🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.72 AU - 0.94 AU

Year: 291 Days

Day: 33.4 Hours

Environment

Temp: 37 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 44,444,901 km

• M1: 41,439 km (0.036 R)
• M2: 293,661 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.77 AU - 2.37 AU

Year: 1147 Days

Day: 23.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,444,901 km

• M1: 1,289,534 km (0.036 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.05 AU - 2.15 AU

Year: 1172 Days

Day: 18.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,444,901 km

• M1: 534,214 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.02 AU - 3.32 AU

Year: 1680 Days

Day: 35 Hours

Environment

Temp: -109 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.09 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.19 AU - 3.81 AU

Year: 2521 Days

Day: 24.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.4

Radius: 14

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.52 AU - 4.7 AU

Year: 3208 Days

Day: 9.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,444,901 km

• M1: 174,431 km (0.03 R)
• M2: 637,586 km (0.118 R)
• M3: 1,106,875 km (0.117 R)
• M4: 1,889,122 km (0.055 R)
• M5: 2,500,528 km (0.071 R)
• M6: 3,385,400 km (0.113 R)
• M7: 4,043,930 km (0.113 R)
• M8: 4,786,833 km (0.105 R)
• M9: 5,389,862 km (0.052 R)
• M10: 6,263,364 km (0.1 R)
• M11: 7,353,035 km (0.085 R)
• M12: 8,292,509 km (0.106 R)
• M13: 8,844,226 km (0.101 R)
• M14: 9,605,679 km (0.101 R)
• M15: 10,371,022 km (0.118 R)
• M16: 11,850,994 km (0.117 R)
• M17: 14,231,844 km (0.072 R)
• M18: 14,823,653 km (0.063 R)
• M19: 15,638,213 km (0.069 R)
• M20: 18,726,362 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.2

Radius: 9

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.79 AU - 5.07 AU

Year: 4214 Days

Day: 6.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,444,901 km

• M1: 112,049 km (0.051 R)
• M2: 441,613 km (0.101 R)
• M3: 1,490,593 km (0.089 R)
• M4: 1,807,591 km (0.06 R)
• M5: 3,076,031 km (0.063 R)
• M6: 3,373,881 km (0.119 R)
• M7: 3,691,178 km (0.078 R)
• M8: 4,407,752 km (0.066 R)
• M9: 6,225,067 km (0.093 R)
• M10: 8,459,909 km (0.063 R)
• M11: 8,768,230 km (0.097 R)
• M12: 9,627,371 km (0.113 R)
• M13: 11,764,077 km (0.115 R)
• M14: 12,278,694 km (0.114 R)
• M15: 12,988,087 km (0.097 R)
• M16: 14,782,364 km (0.082 R)
• M17: 15,180,145 km (0.097 R)
• M18: 15,636,269 km (0.119 R)
• M19: 18,395,452 km (0.11 R)
• M20: 20,405,449 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.9

Radius: 8.6

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 8.37 AU - 9.93 AU

Year: 10656 Days

Day: 7.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,444,901 km

• M1: 106,962 km (0.117 R)
• M2: 653,443 km (0.069 R)
• M3: 1,210,845 km (0.119 R)
• M4: 1,492,837 km (0.073 R)
• M5: 1,803,851 km (0.105 R)
• M6: 2,881,255 km (0.088 R)
• M7: 4,201,307 km (0.061 R)
• M8: 5,484,557 km (0.065 R)
• M9: 6,707,819 km (0.026 R)
• M10: 7,977,157 km (0.077 R)
• M11: 10,320,009 km (0.117 R)
• M12: 13,382,577 km (0.114 R)
• M13: 23,409,075 km (0.101 R)
• M14: 29,002,689 km (0.09 R)
• M15: 30,116,445 km (0.108 R)
• M16: 42,093,550 km (0.095 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 16,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit