🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.67 AU - 0.71 AU

Year: 201 Days

Day: 24.4 Hours

Environment

Temp: 220 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.24 AU - 1.68 AU

Year: 620 Days

Day: 30.4 Hours

Environment

Temp: -17 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.32 AU - 1.66 AU

Year: 639 Days

Day: 23.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.83 AU - 5.79 AU

Year: 3708 Days

Day: 26.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.69 AU - 5.51 AU

Year: 4048 Days

Day: 22.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,967,990 km

• M1: 4,328,465 km (0.093 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.07 AU - 5.29 AU

Year: 4144 Days

Day: 44.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,967,990 km

• M1: 3,758,347 km (0.111 R)

Asteroid Belt

Center: 9.6 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196.2

Radius: 4.1

Gravity: 11.67 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 12.43 AU - 15.59 AU

Year: 18430 Days

Day: 22.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 82,967,990 km

• M1: 52,210 km (0.077 R)
• M2: 305,329 km (0.085 R)
• M3: 509,530 km (0.118 R)
• M4: 837,748 km (0.112 R)
• M5: 995,275 km (0.036 R)
• M6: 1,196,185 km (0.117 R)
• M7: 1,478,177 km (0.101 R)
• M8: 1,883,138 km (0.113 R)
• M9: 2,301,713 km (0.065 R)
• M10: 3,667,541 km (0.05 R)
• M11: 4,147,900 km (0.043 R)
• M12: 4,403,264 km (0.09 R)
• M13: 4,609,110 km (0.084 R)
• M14: 5,430,403 km (0.109 R)
• M15: 6,089,082 km (0.037 R)
• M16: 8,118,228 km (0.116 R)
• M17: 8,294,155 km (0.11 R)
• M18: 9,647,417 km (0.03 R)
• M19: 14,513,387 km (0.106 R)
• M20: 14,642,640 km (0.063 R)
• M21: 17,176,080 km (0.077 R)
• M22: 20,067,058 km (0.095 R)
• M23: 25,265,435 km (0.066 R)
• M24: 30,545,791 km (0.11 R)
• M25: 31,509,800 km (0.066 R)
• M26: 32,937,861 km (0.09 R)
• M27: 33,161,360 km (0.059 R)
• M28: 38,337,147 km (0.102 R)
• M29: 43,085,832 km (0.077 R)
• M30: 44,433,260 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.3

Radius: 3.1

Gravity: 65.07 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 14.02 AU - 19.24 AU

Year: 23835 Days

Day: 22.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,967,990 km

• M1: 38,596 km (0.037 R)
• M2: 140,173 km (0.084 R)
• M3: 251,773 km (0.118 R)
• M4: 411,095 km (0.059 R)
• M5: 514,168 km (0.094 R)
• M6: 828,772 km (0.092 R)
• M7: 1,273,078 km (0.066 R)
• M8: 2,019,571 km (0.091 R)
• M9: 2,756,042 km (0.119 R)
• M10: 2,885,294 km (0.078 R)
• M11: 3,156,365 km (0.117 R)
• M12: 3,594,089 km (0.095 R)
• M13: 3,748,773 km (0.069 R)
• M14: 4,038,095 km (0.103 R)
• M15: 4,342,228 km (0.116 R)
• M16: 5,754,132 km (0.12 R)
• M17: 7,151,077 km (0.092 R)
• M18: 7,346,452 km (0.094 R)
• M19: 7,495,153 km (0.036 R)
• M20: 7,595,533 km (0.078 R)
• M21: 10,096,809 km (0.111 R)
• M22: 10,219,330 km (0.114 R)
• M23: 16,135,477 km (0.115 R)
• M24: 19,234,696 km (0.085 R)
• M25: 19,612,281 km (0.064 R)
• M26: 21,272,518 km (0.107 R)
• M27: 21,372,898 km (0.116 R)
• M28: 34,191,491 km (0.116 R)
• M29: 40,154,612 km (0.088 R)
• M30: 42,977,823 km (0.043 R)
• M31: 43,138,491 km (0.028 R)
• M32: 43,947,666 km (0.066 R)
• M33: 47,285,344 km (0.067 R)
• M34: 47,456,484 km (0.088 R)
• M35: 48,666,431 km (0.063 R)
• M36: 68,042,796 km (0.104 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 20,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit