🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.88 AU - 1.04 AU

Year: 351 Days

Day: 13.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 43.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.44 AU - 1.72 AU

Year: 740 Days

Day: 29.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 178.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,516,612 km

• M1: 1,182,721 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.24 AU - 1.98 AU

Year: 762 Days

Day: 18.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,516,612 km

• M1: 253,568 km (0.082 R)
• M2: 515,514 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.85 AU - 2.55 AU

Year: 1216 Days

Day: 31.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,516,612 km

• M1: 94,995 km (0.114 R)

Asteroid Belt

Center: 4.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.7

Radius: 11

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.69 AU - 6.73 AU

Year: 6479 Days

Day: 14.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,516,612 km

• M1: 136,882 km (0.119 R)
• M2: 686,804 km (0.095 R)
• M3: 1,379,292 km (0.095 R)
• M4: 2,657,905 km (0.117 R)
• M5: 3,905,701 km (0.098 R)
• M6: 4,427,648 km (0.042 R)
• M7: 6,586,495 km (0.061 R)
• M8: 7,358,570 km (0.075 R)
• M9: 8,801,142 km (0.079 R)
• M10: 9,887,522 km (0.116 R)
• M11: 12,412,883 km (0.118 R)
• M12: 13,311,817 km (0.111 R)
• M13: 13,730,392 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.9

Radius: 11

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.53 AU - 7.61 AU

Year: 7008 Days

Day: 12.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 71.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,516,612 km

• M1: 137,032 km (0.055 R)
• M2: 645,066 km (0.114 R)
• M3: 1,074,262 km (0.093 R)
• M4: 1,871,619 km (0.083 R)
• M5: 2,263,117 km (0.05 R)
• M6: 3,119,564 km (0.107 R)
• M7: 4,295,553 km (0.113 R)
• M8: 5,803,051 km (0.065 R)
• M9: 6,458,589 km (0.092 R)
• M10: 7,063,862 km (0.116 R)
• M11: 7,917,318 km (0.039 R)
• M12: 9,829,328 km (0.103 R)
• M13: 11,069,794 km (0.114 R)
• M14: 14,015,376 km (0.099 R)
• M15: 14,812,732 km (0.084 R)
• M16: 16,673,431 km (0.114 R)
• M17: 19,003,268 km (0.098 R)
• M18: 21,892,452 km (0.093 R)
• M19: 23,184,678 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.8

Radius: 12.7

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.38 AU - 10.44 AU

Year: 9915 Days

Day: 10.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,516,612 km

• M1: 158,873 km (0.1 R)
• M2: 580,290 km (0.087 R)
• M3: 1,234,781 km (0.094 R)
• M4: 1,786,199 km (0.103 R)
• M5: 2,480,931 km (0.105 R)
• M6: 2,933,764 km (0.115 R)
• M7: 3,395,572 km (0.088 R)
• M8: 4,301,537 km (0.066 R)
• M9: 4,870,907 km (0.095 R)
• M10: 7,388,938 km (0.112 R)
• M11: 9,224,504 km (0.059 R)
• M12: 9,644,276 km (0.111 R)
• M13: 12,270,017 km (0.105 R)
• M14: 13,837,953 km (0.098 R)
• M15: 14,764,711 km (0.072 R)
• M16: 15,340,364 km (0.068 R)
• M17: 21,377,835 km (0.097 R)
• M18: 24,695,916 km (0.073 R)
• M19: 27,089,781 km (0.114 R)
• M20: 36,919,408 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560

Radius: 13.2

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 10.31 AU - 11.49 AU

Year: 13415 Days

Day: 13.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,516,612 km

• M1: 1,503,459 km (0.058 R)
• M2: 2,030,043 km (0.051 R)
• M3: 3,642,708 km (0.101 R)
• M4: 4,162,262 km (0.029 R)
• M5: 5,523,901 km (0.116 R)
• M6: 6,441,984 km (0.117 R)
• M7: 7,545,118 km (0.116 R)
• M8: 8,440,611 km (0.105 R)
• M9: 12,380,121 km (0.08 R)
• M10: 13,949,852 km (0.115 R)
• M11: 15,437,752 km (0.094 R)
• M12: 17,787,486 km (0.115 R)
• M13: 18,727,260 km (0.042 R)
• M14: 20,451,076 km (0.117 R)
• M15: 22,638,496 km (0.05 R)
• M16: 23,555,830 km (0.055 R)
• M17: 24,497,549 km (0.106 R)
• M18: 26,557,063 km (0.086 R)
• M19: 27,577,320 km (0.069 R)
• M20: 43,461,173 km (0.081 R)
• M21: 48,251,746 km (0.088 R)
• M22: 54,028,917 km (0.117 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: 542 - 15,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit