🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.59 AU - 0.61 AU

Year: 166 Days

Day: 39.3 Hours

Environment

Temp: 227 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.64 AU - 0.92 AU

Year: 247 Days

Day: 28.4 Hours

Environment

Temp: 179 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.9 AU - 1.18 AU

Year: 380 Days

Day: 31.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.78 AU - 2.08 AU

Year: 960 Days

Day: 14.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,322,452 km

• M1: 390,600 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.79 AU - 2.11 AU

Year: 975 Days

Day: 14.4 Hours

Environment

Temp: -52 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.34 AU - 3.56 AU

Year: 1815 Days

Day: 35.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.7

Radius: 14.6

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 9.27 AU - 15.01 AU

Year: 15150 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,322,452 km

• M1: 181,612 km (0.119 R)
• M2: 664,065 km (0.089 R)
• M3: 1,531,583 km (0.051 R)
• M4: 2,161,689 km (0.082 R)
• M5: 2,734,200 km (0.108 R)
• M6: 4,688,996 km (0.077 R)
• M7: 5,770,887 km (0.106 R)
• M8: 6,472,053 km (0.084 R)
• M9: 9,331,766 km (0.064 R)
• M10: 10,523,761 km (0.112 R)
• M11: 11,452,914 km (0.118 R)
• M12: 12,122,963 km (0.099 R)
• M13: 19,900,406 km (0.091 R)
• M14: 24,264,475 km (0.096 R)
• M15: 24,964,893 km (0.118 R)
• M16: 26,196,981 km (0.078 R)
• M17: 29,567,421 km (0.075 R)
• M18: 30,597,851 km (0.092 R)
• M19: 38,356,894 km (0.093 R)
• M20: 39,034,572 km (0.044 R)
• M21: 39,720,179 km (0.107 R)
• M22: 41,115,628 km (0.073 R)
• M23: 46,717,021 km (0.093 R)
• M24: 47,179,877 km (0.072 R)
• M25: 47,645,725 km (0.119 R)
• M26: 55,523,250 km (0.107 R)
• M27: 57,797,287 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.1

Radius: 4.3

Gravity: 32.08 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 16.77 AU - 20.83 AU

Year: 29195 Days

Day: 22.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 93,322,452 km

• M1: 53,556 km (0.086 R)
• M2: 303,983 km (0.076 R)
• M3: 442,660 km (0.088 R)
• M4: 1,391,709 km (0.097 R)
• M5: 1,889,272 km (0.116 R)
• M6: 2,057,420 km (0.106 R)
• M7: 2,546,605 km (0.057 R)
• M8: 3,374,928 km (0.117 R)
• M9: 4,052,457 km (0.11 R)
• M10: 4,816,303 km (0.063 R)
• M11: 5,933,650 km (0.03 R)
• M12: 6,388,128 km (0.108 R)
• M13: 7,783,727 km (0.072 R)
• M14: 8,107,307 km (0.084 R)
• M15: 8,552,660 km (0.08 R)
• M16: 8,781,245 km (0.086 R)
• M17: 9,675,242 km (0.083 R)
• M18: 11,572,742 km (0.1 R)
• M19: 14,017,769 km (0.106 R)
• M20: 15,402,447 km (0.095 R)
• M21: 16,258,147 km (0.11 R)
• M22: 19,306,503 km (0.063 R)
• M23: 21,854,603 km (0.062 R)
• M24: 24,161,103 km (0.093 R)
• M25: 25,197,517 km (0.104 R)
• M26: 27,235,190 km (0.043 R)
• M27: 27,979,888 km (0.104 R)
• M28: 28,993,863 km (0.114 R)
• M29: 30,560,152 km (0.06 R)
• M30: 31,229,154 km (0.106 R)
• M31: 41,320,428 km (0.055 R)
• M32: 52,045,548 km (0.062 R)
• M33: 61,471,411 km (0.091 R)
• M34: 65,805,261 km (0.103 R)
• M35: 66,027,115 km (0.065 R)
• M36: 66,919,616 km (0.073 R)
• M37: 67,820,195 km (0.094 R)
• M38: 68,273,476 km (0.081 R)
• M39: 73,155,603 km (0.042 R)
• M40: 74,351,339 km (0.101 R)
• M41: 86,500,630 km (0.065 R)
• M42: 91,377,521 km (0.087 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 17,204 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit