🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.6

Radius: 12.1

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.67 AU - 0.77 AU

Year: 394 Days

Day: 14.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 33,446,827 km

• M1: 151,543 km (0.066 R)
• M2: 564,134 km (0.074 R)
• M3: 961,765 km (0.118 R)
• M4: 1,783,506 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.1

Radius: 12.6

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.76 AU - 0.78 AU

Year: 436 Days

Day: 12.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 33,446,827 km

• M1: 160,369 km (0.112 R)
• M2: 651,050 km (0.076 R)
• M3: 1,096,552 km (0.105 R)
• M4: 2,327,444 km (0.11 R)
• M5: 2,741,381 km (0.111 R)
• M6: 3,732,317 km (0.118 R)
• M7: 4,317,544 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.4

Radius: 12.2

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.86 AU - 1.4 AU

Year: 776 Days

Day: 12.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,446,827 km

• M1: 151,692 km (0.08 R)
• M2: 566,826 km (0.068 R)
• M3: 1,031,477 km (0.076 R)
• M4: 1,472,043 km (0.084 R)
• M5: 1,932,655 km (0.116 R)
• M6: 2,595,972 km (0.106 R)
• M7: 3,472,017 km (0.114 R)
• M8: 4,504,093 km (0.093 R)
• M9: 4,929,699 km (0.099 R)
• M10: 5,472,440 km (0.086 R)
• M11: 6,351,178 km (0.057 R)
• M12: 6,761,674 km (0.095 R)
• M13: 7,233,655 km (0.025 R)
• M14: 7,773,554 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.5

Radius: 12.9

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.65 AU - 2.53 AU

Year: 1951 Days

Day: 11.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,446,827 km

• M1: 160,519 km (0.111 R)
• M2: 606,769 km (0.093 R)
• M3: 1,116,299 km (0.094 R)
• M4: 1,609,673 km (0.029 R)
• M5: 2,688,573 km (0.092 R)
• M6: 3,786,023 km (0.104 R)
• M7: 4,398,776 km (0.088 R)
• M8: 5,423,970 km (0.116 R)
• M9: 7,515,348 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.7

Radius: 12.8

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.13 AU - 2.17 AU

Year: 2036 Days

Day: 13.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,446,827 km

• M1: 159,172 km (0.074 R)
• M2: 628,311 km (0.082 R)
• M3: 1,271,283 km (0.116 R)
• M4: 2,949,172 km (0.052 R)
• M5: 3,785,125 km (0.048 R)
• M6: 5,127,317 km (0.071 R)
• M7: 5,571,623 km (0.096 R)
• M8: 6,080,555 km (0.045 R)
• M9: 7,367,546 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.5

Radius: 10.8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.84 AU - 5.96 AU

Year: 7003 Days

Day: 8.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,446,827 km

• M1: 135,685 km (0.112 R)
• M2: 539,600 km (0.062 R)
• M3: 930,050 km (0.111 R)
• M4: 1,299,108 km (0.057 R)
• M5: 1,650,065 km (0.116 R)
• M6: 2,396,857 km (0.092 R)
• M7: 4,501,400 km (0.114 R)
• M8: 5,037,858 km (0.069 R)
• M9: 5,798,413 km (0.099 R)
• M10: 7,329,847 km (0.1 R)
• M11: 9,495,575 km (0.112 R)
• M12: 10,608,883 km (0.04 R)
• M13: 11,906,794 km (0.106 R)
• M14: 12,259,845 km (0.114 R)
• M15: 17,447,450 km (0.078 R)
• M16: 19,458,644 km (0.091 R)
• M17: 20,737,107 km (0.071 R)
• M18: 21,545,385 km (0.084 R)
• M19: 23,381,848 km (0.105 R)
• M20: 30,631,810 km (0.092 R)
• M21: 31,776,533 km (0.116 R)
• M22: 32,850,795 km (0.09 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 13,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit