🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.6 AU - 0.9 AU

Year: 238 Days

Day: 39.3 Hours

Environment

Temp: 186 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.77 AU - 1.03 AU

Year: 313 Days

Day: 29.1 Hours

Environment

Temp: 139 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.09 AU - 1.21 AU

Year: 453 Days

Day: 41.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.02 AU - 1.4 AU

Year: 489 Days

Day: 41.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 46.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.56 AU - 1.72 AU

Year: 771 Days

Day: 47.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.32 AU - 4.7 AU

Year: 2948 Days

Day: 20.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,671,211 km

• M1: 391,498 km (0.095 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.31 AU - 4.39 AU

Year: 3330 Days

Day: 40 Hours

Environment

Temp: -139 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.6

Radius: 5.7

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 12.72 AU - 14.82 AU

Year: 18757 Days

Day: 23.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 22,671,211 km

• M1: 139,724 km (0.119 R)
• M2: 1,010,384 km (0.102 R)
• M3: 1,599,500 km (0.09 R)
• M4: 2,339,711 km (0.071 R)
• M5: 2,629,183 km (0.112 R)
• M6: 2,678,400 km (0.038 R)
• M7: 2,794,787 km (0.075 R)
• M8: 3,171,475 km (0.065 R)
• M9: 3,600,372 km (0.104 R)
• M10: 3,747,427 km (0.094 R)
• M11: 4,851,160 km (0.11 R)
• M12: 5,982,419 km (0.086 R)
• M13: 6,712,157 km (0.098 R)
• M14: 7,306,659 km (0.061 R)
• M15: 8,085,316 km (0.095 R)
• M16: 8,181,508 km (0.106 R)
• M17: 8,668,000 km (0.042 R)
• M18: 9,264,297 km (0.102 R)
• M19: 9,618,096 km (0.114 R)
• M20: 10,838,216 km (0.082 R)
• M21: 11,104,052 km (0.079 R)
• M22: 12,855,843 km (0.105 R)
• M23: 13,878,344 km (0.115 R)
• M24: 17,719,419 km (0.067 R)
• M25: 18,727,709 km (0.071 R)
• M26: 21,495,120 km (0.032 R)
• M27: 22,333,017 km (0.064 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 19,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit