🌌 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: 883.5

Radius: 12.6

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.63 AU - 1.03 AU

Year: 504 Days

Day: 6.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 17,399,540 km

• M1: 156,779 km (0.027 R)
• M2: 654,491 km (0.112 R)
• M3: 1,501,663 km (0.108 R)
• M4: 2,186,522 km (0.089 R)
• M5: 2,799,874 km (0.059 R)
• M6: 3,274,847 km (0.047 R)
• M7: 3,669,486 km (0.113 R)
• M8: 4,464,150 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.5

Radius: 13.6

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.91 AU - 0.97 AU

Year: 608 Days

Day: 7.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 145.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 17,399,540 km

• M1: 169,195 km (0.082 R)
• M2: 730,786 km (0.111 R)
• M3: 1,361,341 km (0.085 R)
• M4: 2,001,171 km (0.093 R)
• M5: 2,460,735 km (0.106 R)
• M6: 2,928,827 km (0.087 R)
• M7: 3,996,058 km (0.117 R)
• M8: 4,506,935 km (0.107 R)
• M9: 5,152,899 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.5

Radius: 12.4

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.77 AU - 2.71 AU

Year: 2236 Days

Day: 9 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,399,540 km

• M1: 154,235 km (0.097 R)
• M2: 611,556 km (0.054 R)
• M3: 1,235,529 km (0.08 R)
• M4: 2,121,447 km (0.083 R)
• M5: 2,623,647 km (0.11 R)
• M6: 3,464,088 km (0.083 R)
• M7: 4,518,903 km (0.076 R)
• M8: 5,454,638 km (0.086 R)
• M9: 6,570,338 km (0.099 R)
• M10: 7,616,776 km (0.11 R)
• M11: 8,212,175 km (0.094 R)
• M12: 9,042,892 km (0.099 R)
• M13: 11,146,089 km (0.107 R)
• M14: 13,155,338 km (0.098 R)
• M15: 13,875,801 km (0.06 R)
• M16: 18,651,563 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.2

Radius: 10.9

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.69 AU - 2.73 AU

Year: 2975 Days

Day: 8.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 17,399,540 km

• M1: 135,536 km (0.083 R)
• M2: 706,551 km (0.048 R)
• M3: 1,151,754 km (0.093 R)
• M4: 1,517,820 km (0.08 R)
• M5: 1,882,540 km (0.079 R)
• M6: 2,691,266 km (0.05 R)
• M7: 3,591,845 km (0.076 R)
• M8: 4,725,198 km (0.075 R)
• M9: 5,733,338 km (0.11 R)
• M10: 6,107,931 km (0.097 R)
• M11: 6,472,501 km (0.112 R)
• M12: 7,418,858 km (0.106 R)
• M13: 8,265,282 km (0.102 R)
• M14: 10,078,409 km (0.114 R)
• M15: 10,700,436 km (0.112 R)
• M16: 11,980,845 km (0.118 R)
• M17: 12,679,168 km (0.111 R)
• M18: 13,754,926 km (0.112 R)
• M19: 15,077,969 km (0.093 R)
• M20: 15,697,753 km (0.093 R)
• M21: 16,334,592 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 15,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit