🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.64 AU - 0.8 AU

Year: 213 Days

Day: 31.8 Hours

Environment

Temp: 180 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,594,688 km

• M1: 152,889 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.27 AU - 1.27 AU

Year: 498 Days

Day: 17.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 44.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.37 AU - 1.43 AU

Year: 577 Days

Day: 47.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 130.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 83,594,688 km

• M1: 143,016 km (0.085 R)
• M2: 244,293 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.72 AU - 1.78 AU

Year: 806 Days

Day: 33.9 Hours

Environment

Temp: -34 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.39 AU - 2.85 AU

Year: 1477 Days

Day: 34.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.5

Radius: 10.1

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 6.03 AU - 8.39 AU

Year: 6742 Days

Day: 10.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,594,688 km

• M1: 125,662 km (0.11 R)
• M2: 486,941 km (0.032 R)
• M3: 1,075,010 km (0.042 R)
• M4: 1,416,991 km (0.114 R)
• M5: 1,760,318 km (0.094 R)
• M6: 4,402,217 km (0.099 R)
• M7: 4,996,270 km (0.087 R)
• M8: 5,837,608 km (0.098 R)
• M9: 6,172,109 km (0.075 R)
• M10: 6,519,625 km (0.042 R)
• M11: 6,990,708 km (0.111 R)
• M12: 7,484,531 km (0.103 R)
• M13: 7,839,976 km (0.086 R)
• M14: 8,289,667 km (0.119 R)
• M15: 9,512,330 km (0.094 R)
• M16: 10,119,249 km (0.028 R)
• M17: 11,052,440 km (0.07 R)
• M18: 12,149,591 km (0.115 R)
• M19: 13,375,246 km (0.067 R)
• M20: 14,256,976 km (0.1 R)
• M21: 17,684,563 km (0.073 R)
• M22: 18,174,795 km (0.099 R)
• M23: 20,379,568 km (0.079 R)
• M24: 25,490,580 km (0.103 R)
• M25: 26,661,033 km (0.107 R)
• M26: 27,492,199 km (0.068 R)
• M27: 31,498,280 km (0.112 R)
• M28: 35,654,857 km (0.111 R)
• M29: 36,100,809 km (0.083 R)
• M30: 37,461,102 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.5

Radius: 9.5

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 10.26 AU - 12.74 AU

Year: 13581 Days

Day: 13.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,594,688 km

• M1: 118,182 km (0.103 R)
• M2: 529,726 km (0.086 R)
• M3: 906,563 km (0.106 R)
• M4: 1,349,373 km (0.081 R)
• M5: 1,694,345 km (0.083 R)
• M6: 2,293,784 km (0.073 R)
• M7: 2,722,083 km (0.089 R)
• M8: 3,600,522 km (0.093 R)
• M9: 4,336,094 km (0.101 R)
• M10: 4,657,131 km (0.105 R)
• M11: 5,133,301 km (0.111 R)
• M12: 6,973,505 km (0.068 R)
• M13: 9,268,934 km (0.1 R)
• M14: 9,803,896 km (0.043 R)
• M15: 12,990,032 km (0.101 R)
• M16: 13,660,380 km (0.075 R)
• M17: 15,437,004 km (0.064 R)
• M18: 16,886,608 km (0.1 R)
• M19: 17,603,929 km (0.076 R)
• M20: 23,012,341 km (0.093 R)
• M21: 24,293,198 km (0.048 R)
• M22: 25,310,165 km (0.088 R)
• M23: 25,933,988 km (0.077 R)
• M24: 30,473,535 km (0.057 R)
• M25: 30,942,973 km (0.107 R)
• M26: 31,298,119 km (0.11 R)
• M27: 37,091,296 km (0.111 R)
• M28: 48,639,803 km (0.101 R)
• M29: 52,236,734 km (0.108 R)
• M30: 54,443,452 km (0.097 R)
• M31: 59,223,703 km (0.084 R)
• M32: 59,954,937 km (0.029 R)
• M33: 61,809,203 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 960.7

Radius: 3.8

Gravity: 66.53 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 11 AU - 18.22 AU

Year: 19448 Days

Day: 17.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,594,688 km

• M1: 47,273 km (0.056 R)
• M2: 181,013 km (0.116 R)
• M3: 301,889 km (0.104 R)
• M4: 422,614 km (0.068 R)
• M5: 542,741 km (0.108 R)
• M6: 832,063 km (0.098 R)
• M7: 1,063,790 km (0.116 R)
• M8: 1,465,461 km (0.113 R)
• M9: 2,441,138 km (0.095 R)
• M10: 2,633,820 km (0.1 R)
• M11: 2,968,620 km (0.098 R)
• M12: 3,330,946 km (0.092 R)
• M13: 4,143,412 km (0.101 R)
• M14: 5,235,477 km (0.119 R)
• M15: 5,847,631 km (0.076 R)
• M16: 7,115,772 km (0.055 R)
• M17: 9,697,084 km (0.095 R)
• M18: 11,862,662 km (0.053 R)
• M19: 12,556,048 km (0.115 R)
• M20: 12,984,946 km (0.076 R)
• M21: 13,497,468 km (0.091 R)
• M22: 13,871,762 km (0.04 R)
• M23: 18,732,496 km (0.103 R)
• M24: 19,481,084 km (0.033 R)
• M25: 20,249,418 km (0.071 R)
• M26: 23,740,733 km (0.087 R)
• M27: 24,506,226 km (0.116 R)
• M28: 29,322,529 km (0.096 R)
• M29: 32,415,315 km (0.106 R)
• M30: 33,085,813 km (0.039 R)
• M31: 36,289,900 km (0.067 R)
• M32: 42,663,368 km (0.057 R)
• M33: 44,119,703 km (0.089 R)
• M34: 53,933,024 km (0.097 R)
• M35: 54,496,260 km (0.107 R)
• M36: 59,743,256 km (0.056 R)
• M37: 67,466,246 km (0.091 R)
• M38: 68,120,138 km (0.079 R)
• M39: 70,777,745 km (0.063 R)
• M40: 81,359,101 km (0.099 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 18,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit