🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.92 AU - 1.42 AU

Year: 474 Days

Day: 18.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 14.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.14 AU - 1.74 AU

Year: 648 Days

Day: 21 Hours

Environment

Temp: -36 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.8 AU - 2.1 AU

Year: 1020 Days

Day: 45.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,758,821 km

• M1: 28,424 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.55 AU - 3.37 AU

Year: 1908 Days

Day: 15.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.34 AU - 4.38 AU

Year: 2842 Days

Day: 36.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,758,821 km

• M1: 1,408,763 km (0.12 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.8

Radius: 9.7

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.25 AU - 6.69 AU

Year: 5466 Days

Day: 14.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,758,821 km

• M1: 120,725 km (0.11 R)
• M2: 483,949 km (0.086 R)
• M3: 1,029,533 km (0.114 R)
• M4: 1,614,011 km (0.093 R)
• M5: 2,834,730 km (0.092 R)
• M6: 3,505,527 km (0.085 R)
• M7: 4,612,701 km (0.083 R)
• M8: 5,104,279 km (0.087 R)
• M9: 5,451,197 km (0.077 R)
• M10: 6,825,852 km (0.062 R)
• M11: 7,392,229 km (0.054 R)
• M12: 7,875,281 km (0.099 R)
• M13: 9,667,762 km (0.103 R)
• M14: 11,131,877 km (0.114 R)
• M15: 13,597,250 km (0.1 R)
• M16: 13,929,058 km (0.076 R)
• M17: 15,791,102 km (0.038 R)
• M18: 18,614,613 km (0.073 R)
• M19: 20,649,592 km (0.104 R)
• M20: 22,136,595 km (0.03 R)
• M21: 28,261,132 km (0.11 R)
• M22: 30,561,648 km (0.119 R)
• M23: 31,515,783 km (0.111 R)
• M24: 33,283,133 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.9

Radius: 8.9

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.06 AU - 7.88 AU

Year: 6896 Days

Day: 13.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 33,758,821 km

• M1: 110,702 km (0.11 R)
• M2: 579,692 km (0.104 R)
• M3: 1,001,109 km (0.056 R)
• M4: 1,518,418 km (0.098 R)
• M5: 1,839,156 km (0.113 R)
• M6: 2,458,192 km (0.096 R)
• M7: 3,295,043 km (0.066 R)
• M8: 5,191,645 km (0.041 R)
• M9: 6,355,217 km (0.091 R)
• M10: 7,088,396 km (0.08 R)
• M11: 7,419,456 km (0.096 R)
• M12: 8,639,726 km (0.085 R)
• M13: 11,623,904 km (0.039 R)
• M14: 13,153,542 km (0.097 R)
• M15: 14,517,426 km (0.085 R)
• M16: 15,848,398 km (0.052 R)
• M17: 16,736,561 km (0.077 R)
• M18: 17,791,824 km (0.116 R)
• M19: 19,243,522 km (0.111 R)
• M20: 21,835,754 km (0.045 R)
• M21: 22,146,020 km (0.092 R)
• M22: 23,417,003 km (0.098 R)
• M23: 24,070,447 km (0.05 R)
• M24: 25,843,481 km (0.115 R)
• M25: 26,541,355 km (0.076 R)
• M26: 26,894,855 km (0.103 R)
• M27: 27,251,646 km (0.103 R)
• M28: 30,316,158 km (0.026 R)
• M29: 30,799,658 km (0.117 R)
• M30: 32,482,335 km (0.034 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.9

Radius: 13.7

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.91 AU - 8.55 AU

Year: 7285 Days

Day: 5.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,758,821 km

• M1: 178,769 km (0.107 R)
• M2: 617,540 km (0.08 R)
• M3: 1,171,052 km (0.056 R)
• M4: 1,673,103 km (0.09 R)
• M5: 2,303,957 km (0.036 R)
• M6: 2,730,610 km (0.117 R)
• M7: 3,210,819 km (0.057 R)
• M8: 3,838,681 km (0.07 R)
• M9: 4,445,002 km (0.088 R)
• M10: 5,003,002 km (0.118 R)
• M11: 6,456,495 km (0.115 R)
• M12: 6,998,787 km (0.093 R)
• M13: 9,309,775 km (0.098 R)
• M14: 10,408,870 km (0.104 R)
• M15: 12,812,010 km (0.059 R)
• M16: 14,568,439 km (0.103 R)
• M17: 15,148,879 km (0.107 R)
• M18: 16,109,895 km (0.073 R)
• M19: 18,420,285 km (0.091 R)
• M20: 22,904,182 km (0.087 R)
• M21: 23,610,583 km (0.097 R)
• M22: 26,325,336 km (0.055 R)
• M23: 31,110,972 km (0.067 R)
• M24: 33,758,854 km (0.03 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 19,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit