🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.61 AU - 0.61 AU

Year: 177 Days

Day: 30.3 Hours

Environment

Temp: 206 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.77 AU - 0.87 AU

Year: 275 Days

Day: 47.7 Hours

Environment

Temp: 115 °C

Axial Tilt: 68.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,610,250 km

• M1: 22,589 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.71 AU - 1.13 AU

Year: 327 Days

Day: 23.7 Hours

Environment

Temp: 41 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.11 AU - 1.47 AU

Year: 543 Days

Day: 40.3 Hours

Environment

Temp: -21 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.39 AU - 1.89 AU

Year: 779 Days

Day: 28.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.9

Radius: 10.3

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.4 AU - 6.58 AU

Year: 4770 Days

Day: 14.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,610,250 km

• M1: 145,409 km (0.075 R)
• M2: 510,877 km (0.034 R)
• M3: 1,162,226 km (0.048 R)
• M4: 1,489,247 km (0.103 R)
• M5: 1,904,680 km (0.095 R)
• M6: 2,489,608 km (0.062 R)
• M7: 4,308,718 km (0.106 R)
• M8: 5,398,688 km (0.074 R)
• M9: 7,498,144 km (0.084 R)
• M10: 10,888,331 km (0.095 R)
• M11: 12,558,292 km (0.109 R)
• M12: 13,086,223 km (0.117 R)
• M13: 14,237,678 km (0.099 R)
• M14: 16,399,367 km (0.119 R)
• M15: 18,957,940 km (0.092 R)
• M16: 25,077,390 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784

Radius: 9.9

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.16 AU - 7.72 AU

Year: 7526 Days

Day: 6.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,610,250 km

• M1: 123,119 km (0.095 R)
• M2: 500,704 km (0.114 R)
• M3: 825,182 km (0.117 R)
• M4: 1,379,292 km (0.071 R)
• M5: 2,101,551 km (0.102 R)
• M6: 2,539,125 km (0.106 R)
• M7: 2,850,438 km (0.094 R)
• M8: 3,253,604 km (0.057 R)
• M9: 3,892,088 km (0.1 R)
• M10: 4,929,848 km (0.119 R)
• M11: 6,142,489 km (0.117 R)
• M12: 6,781,870 km (0.116 R)
• M13: 7,742,737 km (0.115 R)
• M14: 8,319,138 km (0.091 R)
• M15: 8,661,118 km (0.084 R)
• M16: 12,396,727 km (0.026 R)
• M17: 12,787,177 km (0.082 R)
• M18: 14,370,970 km (0.099 R)
• M19: 14,864,344 km (0.115 R)
• M20: 16,748,230 km (0.113 R)
• M21: 17,642,226 km (0.043 R)
• M22: 19,079,563 km (0.082 R)
• M23: 22,349,323 km (0.12 R)
• M24: 28,309,602 km (0.094 R)
• M25: 30,984,561 km (0.05 R)
• M26: 31,601,054 km (0.054 R)
• M27: 32,016,637 km (0.105 R)
• M28: 35,361,645 km (0.115 R)
• M29: 39,051,926 km (0.066 R)
• M30: 39,892,217 km (0.064 R)
• M31: 41,360,370 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641

Radius: 4.4

Gravity: 33.11 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 12.39 AU - 16.23 AU

Year: 20075 Days

Day: 24.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,610,250 km

• M1: 55,351 km (0.106 R)
• M2: 196,871 km (0.096 R)
• M3: 348,862 km (0.092 R)
• M4: 785,389 km (0.07 R)
• M5: 997,818 km (0.034 R)
• M6: 1,276,519 km (0.045 R)
• M7: 1,522,158 km (0.108 R)
• M8: 1,910,963 km (0.055 R)
• M9: 2,362,898 km (0.076 R)
• M10: 2,908,183 km (0.086 R)
• M11: 3,278,737 km (0.101 R)
• M12: 3,620,867 km (0.049 R)
• M13: 4,081,479 km (0.099 R)
• M14: 5,344,982 km (0.116 R)
• M15: 5,578,355 km (0.074 R)
• M16: 6,023,857 km (0.069 R)
• M17: 6,580,511 km (0.117 R)
• M18: 8,613,097 km (0.051 R)
• M19: 10,598,411 km (0.113 R)
• M20: 11,407,586 km (0.106 R)
• M21: 14,081,049 km (0.108 R)
• M22: 14,302,454 km (0.111 R)
• M23: 14,676,748 km (0.053 R)
• M24: 15,523,173 km (0.107 R)
• M25: 15,680,400 km (0.043 R)
• M26: 21,101,827 km (0.036 R)
• M27: 29,417,075 km (0.064 R)
• M28: 36,535,091 km (0.11 R)
• M29: 42,223,999 km (0.071 R)
• M30: 46,165,155 km (0.09 R)
• M31: 46,981,660 km (0.076 R)
• M32: 47,641,835 km (0.091 R)
• M33: 52,969,165 km (0.071 R)
• M34: 56,795,131 km (0.119 R)
• M35: 66,429,832 km (0.082 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 14,203 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit