🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.71 AU - 0.89 AU

Year: 267 Days

Day: 33.4 Hours

Environment

Temp: 86 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.89 AU - 1.03 AU

Year: 351 Days

Day: 31.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 26,891,618 km

• M1: 41,887 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.78 AU - 1.18 AU

Year: 362 Days

Day: 25.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.78 AU - 2 AU

Year: 969 Days

Day: 17.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,891,618 km

• M1: 16,905 km (0.116 R)

Asteroid Belt

Center: 3.63 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.2

Radius: 11.7

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.09 AU - 6.65 AU

Year: 4639 Days

Day: 9.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 26,891,618 km

• M1: 145,559 km (0.107 R)
• M2: 951,143 km (0.051 R)
• M3: 1,469,201 km (0.095 R)
• M4: 2,262,817 km (0.106 R)
• M5: 2,774,891 km (0.114 R)
• M6: 3,145,594 km (0.102 R)
• M7: 3,988,429 km (0.112 R)
• M8: 4,389,650 km (0.086 R)
• M9: 4,817,949 km (0.082 R)
• M10: 6,058,265 km (0.053 R)
• M11: 7,713,715 km (0.082 R)
• M12: 8,115,236 km (0.119 R)
• M13: 8,881,027 km (0.105 R)
• M14: 9,990,595 km (0.109 R)
• M15: 11,705,734 km (0.064 R)
• M16: 12,533,459 km (0.094 R)
• M17: 13,038,352 km (0.059 R)
• M18: 13,556,858 km (0.085 R)
• M19: 14,142,833 km (0.081 R)
• M20: 15,944,590 km (0.094 R)
• M21: 16,779,047 km (0.077 R)
• M22: 17,392,697 km (0.059 R)
• M23: 18,405,774 km (0.119 R)
• M24: 19,324,155 km (0.043 R)
• M25: 19,930,476 km (0.066 R)
• M26: 22,336,159 km (0.101 R)
• M27: 27,547,550 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.3

Radius: 10.5

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.09 AU - 6.01 AU

Year: 4874 Days

Day: 5.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,891,618 km

• M1: 130,599 km (0.103 R)
• M2: 483,650 km (0.108 R)
• M3: 1,084,435 km (0.066 R)
• M4: 1,488,798 km (0.118 R)
• M5: 1,909,018 km (0.048 R)
• M6: 2,407,927 km (0.079 R)
• M7: 2,824,258 km (0.113 R)
• M8: 3,433,122 km (0.038 R)
• M9: 4,033,009 km (0.098 R)
• M10: 4,470,732 km (0.109 R)
• M11: 5,384,476 km (0.062 R)
• M12: 6,679,844 km (0.091 R)
• M13: 8,916,033 km (0.088 R)
• M14: 11,276,837 km (0.052 R)
• M15: 14,026,745 km (0.084 R)
• M16: 14,637,254 km (0.064 R)
• M17: 16,211,173 km (0.06 R)
• M18: 20,317,186 km (0.103 R)
• M19: 22,346,481 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.9

Radius: 13.3

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 9.19 AU - 9.23 AU

Year: 10419 Days

Day: 12.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,891,618 km

• M1: 166,054 km (0.078 R)
• M2: 631,453 km (0.1 R)
• M3: 2,241,724 km (0.042 R)
• M4: 2,781,772 km (0.057 R)
• M5: 5,314,913 km (0.101 R)
• M6: 7,173,068 km (0.058 R)
• M7: 10,647,628 km (0.105 R)
• M8: 13,806,986 km (0.103 R)
• M9: 16,707,539 km (0.115 R)
• M10: 19,455,353 km (0.068 R)
• M11: 22,241,164 km (0.071 R)
• M12: 25,192,581 km (0.106 R)
• M13: 25,647,508 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99

Radius: 13.6

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9 AU - 10.16 AU

Year: 11054 Days

Day: 5.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,891,618 km

• M1: 169,195 km (0.102 R)
• M2: 655,239 km (0.033 R)
• M3: 1,324,689 km (0.057 R)
• M4: 1,766,452 km (0.092 R)
• M5: 2,323,554 km (0.077 R)
• M6: 2,821,416 km (0.086 R)
• M7: 4,862,080 km (0.112 R)
• M8: 5,437,135 km (0.108 R)
• M9: 8,645,859 km (0.111 R)
• M10: 10,436,995 km (0.057 R)
• M11: 12,997,213 km (0.09 R)
• M12: 16,121,115 km (0.088 R)
• M13: 18,255,877 km (0.073 R)
• M14: 19,262,820 km (0.034 R)
• M15: 23,811,493 km (0.051 R)
• M16: 25,166,401 km (0.08 R)
• M17: 26,731,644 km (0.089 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: 302 - 18,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit