🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.54 AU - 0.8 AU

Year: 197 Days

Day: 36.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.23 AU - 3.01 AU

Year: 1526 Days

Day: 18.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.13 AU - 3.81 AU

Year: 2326 Days

Day: 42.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.8

Radius: 8.8

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.25 AU - 6.03 AU

Year: 4194 Days

Day: 10.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,499,209 km

• M1: 109,805 km (0.115 R)
• M2: 513,719 km (0.078 R)
• M3: 2,251,149 km (0.074 R)
• M4: 4,510,077 km (0.031 R)
• M5: 7,912,531 km (0.045 R)
• M6: 9,921,181 km (0.076 R)
• M7: 10,732,600 km (0.118 R)
• M8: 11,173,166 km (0.111 R)
• M9: 11,817,783 km (0.067 R)
• M10: 12,407,049 km (0.099 R)
• M11: 14,871,225 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.4

Radius: 12.3

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.39 AU - 7.01 AU

Year: 4898 Days

Day: 7.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,499,209 km

• M1: 153,039 km (0.111 R)
• M2: 629,807 km (0.032 R)
• M3: 1,114,953 km (0.051 R)
• M4: 3,223,834 km (0.065 R)
• M5: 4,598,639 km (0.106 R)
• M6: 5,626,974 km (0.111 R)
• M7: 6,770,650 km (0.12 R)
• M8: 7,991,668 km (0.077 R)
• M9: 8,504,340 km (0.116 R)
• M10: 9,677,187 km (0.091 R)
• M11: 11,820,625 km (0.087 R)
• M12: 14,157,643 km (0.081 R)
• M13: 17,145,562 km (0.081 R)
• M14: 17,876,347 km (0.09 R)
• M15: 20,598,580 km (0.117 R)
• M16: 21,424,509 km (0.052 R)
• M17: 23,884,946 km (0.107 R)
• M18: 25,968,694 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.2

Radius: 10.3

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.76 AU - 7.8 AU

Year: 7069 Days

Day: 9.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,499,209 km

• M1: 129,701 km (0.087 R)
• M2: 573,857 km (0.097 R)
• M3: 1,606,532 km (0.047 R)
• M4: 2,127,581 km (0.112 R)
• M5: 2,589,988 km (0.079 R)
• M6: 2,975,053 km (0.032 R)
• M7: 3,532,903 km (0.101 R)
• M8: 3,885,655 km (0.117 R)
• M9: 4,718,018 km (0.094 R)
• M10: 6,876,416 km (0.081 R)
• M11: 7,581,620 km (0.096 R)
• M12: 9,668,510 km (0.038 R)
• M13: 11,139,955 km (0.097 R)
• M14: 15,494,450 km (0.046 R)
• M15: 23,555,830 km (0.117 R)
• M16: 32,276,339 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.6

Radius: 9.2

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.01 AU - 9.21 AU

Year: 7555 Days

Day: 10 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,499,209 km

• M1: 115,789 km (0.11 R)
• M2: 697,126 km (0.11 R)
• M3: 1,229,096 km (0.096 R)
• M4: 1,568,234 km (0.1 R)
• M5: 1,984,715 km (0.095 R)
• M6: 2,307,697 km (0.116 R)
• M7: 2,849,391 km (0.112 R)
• M8: 3,181,199 km (0.058 R)
• M9: 3,876,530 km (0.071 R)
• M10: 4,590,859 km (0.103 R)
• M11: 5,777,919 km (0.067 R)
• M12: 7,228,868 km (0.112 R)
• M13: 9,839,501 km (0.1 R)
• M14: 10,373,864 km (0.056 R)
• M15: 10,927,526 km (0.05 R)
• M16: 12,707,142 km (0.076 R)
• M17: 13,885,375 km (0.091 R)
• M18: 18,383,484 km (0.084 R)
• M19: 18,853,670 km (0.037 R)
• M20: 24,811,256 km (0.117 R)
• M21: 32,204,083 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.7

Radius: 8

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.21 AU - 8.99 AU

Year: 8297 Days

Day: 7.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,499,209 km

• M1: 99,632 km (0.099 R)
• M2: 404,363 km (0.095 R)
• M3: 794,065 km (0.058 R)
• M4: 1,657,844 km (0.114 R)
• M5: 2,886,790 km (0.08 R)
• M6: 4,452,332 km (0.107 R)
• M7: 4,741,804 km (0.104 R)
• M8: 5,156,788 km (0.115 R)
• M9: 12,104,263 km (0.099 R)
• M10: 13,633,901 km (0.108 R)
• M11: 15,229,063 km (0.108 R)
• M12: 19,544,214 km (0.083 R)
• M13: 21,269,526 km (0.045 R)
• M14: 22,860,499 km (0.085 R)
• M15: 24,938,115 km (0.086 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 11,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit