🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.47 AU - 0.69 AU

Year: 159 Days

Day: 34.9 Hours

Environment

Temp: 238 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 107,885,367 km

• M1: 55,800 km (0.086 R)
• M2: 515,514 km (0.03 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.15 AU - 1.39 AU

Year: 515 Days

Day: 30.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 107,885,367 km

• M1: 24,983 km (0.095 R)
• M2: 99,782 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.6 AU - 4.44 AU

Year: 2901 Days

Day: 44.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.78 AU - 5.3 AU

Year: 4072 Days

Day: 23.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.2

Radius: 11.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 8.32 AU - 13.16 AU

Year: 12667 Days

Day: 7.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 107,885,367 km

• M1: 141,968 km (0.116 R)
• M2: 498,011 km (0.111 R)
• M3: 1,191,547 km (0.088 R)
• M4: 2,404,786 km (0.12 R)
• M5: 3,102,061 km (0.088 R)
• M6: 3,877,128 km (0.091 R)
• M7: 5,639,989 km (0.097 R)
• M8: 6,417,599 km (0.118 R)
• M9: 7,842,668 km (0.111 R)
• M10: 8,494,915 km (0.088 R)
• M11: 9,662,078 km (0.095 R)
• M12: 11,146,687 km (0.116 R)
• M13: 11,526,666 km (0.081 R)
• M14: 16,369,298 km (0.105 R)
• M15: 17,003,294 km (0.086 R)
• M16: 40,194,554 km (0.103 R)
• M17: 43,992,096 km (0.069 R)
• M18: 47,310,626 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.4

Radius: 7.3

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 12.02 AU - 16.32 AU

Year: 19197 Days

Day: 17.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,885,367 km

• M1: 94,396 km (0.087 R)
• M2: 474,824 km (0.104 R)
• M3: 708,047 km (0.065 R)
• M4: 962,662 km (0.101 R)
• M5: 1,210,396 km (0.063 R)
• M6: 3,720,499 km (0.052 R)
• M7: 4,506,935 km (0.111 R)
• M8: 6,577,070 km (0.086 R)
• M9: 8,265,731 km (0.044 R)
• M10: 10,166,372 km (0.087 R)
• M11: 11,311,693 km (0.065 R)
• M12: 12,946,499 km (0.074 R)
• M13: 13,642,578 km (0.061 R)
• M14: 21,163,760 km (0.089 R)
• M15: 22,622,040 km (0.096 R)
• M16: 25,199,612 km (0.113 R)
• M17: 32,045,809 km (0.076 R)
• M18: 51,463,014 km (0.067 R)
• M19: 56,436,994 km (0.038 R)
• M20: 58,663,459 km (0.037 R)
• M21: 59,608,169 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952.4

Radius: 3.7

Gravity: 69.57 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 14.13 AU - 22.87 AU

Year: 28637 Days

Day: 19.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 107,885,367 km

• M1: 65,973 km (0.117 R)
• M2: 185,651 km (0.111 R)
• M3: 447,597 km (0.1 R)
• M4: 1,030,580 km (0.062 R)
• M5: 1,148,014 km (0.108 R)
• M6: 2,007,753 km (0.071 R)
• M7: 2,438,744 km (0.059 R)
• M8: 2,568,745 km (0.091 R)
• M9: 3,258,690 km (0.059 R)
• M10: 4,435,876 km (0.088 R)
• M11: 5,642,383 km (0.099 R)
• M12: 7,316,383 km (0.106 R)
• M13: 8,740,256 km (0.112 R)
• M14: 8,922,615 km (0.068 R)
• M15: 9,169,751 km (0.103 R)
• M16: 10,070,779 km (0.087 R)
• M17: 10,406,327 km (0.059 R)
• M18: 11,823,767 km (0.118 R)
• M19: 12,272,860 km (0.118 R)
• M20: 15,296,681 km (0.098 R)
• M21: 16,100,770 km (0.035 R)
• M22: 21,414,935 km (0.111 R)
• M23: 21,635,592 km (0.105 R)
• M24: 22,876,506 km (0.051 R)
• M25: 26,500,515 km (0.092 R)
• M26: 32,335,131 km (0.088 R)
• M27: 34,556,061 km (0.047 R)
• M28: 41,653,433 km (0.098 R)
• M29: 53,214,955 km (0.093 R)
• M30: 53,823,070 km (0.111 R)
• M31: 55,052,914 km (0.073 R)
• M32: 66,741,444 km (0.101 R)
• M33: 71,058,540 km (0.054 R)
• M34: 74,289,704 km (0.118 R)
• M35: 76,069,470 km (0.074 R)
• M36: 79,978,462 km (0.097 R)
• M37: 81,578,860 km (0.119 R)
• M38: 89,330,125 km (0.077 R)
• M39: 89,615,707 km (0.114 R)
• M40: 91,631,688 km (0.086 R)
• M41: 96,052,903 km (0.088 R)
• M42: 104,999,903 km (0.114 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 11,491 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit