🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.52 AU - 0.58 AU

Year: 154 Days

Day: 17.9 Hours

Environment

Temp: 198 °C

Axial Tilt: 45.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 50,492,475 km

• M1: 101,427 km (0.033 R)
• M2: 151,991 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.8 AU - 1 AU

Year: 323 Days

Day: 28 Hours

Environment

Temp: 23 °C

Axial Tilt: 75.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,492,475 km

• M1: 320,588 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.05 AU - 1.55 AU

Year: 561 Days

Day: 32.9 Hours

Environment

Temp: -29 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.55 AU - 2.01 AU

Year: 899 Days

Day: 44.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.9 AU - 1.96 AU

Year: 1016 Days

Day: 48 Hours

Environment

Temp: -78 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.52 AU - 3.62 AU

Year: 2555 Days

Day: 33.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.66 AU - 4.52 AU

Year: 3133 Days

Day: 19.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.44 AU - 4.98 AU

Year: 3272 Days

Day: 15.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.65 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.9

Radius: 12.8

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 8.03 AU - 10.15 AU

Year: 10380 Days

Day: 5.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,492,475 km

• M1: 160,668 km (0.111 R)
• M2: 563,535 km (0.034 R)
• M3: 1,124,677 km (0.118 R)
• M4: 2,155,855 km (0.094 R)
• M5: 2,936,457 km (0.092 R)
• M6: 3,417,563 km (0.103 R)
• M7: 4,113,642 km (0.059 R)
• M8: 5,027,536 km (0.087 R)
• M9: 7,968,779 km (0.047 R)
• M10: 9,147,461 km (0.063 R)
• M11: 11,680,153 km (0.101 R)
• M12: 17,127,759 km (0.068 R)
• M13: 17,863,332 km (0.062 R)
• M14: 18,390,665 km (0.088 R)
• M15: 18,850,828 km (0.071 R)
• M16: 21,946,756 km (0.105 R)
• M17: 23,257,083 km (0.104 R)
• M18: 24,897,723 km (0.111 R)
• M19: 25,651,098 km (0.105 R)
• M20: 29,127,304 km (0.101 R)
• M21: 30,709,002 km (0.086 R)
• M22: 32,905,996 km (0.113 R)
• M23: 35,916,205 km (0.119 R)
• M24: 37,857,387 km (0.089 R)
• M25: 38,353,453 km (0.091 R)
• M26: 40,510,056 km (0.067 R)
• M27: 41,947,991 km (0.111 R)
• M28: 43,149,411 km (0.066 R)
• M29: 48,768,457 km (0.084 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.3

Radius: 10.7

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.72 AU - 13.68 AU

Year: 14196 Days

Day: 11.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,492,475 km

• M1: 155,133 km (0.107 R)
• M2: 541,993 km (0.103 R)
• M3: 968,048 km (0.049 R)
• M4: 1,506,451 km (0.045 R)
• M5: 2,129,974 km (0.092 R)
• M6: 2,746,467 km (0.091 R)
• M7: 3,998,901 km (0.079 R)
• M8: 4,722,057 km (0.053 R)
• M9: 5,878,299 km (0.03 R)
• M10: 6,892,124 km (0.117 R)
• M11: 7,503,829 km (0.101 R)
• M12: 8,062,876 km (0.119 R)
• M13: 8,603,374 km (0.119 R)
• M14: 9,167,806 km (0.104 R)
• M15: 9,607,325 km (0.117 R)
• M16: 10,794,534 km (0.12 R)
• M17: 12,785,382 km (0.102 R)
• M18: 15,144,092 km (0.04 R)
• M19: 16,037,640 km (0.083 R)
• M20: 19,403,442 km (0.077 R)
• M21: 20,956,418 km (0.113 R)
• M22: 21,978,919 km (0.083 R)
• M23: 31,388,625 km (0.1 R)
• M24: 32,052,840 km (0.087 R)
• M25: 40,640,057 km (0.029 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 18,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit