🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.56 AU - 0.72 AU

Year: 178 Days

Day: 30.8 Hours

Environment

Temp: 235 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.69 AU - 1.13 AU

Year: 302 Days

Day: 20.4 Hours

Environment

Temp: 124 °C

Axial Tilt: 46.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.63 AU - 2.09 AU

Year: 883 Days

Day: 38.3 Hours

Environment

Temp: -32 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.19 AU - 3.01 AU

Year: 1460 Days

Day: 42.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.7 AU - 3.08 AU

Year: 1711 Days

Day: 12.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.5

Radius: 10.7

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.99 AU - 7.91 AU

Year: 5705 Days

Day: 5.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,772,825 km

• M1: 134,638 km (0.082 R)
• M2: 686,205 km (0.095 R)
• M3: 1,187,657 km (0.115 R)
• M4: 1,624,932 km (0.058 R)
• M5: 2,200,884 km (0.105 R)
• M6: 2,681,542 km (0.067 R)
• M7: 3,445,688 km (0.084 R)
• M8: 4,374,840 km (0.066 R)
• M9: 5,584,339 km (0.039 R)
• M10: 7,403,599 km (0.077 R)
• M11: 10,827,894 km (0.073 R)
• M12: 20,668,591 km (0.034 R)
• M13: 21,340,585 km (0.118 R)
• M14: 22,104,282 km (0.117 R)
• M15: 24,339,723 km (0.117 R)
• M16: 29,255,360 km (0.027 R)
• M17: 30,869,371 km (0.038 R)
• M18: 31,257,727 km (0.098 R)
• M19: 34,690,549 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.2

Radius: 7.2

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 16 AU - 23.86 AU

Year: 30985 Days

Day: 15.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,772,825 km

• M1: 89,609 km (0.083 R)
• M2: 366,664 km (0.119 R)
• M3: 854,503 km (0.109 R)
• M4: 1,233,584 km (0.099 R)
• M5: 2,031,240 km (0.061 R)
• M6: 2,959,345 km (0.112 R)
• M7: 3,501,787 km (0.105 R)
• M8: 6,692,111 km (0.052 R)
• M9: 7,897,870 km (0.042 R)
• M10: 8,698,967 km (0.099 R)
• M11: 9,303,641 km (0.094 R)
• M12: 9,679,730 km (0.061 R)
• M13: 11,145,939 km (0.077 R)
• M14: 12,985,245 km (0.069 R)
• M15: 14,511,891 km (0.089 R)
• M16: 16,424,799 km (0.084 R)
• M17: 16,697,965 km (0.057 R)
• M18: 21,711,438 km (0.093 R)
• M19: 22,821,903 km (0.074 R)
• M20: 26,132,205 km (0.076 R)
• M21: 32,959,253 km (0.066 R)
• M22: 33,686,449 km (0.099 R)
• M23: 35,172,853 km (0.112 R)
• M24: 35,627,032 km (0.06 R)
• M25: 38,595,802 km (0.104 R)
• M26: 53,506,670 km (0.095 R)
• M27: 56,556,373 km (0.086 R)
• M28: 62,113,634 km (0.101 R)
• M29: 66,628,348 km (0.113 R)
• M30: 69,439,442 km (0.114 R)
• M31: 72,084,931 km (0.06 R)
• M32: 74,796,691 km (0.076 R)
• M33: 78,603,359 km (0.119 R)
• M34: 91,649,041 km (0.118 R)
• M35: 93,374,802 km (0.086 R)
• M36: 100,494,314 km (0.085 R)
• M37: 101,103,477 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.6

Radius: 6.7

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 16.53 AU - 23.63 AU

Year: 31336 Days

Day: 16.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,772,825 km

• M1: 83,326 km (0.086 R)
• M2: 425,606 km (0.073 R)
• M3: 683,064 km (0.11 R)
• M4: 1,022,501 km (0.057 R)
• M5: 1,699,881 km (0.062 R)
• M6: 2,154,359 km (0.105 R)
• M7: 2,578,170 km (0.074 R)
• M8: 3,783,330 km (0.113 R)
• M9: 4,338,937 km (0.055 R)
• M10: 4,880,930 km (0.097 R)
• M11: 5,721,670 km (0.09 R)
• M12: 7,641,758 km (0.096 R)
• M13: 7,960,551 km (0.089 R)
• M14: 8,479,207 km (0.106 R)
• M15: 8,920,072 km (0.107 R)
• M16: 10,170,860 km (0.11 R)
• M17: 17,342,732 km (0.09 R)
• M18: 23,197,244 km (0.094 R)
• M19: 24,547,066 km (0.028 R)
• M20: 25,441,960 km (0.077 R)
• M21: 26,152,849 km (0.067 R)
• M22: 29,019,593 km (0.087 R)
• M23: 30,699,278 km (0.118 R)
• M24: 32,206,626 km (0.101 R)
• M25: 32,561,323 km (0.114 R)
• M26: 37,153,230 km (0.101 R)
• M27: 38,068,021 km (0.112 R)
• M28: 44,019,024 km (0.111 R)
• M29: 50,561,238 km (0.094 R)
• M30: 53,152,123 km (0.119 R)
• M31: 54,146,201 km (0.106 R)

Kuiper Belt

Range: 31.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 13,273 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit