🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.67 AU - 0.87 AU

Year: 244 Days

Day: 18.3 Hours

Environment

Temp: 181 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.01 AU - 3.19 AU

Year: 1974 Days

Day: 13 Hours

Environment

Temp: -104 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.17 AU - 3.25 AU

Year: 2080 Days

Day: 42.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.46 AU - 4.48 AU

Year: 3418 Days

Day: 14.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,101,235 km

• M1: 788,082 km (0.105 R)

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.1

Radius: 10.6

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.74 AU - 7.22 AU

Year: 5289 Days

Day: 12.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,101,235 km

• M1: 131,945 km (0.063 R)
• M2: 541,245 km (0.03 R)
• M3: 1,166,863 km (0.078 R)
• M4: 1,571,825 km (0.044 R)
• M5: 2,386,984 km (0.101 R)
• M6: 3,792,156 km (0.112 R)
• M7: 4,836,649 km (0.091 R)
• M8: 5,632,958 km (0.111 R)
• M9: 8,173,579 km (0.119 R)
• M10: 8,939,071 km (0.119 R)
• M11: 12,129,695 km (0.072 R)
• M12: 13,078,743 km (0.093 R)
• M13: 14,028,092 km (0.119 R)
• M14: 18,057,510 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.4

Radius: 4.6

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 16.02 AU - 23.94 AU

Year: 32299 Days

Day: 23.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,101,235 km

• M1: 59,091 km (0.05 R)
• M2: 312,959 km (0.09 R)
• M3: 576,550 km (0.073 R)
• M4: 734,077 km (0.086 R)
• M5: 1,435,840 km (0.106 R)
• M6: 2,810,196 km (0.057 R)
• M7: 3,547,863 km (0.082 R)
• M8: 4,276,405 km (0.052 R)
• M9: 6,440,039 km (0.119 R)
• M10: 8,147,399 km (0.079 R)
• M11: 8,297,745 km (0.101 R)
• M12: 15,799,929 km (0.057 R)
• M13: 21,313,059 km (0.091 R)
• M14: 22,570,728 km (0.028 R)
• M15: 24,496,502 km (0.086 R)
• M16: 29,019,893 km (0.092 R)
• M17: 32,159,353 km (0.07 R)
• M18: 39,388,072 km (0.112 R)
• M19: 41,869,901 km (0.11 R)
• M20: 42,168,498 km (0.074 R)
• M21: 52,493,145 km (0.101 R)
• M22: 63,393,145 km (0.119 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 14,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit