🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.53 AU - 0.55 AU

Year: 153 Days

Day: 23.1 Hours

Environment

Temp: 201 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.76 AU - 1.02 AU

Year: 323 Days

Day: 22.2 Hours

Environment

Temp: 11 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.72 AU - 1.16 AU

Year: 351 Days

Day: 37.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,660,499 km

• M1: 151,692 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.55 AU - 3.17 AU

Year: 1862 Days

Day: 35.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884

Radius: 14.4

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.35 AU - 6.73 AU

Year: 5020 Days

Day: 5 Hours

Environment

Temp: -163 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,660,499 km

• M1: 179,069 km (0.094 R)
• M2: 891,155 km (0.062 R)
• M3: 1,422,676 km (0.116 R)
• M4: 1,894,208 km (0.072 R)
• M5: 2,357,064 km (0.047 R)
• M6: 3,412,028 km (0.091 R)
• M7: 5,544,995 km (0.119 R)
• M8: 7,439,203 km (0.04 R)
• M9: 8,894,940 km (0.05 R)
• M10: 10,763,118 km (0.075 R)
• M11: 11,814,342 km (0.071 R)
• M12: 13,091,010 km (0.102 R)
• M13: 14,914,609 km (0.082 R)
• M14: 15,381,055 km (0.036 R)
• M15: 16,776,952 km (0.094 R)
• M16: 18,588,433 km (0.035 R)
• M17: 19,680,497 km (0.037 R)
• M18: 22,217,977 km (0.12 R)
• M19: 22,750,545 km (0.058 R)
• M20: 24,239,193 km (0.104 R)
• M21: 26,806,143 km (0.098 R)
• M22: 28,022,823 km (0.093 R)
• M23: 28,644,851 km (0.09 R)
• M24: 30,008,734 km (0.116 R)
• M25: 31,036,173 km (0.047 R)
• M26: 31,990,457 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.2

Radius: 9.6

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.76 AU - 10.64 AU

Year: 12542 Days

Day: 7.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,660,499 km

• M1: 119,678 km (0.054 R)
• M2: 439,967 km (0.099 R)
• M3: 1,383,182 km (0.074 R)
• M4: 1,853,069 km (0.034 R)
• M5: 2,622,750 km (0.062 R)
• M6: 4,035,702 km (0.107 R)
• M7: 5,322,094 km (0.093 R)
• M8: 5,725,559 km (0.111 R)
• M9: 9,242,605 km (0.033 R)
• M10: 11,450,371 km (0.049 R)
• M11: 13,184,808 km (0.089 R)
• M12: 15,556,982 km (0.118 R)
• M13: 21,886,318 km (0.102 R)
• M14: 22,228,598 km (0.098 R)
• M15: 23,188,418 km (0.111 R)
• M16: 24,358,124 km (0.049 R)
• M17: 26,717,581 km (0.037 R)
• M18: 31,885,739 km (0.103 R)
• M19: 32,770,162 km (0.071 R)
• M20: 33,670,890 km (0.101 R)
• M21: 37,074,392 km (0.107 R)
• M22: 37,929,044 km (0.074 R)
• M23: 43,875,260 km (0.09 R)
• M24: 44,693,860 km (0.033 R)
• M25: 46,643,718 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.3

Radius: 13.9

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 9.89 AU - 11.89 AU

Year: 13836 Days

Day: 15 Hours

Environment

Temp: -192 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,660,499 km

• M1: 172,935 km (0.117 R)
• M2: 881,730 km (0.111 R)
• M3: 1,621,491 km (0.075 R)
• M4: 2,058,616 km (0.062 R)
• M5: 2,575,776 km (0.118 R)
• M6: 3,230,117 km (0.093 R)
• M7: 4,642,770 km (0.085 R)
• M8: 5,506,847 km (0.089 R)
• M9: 6,114,514 km (0.119 R)
• M10: 8,453,476 km (0.071 R)
• M11: 9,634,701 km (0.062 R)
• M12: 11,099,564 km (0.065 R)
• M13: 16,003,232 km (0.068 R)
• M14: 16,849,657 km (0.093 R)
• M15: 27,245,512 km (0.031 R)
• M16: 28,230,465 km (0.09 R)
• M17: 31,328,337 km (0.118 R)
• M18: 35,028,790 km (0.083 R)
• M19: 36,455,655 km (0.096 R)
• M20: 36,984,034 km (0.095 R)
• M21: 40,122,149 km (0.112 R)
• M22: 40,827,054 km (0.11 R)
• M23: 42,116,887 km (0.07 R)
• M24: 47,079,048 km (0.091 R)
• M25: 48,179,640 km (0.116 R)
• M26: 51,088,271 km (0.114 R)
• M27: 55,668,060 km (0.105 R)
• M28: 57,253,499 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.6

Radius: 3.5

Gravity: 12.29 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 15.78 AU - 21 AU

Year: 30363 Days

Day: 23.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,660,499 km

• M1: 43,533 km (0.072 R)
• M2: 248,183 km (0.067 R)
• M3: 629,358 km (0.109 R)
• M4: 752,627 km (0.119 R)
• M5: 1,223,411 km (0.109 R)
• M6: 1,647,671 km (0.114 R)
• M7: 1,814,622 km (0.102 R)
• M8: 2,241,724 km (0.09 R)
• M9: 2,732,555 km (0.095 R)
• M10: 3,240,140 km (0.078 R)
• M11: 4,470,732 km (0.118 R)
• M12: 5,982,269 km (0.083 R)
• M13: 6,377,208 km (0.099 R)
• M14: 9,273,871 km (0.054 R)
• M15: 10,803,360 km (0.109 R)
• M16: 13,734,880 km (0.092 R)
• M17: 17,789,431 km (0.05 R)
• M18: 19,956,805 km (0.11 R)
• M19: 21,103,622 km (0.086 R)
• M20: 23,818,973 km (0.075 R)
• M21: 29,478,410 km (0.077 R)
• M22: 31,429,914 km (0.077 R)
• M23: 32,377,318 km (0.114 R)
• M24: 34,954,739 km (0.116 R)
• M25: 36,228,715 km (0.115 R)
• M26: 39,275,724 km (0.102 R)
• M27: 39,412,008 km (0.101 R)
• M28: 48,174,853 km (0.107 R)
• M29: 49,274,547 km (0.105 R)
• M30: 50,390,996 km (0.083 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 14,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit