🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.53 AU - 0.61 AU

Year: 159 Days

Day: 37.1 Hours

Environment

Temp: 140 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,460,757 km

• M1: 34,258 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.54 AU - 0.62 AU

Year: 163 Days

Day: 37.3 Hours

Environment

Temp: 224 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.11 AU - 1.65 AU

Year: 598 Days

Day: 17.4 Hours

Environment

Temp: -32 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.37 AU - 1.75 AU

Year: 719 Days

Day: 25.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.17 AU - 3.37 AU

Year: 1701 Days

Day: 31.9 Hours

Environment

Temp: -97 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.1

Radius: 14.6

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.9 AU - 6.4 AU

Year: 5627 Days

Day: 9 Hours

Environment

Temp: -159 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,460,757 km

• M1: 181,612 km (0.107 R)
• M2: 680,670 km (0.054 R)
• M3: 1,217,577 km (0.119 R)
• M4: 1,800,710 km (0.106 R)
• M5: 2,438,296 km (0.076 R)
• M6: 3,743,238 km (0.034 R)
• M7: 4,317,843 km (0.089 R)
• M8: 4,977,869 km (0.097 R)
• M9: 7,232,159 km (0.083 R)
• M10: 8,128,999 km (0.096 R)
• M11: 9,260,856 km (0.059 R)
• M12: 9,716,830 km (0.047 R)
• M13: 11,362,108 km (0.063 R)
• M14: 12,079,579 km (0.085 R)
• M15: 15,085,599 km (0.067 R)
• M16: 18,821,656 km (0.12 R)
• M17: 19,286,457 km (0.108 R)
• M18: 19,827,103 km (0.107 R)
• M19: 22,460,624 km (0.098 R)
• M20: 24,445,638 km (0.098 R)
• M21: 29,736,466 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.9

Radius: 9.5

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.57 AU - 9.33 AU

Year: 8270 Days

Day: 12.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,460,757 km

• M1: 118,332 km (0.099 R)
• M2: 721,062 km (0.106 R)
• M3: 1,159,982 km (0.114 R)
• M4: 1,488,798 km (0.116 R)
• M5: 2,249,802 km (0.103 R)
• M6: 3,136,319 km (0.072 R)
• M7: 4,581,584 km (0.101 R)
• M8: 4,972,633 km (0.109 R)
• M9: 10,560,263 km (0.081 R)
• M10: 11,244,374 km (0.106 R)
• M11: 12,297,244 km (0.115 R)
• M12: 13,535,915 km (0.075 R)
• M13: 15,182,239 km (0.067 R)
• M14: 15,985,580 km (0.09 R)
• M15: 16,887,505 km (0.118 R)
• M16: 20,674,276 km (0.079 R)
• M17: 21,245,890 km (0.097 R)
• M18: 21,996,422 km (0.095 R)
• M19: 22,678,289 km (0.073 R)
• M20: 26,396,095 km (0.048 R)
• M21: 28,050,199 km (0.118 R)
• M22: 29,463,301 km (0.115 R)
• M23: 29,979,413 km (0.11 R)
• M24: 30,606,528 km (0.065 R)
• M25: 34,327,027 km (0.096 R)
• M26: 41,351,095 km (0.106 R)
• M27: 43,047,236 km (0.043 R)

Asteroid Belt

Center: 12.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.3

Radius: 3.3

Gravity: 67.98 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 15.08 AU - 17.74 AU

Year: 24527 Days

Day: 20.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 89,460,757 km

• M1: 45,627 km (0.079 R)
• M2: 373,995 km (0.087 R)
• M3: 496,067 km (0.119 R)
• M4: 1,667,717 km (0.065 R)
• M5: 1,860,399 km (0.073 R)
• M6: 3,139,012 km (0.095 R)
• M7: 4,389,202 km (0.103 R)
• M8: 5,064,786 km (0.087 R)
• M9: 5,893,707 km (0.119 R)
• M10: 7,974,015 km (0.067 R)
• M11: 8,189,436 km (0.112 R)
• M12: 9,624,379 km (0.086 R)
• M13: 10,690,563 km (0.109 R)
• M14: 10,820,863 km (0.054 R)
• M15: 14,043,351 km (0.1 R)
• M16: 14,199,830 km (0.119 R)
• M17: 15,998,295 km (0.095 R)
• M18: 16,340,875 km (0.104 R)
• M19: 17,129,405 km (0.067 R)
• M20: 19,940,947 km (0.082 R)
• M21: 20,739,501 km (0.074 R)
• M22: 24,597,929 km (0.094 R)
• M23: 27,664,237 km (0.086 R)
• M24: 35,983,075 km (0.032 R)
• M25: 36,866,899 km (0.083 R)
• M26: 39,449,258 km (0.082 R)
• M27: 46,168,147 km (0.076 R)
• M28: 53,229,914 km (0.106 R)
• M29: 62,233,013 km (0.048 R)
• M30: 63,505,044 km (0.11 R)
• M31: 67,203,253 km (0.075 R)
• M32: 69,218,037 km (0.062 R)
• M33: 73,602,751 km (0.084 R)
• M34: 78,169,076 km (0.054 R)
• M35: 78,906,893 km (0.086 R)
• M36: 81,399,792 km (0.119 R)
• M37: 82,665,839 km (0.085 R)
• M38: 83,431,630 km (0.092 R)
• M39: 86,804,912 km (0.115 R)
• M40: 87,331,796 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 20,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit