🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.25 AU - 1.33 AU

Year: 522 Days

Day: 21 Hours

Environment

Temp: 12 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.35 AU - 1.39 AU

Year: 572 Days

Day: 33.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 96,421,417 km

• M1: 151,243 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571

Radius: 13.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 8.98 AU - 9.82 AU

Year: 10273 Days

Day: 5.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 96,421,417 km

• M1: 165,605 km (0.106 R)
• M2: 797,955 km (0.113 R)
• M3: 1,451,099 km (0.08 R)
• M4: 1,932,505 km (0.116 R)
• M5: 2,559,320 km (0.1 R)
• M6: 4,010,719 km (0.117 R)
• M7: 5,194,786 km (0.107 R)
• M8: 5,851,371 km (0.049 R)
• M9: 6,939,845 km (0.089 R)
• M10: 8,640,175 km (0.099 R)
• M11: 9,280,154 km (0.094 R)
• M12: 10,198,984 km (0.08 R)
• M13: 11,662,650 km (0.082 R)
• M14: 12,105,609 km (0.095 R)
• M15: 16,132,485 km (0.104 R)
• M16: 19,240,530 km (0.086 R)
• M17: 19,860,015 km (0.035 R)
• M18: 20,492,664 km (0.073 R)
• M19: 21,549,573 km (0.096 R)
• M20: 24,037,685 km (0.078 R)
• M21: 27,874,272 km (0.09 R)
• M22: 28,368,394 km (0.066 R)
• M23: 32,535,143 km (0.08 R)
• M24: 33,748,980 km (0.102 R)
• M25: 35,799,818 km (0.068 R)
• M26: 39,153,503 km (0.118 R)
• M27: 44,434,008 km (0.101 R)
• M28: 45,108,844 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.9

Radius: 10.5

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.54 AU - 10.26 AU

Year: 10273 Days

Day: 5.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 96,421,417 km

• M1: 131,497 km (0.083 R)
• M2: 532,120 km (0.111 R)
• M3: 1,058,555 km (0.098 R)
• M4: 1,502,561 km (0.119 R)
• M5: 2,501,426 km (0.043 R)
• M6: 3,262,430 km (0.066 R)
• M7: 3,985,736 km (0.058 R)
• M8: 4,633,794 km (0.117 R)
• M9: 6,293,882 km (0.115 R)
• M10: 7,554,094 km (0.052 R)
• M11: 8,132,290 km (0.115 R)
• M12: 12,686,348 km (0.109 R)
• M13: 19,898,910 km (0.114 R)
• M14: 24,322,819 km (0.115 R)
• M15: 25,663,515 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.2

Radius: 4

Gravity: 56.83 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.83 AU - 20.97 AU

Year: 24764 Days

Day: 18.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 96,421,417 km

• M1: 81,381 km (0.096 R)
• M2: 233,522 km (0.111 R)
• M3: 429,795 km (0.096 R)
• M4: 584,180 km (0.115 R)
• M5: 1,061,995 km (0.057 R)
• M6: 1,253,181 km (0.044 R)
• M7: 1,884,036 km (0.105 R)
• M8: 2,280,620 km (0.105 R)
• M9: 3,237,298 km (0.096 R)
• M10: 3,938,762 km (0.085 R)
• M11: 4,076,392 km (0.116 R)
• M12: 4,325,024 km (0.108 R)
• M13: 5,172,646 km (0.086 R)
• M14: 5,592,268 km (0.104 R)
• M15: 5,899,392 km (0.101 R)
• M16: 6,404,434 km (0.057 R)
• M17: 6,595,022 km (0.087 R)
• M18: 7,711,920 km (0.044 R)
• M19: 7,873,486 km (0.07 R)
• M20: 10,641,196 km (0.116 R)
• M21: 12,314,298 km (0.1 R)
• M22: 13,136,638 km (0.118 R)
• M23: 15,056,876 km (0.095 R)
• M24: 17,803,343 km (0.068 R)
• M25: 21,709,793 km (0.098 R)
• M26: 21,924,316 km (0.094 R)
• M27: 23,129,177 km (0.078 R)
• M28: 23,804,612 km (0.052 R)
• M29: 31,571,284 km (0.067 R)
• M30: 32,822,670 km (0.091 R)
• M31: 41,525,078 km (0.112 R)
• M32: 46,135,834 km (0.095 R)
• M33: 47,926,520 km (0.1 R)
• M34: 56,155,750 km (0.084 R)
• M35: 57,373,925 km (0.079 R)
• M36: 59,234,025 km (0.099 R)
• M37: 72,194,885 km (0.049 R)
• M38: 89,098,248 km (0.068 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 18,329 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit