🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.61 AU - 0.61 AU

Year: 172 Days

Day: 15.8 Hours

Environment

Temp: 148 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.62 AU - 0.98 AU

Year: 259 Days

Day: 15.4 Hours

Environment

Temp: 151 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.44 AU - 2.26 AU

Year: 910 Days

Day: 44.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,675,725 km

• M1: 784,790 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.82 AU - 2.26 AU

Year: 1054 Days

Day: 25.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.2 AU - 2.74 AU

Year: 1404 Days

Day: 12.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,675,725 km

• M1: 1,664,875 km (0.117 R)

Asteroid Belt

Center: 4.22 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.5

Radius: 10.6

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.14 AU - 6.78 AU

Year: 5262 Days

Day: 7.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,675,725 km

• M1: 131,796 km (0.074 R)
• M2: 854,204 km (0.062 R)
• M3: 1,220,868 km (0.089 R)
• M4: 2,244,118 km (0.058 R)
• M5: 2,685,282 km (0.057 R)
• M6: 4,114,689 km (0.049 R)
• M7: 4,656,084 km (0.071 R)
• M8: 6,056,171 km (0.071 R)
• M9: 6,446,322 km (0.112 R)
• M10: 7,411,228 km (0.113 R)
• M11: 8,396,180 km (0.045 R)
• M12: 8,844,226 km (0.107 R)
• M13: 11,105,099 km (0.077 R)
• M14: 11,783,226 km (0.087 R)
• M15: 12,730,031 km (0.112 R)
• M16: 13,222,058 km (0.109 R)
• M17: 17,506,691 km (0.067 R)
• M18: 19,569,645 km (0.119 R)
• M19: 22,924,527 km (0.109 R)
• M20: 26,011,479 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.4

Radius: 7.2

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 19.02 AU - 19.92 AU

Year: 31070 Days

Day: 24 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,675,725 km

• M1: 89,609 km (0.097 R)
• M2: 1,027,289 km (0.118 R)
• M3: 4,052,756 km (0.107 R)
• M4: 5,194,337 km (0.08 R)
• M5: 11,272,499 km (0.091 R)
• M6: 15,725,579 km (0.045 R)
• M7: 26,629,019 km (0.069 R)
• M8: 32,010,204 km (0.086 R)
• M9: 37,113,137 km (0.112 R)
• M10: 42,732,781 km (0.057 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 10,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit