🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.03 AU - 1.05 AU

Year: 378 Days

Day: 43.1 Hours

Environment

Temp: 48 °C

Axial Tilt: 2.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.6 AU - 2.22 AU

Year: 941 Days

Day: 12.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.26 AU - 2.54 AU

Year: 1325 Days

Day: 29.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.71 AU - 3.23 AU

Year: 1824 Days

Day: 44.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.18 AU - 4.66 AU

Year: 3312 Days

Day: 34.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,727,745 km

• M1: 485,295 km (0.103 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.52 AU - 5.9 AU

Year: 4239 Days

Day: 39.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,727,745 km

• M1: 44,879 km (0.053 R)

Asteroid Belt

Center: 11.44 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.9

Radius: 4.9

Gravity: 35.56 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 16.52 AU - 18.82 AU

Year: 26476 Days

Day: 23.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 98,727,745 km

• M1: 61,186 km (0.068 R)
• M2: 282,740 km (0.106 R)
• M3: 457,620 km (0.087 R)
• M4: 2,250,102 km (0.058 R)
• M5: 2,619,758 km (0.101 R)
• M6: 2,887,987 km (0.112 R)
• M7: 3,870,845 km (0.08 R)
• M8: 4,291,215 km (0.03 R)
• M9: 6,141,741 km (0.039 R)
• M10: 6,328,439 km (0.072 R)
• M11: 12,394,333 km (0.041 R)
• M12: 12,843,576 km (0.12 R)
• M13: 13,381,530 km (0.043 R)
• M14: 14,584,446 km (0.099 R)
• M15: 18,141,734 km (0.082 R)
• M16: 20,222,191 km (0.071 R)
• M17: 22,127,619 km (0.111 R)
• M18: 27,787,505 km (0.073 R)
• M19: 29,736,317 km (0.083 R)
• M20: 31,774,289 km (0.061 R)
• M21: 32,756,548 km (0.059 R)
• M22: 35,225,811 km (0.084 R)
• M23: 38,286,433 km (0.109 R)
• M24: 45,281,331 km (0.113 R)
• M25: 46,345,271 km (0.109 R)
• M26: 53,277,187 km (0.113 R)
• M27: 66,159,958 km (0.031 R)
• M28: 82,799,130 km (0.073 R)
• M29: 85,190,751 km (0.097 R)
• M30: 85,728,406 km (0.05 R)
• M31: 88,726,048 km (0.091 R)
• M32: 89,555,569 km (0.031 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 12,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit