🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.55 AU - 0.59 AU

Year: 160 Days

Day: 38.7 Hours

Environment

Temp: 216 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,420,630 km

• M1: 158,574 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.5 AU - 0.66 AU

Year: 165 Days

Day: 18 Hours

Environment

Temp: 189 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 42,420,630 km

• M1: 56,698 km (0.039 R)
• M2: 120,875 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.64 AU - 1.02 AU

Year: 282 Days

Day: 36.6 Hours

Environment

Temp: 103 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,420,630 km

• M1: 42,785 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.09 AU - 1.15 AU

Year: 442 Days

Day: 29.7 Hours

Environment

Temp: -2 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.04 AU - 1.4 AU

Year: 502 Days

Day: 43.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.35 AU - 3.87 AU

Year: 2557 Days

Day: 28.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,420,630 km

• M1: 139,425 km (0.116 R)

Asteroid Belt

Center: 6.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.6

Radius: 12.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 9.53 AU - 10.57 AU

Year: 11877 Days

Day: 9.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,420,630 km

• M1: 155,432 km (0.086 R)
• M2: 1,165,068 km (0.061 R)
• M3: 1,846,187 km (0.058 R)
• M4: 2,261,770 km (0.102 R)
• M5: 2,760,230 km (0.107 R)
• M6: 3,780,338 km (0.106 R)
• M7: 5,037,110 km (0.119 R)
• M8: 5,598,700 km (0.055 R)
• M9: 7,459,249 km (0.12 R)
• M10: 8,274,557 km (0.104 R)
• M11: 8,879,980 km (0.079 R)
• M12: 9,748,844 km (0.103 R)
• M13: 10,523,761 km (0.11 R)
• M14: 11,234,950 km (0.097 R)
• M15: 12,141,513 km (0.11 R)
• M16: 13,038,801 km (0.099 R)
• M17: 13,740,265 km (0.06 R)
• M18: 15,930,827 km (0.046 R)
• M19: 16,869,105 km (0.104 R)
• M20: 17,421,570 km (0.084 R)
• M21: 19,003,418 km (0.082 R)
• M22: 21,232,127 km (0.112 R)
• M23: 22,533,778 km (0.063 R)
• M24: 24,938,713 km (0.045 R)
• M25: 27,700,290 km (0.112 R)
• M26: 29,154,830 km (0.092 R)
• M27: 37,783,186 km (0.119 R)
• M28: 39,329,280 km (0.03 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: 234 - 17,715 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit