🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.99 AU - 1.13 AU

Year: 387 Days

Day: 47.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.24 AU - 1.6 AU

Year: 600 Days

Day: 46.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.33 AU - 1.91 AU

Year: 731 Days

Day: 29.2 Hours

Environment

Temp: -27 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.49 AU - 3.53 AU

Year: 2333 Days

Day: 32.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.38 AU - 5.62 AU

Year: 3387 Days

Day: 19.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 18.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.7

Radius: 3.1

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 15.56 AU - 22.12 AU

Year: 29011 Days

Day: 24.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 107,693,779 km

• M1: 49,218 km (0.093 R)
• M2: 238,160 km (0.053 R)
• M3: 805,136 km (0.088 R)
• M4: 2,699,194 km (0.085 R)
• M5: 4,041,985 km (0.114 R)
• M6: 9,042,294 km (0.112 R)
• M7: 9,928,960 km (0.066 R)
• M8: 10,236,982 km (0.112 R)
• M9: 10,926,030 km (0.091 R)
• M10: 13,865,179 km (0.098 R)
• M11: 15,174,909 km (0.08 R)
• M12: 21,494,072 km (0.107 R)
• M13: 25,083,075 km (0.092 R)
• M14: 37,334,841 km (0.066 R)
• M15: 47,349,222 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.4

Radius: 6.1

Gravity: 21.7 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 16.96 AU - 22.44 AU

Year: 31020 Days

Day: 16.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 107,693,779 km

• M1: 80,484 km (0.086 R)
• M2: 461,360 km (0.1 R)
• M3: 849,566 km (0.119 R)
• M4: 2,363,198 km (0.052 R)
• M5: 3,736,207 km (0.102 R)
• M6: 3,943,400 km (0.119 R)
• M7: 4,495,117 km (0.075 R)
• M8: 4,931,344 km (0.078 R)
• M9: 6,608,037 km (0.072 R)
• M10: 7,767,720 km (0.094 R)
• M11: 11,464,433 km (0.098 R)
• M12: 24,263,578 km (0.094 R)
• M13: 34,970,148 km (0.078 R)
• M14: 35,737,585 km (0.095 R)
• M15: 38,268,930 km (0.099 R)
• M16: 43,332,519 km (0.059 R)
• M17: 45,477,154 km (0.114 R)
• M18: 46,945,607 km (0.074 R)
• M19: 49,976,609 km (0.106 R)
• M20: 50,754,369 km (0.095 R)
• M21: 58,334,044 km (0.083 R)
• M22: 65,469,414 km (0.112 R)
• M23: 68,288,436 km (0.1 R)
• M24: 89,461,621 km (0.079 R)
• M25: 94,695,452 km (0.111 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 15,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit