🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.5 AU - 0.52 AU

Year: 129 Days

Day: 26.6 Hours

Environment

Temp: 249 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,731,812 km

• M1: 42,785 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.73 AU - 1.03 AU

Year: 293 Days

Day: 20.3 Hours

Environment

Temp: 165 °C

Axial Tilt: 42.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.35 AU - 1.67 AU

Year: 658 Days

Day: 45.9 Hours

Environment

Temp: -14 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 100,731,812 km

• M1: 256,860 km (0.077 R)

Asteroid Belt

Center: 2.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.85 AU - 3.05 AU

Year: 1798 Days

Day: 41.4 Hours

Environment

Temp: -101 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.91 AU - 4.39 AU

Year: 2999 Days

Day: 39.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 86 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.69 AU - 5.93 AU

Year: 3742 Days

Day: 33.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 18.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.8

Radius: 5.4

Gravity: 25.34 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 18.16 AU - 19.8 AU

Year: 29335 Days

Day: 19 Hours

Environment

Temp: -187 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 100,731,812 km

• M1: 173,982 km (0.059 R)
• M2: 1,775,876 km (0.118 R)
• M3: 2,206,718 km (0.12 R)
• M4: 2,522,220 km (0.081 R)
• M5: 3,717,657 km (0.045 R)
• M6: 4,763,795 km (0.105 R)
• M7: 6,224,169 km (0.057 R)
• M8: 6,804,010 km (0.111 R)
• M9: 7,366,498 km (0.102 R)
• M10: 10,385,683 km (0.079 R)
• M11: 12,725,842 km (0.104 R)
• M12: 13,578,101 km (0.109 R)
• M13: 25,238,058 km (0.093 R)
• M14: 25,478,462 km (0.074 R)
• M15: 33,424,802 km (0.098 R)
• M16: 46,023,935 km (0.109 R)
• M17: 53,961,747 km (0.059 R)
• M18: 55,977,578 km (0.109 R)
• M19: 56,591,977 km (0.118 R)
• M20: 60,803,307 km (0.037 R)
• M21: 63,206,297 km (0.062 R)
• M22: 65,899,059 km (0.062 R)
• M23: 76,426,411 km (0.101 R)
• M24: 84,480,760 km (0.042 R)
• M25: 95,684,743 km (0.109 R)
• M26: 95,976,758 km (0.051 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 10,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit