🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637

Radius: 10.2

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.46 AU - 0.7 AU

Year: 300 Days

Day: 10.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,914,583 km

• M1: 126,859 km (0.114 R)
• M2: 562,189 km (0.091 R)
• M3: 880,683 km (0.056 R)
• M4: 1,314,816 km (0.115 R)
• M5: 1,690,157 km (0.105 R)
• M6: 2,059,963 km (0.032 R)
• M7: 2,423,486 km (0.104 R)
• M8: 2,773,245 km (0.074 R)
• M9: 3,377,920 km (0.112 R)
• M10: 4,486,739 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.4

Radius: 9.7

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.01 AU - 1.29 AU

Year: 836 Days

Day: 7.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,914,583 km

• M1: 121,025 km (0.091 R)
• M2: 628,161 km (0.107 R)
• M3: 940,223 km (0.115 R)
• M4: 1,374,056 km (0.095 R)
• M5: 3,281,579 km (0.116 R)
• M6: 4,610,606 km (0.083 R)
• M7: 6,352,823 km (0.095 R)
• M8: 7,219,593 km (0.049 R)
• M9: 7,621,413 km (0.078 R)
• M10: 8,113,141 km (0.049 R)
• M11: 9,051,419 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58

Radius: 14.5

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.29 AU - 2.61 AU

Year: 2601 Days

Day: 14.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,914,583 km

• M1: 180,265 km (0.075 R)
• M2: 733,927 km (0.097 R)
• M3: 1,686,566 km (0.105 R)
• M4: 2,762,474 km (0.11 R)
• M5: 4,257,406 km (0.108 R)
• M6: 5,282,151 km (0.067 R)
• M7: 6,591,133 km (0.084 R)
• M8: 7,866,903 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.8

Radius: 10.4

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.25 AU - 4.69 AU

Year: 5365 Days

Day: 13.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,914,583 km

• M1: 130,001 km (0.118 R)
• M2: 511,326 km (0.113 R)
• M3: 912,697 km (0.112 R)
• M4: 1,386,772 km (0.083 R)
• M5: 4,232,722 km (0.083 R)
• M6: 4,621,677 km (0.066 R)
• M7: 7,220,042 km (0.064 R)
• M8: 9,692,296 km (0.083 R)
• M9: 10,966,571 km (0.115 R)
• M10: 11,506,320 km (0.106 R)
• M11: 13,319,147 km (0.067 R)
• M12: 14,521,465 km (0.077 R)
• M13: 15,843,462 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513.9

Radius: 6.6

Gravity: 11.8 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.96 AU - 9.84 AU

Year: 18008 Days

Day: 22.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,914,583 km

• M1: 96,042 km (0.094 R)
• M2: 686,953 km (0.052 R)
• M3: 1,100,292 km (0.117 R)
• M4: 2,438,296 km (0.058 R)
• M5: 3,504,629 km (0.098 R)
• M6: 3,960,454 km (0.093 R)
• M7: 5,988,552 km (0.084 R)
• M8: 6,514,090 km (0.11 R)
• M9: 9,505,897 km (0.035 R)
• M10: 10,333,623 km (0.051 R)
• M11: 12,068,808 km (0.118 R)
• M12: 12,709,685 km (0.09 R)
• M13: 13,104,923 km (0.066 R)
• M14: 15,650,929 km (0.047 R)
• M15: 18,592,921 km (0.058 R)
• M16: 20,958,811 km (0.118 R)
• M17: 23,029,395 km (0.054 R)
• M18: 27,682,039 km (0.113 R)
• M19: 29,937,077 km (0.094 R)
• M20: 36,764,425 km (0.074 R)
• M21: 38,380,531 km (0.042 R)
• M22: 49,892,685 km (0.114 R)
• M23: 54,418,320 km (0.093 R)
• M24: 57,403,695 km (0.029 R)
• M25: 63,125,813 km (0.111 R)
• M26: 63,507,438 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.9

Radius: 5.9

Gravity: 27.09 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.45 AU - 10.25 AU

Year: 19391 Days

Day: 20.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,914,583 km

• M1: 73,303 km (0.112 R)
• M2: 364,271 km (0.104 R)
• M3: 955,482 km (0.112 R)
• M4: 1,580,352 km (0.066 R)
• M5: 2,243,669 km (0.106 R)
• M6: 3,594,837 km (0.098 R)
• M7: 4,691,240 km (0.092 R)
• M8: 5,063,439 km (0.118 R)
• M9: 6,522,916 km (0.119 R)
• M10: 7,723,439 km (0.032 R)
• M11: 9,234,976 km (0.066 R)
• M12: 9,465,955 km (0.111 R)
• M13: 14,082,844 km (0.086 R)
• M14: 14,312,028 km (0.119 R)
• M15: 14,856,714 km (0.118 R)
• M16: 15,658,559 km (0.087 R)
• M17: 19,155,559 km (0.105 R)
• M18: 19,626,343 km (0.078 R)
• M19: 23,246,163 km (0.095 R)
• M20: 23,781,723 km (0.068 R)
• M21: 27,051,484 km (0.102 R)
• M22: 30,865,033 km (0.093 R)
• M23: 38,634,697 km (0.078 R)
• M24: 39,084,239 km (0.081 R)
• M25: 40,607,893 km (0.091 R)
• M26: 47,956,440 km (0.07 R)
• M27: 50,768,880 km (0.078 R)
• M28: 51,128,064 km (0.084 R)
• M29: 66,064,514 km (0.091 R)
• M30: 66,492,514 km (0.112 R)
• M31: 72,226,750 km (0.086 R)
• M32: 72,453,690 km (0.063 R)
• M33: 78,281,723 km (0.074 R)
• M34: 80,942,322 km (0.088 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 16,216 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit