🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.86 AU - 1.1 AU

Year: 362 Days

Day: 46.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.96 AU - 1.28 AU

Year: 442 Days

Day: 26.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 5.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 49,321,941 km

• M1: 38,147 km (0.113 R)
• M2: 115,490 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.34 AU - 1.76 AU

Year: 719 Days

Day: 17.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.69 AU - 1.75 AU

Year: 841 Days

Day: 44.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.3

Radius: 11.3

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.1 AU - 6.98 AU

Year: 6235 Days

Day: 14.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,321,941 km

• M1: 140,622 km (0.111 R)
• M2: 610,060 km (0.061 R)
• M3: 999,763 km (0.089 R)
• M4: 1,622,688 km (0.041 R)
• M5: 3,386,297 km (0.11 R)
• M6: 4,613,299 km (0.065 R)
• M7: 5,834,915 km (0.11 R)
• M8: 6,471,753 km (0.029 R)
• M9: 8,623,420 km (0.111 R)
• M10: 10,789,298 km (0.1 R)
• M11: 17,358,888 km (0.119 R)
• M12: 19,152,567 km (0.083 R)
• M13: 24,051,747 km (0.117 R)
• M14: 26,961,426 km (0.046 R)
• M15: 28,725,334 km (0.101 R)
• M16: 30,377,643 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.4

Radius: 12.8

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.65 AU - 8.85 AU

Year: 8834 Days

Day: 9.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,321,941 km

• M1: 159,771 km (0.104 R)
• M2: 564,433 km (0.097 R)
• M3: 1,460,225 km (0.053 R)
• M4: 2,074,474 km (0.101 R)
• M5: 2,921,198 km (0.096 R)
• M6: 3,425,043 km (0.094 R)
• M7: 6,378,554 km (0.097 R)
• M8: 7,273,149 km (0.06 R)
• M9: 8,428,194 km (0.032 R)
• M10: 9,168,255 km (0.11 R)
• M11: 10,204,968 km (0.084 R)
• M12: 11,650,682 km (0.089 R)
• M13: 12,986,591 km (0.087 R)
• M14: 13,785,444 km (0.117 R)
• M15: 14,486,908 km (0.094 R)
• M16: 20,982,747 km (0.098 R)
• M17: 27,166,973 km (0.114 R)
• M18: 32,199,296 km (0.114 R)
• M19: 39,959,237 km (0.048 R)
• M20: 44,613,675 km (0.088 R)
• M21: 46,999,612 km (0.094 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 19,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit