🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.63 AU - 0.97 AU

Year: 254 Days

Day: 23.7 Hours

Environment

Temp: 105 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.85 AU - 1.31 AU

Year: 398 Days

Day: 37.1 Hours

Environment

Temp: 24 °C

Axial Tilt: 45.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.85 AU - 1.39 AU

Year: 420 Days

Day: 26.4 Hours

Environment

Temp: 43 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.92 AU - 1.34 AU

Year: 426 Days

Day: 41.6 Hours

Environment

Temp: 40 °C

Axial Tilt: 4.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.14 AU - 1.5 AU

Year: 538 Days

Day: 20.8 Hours

Environment

Temp: -1 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 27,946,303 km

• M1: 75,248 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.06 AU - 2.38 AU

Year: 1173 Days

Day: 18.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.4

Radius: 12.9

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.43 AU - 11.15 AU

Year: 10867 Days

Day: 13.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,946,303 km

• M1: 160,668 km (0.068 R)
• M2: 1,618,200 km (0.053 R)
• M3: 7,195,508 km (0.093 R)
• M4: 8,898,231 km (0.088 R)
• M5: 10,728,112 km (0.104 R)
• M6: 14,907,727 km (0.093 R)
• M7: 15,334,679 km (0.114 R)
• M8: 25,234,917 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.6

Radius: 13

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 10.66 AU - 13.1 AU

Year: 14527 Days

Day: 10 Hours

Environment

Temp: -178 °C

Axial Tilt: 139.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,946,303 km

• M1: 161,715 km (0.045 R)
• M2: 617,091 km (0.12 R)
• M3: 1,092,513 km (0.074 R)
• M4: 1,761,665 km (0.047 R)
• M5: 2,379,803 km (0.111 R)
• M6: 3,033,845 km (0.079 R)
• M7: 4,344,472 km (0.104 R)
• M8: 6,450,660 km (0.094 R)
• M9: 7,335,532 km (0.087 R)
• M10: 8,425,950 km (0.114 R)
• M11: 8,988,289 km (0.11 R)
• M12: 10,677,398 km (0.113 R)
• M13: 12,293,803 km (0.112 R)
• M14: 15,236,543 km (0.072 R)
• M15: 16,007,271 km (0.068 R)
• M16: 18,692,703 km (0.048 R)
• M17: 21,268,030 km (0.049 R)
• M18: 23,390,674 km (0.073 R)
• M19: 26,834,417 km (0.112 R)
• M20: 33,947,497 km (0.119 R)
• M21: 34,491,135 km (0.102 R)
• M22: 37,412,931 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.4

Radius: 7.1

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 13.31 AU - 13.55 AU

Year: 17460 Days

Day: 21.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,946,303 km

• M1: 90,058 km (0.119 R)
• M2: 723,605 km (0.116 R)
• M3: 2,088,835 km (0.114 R)
• M4: 3,459,750 km (0.098 R)
• M5: 3,872,790 km (0.103 R)
• M6: 6,819,120 km (0.105 R)
• M7: 8,790,371 km (0.038 R)
• M8: 12,957,569 km (0.111 R)
• M9: 14,783,860 km (0.061 R)
• M10: 17,397,933 km (0.117 R)
• M11: 20,833,897 km (0.083 R)
• M12: 22,289,185 km (0.032 R)
• M13: 24,103,807 km (0.061 R)
• M14: 25,097,436 km (0.026 R)
• M15: 31,639,650 km (0.066 R)
• M16: 36,193,260 km (0.105 R)
• M17: 36,710,270 km (0.083 R)
• M18: 38,024,338 km (0.101 R)
• M19: 43,594,914 km (0.082 R)
• M20: 52,767,807 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.1

Radius: 3.5

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 15.49 AU - 17.47 AU

Year: 23734 Days

Day: 16.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,946,303 km

• M1: 43,982 km (0.029 R)
• M2: 253,568 km (0.092 R)
• M3: 2,037,822 km (0.111 R)
• M4: 5,515,973 km (0.066 R)
• M5: 5,745,007 km (0.11 R)
• M6: 6,070,532 km (0.103 R)
• M7: 9,904,127 km (0.108 R)
• M8: 11,814,941 km (0.073 R)
• M9: 17,239,808 km (0.119 R)
• M10: 18,165,370 km (0.093 R)
• M11: 18,929,067 km (0.039 R)
• M12: 25,985,150 km (0.084 R)
• M13: 26,547,339 km (0.091 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 14,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit