🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.55 AU - 0.75 AU

Year: 193 Days

Day: 33.8 Hours

Environment

Temp: 145 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.34 AU - 2.14 AU

Year: 847 Days

Day: 32.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.8

Radius: 13.1

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.01 AU - 6.23 AU

Year: 5586 Days

Day: 7.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,015,981 km

• M1: 162,912 km (0.119 R)
• M2: 705,055 km (0.079 R)
• M3: 1,761,964 km (0.109 R)
• M4: 3,058,678 km (0.1 R)
• M5: 3,632,236 km (0.076 R)
• M6: 4,276,854 km (0.095 R)
• M7: 4,915,936 km (0.1 R)
• M8: 5,917,194 km (0.094 R)
• M9: 6,547,749 km (0.081 R)
• M10: 7,613,784 km (0.089 R)
• M11: 8,169,540 km (0.102 R)
• M12: 12,342,423 km (0.1 R)
• M13: 14,295,573 km (0.075 R)
• M14: 15,258,833 km (0.03 R)
• M15: 15,667,834 km (0.081 R)
• M16: 16,204,441 km (0.075 R)
• M17: 18,806,248 km (0.036 R)
• M18: 23,329,339 km (0.106 R)
• M19: 24,985,238 km (0.108 R)
• M20: 27,830,739 km (0.087 R)
• M21: 29,692,335 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.4

Radius: 13

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 10.01 AU - 13.83 AU

Year: 15184 Days

Day: 12.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,015,981 km

• M1: 162,014 km (0.05 R)
• M2: 598,691 km (0.116 R)
• M3: 1,241,214 km (0.116 R)
• M4: 1,734,139 km (0.053 R)
• M5: 2,854,327 km (0.051 R)
• M6: 3,420,256 km (0.102 R)
• M7: 4,779,353 km (0.103 R)
• M8: 5,647,020 km (0.07 R)
• M9: 6,951,514 km (0.061 R)
• M10: 12,627,556 km (0.116 R)
• M11: 17,732,284 km (0.101 R)
• M12: 20,580,478 km (0.086 R)
• M13: 22,696,839 km (0.1 R)
• M14: 28,030,901 km (0.1 R)
• M15: 30,421,325 km (0.083 R)
• M16: 31,456,393 km (0.1 R)
• M17: 31,876,913 km (0.063 R)
• M18: 37,337,833 km (0.029 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.3

Radius: 4.8

Gravity: 18.29 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 12.02 AU - 16.32 AU

Year: 19680 Days

Day: 16.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,015,981 km

• M1: 64,028 km (0.112 R)
• M2: 316,848 km (0.046 R)
• M3: 848,070 km (0.118 R)
• M4: 1,209,948 km (0.12 R)
• M5: 3,766,575 km (0.064 R)
• M6: 4,565,129 km (0.07 R)
• M7: 4,730,733 km (0.062 R)
• M8: 5,582,394 km (0.112 R)
• M9: 9,052,466 km (0.062 R)
• M10: 11,231,359 km (0.105 R)
• M11: 15,009,154 km (0.059 R)
• M12: 16,281,335 km (0.077 R)
• M13: 20,080,971 km (0.091 R)
• M14: 24,837,734 km (0.058 R)
• M15: 40,881,508 km (0.099 R)
• M16: 46,373,694 km (0.092 R)
• M17: 58,070,602 km (0.115 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 13,056 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit