🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.8

Radius: 12.9

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.63 AU - 0.95 AU

Year: 468 Days

Day: 7.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,505,777 km

• M1: 160,668 km (0.069 R)
• M2: 592,856 km (0.078 R)
• M3: 1,070,074 km (0.104 R)
• M4: 1,506,002 km (0.067 R)
• M5: 2,135,210 km (0.043 R)
• M6: 3,200,796 km (0.086 R)
• M7: 3,825,966 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.1

Radius: 9.1

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.8 AU - 0.94 AU

Year: 541 Days

Day: 13.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,505,777 km

• M1: 113,246 km (0.035 R)
• M2: 463,903 km (0.047 R)
• M3: 816,056 km (0.102 R)
• M4: 1,178,532 km (0.09 R)
• M5: 1,582,446 km (0.099 R)
• M6: 2,596,570 km (0.059 R)
• M7: 3,019,932 km (0.108 R)
• M8: 3,519,739 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.4

Radius: 10.5

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.99 AU - 1.45 AU

Year: 899 Days

Day: 6 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,505,777 km

• M1: 130,599 km (0.067 R)
• M2: 479,611 km (0.097 R)
• M3: 825,930 km (0.096 R)
• M4: 1,682,378 km (0.081 R)
• M5: 2,215,844 km (0.074 R)
• M6: 2,557,824 km (0.076 R)
• M7: 3,758,048 km (0.079 R)
• M8: 4,265,035 km (0.119 R)
• M9: 5,653,603 km (0.055 R)
• M10: 6,628,682 km (0.063 R)
• M11: 7,370,537 km (0.112 R)
• M12: 8,348,608 km (0.088 R)
• M13: 9,130,407 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.8

Radius: 9.1

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.62 AU - 4.56 AU

Year: 5516 Days

Day: 10.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,505,777 km

• M1: 113,246 km (0.098 R)
• M2: 565,779 km (0.104 R)
• M3: 1,024,446 km (0.095 R)
• M4: 1,709,604 km (0.058 R)
• M5: 2,261,022 km (0.114 R)
• M6: 3,289,956 km (0.093 R)
• M7: 3,666,345 km (0.115 R)
• M8: 4,867,017 km (0.072 R)
• M9: 5,602,739 km (0.055 R)
• M10: 6,385,884 km (0.093 R)
• M11: 7,709,077 km (0.112 R)
• M12: 9,398,037 km (0.116 R)
• M13: 10,676,351 km (0.083 R)
• M14: 11,764,526 km (0.09 R)
• M15: 13,409,804 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.9

Radius: 8

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.46 AU - 5.62 AU

Year: 6451 Days

Day: 10.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,505,777 km

• M1: 99,782 km (0.085 R)
• M2: 412,741 km (0.051 R)
• M3: 924,814 km (0.082 R)
• M4: 1,452,895 km (0.114 R)
• M5: 1,814,173 km (0.033 R)
• M6: 2,875,121 km (0.099 R)
• M7: 3,336,781 km (0.051 R)
• M8: 3,585,711 km (0.06 R)
• M9: 4,019,994 km (0.098 R)
• M10: 5,170,402 km (0.116 R)
• M11: 5,854,064 km (0.084 R)
• M12: 7,249,214 km (0.089 R)
• M13: 7,944,395 km (0.061 R)
• M14: 12,314,598 km (0.064 R)
• M15: 13,023,392 km (0.072 R)
• M16: 13,759,115 km (0.107 R)
• M17: 14,522,064 km (0.102 R)
• M18: 16,520,242 km (0.115 R)
• M19: 17,585,080 km (0.104 R)
• M20: 24,696,215 km (0.099 R)
• M21: 29,308,317 km (0.111 R)
• M22: 30,964,964 km (0.114 R)
• M23: 31,664,932 km (0.082 R)
• M24: 36,640,408 km (0.026 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.9

Radius: 4.6

Gravity: 18.14 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.77 AU - 7.85 AU

Year: 13180 Days

Day: 15.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 47,505,777 km

• M1: 57,296 km (0.103 R)
• M2: 278,252 km (0.095 R)
• M3: 436,826 km (0.114 R)
• M4: 1,012,030 km (0.077 R)
• M5: 1,671,008 km (0.091 R)
• M6: 1,841,101 km (0.099 R)
• M7: 2,681,392 km (0.093 R)
• M8: 3,093,983 km (0.087 R)
• M9: 3,473,064 km (0.09 R)
• M10: 4,044,229 km (0.087 R)
• M11: 4,295,104 km (0.099 R)
• M12: 7,780,436 km (0.061 R)
• M13: 8,301,036 km (0.111 R)
• M14: 11,420,301 km (0.09 R)
• M15: 13,760,611 km (0.073 R)
• M16: 15,509,410 km (0.05 R)
• M17: 16,192,922 km (0.031 R)
• M18: 17,400,925 km (0.114 R)
• M19: 19,835,331 km (0.103 R)
• M20: 20,477,555 km (0.101 R)
• M21: 21,973,234 km (0.107 R)
• M22: 22,487,552 km (0.108 R)
• M23: 23,009,798 km (0.074 R)
• M24: 23,808,352 km (0.049 R)
• M25: 24,350,943 km (0.059 R)
• M26: 25,180,014 km (0.119 R)
• M27: 25,932,791 km (0.108 R)
• M28: 26,603,588 km (0.088 R)
• M29: 27,581,808 km (0.111 R)
• M30: 28,280,729 km (0.085 R)
• M31: 29,713,877 km (0.101 R)
• M32: 31,844,001 km (0.088 R)
• M33: 33,057,988 km (0.066 R)
• M34: 34,647,166 km (0.097 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 19,510 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit