🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.63 AU - 0.83 AU

Year: 265 Days

Day: 28.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 41 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 45,083,152 km

• M1: 484,099 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.69 AU - 0.79 AU

Year: 270 Days

Day: 42.9 Hours

Environment

Temp: -11 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.79 AU - 0.79 AU

Year: 298 Days

Day: 15.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.96 AU - 1.3 AU

Year: 510 Days

Day: 23.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,083,152 km

• M1: 467,045 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.12 AU - 1.32 AU

Year: 572 Days

Day: 22.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,083,152 km

• M1: 328,816 km (0.041 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.77 AU - 1.81 AU

Year: 1017 Days

Day: 19.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.81 AU - 1.93 AU

Year: 1086 Days

Day: 37.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.85 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 11.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.9

Radius: 5.5

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 9.15 AU - 14.49 AU

Year: 17254 Days

Day: 15.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,083,152 km

• M1: 68,516 km (0.103 R)
• M2: 321,785 km (0.082 R)
• M3: 1,953,748 km (0.071 R)
• M4: 2,262,369 km (0.052 R)
• M5: 2,582,059 km (0.117 R)
• M6: 3,141,256 km (0.084 R)
• M7: 4,286,877 km (0.052 R)
• M8: 6,088,783 km (0.12 R)
• M9: 7,799,883 km (0.094 R)
• M10: 8,575,548 km (0.048 R)
• M11: 12,618,281 km (0.11 R)
• M12: 14,472,397 km (0.09 R)
• M13: 24,176,961 km (0.103 R)
• M14: 25,521,397 km (0.108 R)
• M15: 30,508,691 km (0.098 R)
• M16: 35,373,763 km (0.057 R)
• M17: 48,832,635 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.8

Radius: 3.4

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 13.44 AU - 17.82 AU

Year: 26237 Days

Day: 18.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,083,152 km

• M1: 42,336 km (0.095 R)
• M2: 774,019 km (0.115 R)
• M3: 1,471,594 km (0.111 R)
• M4: 3,438,507 km (0.091 R)
• M5: 4,541,492 km (0.079 R)
• M6: 5,042,196 km (0.114 R)
• M7: 5,683,373 km (0.05 R)
• M8: 6,041,809 km (0.066 R)
• M9: 9,322,341 km (0.113 R)
• M10: 9,820,352 km (0.115 R)
• M11: 22,155,744 km (0.077 R)
• M12: 24,040,079 km (0.08 R)
• M13: 30,220,864 km (0.045 R)
• M14: 38,380,231 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.2

Radius: 4.7

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 13.12 AU - 20.56 AU

Year: 29342 Days

Day: 16.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,083,152 km

• M1: 58,493 km (0.088 R)
• M2: 334,351 km (0.101 R)
• M3: 944,711 km (0.089 R)
• M4: 3,049,403 km (0.053 R)
• M5: 3,539,186 km (0.114 R)
• M6: 5,453,441 km (0.079 R)
• M7: 5,720,323 km (0.106 R)
• M8: 8,888,806 km (0.081 R)
• M9: 14,721,178 km (0.115 R)
• M10: 15,173,413 km (0.116 R)
• M11: 16,173,325 km (0.091 R)
• M12: 19,979,693 km (0.107 R)
• M13: 20,613,689 km (0.045 R)
• M14: 22,173,247 km (0.074 R)
• M15: 27,320,760 km (0.033 R)
• M16: 32,772,106 km (0.115 R)
• M17: 32,990,968 km (0.087 R)
• M18: 34,776,718 km (0.088 R)
• M19: 43,218,526 km (0.063 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 13,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit