🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.57 AU - 0.87 AU

Year: 223 Days

Day: 34.3 Hours

Environment

Temp: 151 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,436,469 km

• M1: 41,139 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.97 AU - 1.01 AU

Year: 360 Days

Day: 16.4 Hours

Environment

Temp: 27 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,436,469 km

• M1: 41,887 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.66 AU - 1.66 AU

Year: 781 Days

Day: 47.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,436,469 km

• M1: 89,460 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.43 AU - 2.03 AU

Year: 831 Days

Day: 44.9 Hours

Environment

Temp: -46 °C

Axial Tilt: 111.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.6

Radius: 10.8

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.08 AU - 8.32 AU

Year: 7056 Days

Day: 13.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,436,469 km

• M1: 134,339 km (0.09 R)
• M2: 517,609 km (0.063 R)
• M3: 1,213,388 km (0.099 R)
• M4: 1,793,080 km (0.093 R)
• M5: 2,271,195 km (0.106 R)
• M6: 3,717,058 km (0.065 R)
• M7: 4,057,992 km (0.09 R)
• M8: 4,719,514 km (0.044 R)
• M9: 5,091,115 km (0.117 R)
• M10: 5,893,408 km (0.026 R)
• M11: 6,566,449 km (0.04 R)
• M12: 9,644,724 km (0.089 R)
• M13: 10,245,659 km (0.095 R)
• M14: 11,019,379 km (0.084 R)
• M15: 11,471,464 km (0.092 R)
• M16: 12,957,719 km (0.037 R)
• M17: 15,298,177 km (0.085 R)
• M18: 15,735,003 km (0.1 R)
• M19: 21,259,054 km (0.055 R)
• M20: 22,597,058 km (0.057 R)
• M21: 27,128,527 km (0.04 R)
• M22: 30,139,184 km (0.115 R)
• M23: 36,372,179 km (0.045 R)
• M24: 37,600,976 km (0.052 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.9

Radius: 4.5

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 14.94 AU - 15.4 AU

Year: 21581 Days

Day: 16.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,436,469 km

• M1: 56,099 km (0.102 R)
• M2: 198,367 km (0.049 R)
• M3: 870,061 km (0.117 R)
• M4: 1,710,502 km (0.08 R)
• M5: 1,906,475 km (0.1 R)
• M6: 2,117,408 km (0.12 R)
• M7: 3,186,584 km (0.104 R)
• M8: 4,241,698 km (0.085 R)
• M9: 5,072,864 km (0.115 R)
• M10: 8,551,164 km (0.101 R)
• M11: 8,812,960 km (0.032 R)
• M12: 10,697,145 km (0.055 R)
• M13: 14,001,762 km (0.071 R)
• M14: 15,302,665 km (0.046 R)
• M15: 16,885,560 km (0.089 R)
• M16: 20,917,971 km (0.029 R)
• M17: 23,113,769 km (0.105 R)
• M18: 28,148,036 km (0.046 R)
• M19: 31,535,530 km (0.048 R)
• M20: 34,741,862 km (0.03 R)
• M21: 35,073,969 km (0.118 R)
• M22: 37,342,172 km (0.095 R)
• M23: 40,434,659 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.7

Radius: 6.5

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 15.79 AU - 18.73 AU

Year: 26191 Days

Day: 15.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,436,469 km

• M1: 426,653 km (0.106 R)
• M2: 1,020,557 km (0.094 R)
• M3: 1,494,184 km (0.081 R)
• M4: 2,731,508 km (0.097 R)
• M5: 3,290,854 km (0.108 R)
• M6: 3,639,267 km (0.075 R)
• M7: 7,598,076 km (0.102 R)
• M8: 10,625,937 km (0.119 R)
• M9: 10,914,511 km (0.093 R)
• M10: 11,507,517 km (0.088 R)
• M11: 17,363,825 km (0.111 R)
• M12: 18,007,844 km (0.097 R)
• M13: 19,429,023 km (0.119 R)
• M14: 20,299,234 km (0.062 R)
• M15: 27,778,829 km (0.082 R)
• M16: 29,218,858 km (0.064 R)
• M17: 31,530,444 km (0.077 R)
• M18: 32,852,291 km (0.111 R)
• M19: 43,743,913 km (0.102 R)
• M20: 44,336,620 km (0.054 R)
• M21: 46,146,904 km (0.094 R)
• M22: 48,005,807 km (0.112 R)
• M23: 50,398,924 km (0.036 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 16,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit