🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.43 AU - 0.59 AU

Year: 139 Days

Day: 44.9 Hours

Environment

Temp: 158 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,566,286 km

• M1: 173,833 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.47 AU - 0.57 AU

Year: 144 Days

Day: 31.6 Hours

Environment

Temp: 186 °C

Axial Tilt: 50 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,566,286 km

• M1: 268,079 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.67 AU - 1.03 AU

Year: 300 Days

Day: 12.2 Hours

Environment

Temp: 31 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.85 AU - 0.91 AU

Year: 316 Days

Day: 43 Hours

Environment

Temp: 40 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 106,566,286 km

• M1: 57,296 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.52 AU - 1.92 AU

Year: 864 Days

Day: 38.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.48 AU - 4.52 AU

Year: 3063 Days

Day: 24.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.6

Radius: 8.6

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.81 AU - 7.63 AU

Year: 7428 Days

Day: 11.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 106,566,286 km

• M1: 113,844 km (0.112 R)
• M2: 477,965 km (0.106 R)
• M3: 1,643,482 km (0.075 R)
• M4: 2,229,457 km (0.111 R)
• M5: 3,131,383 km (0.079 R)
• M6: 3,623,709 km (0.114 R)
• M7: 4,189,339 km (0.083 R)
• M8: 5,551,727 km (0.065 R)
• M9: 5,919,588 km (0.071 R)
• M10: 6,425,229 km (0.079 R)
• M11: 7,454,911 km (0.111 R)
• M12: 8,333,050 km (0.117 R)
• M13: 11,025,064 km (0.098 R)
• M14: 13,833,913 km (0.077 R)
• M15: 14,143,880 km (0.102 R)
• M16: 19,113,073 km (0.087 R)
• M17: 20,150,833 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.7

Radius: 5.4

Gravity: 26.67 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 17.35 AU - 20.17 AU

Year: 31111 Days

Day: 20.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 106,566,286 km

• M1: 67,169 km (0.069 R)
• M2: 255,812 km (0.111 R)
• M3: 448,644 km (0.074 R)
• M4: 1,431,652 km (0.079 R)
• M5: 4,872,253 km (0.029 R)
• M6: 5,203,463 km (0.12 R)
• M7: 6,531,443 km (0.069 R)
• M8: 9,452,042 km (0.078 R)
• M9: 13,379,585 km (0.096 R)
• M10: 16,466,986 km (0.103 R)
• M11: 17,497,565 km (0.08 R)
• M12: 17,980,018 km (0.08 R)
• M13: 18,770,045 km (0.112 R)
• M14: 23,417,751 km (0.105 R)
• M15: 41,838,635 km (0.114 R)
• M16: 50,606,566 km (0.086 R)
• M17: 52,774,987 km (0.092 R)
• M18: 54,390,495 km (0.083 R)
• M19: 55,623,480 km (0.065 R)
• M20: 58,358,728 km (0.077 R)
• M21: 64,323,494 km (0.036 R)
• M22: 68,517,919 km (0.103 R)
• M23: 70,439,205 km (0.112 R)
• M24: 77,446,518 km (0.058 R)
• M25: 94,290,790 km (0.115 R)
• M26: 102,466,613 km (0.076 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 10,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit