🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.9

Radius: 9.5

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.68 AU - 0.98 AU

Year: 488 Days

Day: 13.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,960,540 km

• M1: 118,182 km (0.089 R)
• M2: 482,154 km (0.085 R)
• M3: 1,346,381 km (0.069 R)
• M4: 1,650,513 km (0.094 R)
• M5: 2,963,235 km (0.084 R)
• M6: 3,376,873 km (0.042 R)
• M7: 4,656,084 km (0.095 R)
• M8: 5,088,422 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.4

Radius: 11.7

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.75 AU - 1.05 AU

Year: 551 Days

Day: 9.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,960,540 km

• M1: 145,559 km (0.116 R)
• M2: 533,316 km (0.074 R)
• M3: 942,317 km (0.029 R)
• M4: 1,489,546 km (0.114 R)
• M5: 1,943,875 km (0.063 R)
• M6: 2,320,263 km (0.073 R)
• M7: 2,868,689 km (0.048 R)
• M8: 3,260,635 km (0.104 R)
• M9: 3,661,408 km (0.072 R)
• M10: 5,643,580 km (0.093 R)
• M11: 6,400,994 km (0.039 R)
• M12: 6,866,393 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.3

Radius: 8.7

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.89 AU - 0.99 AU

Year: 588 Days

Day: 8.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,960,540 km

• M1: 109,655 km (0.077 R)
• M2: 435,779 km (0.075 R)
• M3: 740,210 km (0.075 R)
• M4: 1,037,910 km (0.054 R)
• M5: 1,402,929 km (0.114 R)
• M6: 1,687,464 km (0.063 R)
• M7: 2,093,622 km (0.063 R)
• M8: 2,728,366 km (0.057 R)
• M9: 3,018,287 km (0.109 R)
• M10: 4,073,849 km (0.09 R)
• M11: 4,581,136 km (0.118 R)
• M12: 5,611,117 km (0.093 R)
• M13: 5,967,309 km (0.052 R)
• M14: 6,829,891 km (0.076 R)
• M15: 7,591,344 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.2

Radius: 11.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.11 AU - 6.59 AU

Year: 7990 Days

Day: 6.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,960,540 km

• M1: 147,653 km (0.084 R)
• M2: 646,712 km (0.09 R)
• M3: 1,233,584 km (0.075 R)
• M4: 3,122,856 km (0.064 R)
• M5: 4,071,156 km (0.113 R)
• M6: 4,681,965 km (0.049 R)
• M7: 6,960,041 km (0.064 R)
• M8: 7,407,638 km (0.061 R)
• M9: 7,795,395 km (0.117 R)
• M10: 17,250,280 km (0.026 R)
• M11: 18,211,895 km (0.108 R)
• M12: 23,314,978 km (0.064 R)
• M13: 29,685,005 km (0.094 R)
• M14: 31,265,506 km (0.103 R)
• M15: 32,076,476 km (0.114 R)
• M16: 34,486,348 km (0.037 R)
• M17: 38,844,134 km (0.09 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 18,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit