🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.46 AU - 0.6 AU

Year: 145 Days

Day: 39.2 Hours

Environment

Temp: 229 °C

Axial Tilt: 175.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,419,371 km

• M1: 303,684 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.85 AU - 0.91 AU

Year: 311 Days

Day: 21.4 Hours

Environment

Temp: 39 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.25 AU - 1.81 AU

Year: 713 Days

Day: 28.1 Hours

Environment

Temp: -46 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.5

Radius: 15

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.07 AU - 8.27 AU

Year: 7233 Days

Day: 13.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,419,371 km

• M1: 187,297 km (0.102 R)
• M2: 713,731 km (0.042 R)
• M3: 1,275,471 km (0.106 R)
• M4: 1,973,196 km (0.109 R)
• M5: 2,786,260 km (0.093 R)
• M6: 4,886,614 km (0.071 R)
• M7: 6,216,689 km (0.096 R)
• M8: 6,826,001 km (0.069 R)
• M9: 7,438,006 km (0.066 R)
• M10: 8,772,419 km (0.056 R)
• M11: 10,873,072 km (0.053 R)
• M12: 14,076,112 km (0.111 R)
• M13: 15,010,950 km (0.071 R)
• M14: 15,677,258 km (0.057 R)
• M15: 16,553,902 km (0.11 R)
• M16: 22,990,201 km (0.099 R)
• M17: 24,369,344 km (0.073 R)
• M18: 27,921,994 km (0.044 R)
• M19: 30,730,993 km (0.076 R)
• M20: 31,216,887 km (0.116 R)
• M21: 31,707,867 km (0.105 R)
• M22: 33,826,472 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28

Radius: 12.8

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.9 AU - 14.18 AU

Year: 14768 Days

Day: 11.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 89,419,371 km

• M1: 159,322 km (0.05 R)
• M2: 699,220 km (0.057 R)
• M3: 1,957,339 km (0.095 R)
• M4: 2,598,964 km (0.057 R)
• M5: 5,200,172 km (0.048 R)
• M6: 7,863,014 km (0.066 R)
• M7: 8,393,338 km (0.082 R)
• M8: 10,717,939 km (0.07 R)
• M9: 11,792,351 km (0.094 R)
• M10: 20,719,455 km (0.072 R)
• M11: 21,222,403 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.4

Radius: 6.7

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 11.72 AU - 13.84 AU

Year: 17212 Days

Day: 22.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,419,371 km

• M1: 83,775 km (0.068 R)
• M2: 993,779 km (0.118 R)
• M3: 1,323,193 km (0.102 R)
• M4: 1,659,639 km (0.11 R)
• M5: 2,183,381 km (0.078 R)
• M6: 3,268,265 km (0.091 R)
• M7: 3,581,373 km (0.107 R)
• M8: 3,801,132 km (0.042 R)
• M9: 4,837,546 km (0.081 R)
• M10: 5,175,488 km (0.109 R)
• M11: 5,457,031 km (0.118 R)
• M12: 6,166,873 km (0.055 R)
• M13: 7,235,750 km (0.102 R)
• M14: 8,232,371 km (0.07 R)
• M15: 9,472,537 km (0.092 R)
• M16: 10,719,286 km (0.058 R)
• M17: 11,352,683 km (0.083 R)
• M18: 11,589,197 km (0.045 R)
• M19: 12,505,185 km (0.055 R)
• M20: 12,884,715 km (0.113 R)
• M21: 18,139,041 km (0.108 R)
• M22: 18,954,649 km (0.075 R)
• M23: 22,929,614 km (0.115 R)
• M24: 35,663,085 km (0.099 R)
• M25: 37,200,652 km (0.102 R)
• M26: 37,722,749 km (0.114 R)
• M27: 37,985,742 km (0.03 R)
• M28: 39,724,518 km (0.104 R)
• M29: 39,996,636 km (0.073 R)
• M30: 41,236,653 km (0.099 R)
• M31: 46,907,160 km (0.072 R)
• M32: 47,516,472 km (0.074 R)
• M33: 47,977,084 km (0.101 R)
• M34: 53,571,745 km (0.102 R)
• M35: 53,904,002 km (0.051 R)
• M36: 55,755,874 km (0.091 R)
• M37: 56,439,537 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.3

Radius: 3.8

Gravity: 31.05 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 18.11 AU - 20.13 AU

Year: 31496 Days

Day: 17.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 89,419,371 km

• M1: 56,548 km (0.085 R)
• M2: 367,412 km (0.045 R)
• M3: 551,268 km (0.117 R)
• M4: 817,253 km (0.037 R)
• M5: 1,443,769 km (0.118 R)
• M6: 1,564,345 km (0.049 R)
• M7: 1,988,156 km (0.078 R)
• M8: 3,200,946 km (0.078 R)
• M9: 4,113,642 km (0.109 R)
• M10: 5,767,148 km (0.05 R)
• M11: 6,072,626 km (0.104 R)
• M12: 6,388,876 km (0.103 R)
• M13: 7,505,624 km (0.081 R)
• M14: 8,191,231 km (0.059 R)
• M15: 9,869,420 km (0.101 R)
• M16: 10,952,808 km (0.108 R)
• M17: 13,886,871 km (0.074 R)
• M18: 15,325,703 km (0.116 R)
• M19: 18,872,968 km (0.064 R)
• M20: 21,450,390 km (0.104 R)
• M21: 25,858,291 km (0.071 R)
• M22: 28,024,917 km (0.084 R)
• M23: 29,152,287 km (0.109 R)
• M24: 55,711,444 km (0.112 R)
• M25: 61,995,901 km (0.096 R)
• M26: 62,628,101 km (0.073 R)
• M27: 67,840,540 km (0.091 R)
• M28: 73,100,102 km (0.102 R)
• M29: 83,906,304 km (0.079 R)
• M30: 89,419,434 km (0.119 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 17,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit