🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.71 AU - 0.71 AU

Year: 222 Days

Day: 22.6 Hours

Environment

Temp: 102 °C

Axial Tilt: 150.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.99 AU - 3.31 AU

Year: 1600 Days

Day: 38.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,879,947 km

• M1: 28,723 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.56 AU - 4.1 AU

Year: 2254 Days

Day: 23 Hours

Environment

Temp: -123 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.72 AU - 4.4 AU

Year: 2491 Days

Day: 42.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.77 AU - 4.47 AU

Year: 2554 Days

Day: 14.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.4

Radius: 4.3

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 13.2 AU - 14.5 AU

Year: 19115 Days

Day: 19.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 102,879,947 km

• M1: 56,997 km (0.113 R)
• M2: 394,041 km (0.05 R)
• M3: 800,349 km (0.052 R)
• M4: 1,080,845 km (0.119 R)
• M5: 2,682,739 km (0.111 R)
• M6: 5,375,051 km (0.116 R)
• M7: 7,212,712 km (0.089 R)
• M8: 8,238,654 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.9

Radius: 7.9

Gravity: 14.24 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 13.72 AU - 14.9 AU

Year: 20075 Days

Day: 19.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 102,879,947 km

• M1: 114,442 km (0.096 R)
• M2: 407,654 km (0.049 R)
• M3: 1,032,225 km (0.1 R)
• M4: 1,575,714 km (0.067 R)
• M5: 3,250,612 km (0.106 R)
• M6: 3,753,710 km (0.096 R)
• M7: 4,007,877 km (0.074 R)
• M8: 4,445,600 km (0.101 R)
• M9: 5,065,833 km (0.091 R)
• M10: 6,167,621 km (0.08 R)
• M11: 7,620,665 km (0.082 R)
• M12: 8,671,291 km (0.064 R)
• M13: 9,756,025 km (0.115 R)
• M14: 10,992,751 km (0.096 R)
• M15: 15,896,868 km (0.069 R)
• M16: 18,138,443 km (0.12 R)
• M17: 19,617,966 km (0.046 R)
• M18: 20,977,062 km (0.099 R)
• M19: 21,679,574 km (0.104 R)
• M20: 22,605,884 km (0.108 R)
• M21: 24,427,088 km (0.101 R)
• M22: 24,869,449 km (0.057 R)
• M23: 25,656,334 km (0.113 R)
• M24: 29,094,093 km (0.093 R)
• M25: 29,967,595 km (0.092 R)
• M26: 30,730,245 km (0.094 R)
• M27: 38,931,350 km (0.108 R)
• M28: 39,383,435 km (0.115 R)
• M29: 40,915,915 km (0.031 R)
• M30: 47,272,778 km (0.104 R)
• M31: 47,787,394 km (0.062 R)
• M32: 63,969,246 km (0.111 R)
• M33: 66,298,036 km (0.104 R)
• M34: 75,242,643 km (0.114 R)
• M35: 75,944,107 km (0.112 R)
• M36: 77,360,350 km (0.044 R)
• M37: 81,468,308 km (0.116 R)
• M38: 81,960,933 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.4

Radius: 4.9

Gravity: 32.71 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 18.14 AU - 18.74 AU

Year: 29366 Days

Day: 17.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 102,879,947 km

• M1: 61,485 km (0.115 R)
• M2: 247,584 km (0.086 R)
• M3: 602,580 km (0.108 R)
• M4: 835,055 km (0.055 R)
• M5: 2,129,974 km (0.09 R)
• M6: 3,124,052 km (0.063 R)
• M7: 3,493,709 km (0.035 R)
• M8: 4,818,248 km (0.084 R)
• M9: 6,020,417 km (0.104 R)
• M10: 10,872,773 km (0.063 R)
• M11: 12,306,220 km (0.08 R)
• M12: 16,889,001 km (0.104 R)
• M13: 17,448,946 km (0.092 R)
• M14: 23,170,167 km (0.046 R)
• M15: 27,779,577 km (0.11 R)
• M16: 31,402,388 km (0.074 R)
• M17: 32,533,348 km (0.088 R)
• M18: 34,726,752 km (0.092 R)
• M19: 37,486,534 km (0.057 R)
• M20: 59,491,333 km (0.098 R)
• M21: 60,567,989 km (0.081 R)
• M22: 62,982,050 km (0.028 R)
• M23: 86,830,793 km (0.094 R)
• M24: 101,345,377 km (0.1 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 17,758 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit