🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.5 AU - 0.56 AU

Year: 147 Days

Day: 16.5 Hours

Environment

Temp: 171 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.87 AU - 0.89 AU

Year: 314 Days

Day: 36 Hours

Environment

Temp: 41 °C

Axial Tilt: 178.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,443,563 km

• M1: 26,030 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.11 AU - 1.73 AU

Year: 644 Days

Day: 19.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,443,563 km

• M1: 157,826 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.3 AU - 1.76 AU

Year: 721 Days

Day: 47 Hours

Environment

Temp: -58 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,443,563 km

• M1: 246,238 km (0.104 R)
• M2: 754,572 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.81 AU - 3.25 AU

Year: 2008 Days

Day: 38 Hours

Environment

Temp: -124 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.33 AU - 3.75 AU

Year: 2018 Days

Day: 22 Hours

Environment

Temp: -112 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.9

Radius: 9.1

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.72 AU - 7.88 AU

Year: 7511 Days

Day: 10 Hours

Environment

Temp: -158 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,443,563 km

• M1: 151,393 km (0.097 R)
• M2: 467,643 km (0.106 R)
• M3: 1,076,057 km (0.085 R)
• M4: 2,809,598 km (0.114 R)
• M5: 3,532,006 km (0.097 R)
• M6: 4,241,399 km (0.088 R)
• M7: 5,620,542 km (0.053 R)
• M8: 6,412,363 km (0.084 R)
• M9: 7,543,024 km (0.089 R)
• M10: 9,729,995 km (0.065 R)
• M11: 14,459,831 km (0.1 R)
• M12: 15,065,104 km (0.089 R)
• M13: 16,326,214 km (0.083 R)
• M14: 16,982,649 km (0.1 R)
• M15: 18,278,017 km (0.071 R)
• M16: 20,081,121 km (0.1 R)
• M17: 20,987,534 km (0.114 R)
• M18: 21,763,498 km (0.084 R)
• M19: 25,145,756 km (0.108 R)
• M20: 36,582,813 km (0.081 R)
• M21: 36,917,463 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.3

Radius: 12.5

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.03 AU - 9.63 AU

Year: 8343 Days

Day: 5 Hours

Environment

Temp: -176 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,443,563 km

• M1: 155,582 km (0.106 R)
• M2: 554,859 km (0.088 R)
• M3: 2,220,780 km (0.119 R)
• M4: 3,000,036 km (0.118 R)
• M5: 4,472,976 km (0.111 R)
• M6: 5,164,118 km (0.12 R)
• M7: 6,993,850 km (0.079 R)
• M8: 7,477,799 km (0.104 R)
• M9: 8,663,811 km (0.102 R)
• M10: 9,838,304 km (0.113 R)
• M11: 11,080,415 km (0.118 R)
• M12: 12,002,686 km (0.08 R)
• M13: 13,135,740 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.4

Radius: 7.6

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 12.45 AU - 19.55 AU

Year: 24371 Days

Day: 20.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,443,563 km

• M1: 94,546 km (0.051 R)
• M2: 350,358 km (0.106 R)
• M3: 641,924 km (0.085 R)
• M4: 1,060,350 km (0.109 R)
• M5: 1,923,081 km (0.107 R)
• M6: 2,799,126 km (0.104 R)
• M7: 3,134,674 km (0.074 R)
• M8: 3,673,376 km (0.112 R)
• M9: 4,718,167 km (0.085 R)
• M10: 6,244,365 km (0.093 R)
• M11: 7,237,395 km (0.062 R)
• M12: 8,384,213 km (0.083 R)
• M13: 9,419,280 km (0.104 R)
• M14: 11,033,292 km (0.036 R)
• M15: 12,753,966 km (0.087 R)
• M16: 16,552,556 km (0.048 R)
• M17: 22,130,462 km (0.101 R)
• M18: 24,308,457 km (0.045 R)
• M19: 26,967,859 km (0.109 R)
• M20: 28,486,427 km (0.049 R)
• M21: 29,327,316 km (0.11 R)
• M22: 33,250,969 km (0.106 R)
• M23: 35,544,604 km (0.036 R)
• M24: 36,238,887 km (0.118 R)
• M25: 42,275,909 km (0.103 R)
• M26: 47,262,006 km (0.098 R)
• M27: 50,853,702 km (0.103 R)
• M28: 54,439,563 km (0.093 R)
• M29: 57,047,802 km (0.113 R)
• M30: 62,310,804 km (0.068 R)
• M31: 72,894,854 km (0.057 R)
• M32: 73,565,501 km (0.049 R)
• M33: 76,980,372 km (0.075 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 10,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit