🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.58 AU - 0.86 AU

Year: 235 Days

Day: 15 Hours

Environment

Temp: 153 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.72 AU - 0.9 AU

Year: 281 Days

Day: 30.6 Hours

Environment

Temp: 34 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.83 AU - 0.87 AU

Year: 302 Days

Day: 30 Hours

Environment

Temp: 29 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.01 AU - 1.59 AU

Year: 571 Days

Day: 12.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.57 AU - 1.69 AU

Year: 801 Days

Day: 38 Hours

Environment

Temp: -65 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.3

Radius: 9.5

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.82 AU - 4.58 AU

Year: 3314 Days

Day: 8.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,515,028 km

• M1: 118,182 km (0.071 R)
• M2: 468,241 km (0.099 R)
• M3: 1,029,682 km (0.071 R)
• M4: 1,338,602 km (0.098 R)
• M5: 1,786,797 km (0.055 R)
• M6: 2,184,129 km (0.106 R)
• M7: 2,691,565 km (0.099 R)
• M8: 3,305,814 km (0.077 R)
• M9: 4,678,075 km (0.117 R)
• M10: 8,052,554 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.7

Radius: 14.9

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.52 AU - 12.53 AU

Year: 12212 Days

Day: 15 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,515,028 km

• M1: 186,549 km (0.113 R)
• M2: 1,178,532 km (0.102 R)
• M3: 2,256,534 km (0.078 R)
• M4: 4,697,074 km (0.118 R)
• M5: 5,344,534 km (0.099 R)
• M6: 7,473,311 km (0.084 R)
• M7: 9,313,215 km (0.12 R)
• M8: 10,742,922 km (0.086 R)
• M9: 13,444,660 km (0.109 R)
• M10: 22,538,415 km (0.118 R)
• M11: 30,806,989 km (0.046 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.6

Radius: 12.3

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.55 AU - 11.93 AU

Year: 12616 Days

Day: 13 Hours

Environment

Temp: -193 °C

Axial Tilt: 73.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,515,028 km

• M1: 153,039 km (0.097 R)
• M2: 832,063 km (0.096 R)
• M3: 1,221,018 km (0.1 R)
• M4: 1,920,687 km (0.095 R)
• M5: 2,539,723 km (0.112 R)
• M6: 3,524,376 km (0.027 R)
• M7: 4,001,444 km (0.109 R)
• M8: 5,476,329 km (0.095 R)
• M9: 6,357,610 km (0.035 R)
• M10: 6,769,304 km (0.114 R)
• M11: 8,208,286 km (0.083 R)
• M12: 9,154,043 km (0.105 R)
• M13: 10,394,658 km (0.114 R)
• M14: 12,366,059 km (0.112 R)
• M15: 13,541,001 km (0.053 R)
• M16: 17,672,894 km (0.087 R)
• M17: 18,992,497 km (0.11 R)
• M18: 22,483,064 km (0.092 R)
• M19: 24,730,772 km (0.069 R)
• M20: 25,136,481 km (0.065 R)
• M21: 27,447,769 km (0.108 R)
• M22: 36,521,627 km (0.086 R)
• M23: 36,915,967 km (0.102 R)
• M24: 38,250,979 km (0.095 R)
• M25: 41,017,343 km (0.102 R)
• M26: 42,449,443 km (0.056 R)
• M27: 45,110,640 km (0.09 R)
• M28: 48,512,046 km (0.101 R)
• M29: 52,748,060 km (0.09 R)
• M30: 56,519,721 km (0.104 R)
• M31: 58,651,042 km (0.066 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.6

Radius: 13

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.48 AU - 11.52 AU

Year: 13099 Days

Day: 12.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,515,028 km

• M1: 162,613 km (0.109 R)
• M2: 730,935 km (0.074 R)
• M3: 4,092,699 km (0.114 R)
• M4: 5,996,481 km (0.107 R)
• M5: 7,057,429 km (0.049 R)
• M6: 9,287,933 km (0.06 R)
• M7: 9,817,360 km (0.117 R)
• M8: 10,994,995 km (0.069 R)
• M9: 12,015,701 km (0.094 R)
• M10: 14,106,930 km (0.103 R)
• M11: 16,815,698 km (0.097 R)
• M12: 28,517,244 km (0.075 R)
• M13: 29,979,712 km (0.12 R)
• M14: 44,714,205 km (0.06 R)
• M15: 53,960,251 km (0.118 R)
• M16: 57,246,019 km (0.119 R)
• M17: 59,569,723 km (0.051 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 18,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit