🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.57 AU - 0.69 AU

Year: 185 Days

Day: 30.1 Hours

Environment

Temp: 130 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.79 AU - 0.85 AU

Year: 275 Days

Day: 45.1 Hours

Environment

Temp: 122 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.15 AU - 2.45 AU

Year: 1294 Days

Day: 42.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.55 AU - 2.93 AU

Year: 1682 Days

Day: 19.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.58 AU - 3.2 AU

Year: 1822 Days

Day: 40.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 176 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.11 AU - 4.65 AU

Year: 3400 Days

Day: 27 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.9

Radius: 4.5

Gravity: 16.74 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 14.96 AU - 17 AU

Year: 23690 Days

Day: 21.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,371,076 km

• M1: 55,950 km (0.064 R)
• M2: 644,468 km (0.116 R)
• M3: 1,070,373 km (0.055 R)
• M4: 1,280,558 km (0.069 R)
• M5: 2,409,723 km (0.09 R)
• M6: 3,720,649 km (0.074 R)
• M7: 4,560,940 km (0.11 R)
• M8: 5,370,713 km (0.083 R)
• M9: 5,908,218 km (0.05 R)
• M10: 6,231,051 km (0.106 R)
• M11: 7,783,128 km (0.1 R)
• M12: 10,134,508 km (0.116 R)
• M13: 13,951,497 km (0.115 R)
• M14: 14,962,629 km (0.04 R)
• M15: 16,098,975 km (0.071 R)
• M16: 18,457,236 km (0.104 R)
• M17: 23,046,300 km (0.055 R)
• M18: 27,333,625 km (0.096 R)
• M19: 28,682,250 km (0.108 R)
• M20: 43,774,581 km (0.112 R)
• M21: 47,831,675 km (0.06 R)
• M22: 48,965,328 km (0.111 R)
• M23: 52,132,315 km (0.114 R)
• M24: 56,683,680 km (0.092 R)
• M25: 59,240,607 km (0.097 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: 221 - 20,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit