🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.66 AU - 1 AU

Year: 288 Days

Day: 34.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,616,137 km

• M1: 51,611 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.42 AU - 1.74 AU

Year: 756 Days

Day: 25 Hours

Environment

Temp: -56 °C

Axial Tilt: 145.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.72 AU - 2.48 AU

Year: 1159 Days

Day: 20.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.2

Radius: 13.6

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.5 AU - 5.74 AU

Year: 5073 Days

Day: 7.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,616,137 km

• M1: 169,644 km (0.064 R)
• M2: 595,998 km (0.118 R)
• M3: 1,177,634 km (0.069 R)
• M4: 1,825,393 km (0.089 R)
• M5: 2,287,950 km (0.108 R)
• M6: 6,475,045 km (0.11 R)
• M7: 9,437,681 km (0.038 R)
• M8: 9,992,839 km (0.111 R)
• M9: 11,075,030 km (0.065 R)
• M10: 11,500,486 km (0.108 R)
• M11: 12,434,725 km (0.101 R)
• M12: 13,632,704 km (0.082 R)
• M13: 14,622,743 km (0.098 R)
• M14: 19,749,761 km (0.073 R)
• M15: 20,236,254 km (0.094 R)
• M16: 22,413,052 km (0.115 R)
• M17: 25,145,158 km (0.074 R)
• M18: 26,214,184 km (0.077 R)
• M19: 28,092,087 km (0.114 R)
• M20: 31,639,202 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.8

Radius: 13.2

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.41 AU - 9.05 AU

Year: 9822 Days

Day: 7.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,616,137 km

• M1: 423,362 km (0.108 R)
• M2: 1,111,213 km (0.092 R)
• M3: 1,595,910 km (0.118 R)
• M4: 2,150,320 km (0.034 R)
• M5: 2,762,923 km (0.075 R)
• M6: 3,510,314 km (0.119 R)
• M7: 4,020,892 km (0.053 R)
• M8: 4,704,255 km (0.09 R)
• M9: 6,093,420 km (0.092 R)
• M10: 7,498,444 km (0.055 R)
• M11: 10,248,352 km (0.097 R)
• M12: 12,906,855 km (0.08 R)
• M13: 14,825,598 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330

Radius: 12

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.1 AU - 11.26 AU

Year: 12369 Days

Day: 8.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,616,137 km

• M1: 150,645 km (0.117 R)
• M2: 753,225 km (0.108 R)
• M3: 1,485,058 km (0.094 R)
• M4: 2,334,774 km (0.118 R)
• M5: 6,008,449 km (0.118 R)
• M6: 6,536,529 km (0.074 R)
• M7: 7,525,371 km (0.071 R)
• M8: 9,515,771 km (0.118 R)
• M9: 11,196,952 km (0.066 R)
• M10: 15,461,987 km (0.118 R)
• M11: 17,211,684 km (0.118 R)
• M12: 18,134,403 km (0.096 R)
• M13: 21,665,811 km (0.09 R)
• M14: 31,603,597 km (0.118 R)
• M15: 36,561,570 km (0.066 R)
• M16: 40,759,137 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.2

Radius: 3.8

Gravity: 61.93 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 11.22 AU - 14.96 AU

Year: 18035 Days

Day: 22.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,616,137 km

• M1: 47,273 km (0.106 R)
• M2: 195,225 km (0.112 R)
• M3: 1,202,019 km (0.085 R)
• M4: 2,589,090 km (0.092 R)
• M5: 2,989,713 km (0.062 R)
• M6: 4,371,250 km (0.063 R)
• M7: 7,548,409 km (0.071 R)
• M8: 11,143,994 km (0.099 R)
• M9: 13,451,841 km (0.118 R)
• M10: 13,963,615 km (0.089 R)
• M11: 15,418,005 km (0.062 R)
• M12: 18,803,704 km (0.116 R)
• M13: 20,286,369 km (0.092 R)
• M14: 23,586,647 km (0.111 R)
• M15: 40,361,206 km (0.069 R)
• M16: 43,129,964 km (0.07 R)
• M17: 48,359,905 km (0.111 R)
• M18: 49,385,399 km (0.043 R)
• M19: 50,599,984 km (0.09 R)
• M20: 50,775,163 km (0.081 R)
• M21: 55,285,688 km (0.08 R)
• M22: 66,133,778 km (0.105 R)
• M23: 71,942,663 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 12,164 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit