🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.6

Radius: 8.7

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.54 AU - 0.56 AU

Year: 282 Days

Day: 9.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 125.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 16,921,900 km

• M1: 109,805 km (0.11 R)
• M2: 390,301 km (0.115 R)
• M3: 684,111 km (0.067 R)
• M4: 1,103,434 km (0.03 R)
• M5: 1,379,442 km (0.032 R)
• M6: 1,688,661 km (0.066 R)
• M7: 1,984,416 km (0.054 R)
• M8: 2,718,792 km (0.111 R)
• M9: 3,158,909 km (0.079 R)
• M10: 3,544,722 km (0.116 R)
• M11: 3,913,929 km (0.119 R)
• M12: 4,283,137 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.3

Radius: 13.7

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.8 AU - 1.04 AU

Year: 609 Days

Day: 12.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 16,921,900 km

• M1: 170,392 km (0.095 R)
• M2: 625,917 km (0.103 R)
• M3: 1,076,506 km (0.066 R)
• M4: 1,988,455 km (0.115 R)
• M5: 2,688,872 km (0.115 R)
• M6: 3,549,509 km (0.089 R)
• M7: 4,499,156 km (0.11 R)
• M8: 5,395,397 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.2

Radius: 8.2

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.91 AU - 1.11 AU

Year: 701 Days

Day: 5.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 16,921,900 km

• M1: 102,026 km (0.083 R)
• M2: 711,936 km (0.112 R)
• M3: 1,071,121 km (0.116 R)
• M4: 1,782,010 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.5

Radius: 9.6

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.27 AU - 2.83 AU

Year: 2811 Days

Day: 14.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 16,921,900 km

• M1: 122,521 km (0.054 R)
• M2: 577,597 km (0.057 R)
• M3: 1,012,628 km (0.025 R)
• M4: 1,681,330 km (0.108 R)
• M5: 2,169,768 km (0.105 R)
• M6: 2,945,582 km (0.097 R)
• M7: 3,347,103 km (0.104 R)
• M8: 3,694,619 km (0.077 R)
• M9: 4,085,219 km (0.115 R)
• M10: 4,862,679 km (0.077 R)
• M11: 6,133,214 km (0.092 R)
• M12: 6,955,852 km (0.091 R)
• M13: 7,350,641 km (0.06 R)
• M14: 8,403,660 km (0.034 R)
• M15: 9,181,869 km (0.111 R)
• M16: 10,042,804 km (0.086 R)
• M17: 11,145,789 km (0.095 R)
• M18: 11,569,899 km (0.076 R)
• M19: 11,884,952 km (0.107 R)
• M20: 12,205,840 km (0.05 R)
• M21: 13,853,810 km (0.088 R)
• M22: 15,359,961 km (0.116 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: 176 - 18,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit