🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.56 AU - 0.6 AU

Year: 154 Days

Day: 13.5 Hours

Environment

Temp: 256 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,521,662 km

• M1: 201,209 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.87 AU - 1.27 AU

Year: 385 Days

Day: 35.5 Hours

Environment

Temp: 103 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.06 AU - 1.4 AU

Year: 475 Days

Day: 27.4 Hours

Environment

Temp: 30 °C

Axial Tilt: 79.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,521,662 km

• M1: 309,668 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.34 AU - 1.5 AU

Year: 589 Days

Day: 29.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.1 AU - 4.36 AU

Year: 3030 Days

Day: 30 Hours

Environment

Temp: -119 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,521,662 km

• M1: 25,880 km (0.078 R)
• M2: 79,736 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 14.5

Radius: 4.4

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 13.94 AU - 19.5 AU

Year: 23809 Days

Day: 21 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,521,662 km

• M1: 54,753 km (0.109 R)
• M2: 957,426 km (0.112 R)
• M3: 3,546,517 km (0.101 R)
• M4: 5,124,176 km (0.114 R)
• M5: 7,471,366 km (0.085 R)
• M6: 8,822,086 km (0.073 R)
• M7: 10,656,305 km (0.108 R)
• M8: 19,583,857 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.9

Radius: 5

Gravity: 16.2 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 14.32 AU - 23.22 AU

Year: 28320 Days

Day: 21.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,521,662 km

• M1: 67,768 km (0.049 R)
• M2: 264,639 km (0.111 R)
• M3: 547,229 km (0.066 R)
• M4: 1,319,304 km (0.11 R)
• M5: 1,576,462 km (0.098 R)
• M6: 1,753,736 km (0.096 R)
• M7: 4,237,659 km (0.068 R)
• M8: 5,096,650 km (0.105 R)
• M9: 5,566,986 km (0.105 R)
• M10: 7,842,818 km (0.116 R)
• M11: 10,861,254 km (0.09 R)
• M12: 14,344,042 km (0.11 R)
• M13: 14,573,974 km (0.096 R)
• M14: 15,760,734 km (0.103 R)
• M15: 16,840,232 km (0.101 R)
• M16: 31,491,100 km (0.107 R)
• M17: 34,965,361 km (0.083 R)
• M18: 37,081,572 km (0.078 R)
• M19: 56,402,137 km (0.067 R)
• M20: 57,938,507 km (0.114 R)
• M21: 58,327,013 km (0.106 R)
• M22: 60,096,457 km (0.11 R)
• M23: 62,510,966 km (0.107 R)
• M24: 68,828,484 km (0.095 R)

Kuiper Belt

Range: 31.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 11,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit