🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.59 AU - 0.67 AU

Year: 328 Days

Day: 34.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.2

Radius: 8.8

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.69 AU - 0.83 AU

Year: 435 Days

Day: 6.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,938,049 km

• M1: 109,506 km (0.048 R)
• M2: 397,482 km (0.108 R)
• M3: 690,843 km (0.064 R)
• M4: 1,023,249 km (0.087 R)
• M5: 1,719,927 km (0.037 R)
• M6: 2,076,119 km (0.103 R)
• M7: 2,560,368 km (0.055 R)
• M8: 3,061,221 km (0.119 R)
• M9: 3,562,823 km (0.079 R)
• M10: 4,104,367 km (0.11 R)
• M11: 4,931,494 km (0.061 R)
• M12: 5,334,959 km (0.098 R)
• M13: 5,812,775 km (0.049 R)

Asteroid Belt

Center: 1.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.8

Radius: 10.5

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.02 AU - 3.16 AU

Year: 3563 Days

Day: 9.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,938,049 km

• M1: 130,599 km (0.119 R)
• M2: 488,138 km (0.076 R)
• M3: 847,921 km (0.108 R)
• M4: 1,284,298 km (0.116 R)
• M5: 1,659,788 km (0.116 R)
• M6: 2,370,229 km (0.038 R)
• M7: 2,834,281 km (0.114 R)
• M8: 3,204,686 km (0.1 R)
• M9: 3,607,553 km (0.041 R)
• M10: 4,536,855 km (0.12 R)
• M11: 4,978,019 km (0.094 R)
• M12: 5,768,344 km (0.098 R)
• M13: 6,154,456 km (0.032 R)
• M14: 6,921,445 km (0.117 R)
• M15: 7,387,592 km (0.076 R)
• M16: 8,480,703 km (0.113 R)
• M17: 9,220,914 km (0.109 R)
• M18: 9,858,200 km (0.082 R)
• M19: 11,701,695 km (0.093 R)
• M20: 12,877,684 km (0.11 R)
• M21: 13,809,978 km (0.055 R)
• M22: 14,597,162 km (0.11 R)
• M23: 15,025,909 km (0.1 R)
• M24: 16,516,054 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.1

Radius: 12.2

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.69 AU - 5.85 AU

Year: 7936 Days

Day: 12.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,938,049 km

• M1: 151,842 km (0.087 R)
• M2: 604,974 km (0.094 R)
• M3: 1,494,932 km (0.077 R)
• M4: 2,651,772 km (0.095 R)
• M5: 3,507,621 km (0.107 R)
• M6: 4,618,535 km (0.113 R)
• M7: 5,520,610 km (0.116 R)
• M8: 6,913,666 km (0.108 R)
• M9: 7,900,862 km (0.046 R)
• M10: 8,329,161 km (0.05 R)
• M11: 8,814,007 km (0.104 R)
• M12: 9,232,433 km (0.085 R)
• M13: 9,796,117 km (0.111 R)
• M14: 12,966,994 km (0.107 R)
• M15: 25,286,229 km (0.025 R)
• M16: 26,824,693 km (0.088 R)
• M17: 31,327,888 km (0.112 R)
• M18: 32,701,646 km (0.119 R)
• M19: 33,302,580 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278

Radius: 6.5

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 10.15 AU - 11.31 AU

Year: 23057 Days

Day: 18.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,938,049 km

• M1: 82,877 km (0.116 R)
• M2: 429,645 km (0.106 R)
• M3: 776,114 km (0.093 R)
• M4: 979,417 km (0.106 R)
• M5: 1,367,325 km (0.082 R)
• M6: 1,853,218 km (0.064 R)
• M7: 2,126,833 km (0.037 R)
• M8: 2,448,319 km (0.11 R)
• M9: 2,665,385 km (0.031 R)
• M10: 4,039,741 km (0.099 R)
• M11: 4,862,978 km (0.095 R)
• M12: 5,422,324 km (0.104 R)
• M13: 7,859,423 km (0.12 R)
• M14: 8,929,796 km (0.1 R)
• M15: 10,712,853 km (0.103 R)
• M16: 13,110,757 km (0.078 R)
• M17: 14,680,937 km (0.111 R)
• M18: 15,255,243 km (0.067 R)
• M19: 16,756,757 km (0.048 R)
• M20: 18,108,074 km (0.113 R)
• M21: 18,602,046 km (0.112 R)
• M22: 22,126,871 km (0.105 R)
• M23: 25,555,505 km (0.117 R)
• M24: 26,176,785 km (0.059 R)
• M25: 30,232,682 km (0.096 R)
• M26: 34,311,917 km (0.101 R)
• M27: 35,322,301 km (0.095 R)
• M28: 36,352,432 km (0.093 R)
• M29: 39,151,558 km (0.075 R)
• M30: 40,254,693 km (0.116 R)
• M31: 41,805,125 km (0.116 R)
• M32: 47,778,568 km (0.044 R)
• M33: 48,091,377 km (0.047 R)
• M34: 49,037,883 km (0.118 R)
• M35: 55,495,125 km (0.103 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: 433 - 10,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit