🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.5 AU - 0.6 AU

Year: 143 Days

Day: 17.4 Hours

Environment

Temp: 205 °C

Axial Tilt: 127.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.65 AU - 0.65 AU

Year: 184 Days

Day: 32.3 Hours

Environment

Temp: 192 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.56 AU - 0.86 AU

Year: 210 Days

Day: 27.3 Hours

Environment

Temp: 212 °C

Axial Tilt: 41 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.75 AU - 0.95 AU

Year: 275 Days

Day: 14.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.71 AU - 1.17 AU

Year: 320 Days

Day: 17.9 Hours

Environment

Temp: 164 °C

Axial Tilt: 61 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.57 AU - 3.41 AU

Year: 1817 Days

Day: 39.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.3

Radius: 12

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.92 AU - 7.42 AU

Year: 6054 Days

Day: 5.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,556,433 km

• M1: 149,897 km (0.116 R)
• M2: 988,842 km (0.091 R)
• M3: 1,931,907 km (0.105 R)
• M4: 3,029,207 km (0.082 R)
• M5: 4,301,687 km (0.093 R)
• M6: 7,515,049 km (0.112 R)
• M7: 8,021,288 km (0.086 R)
• M8: 8,549,967 km (0.106 R)
• M9: 10,826,996 km (0.074 R)
• M10: 13,568,826 km (0.112 R)
• M11: 16,445,444 km (0.062 R)

Asteroid Belt

Center: 7.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.8

Radius: 12.3

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.12 AU - 9.72 AU

Year: 9363 Days

Day: 9.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,556,433 km

• M1: 153,039 km (0.083 R)
• M2: 654,191 km (0.051 R)
• M3: 1,370,466 km (0.095 R)
• M4: 1,836,912 km (0.097 R)
• M5: 2,467,318 km (0.034 R)
• M6: 3,031,451 km (0.076 R)
• M7: 3,429,830 km (0.067 R)
• M8: 4,025,080 km (0.105 R)
• M9: 4,538,201 km (0.114 R)
• M10: 5,224,556 km (0.06 R)
• M11: 6,087,287 km (0.11 R)
• M12: 7,204,484 km (0.075 R)
• M13: 8,228,631 km (0.089 R)
• M14: 9,011,177 km (0.084 R)
• M15: 11,322,764 km (0.074 R)
• M16: 11,885,850 km (0.111 R)
• M17: 12,586,118 km (0.103 R)
• M18: 13,190,493 km (0.072 R)
• M19: 14,786,553 km (0.103 R)
• M20: 23,001,720 km (0.081 R)
• M21: 25,306,425 km (0.108 R)
• M22: 27,058,515 km (0.103 R)
• M23: 29,413,185 km (0.085 R)
• M24: 30,156,088 km (0.103 R)
• M25: 31,239,177 km (0.096 R)
• M26: 37,664,406 km (0.112 R)
• M27: 38,666,861 km (0.098 R)
• M28: 43,536,122 km (0.079 R)
• M29: 44,223,973 km (0.1 R)
• M30: 46,760,405 km (0.063 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.5

Radius: 14.8

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 11.12 AU - 12.92 AU

Year: 14647 Days

Day: 7.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,556,433 km

• M1: 186,549 km (0.111 R)
• M2: 1,617,153 km (0.066 R)
• M3: 2,129,526 km (0.11 R)
• M4: 2,622,151 km (0.072 R)
• M5: 4,069,960 km (0.085 R)
• M6: 6,957,498 km (0.067 R)
• M7: 10,722,876 km (0.111 R)
• M8: 12,690,537 km (0.118 R)
• M9: 13,201,862 km (0.106 R)
• M10: 14,959,338 km (0.048 R)
• M11: 16,564,523 km (0.076 R)
• M12: 17,565,632 km (0.089 R)
• M13: 24,048,606 km (0.112 R)
• M14: 26,869,274 km (0.109 R)
• M15: 28,685,691 km (0.11 R)
• M16: 34,625,624 km (0.071 R)
• M17: 35,626,284 km (0.12 R)
• M18: 52,877,312 km (0.03 R)
• M19: 54,707,493 km (0.078 R)
• M20: 58,846,866 km (0.115 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 14,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit