🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.3

Radius: 9.6

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.94 AU - 1.02 AU

Year: 647 Days

Day: 13.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 15,877,898 km

• M1: 119,379 km (0.073 R)
• M2: 429,944 km (0.107 R)
• M3: 762,800 km (0.054 R)
• M4: 1,158,785 km (0.063 R)
• M5: 1,468,901 km (0.099 R)
• M6: 2,551,840 km (0.102 R)
• M7: 2,957,700 km (0.1 R)
• M8: 3,318,230 km (0.083 R)
• M9: 3,640,763 km (0.108 R)
• M10: 4,084,620 km (0.118 R)
• M11: 4,769,479 km (0.113 R)
• M12: 5,267,341 km (0.076 R)
• M13: 5,726,457 km (0.101 R)
• M14: 6,078,760 km (0.092 R)
• M15: 6,445,424 km (0.107 R)
• M16: 6,765,713 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.9

Radius: 9.9

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.78 AU - 1.24 AU

Year: 677 Days

Day: 9.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 15,877,898 km

• M1: 123,119 km (0.104 R)
• M2: 485,146 km (0.114 R)
• M3: 799,601 km (0.106 R)
• M4: 1,317,658 km (0.092 R)
• M5: 1,666,520 km (0.107 R)
• M6: 1,975,589 km (0.04 R)
• M7: 2,910,427 km (0.045 R)
• M8: 3,621,615 km (0.12 R)
• M9: 3,936,818 km (0.079 R)
• M10: 4,428,396 km (0.083 R)
• M11: 4,891,551 km (0.095 R)
• M12: 6,072,776 km (0.085 R)
• M13: 6,794,137 km (0.09 R)
• M14: 7,298,731 km (0.106 R)
• M15: 8,138,423 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.4

Radius: 14.1

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.08 AU - 1.4 AU

Year: 921 Days

Day: 6.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 15,877,898 km

• M1: 175,329 km (0.036 R)
• M2: 629,508 km (0.102 R)
• M3: 1,236,726 km (0.088 R)
• M4: 2,170,665 km (0.067 R)
• M5: 2,660,449 km (0.088 R)
• M6: 3,317,034 km (0.11 R)
• M7: 4,049,465 km (0.116 R)
• M8: 4,646,510 km (0.074 R)
• M9: 6,285,504 km (0.043 R)
• M10: 6,976,497 km (0.043 R)
• M11: 8,282,636 km (0.073 R)
• M12: 8,743,846 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.6

Radius: 11.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.03 AU - 4.71 AU

Year: 5077 Days

Day: 7.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 15,877,898 km

• M1: 142,716 km (0.103 R)
• M2: 502,200 km (0.096 R)
• M3: 1,171,651 km (0.088 R)
• M4: 2,266,258 km (0.071 R)
• M5: 3,180,451 km (0.098 R)
• M6: 3,678,612 km (0.028 R)
• M7: 4,645,313 km (0.114 R)
• M8: 5,821,601 km (0.063 R)
• M9: 7,724,785 km (0.116 R)
• M10: 10,291,137 km (0.05 R)
• M11: 10,865,443 km (0.071 R)
• M12: 12,117,727 km (0.068 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: 256 - 11,078 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit