🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.67 AU - 1.03 AU

Year: 288 Days

Day: 27.7 Hours

Environment

Temp: 110 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.99 AU - 1.03 AU

Year: 373 Days

Day: 15.1 Hours

Environment

Temp: 23 °C

Axial Tilt: 44 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 32,417,174 km

• M1: 143,614 km (0.116 R)
• M2: 811,718 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.62 AU - 2.04 AU

Year: 909 Days

Day: 38.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.41 AU - 2.31 AU

Year: 931 Days

Day: 15.7 Hours

Environment

Temp: -57 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.24 AU - 3.62 AU

Year: 1841 Days

Day: 12.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.28 AU - 3.92 AU

Year: 2507 Days

Day: 15.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,417,174 km

• M1: 265,686 km (0.086 R)

Asteroid Belt

Center: 4.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.5

Radius: 8.2

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.68 AU - 6.94 AU

Year: 5141 Days

Day: 8.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,417,174 km

• M1: 103,522 km (0.118 R)
• M2: 403,166 km (0.091 R)
• M3: 818,450 km (0.1 R)
• M4: 1,237,922 km (0.085 R)
• M5: 1,552,228 km (0.049 R)
• M6: 1,822,850 km (0.111 R)
• M7: 2,615,120 km (0.112 R)
• M8: 4,834,554 km (0.094 R)
• M9: 5,303,843 km (0.115 R)
• M10: 11,753,157 km (0.054 R)
• M11: 12,398,522 km (0.086 R)
• M12: 13,759,713 km (0.107 R)
• M13: 15,102,204 km (0.088 R)
• M14: 15,745,774 km (0.095 R)
• M15: 21,060,538 km (0.102 R)
• M16: 22,460,624 km (0.103 R)
• M17: 27,546,653 km (0.108 R)
• M18: 30,772,282 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.4

Radius: 13.7

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.25 AU - 7.47 AU

Year: 7330 Days

Day: 8.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,417,174 km

• M1: 170,392 km (0.081 R)
• M2: 621,729 km (0.114 R)
• M3: 1,967,960 km (0.105 R)
• M4: 2,611,081 km (0.083 R)
• M5: 3,228,023 km (0.053 R)
• M6: 4,225,392 km (0.111 R)
• M7: 5,053,117 km (0.05 R)
• M8: 5,535,420 km (0.099 R)
• M9: 6,429,567 km (0.07 R)
• M10: 6,894,667 km (0.094 R)
• M11: 7,382,356 km (0.076 R)
• M12: 10,949,068 km (0.068 R)
• M13: 14,550,637 km (0.09 R)
• M14: 15,064,805 km (0.087 R)
• M15: 15,532,149 km (0.109 R)
• M16: 16,618,827 km (0.074 R)
• M17: 18,809,389 km (0.081 R)
• M18: 19,626,493 km (0.098 R)
• M19: 21,551,817 km (0.117 R)
• M20: 21,996,123 km (0.103 R)
• M21: 23,288,649 km (0.074 R)
• M22: 24,631,140 km (0.095 R)
• M23: 26,613,611 km (0.035 R)
• M24: 27,730,808 km (0.104 R)
• M25: 29,510,274 km (0.099 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 14,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit