🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.51 AU - 0.69 AU

Year: 169 Days

Day: 34.2 Hours

Environment

Temp: 164 °C

Axial Tilt: 45.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,951,788 km

• M1: 86,468 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.57 AU - 0.65 AU

Year: 173 Days

Day: 15 Hours

Environment

Temp: 160 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.7 AU - 0.78 AU

Year: 231 Days

Day: 15.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,951,788 km

• M1: 20,794 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.03 AU - 1.29 AU

Year: 454 Days

Day: 25.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 12.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,951,788 km

• M1: 643,869 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.15 AU - 1.29 AU

Year: 490 Days

Day: 36.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 9.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,951,788 km

• M1: 40,691 km (0.094 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.22 AU - 1.66 AU

Year: 628 Days

Day: 20.8 Hours

Environment

Temp: -33 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.9 AU - 5.28 AU

Year: 3574 Days

Day: 30.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.6

Radius: 9.5

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.55 AU - 5.89 AU

Year: 4334 Days

Day: 8 Hours

Environment

Temp: -139 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,951,788 km

• M1: 127,906 km (0.04 R)
• M2: 424,409 km (0.105 R)
• M3: 811,120 km (0.1 R)
• M4: 1,221,766 km (0.092 R)
• M5: 2,288,548 km (0.092 R)
• M6: 3,591,845 km (0.102 R)
• M7: 3,950,880 km (0.09 R)
• M8: 4,380,525 km (0.051 R)
• M9: 9,216,126 km (0.114 R)
• M10: 11,033,591 km (0.103 R)
• M11: 11,887,944 km (0.034 R)
• M12: 14,451,304 km (0.046 R)
• M13: 19,721,936 km (0.062 R)
• M14: 24,389,539 km (0.083 R)
• M15: 26,304,841 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.3

Radius: 9.8

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.17 AU - 14.51 AU

Year: 15754 Days

Day: 10.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,951,788 km

• M1: 122,221 km (0.049 R)
• M2: 1,220,270 km (0.081 R)
• M3: 1,675,646 km (0.069 R)
• M4: 2,123,093 km (0.117 R)
• M5: 3,339,623 km (0.081 R)
• M6: 5,628,470 km (0.039 R)
• M7: 6,220,878 km (0.086 R)
• M8: 8,200,058 km (0.062 R)
• M9: 8,600,681 km (0.102 R)
• M10: 9,440,972 km (0.06 R)
• M11: 10,220,227 km (0.057 R)
• M12: 10,625,638 km (0.037 R)
• M13: 11,041,819 km (0.054 R)
• M14: 13,562,693 km (0.106 R)
• M15: 16,366,007 km (0.117 R)
• M16: 17,325,977 km (0.098 R)
• M17: 18,578,260 km (0.113 R)
• M18: 19,008,803 km (0.052 R)
• M19: 19,445,928 km (0.094 R)
• M20: 20,982,747 km (0.107 R)
• M21: 21,355,844 km (0.08 R)
• M22: 22,019,311 km (0.111 R)
• M23: 22,599,002 km (0.057 R)
• M24: 24,092,438 km (0.119 R)
• M25: 26,184,863 km (0.056 R)
• M26: 29,429,940 km (0.112 R)
• M27: 30,728,001 km (0.11 R)
• M28: 32,558,929 km (0.067 R)
• M29: 33,185,146 km (0.088 R)
• M30: 37,112,090 km (0.103 R)
• M31: 42,220,558 km (0.081 R)
• M32: 43,870,324 km (0.068 R)
• M33: 45,874,935 km (0.069 R)
• M34: 46,661,969 km (0.065 R)
• M35: 56,101,445 km (0.111 R)
• M36: 63,572,812 km (0.077 R)
• M37: 64,158,488 km (0.107 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 12,037 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit