🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.54 AU - 0.6 AU

Year: 160 Days

Day: 35 Hours

Environment

Temp: 232 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.47 AU - 0.71 AU

Year: 169 Days

Day: 17.6 Hours

Environment

Temp: 194 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.2 AU - 1.4 AU

Year: 553 Days

Day: 27.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.29 AU - 4.29 AU

Year: 3312 Days

Day: 15 Hours

Environment

Temp: -125 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,985,680 km

• M1: 69,413 km (0.117 R)
• M2: 722,857 km (0.037 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.17 AU - 4.61 AU

Year: 3429 Days

Day: 13.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 132.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,985,680 km

• M1: 182,061 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.5

Radius: 9.7

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.99 AU - 5.01 AU

Year: 3559 Days

Day: 6.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,985,680 km

• M1: 139,276 km (0.098 R)
• M2: 578,046 km (0.08 R)
• M3: 975,827 km (0.111 R)
• M4: 1,471,893 km (0.1 R)
• M5: 2,482,277 km (0.105 R)
• M6: 2,922,993 km (0.08 R)
• M7: 4,322,331 km (0.092 R)
• M8: 4,867,765 km (0.073 R)
• M9: 6,068,737 km (0.119 R)
• M10: 8,378,378 km (0.114 R)
• M11: 8,973,778 km (0.089 R)
• M12: 9,300,350 km (0.119 R)
• M13: 10,646,432 km (0.111 R)
• M14: 12,030,511 km (0.096 R)
• M15: 13,202,610 km (0.053 R)
• M16: 13,625,524 km (0.106 R)
• M17: 17,622,928 km (0.056 R)
• M18: 19,192,060 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.6

Radius: 11.2

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.79 AU - 5.53 AU

Year: 4369 Days

Day: 8.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,985,680 km

• M1: 139,276 km (0.116 R)
• M2: 990,338 km (0.082 R)
• M3: 4,201,606 km (0.101 R)
• M4: 6,976,497 km (0.038 R)
• M5: 7,985,235 km (0.091 R)
• M6: 8,375,237 km (0.083 R)
• M7: 11,109,287 km (0.038 R)
• M8: 12,743,943 km (0.084 R)
• M9: 13,142,921 km (0.071 R)
• M10: 15,968,526 km (0.1 R)
• M11: 19,003,567 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.7

Radius: 11.1

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.42 AU - 10.32 AU

Year: 11559 Days

Day: 14 Hours

Environment

Temp: -184 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,985,680 km

• M1: 146,008 km (0.119 R)
• M2: 730,935 km (0.101 R)
• M3: 1,194,838 km (0.11 R)
• M4: 2,721,185 km (0.116 R)
• M5: 4,821,689 km (0.107 R)
• M6: 5,339,447 km (0.112 R)
• M7: 6,522,617 km (0.117 R)
• M8: 10,810,241 km (0.118 R)
• M9: 11,485,676 km (0.09 R)
• M10: 22,012,728 km (0.074 R)
• M11: 23,869,836 km (0.095 R)
• M12: 26,012,527 km (0.034 R)
• M13: 26,754,382 km (0.055 R)
• M14: 28,475,207 km (0.044 R)
• M15: 29,763,095 km (0.094 R)
• M16: 37,139,018 km (0.065 R)
• M17: 37,489,825 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.2

Radius: 7.4

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 14.02 AU - 16.2 AU

Year: 21895 Days

Day: 23.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,985,680 km

• M1: 92,302 km (0.048 R)
• M2: 682,914 km (0.078 R)
• M3: 1,641,837 km (0.098 R)
• M4: 2,271,045 km (0.112 R)
• M5: 2,697,250 km (0.078 R)
• M6: 3,251,959 km (0.078 R)
• M7: 8,143,958 km (0.064 R)
• M8: 9,349,867 km (0.112 R)
• M9: 9,615,403 km (0.08 R)
• M10: 10,785,857 km (0.084 R)
• M11: 19,520,877 km (0.089 R)
• M12: 22,130,163 km (0.065 R)
• M13: 24,258,342 km (0.116 R)
• M14: 37,636,281 km (0.104 R)
• M15: 46,864,675 km (0.104 R)
• M16: 48,114,565 km (0.092 R)
• M17: 51,172,196 km (0.066 R)
• M18: 51,997,826 km (0.068 R)
• M19: 55,910,409 km (0.103 R)
• M20: 60,380,992 km (0.084 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: 349 - 10,730 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit