🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.43 AU - 0.57 AU

Year: 128 Days

Day: 13.4 Hours

Environment

Temp: 205 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,839,234 km

• M1: 9,425 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.42 AU - 0.62 AU

Year: 136 Days

Day: 14.9 Hours

Environment

Temp: 210 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.4 AU - 0.66 AU

Year: 140 Days

Day: 21.8 Hours

Environment

Temp: 255 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,839,234 km

• M1: 108,608 km (0.061 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.6 AU - 0.62 AU

Year: 173 Days

Day: 31.4 Hours

Environment

Temp: 224 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.65 AU - 0.73 AU

Year: 208 Days

Day: 19.5 Hours

Environment

Temp: 129 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.11 AU - 1.21 AU

Year: 454 Days

Day: 46.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,839,234 km

• M1: 37,549 km (0.068 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.62 AU - 2 AU

Year: 885 Days

Day: 29.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.9

Radius: 14.8

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 7.21 AU - 9.67 AU

Year: 8911 Days

Day: 11.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,839,234 km

• M1: 184,155 km (0.071 R)
• M2: 797,955 km (0.119 R)
• M3: 1,662,631 km (0.086 R)
• M4: 2,560,816 km (0.113 R)
• M5: 3,516,597 km (0.082 R)
• M6: 4,051,110 km (0.109 R)
• M7: 4,581,584 km (0.069 R)
• M8: 5,749,495 km (0.091 R)
• M9: 7,306,809 km (0.114 R)
• M10: 8,271,117 km (0.051 R)
• M11: 9,037,357 km (0.101 R)
• M12: 11,844,561 km (0.082 R)
• M13: 13,295,810 km (0.087 R)
• M14: 17,115,343 km (0.115 R)
• M15: 17,988,396 km (0.099 R)
• M16: 18,586,937 km (0.092 R)
• M17: 19,198,493 km (0.063 R)
• M18: 20,624,011 km (0.034 R)
• M19: 21,613,003 km (0.044 R)
• M20: 22,119,092 km (0.081 R)
• M21: 23,774,393 km (0.109 R)
• M22: 25,138,576 km (0.085 R)
• M23: 25,981,859 km (0.077 R)
• M24: 26,458,328 km (0.11 R)
• M25: 28,827,659 km (0.046 R)
• M26: 30,695,090 km (0.033 R)
• M27: 33,309,013 km (0.114 R)
• M28: 40,615,074 km (0.07 R)
• M29: 42,430,893 km (0.044 R)
• M30: 43,492,589 km (0.113 R)
• M31: 47,348,175 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.1

Radius: 5.2

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 14.2 AU - 18 AU

Year: 23478 Days

Day: 15.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,839,234 km

• M1: 64,626 km (0.11 R)
• M2: 253,868 km (0.083 R)
• M3: 1,501,364 km (0.069 R)
• M4: 2,495,741 km (0.049 R)
• M5: 3,168,184 km (0.059 R)
• M6: 4,314,851 km (0.103 R)
• M7: 4,599,536 km (0.063 R)
• M8: 9,163,917 km (0.049 R)
• M9: 14,339,704 km (0.098 R)
• M10: 15,045,058 km (0.083 R)
• M11: 17,299,947 km (0.101 R)
• M12: 17,856,750 km (0.094 R)
• M13: 18,922,335 km (0.045 R)
• M14: 20,029,659 km (0.087 R)
• M15: 21,179,468 km (0.039 R)
• M16: 24,592,244 km (0.1 R)
• M17: 25,806,680 km (0.112 R)
• M18: 26,428,558 km (0.115 R)
• M19: 33,207,436 km (0.029 R)
• M20: 37,784,383 km (0.101 R)
• M21: 40,223,127 km (0.064 R)
• M22: 41,905,804 km (0.082 R)
• M23: 42,477,119 km (0.065 R)
• M24: 52,006,952 km (0.107 R)
• M25: 52,171,210 km (0.078 R)
• M26: 52,832,283 km (0.073 R)
• M27: 60,112,912 km (0.101 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 19,080 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit