🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.43 AU - 0.57 AU

Year: 129 Days

Day: 38.1 Hours

Environment

Temp: 237 °C

Axial Tilt: 48.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.6 AU - 0.62 AU

Year: 174 Days

Day: 39.9 Hours

Environment

Temp: 177 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2 AU - 2.22 AU

Year: 1119 Days

Day: 43.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.96 AU - 2.54 AU

Year: 1233 Days

Day: 25 Hours

Environment

Temp: -68 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,646,743 km

• M1: 91,853 km (0.044 R)
• M2: 1,457,233 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.36 AU - 4.3 AU

Year: 2738 Days

Day: 15 Hours

Environment

Temp: -125 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.3

Radius: 4.7

Gravity: 13.73 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 14.53 AU - 19.11 AU

Year: 25196 Days

Day: 22.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,646,743 km

• M1: 59,989 km (0.119 R)
• M2: 239,955 km (0.094 R)
• M3: 684,410 km (0.08 R)
• M4: 913,445 km (0.1 R)
• M5: 1,957,339 km (0.061 R)
• M6: 3,056,733 km (0.088 R)
• M7: 3,238,196 km (0.078 R)
• M8: 4,319,489 km (0.043 R)
• M9: 9,838,753 km (0.115 R)
• M10: 10,819,816 km (0.119 R)
• M11: 11,801,327 km (0.056 R)
• M12: 12,184,148 km (0.105 R)
• M13: 14,295,573 km (0.118 R)
• M14: 25,390,947 km (0.111 R)
• M15: 27,558,022 km (0.102 R)
• M16: 27,781,372 km (0.118 R)
• M17: 29,262,091 km (0.078 R)
• M18: 31,035,125 km (0.096 R)
• M19: 39,407,221 km (0.088 R)
• M20: 41,566,068 km (0.073 R)
• M21: 42,600,088 km (0.052 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 14,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit