🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.6 AU - 0.68 AU

Year: 186 Days

Day: 24.1 Hours

Environment

Temp: 197 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 38,927,077 km

• M1: 33,211 km (0.115 R)
• M2: 213,925 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.71 AU - 1.15 AU

Year: 326 Days

Day: 47 Hours

Environment

Temp: 75 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 38,927,077 km

• M1: 40,990 km (0.042 R)
• M2: 241,301 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.93 AU - 1.21 AU

Year: 402 Days

Day: 18.6 Hours

Environment

Temp: 13 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,927,077 km

• M1: 398,080 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.55 AU - 1.69 AU

Year: 749 Days

Day: 36.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.35 AU - 2.19 AU

Year: 856 Days

Day: 34.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.54 AU - 2.38 AU

Year: 997 Days

Day: 17.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.96 AU - 2.18 AU

Year: 1082 Days

Day: 43.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.5

Radius: 8.2

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.63 AU - 9.93 AU

Year: 8659 Days

Day: 11.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,927,077 km

• M1: 102,624 km (0.096 R)
• M2: 360,082 km (0.081 R)
• M3: 656,435 km (0.093 R)
• M4: 1,050,177 km (0.093 R)
• M5: 1,821,803 km (0.104 R)
• M6: 2,117,408 km (0.109 R)
• M7: 2,907,285 km (0.117 R)
• M8: 3,246,872 km (0.069 R)
• M9: 3,855,586 km (0.099 R)
• M10: 4,621,826 km (0.075 R)
• M11: 5,176,535 km (0.106 R)
• M12: 5,709,702 km (0.064 R)
• M13: 7,033,793 km (0.092 R)
• M14: 7,413,921 km (0.071 R)
• M15: 7,767,570 km (0.071 R)
• M16: 9,117,541 km (0.12 R)
• M17: 9,615,702 km (0.103 R)
• M18: 11,951,523 km (0.118 R)
• M19: 12,438,465 km (0.107 R)
• M20: 15,324,806 km (0.101 R)
• M21: 15,706,430 km (0.073 R)
• M22: 16,822,281 km (0.114 R)
• M23: 19,137,457 km (0.094 R)
• M24: 20,333,043 km (0.098 R)
• M25: 20,716,762 km (0.102 R)
• M26: 24,997,954 km (0.118 R)
• M27: 25,704,953 km (0.073 R)
• M28: 30,629,566 km (0.057 R)
• M29: 32,262,875 km (0.035 R)
• M30: 34,602,287 km (0.114 R)
• M31: 38,670,451 km (0.047 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.4

Radius: 8.2

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.17 AU - 9.27 AU

Year: 10175 Days

Day: 13.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,927,077 km

• M1: 102,026 km (0.11 R)
• M2: 436,527 km (0.073 R)
• M3: 857,645 km (0.086 R)
• M4: 1,315,564 km (0.069 R)
• M5: 1,614,460 km (0.077 R)
• M6: 2,182,334 km (0.096 R)
• M7: 3,167,286 km (0.063 R)
• M8: 4,503,943 km (0.093 R)
• M9: 5,131,955 km (0.051 R)
• M10: 5,436,087 km (0.064 R)
• M11: 6,147,874 km (0.104 R)
• M12: 7,444,588 km (0.098 R)
• M13: 7,914,775 km (0.118 R)
• M14: 8,871,303 km (0.105 R)
• M15: 10,137,350 km (0.112 R)
• M16: 11,417,010 km (0.116 R)
• M17: 11,936,713 km (0.099 R)
• M18: 12,256,105 km (0.092 R)
• M19: 14,174,847 km (0.054 R)
• M20: 14,775,333 km (0.076 R)
• M21: 15,898,663 km (0.105 R)
• M22: 16,612,694 km (0.095 R)
• M23: 17,078,093 km (0.086 R)
• M24: 17,896,094 km (0.111 R)
• M25: 18,385,130 km (0.089 R)
• M26: 19,171,715 km (0.114 R)
• M27: 19,831,741 km (0.106 R)
• M28: 20,735,162 km (0.052 R)
• M29: 28,689,431 km (0.101 R)
• M30: 31,634,415 km (0.05 R)
• M31: 35,976,792 km (0.113 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 15,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit