🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.7 AU - 1.08 AU

Year: 305 Days

Day: 38 Hours

Environment

Temp: 150 °C

Axial Tilt: 112.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.16 AU - 1.18 AU

Year: 460 Days

Day: 41.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 5.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.03 AU - 1.47 AU

Year: 508 Days

Day: 45.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 85,966,460 km

• M1: 30,069 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.86 AU - 3.96 AU

Year: 2289 Days

Day: 45.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.81 AU - 4.68 AU

Year: 2629 Days

Day: 36.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,966,460 km

• M1: 26,628 km (0.114 R)
• M2: 530,025 km (0.057 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.61 AU - 5.87 AU

Year: 3751 Days

Day: 32.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,966,460 km

• M1: 1,260,661 km (0.077 R)
• M2: 1,386,922 km (0.078 R)

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.3

Radius: 10.2

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.83 AU - 6.13 AU

Year: 4662 Days

Day: 9.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,966,460 km

• M1: 126,859 km (0.081 R)
• M2: 854,952 km (0.089 R)
• M3: 1,395,150 km (0.092 R)
• M4: 1,976,637 km (0.102 R)
• M5: 2,648,182 km (0.105 R)
• M6: 4,171,088 km (0.103 R)
• M7: 4,821,839 km (0.101 R)
• M8: 7,121,607 km (0.092 R)
• M9: 7,477,650 km (0.061 R)
• M10: 8,474,121 km (0.106 R)
• M11: 9,950,652 km (0.071 R)
• M12: 10,314,474 km (0.091 R)
• M13: 10,687,272 km (0.101 R)
• M14: 12,593,598 km (0.069 R)
• M15: 16,444,097 km (0.117 R)
• M16: 19,345,249 km (0.079 R)
• M17: 22,158,437 km (0.091 R)
• M18: 23,913,519 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.9

Radius: 10.1

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.27 AU - 8.41 AU

Year: 6502 Days

Day: 6.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 85,966,460 km

• M1: 141,669 km (0.103 R)
• M2: 603,927 km (0.068 R)
• M3: 1,100,143 km (0.055 R)
• M4: 2,073,576 km (0.112 R)
• M5: 2,665,684 km (0.055 R)
• M6: 3,430,578 km (0.055 R)
• M7: 4,487,787 km (0.033 R)
• M8: 5,112,956 km (0.049 R)
• M9: 8,926,954 km (0.092 R)
• M10: 12,300,386 km (0.114 R)
• M11: 14,018,218 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.4

Radius: 7.4

Gravity: 17.45 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 11.37 AU - 17.89 AU

Year: 20337 Days

Day: 19 Hours

Environment

Temp: -186 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,966,460 km

• M1: 92,152 km (0.096 R)
• M2: 337,942 km (0.051 R)
• M3: 898,784 km (0.102 R)
• M4: 1,532,780 km (0.093 R)
• M5: 2,080,009 km (0.116 R)
• M6: 2,410,620 km (0.089 R)
• M7: 2,650,276 km (0.072 R)
• M8: 3,407,989 km (0.082 R)
• M9: 3,999,200 km (0.067 R)
• M10: 4,878,985 km (0.096 R)
• M11: 5,546,939 km (0.111 R)
• M12: 6,545,655 km (0.099 R)
• M13: 7,813,497 km (0.097 R)
• M14: 8,127,802 km (0.096 R)
• M15: 9,179,625 km (0.104 R)
• M16: 10,381,793 km (0.066 R)
• M17: 12,949,192 km (0.052 R)
• M18: 13,614,154 km (0.111 R)
• M19: 14,069,979 km (0.089 R)
• M20: 14,614,515 km (0.089 R)
• M21: 16,934,030 km (0.083 R)
• M22: 19,969,820 km (0.082 R)
• M23: 20,558,338 km (0.093 R)
• M24: 20,856,786 km (0.118 R)
• M25: 23,242,572 km (0.076 R)
• M26: 28,548,510 km (0.098 R)
• M27: 38,688,702 km (0.066 R)
• M28: 45,056,485 km (0.077 R)
• M29: 47,961,975 km (0.061 R)
• M30: 48,663,439 km (0.09 R)
• M31: 51,720,771 km (0.032 R)
• M32: 53,954,417 km (0.081 R)
• M33: 57,818,679 km (0.082 R)
• M34: 65,446,675 km (0.079 R)
• M35: 77,742,423 km (0.045 R)
• M36: 79,685,550 km (0.07 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 12,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit