🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.69 AU - 0.71 AU

Year: 224 Days

Day: 25 Hours

Environment

Temp: 152 °C

Axial Tilt: 6.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,136,047 km

• M1: 246,687 km (0.068 R)

Asteroid Belt

Center: 3.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790

Radius: 12.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.89 AU - 5.99 AU

Year: 4858 Days

Day: 10.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,136,047 km

• M1: 158,125 km (0.082 R)
• M2: 578,645 km (0.077 R)
• M3: 1,104,481 km (0.117 R)
• M4: 1,760,617 km (0.054 R)
• M5: 2,318,169 km (0.062 R)
• M6: 3,125,997 km (0.027 R)
• M7: 3,792,904 km (0.065 R)
• M8: 4,378,281 km (0.095 R)
• M9: 6,504,366 km (0.113 R)
• M10: 7,069,098 km (0.116 R)
• M11: 8,033,106 km (0.112 R)
• M12: 9,328,175 km (0.09 R)
• M13: 9,789,385 km (0.101 R)
• M14: 10,894,764 km (0.116 R)
• M15: 11,406,838 km (0.116 R)
• M16: 13,777,964 km (0.103 R)
• M17: 14,823,803 km (0.055 R)
• M18: 16,888,104 km (0.108 R)
• M19: 19,339,265 km (0.049 R)
• M20: 20,579,581 km (0.07 R)
• M21: 24,777,447 km (0.111 R)
• M22: 27,587,044 km (0.087 R)
• M23: 29,335,544 km (0.104 R)

Planet 3 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.6

Radius: 6.7

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 11.08 AU - 17.56 AU

Year: 20748 Days

Day: 19.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,136,047 km

• M1: 87,814 km (0.107 R)
• M2: 439,070 km (0.09 R)
• M3: 1,628,522 km (0.1 R)
• M4: 2,033,334 km (0.034 R)
• M5: 2,929,426 km (0.111 R)
• M6: 4,323,378 km (0.104 R)
• M7: 4,778,455 km (0.101 R)
• M8: 5,033,968 km (0.096 R)
• M9: 5,891,613 km (0.108 R)
• M10: 6,450,959 km (0.102 R)
• M11: 7,503,530 km (0.049 R)
• M12: 8,341,876 km (0.069 R)
• M13: 10,151,412 km (0.115 R)
• M14: 19,042,762 km (0.119 R)
• M15: 19,362,752 km (0.036 R)
• M16: 25,949,247 km (0.12 R)
• M17: 33,653,836 km (0.116 R)
• M18: 38,785,043 km (0.105 R)
• M19: 39,299,361 km (0.105 R)
• M20: 45,260,537 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.8

Radius: 7.8

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 15.89 AU - 18.61 AU

Year: 27432 Days

Day: 17.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,136,047 km

• M1: 101,727 km (0.083 R)
• M2: 565,779 km (0.077 R)
• M3: 1,443,919 km (0.071 R)
• M4: 1,959,433 km (0.055 R)
• M5: 3,084,708 km (0.11 R)
• M6: 3,409,485 km (0.065 R)
• M7: 5,051,920 km (0.064 R)
• M8: 8,861,131 km (0.09 R)
• M9: 13,736,525 km (0.119 R)
• M10: 14,319,957 km (0.088 R)
• M11: 14,995,840 km (0.113 R)
• M12: 20,149,786 km (0.12 R)
• M13: 34,427,856 km (0.038 R)
• M14: 36,462,686 km (0.037 R)
• M15: 40,030,146 km (0.1 R)
• M16: 42,738,316 km (0.047 R)
• M17: 61,986,027 km (0.069 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 16,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit