🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.31 AU - 1.41 AU

Year: 579 Days

Day: 23.3 Hours

Environment

Temp: -18 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.22 AU - 1.9 AU

Year: 712 Days

Day: 31.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.55 AU - 2.67 AU

Year: 1540 Days

Day: 46.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.5

Radius: 4.2

Gravity: 37.95 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 15.83 AU - 19.07 AU

Year: 26625 Days

Day: 16 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 53,796,286 km

• M1: 52,210 km (0.103 R)
• M2: 239,357 km (0.111 R)
• M3: 440,566 km (0.105 R)
• M4: 621,130 km (0.11 R)
• M5: 771,925 km (0.111 R)
• M6: 985,401 km (0.101 R)
• M7: 1,362,687 km (0.066 R)
• M8: 3,072,890 km (0.09 R)
• M9: 3,610,096 km (0.088 R)
• M10: 5,183,117 km (0.097 R)
• M11: 5,766,549 km (0.084 R)
• M12: 6,209,359 km (0.098 R)
• M13: 6,866,841 km (0.098 R)
• M14: 8,154,281 km (0.119 R)
• M15: 10,342,748 km (0.085 R)
• M16: 10,600,505 km (0.055 R)
• M17: 11,674,618 km (0.114 R)
• M18: 12,024,677 km (0.103 R)
• M19: 12,309,810 km (0.114 R)
• M20: 17,870,962 km (0.084 R)
• M21: 19,680,198 km (0.105 R)
• M22: 20,175,816 km (0.077 R)
• M23: 22,029,034 km (0.08 R)
• M24: 28,767,970 km (0.117 R)
• M25: 29,534,808 km (0.097 R)
• M26: 32,189,423 km (0.109 R)
• M27: 32,738,746 km (0.093 R)
• M28: 38,119,931 km (0.114 R)
• M29: 38,272,970 km (0.073 R)
• M30: 44,908,682 km (0.116 R)
• M31: 48,946,927 km (0.091 R)
• M32: 50,038,842 km (0.105 R)
• M33: 59,364,923 km (0.082 R)
• M34: 63,355,147 km (0.071 R)
• M35: 65,087,490 km (0.114 R)
• M36: 72,098,245 km (0.094 R)
• M37: 76,148,458 km (0.117 R)
• M38: 77,613,320 km (0.073 R)
• M39: 83,145,449 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.9

Radius: 5.5

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 14.16 AU - 23.14 AU

Year: 29418 Days

Day: 24.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,796,286 km

• M1: 95,892 km (0.118 R)
• M2: 887,863 km (0.108 R)
• M3: 1,577,809 km (0.083 R)
• M4: 2,746,019 km (0.076 R)
• M5: 4,222,101 km (0.107 R)
• M6: 12,263,585 km (0.047 R)
• M7: 16,962,155 km (0.103 R)
• M8: 20,289,810 km (0.116 R)
• M9: 23,099,407 km (0.067 R)
• M10: 24,406,294 km (0.081 R)
• M11: 24,788,517 km (0.05 R)
• M12: 29,260,895 km (0.119 R)
• M13: 30,127,814 km (0.075 R)
• M14: 33,886,012 km (0.077 R)
• M15: 44,409,624 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 18,573 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit