🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.57 AU - 0.91 AU

Year: 222 Days

Day: 40.7 Hours

Environment

Temp: 226 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,040,397 km

• M1: 48,171 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.07 AU - 3.45 AU

Year: 2050 Days

Day: 22.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,040,397 km

• M1: 462,856 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.3

Radius: 10.5

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 11.8 AU - 12.26 AU

Year: 14531 Days

Day: 6 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,040,397 km

• M1: 130,749 km (0.12 R)
• M2: 794,514 km (0.11 R)
• M3: 1,519,765 km (0.044 R)
• M4: 2,479,136 km (0.099 R)
• M5: 3,196,757 km (0.071 R)
• M6: 3,669,636 km (0.114 R)
• M7: 4,602,229 km (0.111 R)
• M8: 5,206,903 km (0.091 R)
• M9: 6,811,041 km (0.063 R)
• M10: 7,640,113 km (0.108 R)
• M11: 8,123,912 km (0.084 R)
• M12: 8,816,700 km (0.115 R)
• M13: 9,598,499 km (0.117 R)
• M14: 9,954,691 km (0.117 R)
• M15: 10,802,462 km (0.057 R)
• M16: 12,460,605 km (0.116 R)
• M17: 13,318,998 km (0.104 R)
• M18: 15,153,816 km (0.058 R)
• M19: 16,782,338 km (0.106 R)
• M20: 17,151,246 km (0.114 R)
• M21: 17,981,963 km (0.081 R)
• M22: 19,318,321 km (0.085 R)
• M23: 21,059,191 km (0.103 R)
• M24: 21,402,219 km (0.111 R)
• M25: 22,011,681 km (0.071 R)
• M26: 23,539,823 km (0.096 R)
• M27: 24,282,876 km (0.116 R)
• M28: 27,924,687 km (0.1 R)
• M29: 30,254,374 km (0.113 R)
• M30: 31,243,665 km (0.1 R)
• M31: 33,987,439 km (0.058 R)
• M32: 36,270,602 km (0.11 R)
• M33: 37,386,901 km (0.072 R)
• M34: 39,558,015 km (0.111 R)
• M35: 45,851,598 km (0.119 R)
• M36: 51,840,749 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.1

Radius: 14.6

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 11.91 AU - 12.97 AU

Year: 15280 Days

Day: 14 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,040,397 km

• M1: 183,108 km (0.09 R)
• M2: 654,191 km (0.115 R)
• M3: 1,192,594 km (0.091 R)
• M4: 1,701,377 km (0.118 R)
• M5: 2,338,514 km (0.107 R)
• M6: 3,418,760 km (0.085 R)
• M7: 4,357,786 km (0.094 R)
• M8: 5,954,294 km (0.099 R)
• M9: 6,591,133 km (0.069 R)
• M10: 10,483,220 km (0.106 R)
• M11: 10,969,413 km (0.065 R)
• M12: 13,315,706 km (0.111 R)
• M13: 19,220,783 km (0.058 R)
• M14: 19,705,480 km (0.094 R)
• M15: 24,161,702 km (0.101 R)
• M16: 25,687,899 km (0.065 R)
• M17: 26,574,117 km (0.119 R)
• M18: 31,314,275 km (0.058 R)
• M19: 37,712,726 km (0.036 R)
• M20: 39,373,860 km (0.112 R)
• M21: 47,825,242 km (0.109 R)
• M22: 52,236,884 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.6

Radius: 5.1

Gravity: 29.24 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.36 AU - 16.86 AU

Year: 17486 Days

Day: 17.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,040,397 km

• M1: 65,225 km (0.112 R)
• M2: 296,802 km (0.075 R)
• M3: 455,825 km (0.03 R)
• M4: 692,638 km (0.042 R)
• M5: 997,519 km (0.105 R)
• M6: 1,188,106 km (0.108 R)
• M7: 2,085,544 km (0.047 R)
• M8: 2,534,188 km (0.055 R)
• M9: 2,917,458 km (0.067 R)
• M10: 3,149,484 km (0.087 R)
• M11: 3,365,952 km (0.081 R)
• M12: 3,920,212 km (0.061 R)
• M13: 5,434,292 km (0.076 R)
• M14: 5,746,204 km (0.063 R)
• M15: 6,363,445 km (0.094 R)
• M16: 6,535,333 km (0.103 R)
• M17: 8,023,532 km (0.11 R)
• M18: 9,006,689 km (0.111 R)
• M19: 9,724,011 km (0.1 R)
• M20: 10,125,681 km (0.11 R)
• M21: 12,771,619 km (0.083 R)
• M22: 17,467,795 km (0.103 R)
• M23: 22,397,045 km (0.102 R)
• M24: 23,605,796 km (0.089 R)
• M25: 27,834,180 km (0.1 R)
• M26: 29,112,194 km (0.12 R)
• M27: 30,917,093 km (0.11 R)
• M28: 38,315,007 km (0.091 R)
• M29: 43,183,221 km (0.075 R)
• M30: 53,414,069 km (0.104 R)
• M31: 53,768,467 km (0.069 R)
• M32: 57,958,553 km (0.047 R)
• M33: 61,191,962 km (0.118 R)
• M34: 61,774,646 km (0.09 R)
• M35: 62,951,382 km (0.104 R)
• M36: 66,776,002 km (0.084 R)
• M37: 66,981,399 km (0.115 R)
• M38: 68,640,440 km (0.028 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 11,758 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit