🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.45 AU - 0.65 AU

Year: 268 Days

Day: 19.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,675,686 km

• M1: 187,147 km (0.115 R)

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.2

Radius: 8

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.28 AU - 1.66 AU

Year: 1169 Days

Day: 9.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,675,686 km

• M1: 99,782 km (0.101 R)
• M2: 361,728 km (0.078 R)
• M3: 708,196 km (0.119 R)
• M4: 1,311,225 km (0.032 R)
• M5: 1,704,817 km (0.088 R)
• M6: 2,297,823 km (0.069 R)
• M7: 3,202,890 km (0.114 R)
• M8: 3,557,288 km (0.032 R)
• M9: 4,120,823 km (0.09 R)
• M10: 4,522,643 km (0.115 R)
• M11: 4,817,500 km (0.069 R)
• M12: 5,263,751 km (0.109 R)
• M13: 5,822,499 km (0.113 R)
• M14: 7,230,215 km (0.027 R)
• M15: 7,685,740 km (0.117 R)
• M16: 8,133,487 km (0.118 R)
• M17: 8,710,336 km (0.104 R)
• M18: 10,799,171 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.4

Radius: 15

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.25 AU - 3.47 AU

Year: 3173 Days

Day: 10.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,675,686 km

• M1: 186,549 km (0.09 R)
• M2: 911,051 km (0.102 R)
• M3: 1,386,772 km (0.11 R)
• M4: 2,061,608 km (0.076 R)
• M5: 2,561,564 km (0.077 R)
• M6: 4,371,100 km (0.106 R)
• M7: 4,983,703 km (0.109 R)
• M8: 5,653,304 km (0.106 R)
• M9: 7,659,860 km (0.116 R)
• M10: 8,697,919 km (0.032 R)
• M11: 9,176,184 km (0.027 R)
• M12: 11,096,572 km (0.106 R)
• M13: 12,564,276 km (0.111 R)
• M14: 14,977,589 km (0.119 R)
• M15: 15,452,413 km (0.054 R)
• M16: 16,321,576 km (0.085 R)
• M17: 17,627,566 km (0.113 R)
• M18: 18,637,052 km (0.113 R)
• M19: 21,628,711 km (0.066 R)
• M20: 23,697,948 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.6

Radius: 14.2

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.1 AU - 3.72 AU

Year: 4131 Days

Day: 9.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,675,686 km

• M1: 182,958 km (0.045 R)
• M2: 713,283 km (0.054 R)
• M3: 1,198,578 km (0.115 R)
• M4: 1,744,760 km (0.077 R)
• M5: 2,393,566 km (0.096 R)
• M6: 3,562,823 km (0.085 R)
• M7: 4,021,041 km (0.079 R)
• M8: 6,173,755 km (0.094 R)
• M9: 7,038,281 km (0.094 R)
• M10: 8,315,248 km (0.064 R)
• M11: 9,741,514 km (0.102 R)
• M12: 15,970,021 km (0.117 R)
• M13: 17,104,871 km (0.111 R)
• M14: 21,395,936 km (0.12 R)
• M15: 22,553,076 km (0.109 R)
• M16: 25,789,177 km (0.103 R)
• M17: 27,940,843 km (0.06 R)
• M18: 29,587,317 km (0.089 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 11,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit