🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.53 AU - 0.61 AU

Year: 161 Days

Day: 19.1 Hours

Environment

Temp: 160 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.85 AU - 1.17 AU

Year: 380 Days

Day: 17.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.34 AU - 1.94 AU

Year: 787 Days

Day: 18.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.88 AU - 2.18 AU

Year: 1084 Days

Day: 31.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.82 AU - 2.64 AU

Year: 1248 Days

Day: 35.8 Hours

Environment

Temp: -83 °C

Axial Tilt: 80.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.22 AU - 3.02 AU

Year: 1589 Days

Day: 32.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 142.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,061,089 km

• M1: 383,719 km (0.029 R)
• M2: 473,627 km (0.098 R)

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.2

Radius: 12.6

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.36 AU - 7.12 AU

Year: 6557 Days

Day: 6.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,061,089 km

• M1: 156,779 km (0.108 R)
• M2: 641,476 km (0.106 R)
• M3: 1,202,916 km (0.101 R)
• M4: 2,111,125 km (0.104 R)
• M5: 3,219,197 km (0.099 R)
• M6: 3,893,285 km (0.087 R)
• M7: 4,437,372 km (0.111 R)
• M8: 4,960,516 km (0.103 R)
• M9: 5,756,825 km (0.076 R)
• M10: 7,292,148 km (0.061 R)
• M11: 8,055,995 km (0.109 R)
• M12: 8,698,069 km (0.093 R)
• M13: 10,161,435 km (0.086 R)
• M14: 13,384,671 km (0.088 R)
• M15: 18,647,973 km (0.085 R)
• M16: 20,382,411 km (0.025 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.7

Radius: 10.5

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.22 AU - 7.5 AU

Year: 6733 Days

Day: 12.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,061,089 km

• M1: 137,032 km (0.05 R)
• M2: 486,043 km (0.096 R)
• M3: 994,377 km (0.096 R)
• M4: 1,358,947 km (0.059 R)
• M5: 1,814,024 km (0.092 R)
• M6: 2,622,151 km (0.114 R)
• M7: 3,725,585 km (0.073 R)
• M8: 4,409,098 km (0.065 R)
• M9: 4,738,812 km (0.049 R)
• M10: 6,502,271 km (0.114 R)
• M11: 7,378,317 km (0.096 R)
• M12: 8,331,105 km (0.086 R)
• M13: 10,193,150 km (0.043 R)
• M14: 11,839,475 km (0.089 R)
• M15: 12,371,594 km (0.119 R)
• M16: 12,753,518 km (0.104 R)
• M17: 13,312,864 km (0.091 R)
• M18: 14,420,487 km (0.105 R)
• M19: 14,904,885 km (0.11 R)
• M20: 16,098,825 km (0.094 R)
• M21: 19,617,816 km (0.111 R)
• M22: 20,514,805 km (0.06 R)
• M23: 23,954,509 km (0.112 R)
• M24: 24,634,281 km (0.101 R)
• M25: 28,416,415 km (0.109 R)
• M26: 29,467,489 km (0.104 R)
• M27: 31,647,130 km (0.063 R)
• M28: 32,984,386 km (0.073 R)
• M29: 34,359,041 km (0.073 R)
• M30: 37,790,517 km (0.104 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: 451 - 13,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit