🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.59 AU - 0.97 AU

Year: 265 Days

Day: 37.6 Hours

Environment

Temp: 111 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.81 AU - 0.93 AU

Year: 312 Days

Day: 20 Hours

Environment

Temp: 24 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.47 AU - 2.17 AU

Year: 945 Days

Day: 44.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.35 AU - 2.69 AU

Year: 1540 Days

Day: 40.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.49 AU - 2.83 AU

Year: 1670 Days

Day: 24.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 12.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 144.1

Radius: 4.3

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 10.04 AU - 15.16 AU

Year: 17220 Days

Day: 17.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,295,747 km

• M1: 53,556 km (0.093 R)
• M2: 247,435 km (0.056 R)
• M3: 755,918 km (0.114 R)
• M4: 1,114,205 km (0.094 R)
• M5: 1,807,142 km (0.026 R)
• M6: 2,651,622 km (0.093 R)
• M7: 3,171,176 km (0.116 R)
• M8: 4,633,644 km (0.065 R)
• M9: 5,166,213 km (0.094 R)
• M10: 7,829,205 km (0.076 R)
• M11: 8,411,140 km (0.056 R)
• M12: 11,919,809 km (0.083 R)
• M13: 12,300,236 km (0.105 R)
• M14: 19,990,763 km (0.081 R)
• M15: 26,987,306 km (0.063 R)
• M16: 35,902,442 km (0.104 R)
• M17: 38,314,558 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.8

Radius: 6.7

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 13.95 AU - 17.39 AU

Year: 23882 Days

Day: 24.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,295,747 km

• M1: 83,476 km (0.107 R)
• M2: 398,379 km (0.055 R)
• M3: 774,767 km (0.106 R)
• M4: 1,674,748 km (0.101 R)
• M5: 2,170,815 km (0.116 R)
• M6: 2,944,535 km (0.117 R)
• M7: 3,224,732 km (0.097 R)
• M8: 3,618,025 km (0.099 R)
• M9: 6,536,829 km (0.118 R)
• M10: 8,808,323 km (0.073 R)
• M11: 9,254,872 km (0.092 R)
• M12: 10,886,985 km (0.074 R)
• M13: 13,271,874 km (0.098 R)
• M14: 18,606,385 km (0.101 R)
• M15: 23,904,543 km (0.055 R)
• M16: 26,480,020 km (0.109 R)
• M17: 33,339,830 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 18,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit