063 R)
• M14: 13,811,324 km (0.081 R)
• M15: 16,655,030 km (0.085 R)
• M16: 17,664,816 km (0.051 R)
• M17: 18,954,050 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.8

Radius: 7.4

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 12.41 AU - 13.55 AU

Year: 16669 Days

Day: 19 Hours

Environment

Temp: -184 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 103,957,924 km

• M1: 324,029 km (0.101 R)
• M2: 879,785 km (0.107 R)
• M3: 1,278,164 km (0.112 R)
• M4: 1,616,405 km (0.083 R)
• M5: 5,173,693 km (0.095 R)
• M6: 6,726,967 km (0.108 R)
• M7: 7,228,270 km (0.071 R)
• M8: 10,066,590 km (0.111 R)
• M9: 14,498,128 km (0.086 R)
• M10: 15,399,605 km (0.091 R)
• M11: 16,133,682 km (0.118 R)
• M12: 16,474,914 km (0.047 R)
• M13: 21,443,508 km (0.119 R)
• M14: 23,299,120 km (0.083 R)
• M15: 25,627,162 km (0.105 R)
• M16: 30,324,386 km (0.114 R)
• M17: 33,645,010 km (0.086 R)
• M18: 34,879,342 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.3

Radius: 6.9

Gravity: 15.23 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 13.88 AU - 15.58 AU

Year: 20151 Days

Day: 18 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 103,957,924 km

• M1: 85,869 km (0.103 R)
• M2: 1,109,119 km (0.058 R)
• M3: 1,331,720 km (0.066 R)
• M4: 2,909,230 km (0.067 R)
• M5: 3,395,423 km (0.036 R)
• M6: 3,779,141 km (0.06 R)
• M7: 4,494,369 km (0.059 R)
• M8: 8,169,091 km (0.058 R)
• M9: 8,535,755 km (0.12 R)
• M10: 12,209,729 km (0.101 R)
• M11: 13,905,720 km (0.093 R)
• M12: 15,276,635 km (0.111 R)
• M13: 20,209,924 km (0.097 R)
• M14: 25,885,518 km (0.111 R)
• M15: 27,367,135 km (0.091 R)
• M16: 29,878,285 km (0.097 R)
• M17: 44,122,396 km (0.082 R)
• M18: 52,422,834 km (0.115 R)
• M19: 53,505,773 km (0.078 R)
• M20: 63,930,500 km (0.1 R)
• M21: 65,373,671 km (0.117 R)
• M22: 68,539,012 km (0.102 R)
• M23: 70,705,040 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.6

Radius: 4.1

Gravity: 42.93 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 17.32 AU - 22.04 AU

Year: 31120 Days

Day: 23.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 103,957,924 km

• M1: 51,013 km (0.049 R)
• M2: 204,949 km (0.115 R)
• M3: 552,465 km (0.09 R)
• M4: 2,381,149 km (0.091 R)
• M5: 3,650,936 km (0.09 R)
• M6: 4,858,640 km (0.102 R)
• M7: 6,953,608 km (0.087 R)
• M8: 8,962,708 km (0.105 R)
• M9: 9,646,370 km (0.07 R)
• M10: 11,831,995 km (0.099 R)
• M11: 19,192,659 km (0.098 R)
• M12: 20,535,001 km (0.111 R)
• M13: 32,435,212 km (0.116 R)
• M14: 35,538,470 km (0.086 R)
• M15: 38,511,728 km (0.1 R)
• M16: 39,320,903 km (0.106 R)
• M17: 42,670,698 km (0.101 R)
• M18: 57,132,624 km (0.116 R)
• M19: 67,768,583 km (0.085 R)
• M20: 70,138,962 km (0.102 R)
• M21: 76,813,570 km (0.119 R)
• M22: 78,352,184 km (0.12 R)
• M23: 86,354,473 km (0.091 R)
• M24: 89,984,914 km (0.056 R)
• M25: 94,006,853 km (0.085 R)
• M26: 100,261,989 km (0.098 R)
• M27: 103,025,510 km (0.074 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 18,122 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit