🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.6 AU - 0.9 AU

Year: 232 Days

Day: 40.7 Hours

Environment

Temp: 133 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 117,596,947 km

• M1: 79,137 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.87 AU - 1.45 AU

Year: 445 Days

Day: 39.7 Hours

Environment

Temp: 34 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 117,596,947 km

• M1: 476,020 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.22 AU - 1.5 AU

Year: 565 Days

Day: 17.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.07 AU - 1.71 AU

Year: 584 Days

Day: 37.6 Hours

Environment

Temp: -4 °C

Axial Tilt: 42.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.24 AU - 2.98 AU

Year: 1503 Days

Day: 27 Hours

Environment

Temp: -76 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.15 AU - 4.47 AU

Year: 2651 Days

Day: 38.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 117,596,947 km

• M1: 988,094 km (0.083 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.43 AU - 4.67 AU

Year: 2905 Days

Day: 14.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.7

Radius: 8.2

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.85 AU - 9.67 AU

Year: 10044 Days

Day: 8.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 117,596,947 km

• M1: 109,057 km (0.086 R)
• M2: 368,759 km (0.119 R)
• M3: 1,065,885 km (0.109 R)
• M4: 1,524,851 km (0.113 R)
• M5: 2,646,536 km (0.064 R)
• M6: 2,902,947 km (0.063 R)
• M7: 3,318,978 km (0.087 R)
• M8: 4,270,570 km (0.099 R)
• M9: 5,063,738 km (0.103 R)
• M10: 5,393,602 km (0.048 R)
• M11: 5,808,437 km (0.077 R)
• M12: 6,470,557 km (0.03 R)
• M13: 7,264,173 km (0.089 R)
• M14: 8,573,903 km (0.086 R)
• M15: 10,034,427 km (0.093 R)
• M16: 10,293,081 km (0.053 R)
• M17: 10,556,224 km (0.091 R)
• M18: 10,823,705 km (0.093 R)
• M19: 11,540,728 km (0.09 R)
• M20: 14,138,944 km (0.1 R)
• M21: 19,083,602 km (0.113 R)
• M22: 19,722,534 km (0.119 R)
• M23: 20,707,487 km (0.069 R)
• M24: 22,245,951 km (0.115 R)
• M25: 22,597,806 km (0.055 R)
• M26: 24,042,921 km (0.1 R)
• M27: 25,261,545 km (0.092 R)
• M28: 25,934,586 km (0.113 R)
• M29: 26,619,595 km (0.029 R)
• M30: 33,566,321 km (0.093 R)
• M31: 36,288,105 km (0.119 R)
• M32: 39,409,465 km (0.059 R)
• M33: 41,631,442 km (0.085 R)
• M34: 42,976,775 km (0.091 R)
• M35: 49,390,934 km (0.106 R)
• M36: 49,990,223 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.7

Radius: 6.4

Gravity: 23.06 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 19.88 AU - 20.82 AU

Year: 32722 Days

Day: 16.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 117,596,947 km

• M1: 177,273 km (0.1 R)
• M2: 534,364 km (0.083 R)
• M3: 1,183,469 km (0.116 R)
• M4: 1,893,909 km (0.081 R)
• M5: 2,497,088 km (0.116 R)
• M6: 3,787,818 km (0.05 R)
• M7: 6,276,827 km (0.104 R)
• M8: 7,050,548 km (0.079 R)
• M9: 10,788,400 km (0.083 R)
• M10: 12,202,848 km (0.1 R)
• M11: 13,569,574 km (0.098 R)
• M12: 14,075,364 km (0.072 R)
• M13: 15,124,644 km (0.1 R)
• M14: 20,939,364 km (0.105 R)
• M15: 21,162,863 km (0.098 R)
• M16: 23,486,267 km (0.025 R)
• M17: 26,232,435 km (0.052 R)
• M18: 28,359,119 km (0.025 R)
• M19: 29,324,773 km (0.084 R)
• M20: 39,530,489 km (0.1 R)
• M21: 41,258,046 km (0.076 R)
• M22: 57,581,268 km (0.09 R)
• M23: 60,700,832 km (0.115 R)
• M24: 65,827,701 km (0.081 R)
• M25: 85,464,516 km (0.112 R)
• M26: 88,929,501 km (0.081 R)
• M27: 92,487,088 km (0.106 R)
• M28: 94,300,963 km (0.048 R)
• M29: 94,910,723 km (0.063 R)
• M30: 105,356,544 km (0.063 R)
• M31: 107,334,527 km (0.057 R)
• M32: 108,332,794 km (0.051 R)
• M33: 114,452,394 km (0.105 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 14,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit