🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.43 AU - 0.61 AU

Year: 113 Days

Day: 41.1 Hours

Environment

Temp: 335 °C

Axial Tilt: 118.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.85 AU - 0.93 AU

Year: 252 Days

Day: 35.8 Hours

Environment

Temp: 274 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.23 AU - 1.61 AU

Year: 508 Days

Day: 44.5 Hours

Environment

Temp: 192 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.94 AU - 2.08 AU

Year: 856 Days

Day: 34.3 Hours

Environment

Temp: 16 °C

Axial Tilt: 104 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.02 AU - 2.7 AU

Year: 1088 Days

Day: 22.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.68 AU - 3 AU

Year: 1437 Days

Day: 17.9 Hours

Environment

Temp: -28 °C

Axial Tilt: 95 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,636,392 km

• M1: 130,300 km (0.066 R)
• M2: 228,436 km (0.091 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.91 AU - 5.01 AU

Year: 3317 Days

Day: 31.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.77 AU - 7.09 AU

Year: 4336 Days

Day: 14.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,636,392 km

• M1: 1,480,271 km (0.056 R)
• M2: 3,795,747 km (0.062 R)

Asteroid Belt

Center: 9.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.9

Radius: 14.9

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 10.74 AU - 15.46 AU

Year: 14235 Days

Day: 10.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,636,392 km

• M1: 185,651 km (0.079 R)
• M2: 857,944 km (0.072 R)
• M3: 1,478,027 km (0.101 R)
• M4: 4,675,831 km (0.095 R)
• M5: 7,113,229 km (0.102 R)
• M6: 12,368,752 km (0.092 R)
• M7: 13,071,413 km (0.061 R)
• M8: 13,800,703 km (0.073 R)
• M9: 15,052,538 km (0.103 R)
• M10: 17,305,332 km (0.071 R)
• M11: 22,659,440 km (0.118 R)
• M12: 24,898,770 km (0.056 R)
• M13: 25,711,236 km (0.12 R)
• M14: 31,195,494 km (0.094 R)
• M15: 33,225,089 km (0.109 R)
• M16: 35,468,458 km (0.08 R)
• M17: 37,150,387 km (0.083 R)
• M18: 41,942,456 km (0.048 R)
• M19: 55,609,119 km (0.106 R)
• M20: 58,053,847 km (0.12 R)

Planet 10 - Gas Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.8

Radius: 14

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 11.7 AU - 19.04 AU

Year: 18091 Days

Day: 5.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,636,392 km

• M1: 186,997 km (0.114 R)
• M2: 1,033,422 km (0.104 R)
• M3: 1,735,485 km (0.082 R)
• M4: 2,362,599 km (0.087 R)
• M5: 2,814,086 km (0.106 R)
• M6: 3,630,142 km (0.116 R)
• M7: 6,431,960 km (0.083 R)
• M8: 7,048,453 km (0.082 R)
• M9: 8,711,533 km (0.11 R)
• M10: 10,563,255 km (0.108 R)
• M11: 11,173,016 km (0.055 R)
• M12: 12,131,639 km (0.083 R)
• M13: 12,732,724 km (0.071 R)
• M14: 17,095,895 km (0.095 R)
• M15: 19,703,835 km (0.117 R)
• M16: 22,968,659 km (0.081 R)
• M17: 26,025,242 km (0.1 R)
• M18: 27,938,001 km (0.118 R)
• M19: 38,639,484 km (0.087 R)
• M20: 39,504,908 km (0.042 R)
• M21: 45,289,110 km (0.052 R)
• M22: 47,063,490 km (0.086 R)
• M23: 48,216,441 km (0.116 R)
• M24: 50,066,069 km (0.088 R)
• M25: 52,312,730 km (0.095 R)
• M26: 60,029,736 km (0.09 R)
• M27: 61,190,765 km (0.029 R)
• M28: 62,564,073 km (0.094 R)
• M29: 64,561,355 km (0.053 R)
• M30: 68,263,304 km (0.097 R)
• M31: 71,670,694 km (0.093 R)
• M32: 72,540,008 km (0.09 R)

Kuiper Belt

Range: 36.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 13,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit