🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.47 AU - 0.79 AU

Year: 190 Days

Day: 34.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,765,130 km

• M1: 347,665 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.5

Radius: 8.9

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.82 AU - 6.12 AU

Year: 4872 Days

Day: 5.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,765,130 km

• M1: 110,852 km (0.106 R)
• M2: 391,946 km (0.068 R)
• M3: 747,989 km (0.115 R)
• M4: 1,136,495 km (0.096 R)
• M5: 1,427,463 km (0.096 R)
• M6: 1,706,313 km (0.106 R)
• M7: 2,721,185 km (0.115 R)
• M8: 3,893,135 km (0.085 R)
• M9: 4,971,436 km (0.108 R)
• M10: 5,510,138 km (0.101 R)
• M11: 6,117,057 km (0.07 R)
• M12: 7,027,510 km (0.109 R)
• M13: 7,706,235 km (0.107 R)
• M14: 9,634,851 km (0.097 R)
• M15: 11,086,848 km (0.104 R)
• M16: 12,053,400 km (0.039 R)
• M17: 13,276,213 km (0.098 R)
• M18: 13,684,465 km (0.068 R)
• M19: 15,345,899 km (0.097 R)
• M20: 16,081,173 km (0.118 R)
• M21: 16,428,240 km (0.07 R)
• M22: 18,554,175 km (0.108 R)
• M23: 24,927,643 km (0.076 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.6

Radius: 7

Gravity: 12.89 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 11.17 AU - 15.29 AU

Year: 18325 Days

Day: 20.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,765,130 km

• M1: 87,216 km (0.116 R)
• M2: 327,320 km (0.069 R)
• M3: 645,216 km (0.081 R)
• M4: 924,964 km (0.09 R)
• M5: 1,285,345 km (0.114 R)
• M6: 2,047,396 km (0.026 R)
• M7: 3,130,186 km (0.104 R)
• M8: 9,562,296 km (0.113 R)
• M9: 9,897,994 km (0.057 R)
• M10: 10,183,725 km (0.053 R)
• M11: 11,632,730 km (0.067 R)
• M12: 14,784,758 km (0.074 R)
• M13: 16,159,412 km (0.101 R)
• M14: 18,897,353 km (0.105 R)
• M15: 21,833,510 km (0.088 R)
• M16: 22,514,031 km (0.075 R)
• M17: 23,815,383 km (0.045 R)
• M18: 24,122,657 km (0.054 R)
• M19: 25,806,231 km (0.106 R)
• M20: 26,786,995 km (0.097 R)
• M21: 27,342,452 km (0.077 R)
• M22: 29,171,585 km (0.113 R)
• M23: 33,071,751 km (0.069 R)
• M24: 41,739,152 km (0.11 R)
• M25: 43,851,474 km (0.117 R)
• M26: 46,511,025 km (0.097 R)
• M27: 48,616,017 km (0.117 R)
• M28: 53,189,224 km (0.087 R)
• M29: 57,304,362 km (0.12 R)
• M30: 59,721,714 km (0.092 R)
• M31: 60,478,978 km (0.026 R)
• M32: 63,965,955 km (0.066 R)
• M33: 65,357,515 km (0.089 R)
• M34: 69,028,048 km (0.039 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.4

Radius: 3.3

Gravity: 69.55 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 11.52 AU - 15.64 AU

Year: 19057 Days

Day: 17.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 84.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 57,765,130 km

• M1: 41,738 km (0.089 R)
• M2: 515,365 km (0.039 R)
• M3: 677,978 km (0.058 R)
• M4: 885,470 km (0.103 R)
• M5: 1,274,125 km (0.119 R)
• M6: 1,766,900 km (0.087 R)
• M7: 2,752,601 km (0.112 R)
• M8: 3,140,658 km (0.117 R)
• M9: 3,593,640 km (0.09 R)
• M10: 4,557,948 km (0.111 R)
• M11: 5,522,854 km (0.118 R)
• M12: 6,660,995 km (0.054 R)
• M13: 7,119,512 km (0.108 R)
• M14: 7,452,667 km (0.097 R)
• M15: 8,835,849 km (0.052 R)
• M16: 11,635,872 km (0.071 R)
• M17: 13,270,528 km (0.098 R)
• M18: 14,821,110 km (0.097 R)
• M19: 15,129,581 km (0.112 R)
• M20: 16,324,419 km (0.103 R)
• M21: 19,171,715 km (0.115 R)
• M22: 19,354,225 km (0.083 R)
• M23: 20,095,781 km (0.068 R)
• M24: 20,952,379 km (0.119 R)
• M25: 21,438,721 km (0.116 R)
• M26: 22,942,629 km (0.112 R)
• M27: 23,983,531 km (0.104 R)
• M28: 24,089,296 km (0.115 R)
• M29: 24,838,482 km (0.098 R)
• M30: 25,055,399 km (0.086 R)
• M31: 26,158,833 km (0.074 R)
• M32: 32,551,749 km (0.115 R)
• M33: 32,941,900 km (0.12 R)
• M34: 35,485,363 km (0.097 R)
• M35: 44,850,938 km (0.096 R)
• M36: 49,494,306 km (0.111 R)
• M37: 54,265,580 km (0.117 R)
• M38: 56,107,729 km (0.112 R)
• M39: 60,306,342 km (0.078 R)
• M40: 61,883,553 km (0.097 R)
• M41: 69,751,802 km (0.064 R)
• M42: 75,276,003 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.1

Radius: 5

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 14.88 AU - 23.38 AU

Year: 31862 Days

Day: 24.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,765,130 km

• M1: 249,230 km (0.087 R)
• M2: 900,430 km (0.087 R)
• M3: 2,079,859 km (0.115 R)
• M4: 4,337,291 km (0.109 R)
• M5: 5,752,337 km (0.083 R)
• M6: 9,980,123 km (0.065 R)
• M7: 13,484,303 km (0.099 R)
• M8: 15,618,167 km (0.081 R)
• M9: 17,417,082 km (0.116 R)
• M10: 17,808,579 km (0.111 R)
• M11: 23,444,829 km (0.058 R)
• M12: 23,730,411 km (0.05 R)
• M13: 24,018,237 km (0.057 R)
• M14: 27,975,251 km (0.109 R)
• M15: 35,374,062 km (0.102 R)
• M16: 41,430,382 km (0.072 R)
• M17: 45,879,573 km (0.098 R)
• M18: 47,228,646 km (0.095 R)
• M19: 47,684,022 km (0.089 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 13,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit