🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.45 AU - 0.65 AU

Year: 186 Days

Day: 42.3 Hours

Environment

Temp: -8 °C

Axial Tilt: 24.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 51,293,943 km

• M1: 270,174 km (0.073 R)
• M2: 285,582 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.14 AU - 1.24 AU

Year: 593 Days

Day: 14 Hours

Environment

Temp: -88 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,293,943 km

• M1: 128,355 km (0.049 R)
• M2: 403,166 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.17 AU - 1.45 AU

Year: 685 Days

Day: 38.2 Hours

Environment

Temp: -104 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.62 AU - 2.06 AU

Year: 1140 Days

Day: 37.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.7

Radius: 12.1

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.75 AU - 3.27 AU

Year: 2384 Days

Day: 14.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,293,943 km

• M1: 150,495 km (0.075 R)
• M2: 1,082,191 km (0.053 R)
• M3: 1,685,669 km (0.036 R)
• M4: 2,128,927 km (0.085 R)
• M5: 2,704,281 km (0.091 R)
• M6: 3,365,503 km (0.088 R)
• M7: 4,786,085 km (0.116 R)
• M8: 5,441,323 km (0.117 R)
• M9: 6,155,653 km (0.081 R)
• M10: 6,827,796 km (0.115 R)
• M11: 8,467,389 km (0.038 R)
• M12: 8,923,064 km (0.084 R)
• M13: 9,950,502 km (0.119 R)
• M14: 11,162,544 km (0.083 R)
• M15: 12,823,081 km (0.059 R)
• M16: 13,222,507 km (0.1 R)
• M17: 13,671,301 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.5

Radius: 13.5

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.45 AU - 3.49 AU

Year: 2951 Days

Day: 7.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,293,943 km

• M1: 167,998 km (0.093 R)
• M2: 659,128 km (0.083 R)
• M3: 1,171,351 km (0.069 R)
• M4: 1,602,792 km (0.086 R)
• M5: 2,332,081 km (0.074 R)
• M6: 3,459,301 km (0.103 R)
• M7: 4,600,883 km (0.111 R)
• M8: 5,100,240 km (0.105 R)
• M9: 6,711,110 km (0.114 R)
• M10: 7,737,950 km (0.114 R)
• M11: 8,768,829 km (0.115 R)
• M12: 10,067,189 km (0.115 R)
• M13: 10,688,020 km (0.032 R)
• M14: 12,006,576 km (0.091 R)
• M15: 14,456,241 km (0.089 R)
• M16: 15,533,345 km (0.107 R)
• M17: 16,264,131 km (0.082 R)
• M18: 17,068,668 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.9

Radius: 9.9

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.28 AU - 4.42 AU

Year: 4142 Days

Day: 5.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,293,943 km

• M1: 123,119 km (0.085 R)
• M2: 480,658 km (0.069 R)
• M3: 834,756 km (0.083 R)
• M4: 1,397,992 km (0.119 R)
• M5: 2,026,154 km (0.062 R)
• M6: 2,547,652 km (0.098 R)
• M7: 2,865,697 km (0.119 R)
• M8: 3,582,570 km (0.104 R)
• M9: 4,414,633 km (0.115 R)
• M10: 5,577,308 km (0.054 R)
• M11: 6,258,277 km (0.107 R)
• M12: 6,812,089 km (0.046 R)
• M13: 7,303,667 km (0.104 R)
• M14: 7,851,644 km (0.087 R)
• M15: 8,392,141 km (0.082 R)
• M16: 8,707,045 km (0.093 R)
• M17: 9,397,888 km (0.031 R)
• M18: 10,643,290 km (0.112 R)
• M19: 11,054,235 km (0.085 R)
• M20: 11,690,326 km (0.058 R)
• M21: 12,216,761 km (0.088 R)
• M22: 12,531,066 km (0.09 R)
• M23: 13,082,483 km (0.077 R)
• M24: 15,399,156 km (0.081 R)
• M25: 16,957,966 km (0.063 R)
• M26: 17,804,241 km (0.088 R)
• M27: 19,642,200 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.4

Radius: 5.4

Gravity: 13.29 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.87 AU - 12.39 AU

Year: 14720 Days

Day: 23.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,293,943 km

• M1: 68,815 km (0.117 R)
• M2: 698,622 km (0.114 R)
• M3: 2,062,805 km (0.04 R)
• M4: 3,520,786 km (0.068 R)
• M5: 5,151,552 km (0.106 R)
• M6: 11,076,974 km (0.109 R)
• M7: 11,411,026 km (0.091 R)
• M8: 15,612,632 km (0.118 R)
• M9: 16,032,853 km (0.104 R)
• M10: 19,107,837 km (0.104 R)
• M11: 25,037,298 km (0.088 R)
• M12: 39,181,478 km (0.087 R)
• M13: 41,138,966 km (0.107 R)
• M14: 43,572,923 km (0.11 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 19,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit