🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.3

Radius: 8.2

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.54 AU - 0.58 AU

Year: 289 Days

Day: 13.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 7,871,570 km

• M1: 102,026 km (0.086 R)
• M2: 460,612 km (0.085 R)
• M3: 855,550 km (0.119 R)
• M4: 1,205,160 km (0.075 R)
• M5: 1,485,806 km (0.11 R)
• M6: 2,311,736 km (0.116 R)
• M7: 2,826,053 km (0.083 R)
• M8: 3,171,924 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.5

Radius: 12.4

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.68 AU - 0.9 AU

Year: 485 Days

Day: 6.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 7,871,570 km

• M1: 155,133 km (0.097 R)
• M2: 642,822 km (0.086 R)
• M3: 1,096,702 km (0.095 R)
• M4: 1,721,423 km (0.105 R)
• M5: 2,168,571 km (0.089 R)
• M6: 3,083,063 km (0.064 R)
• M7: 3,941,156 km (0.095 R)
• M8: 4,381,123 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782

Radius: 10

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.14 AU - 1.32 AU

Year: 942 Days

Day: 9.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 7,871,570 km

• M1: 124,316 km (0.112 R)
• M2: 559,795 km (0.081 R)
• M3: 877,990 km (0.098 R)
• M4: 1,581,399 km (0.094 R)
• M5: 2,031,539 km (0.072 R)
• M6: 2,673,763 km (0.048 R)
• M7: 3,029,506 km (0.069 R)
• M8: 3,489,670 km (0.107 R)
• M9: 4,377,383 km (0.112 R)
• M10: 4,710,687 km (0.11 R)
• M11: 5,023,197 km (0.097 R)
• M12: 5,939,634 km (0.116 R)
• M13: 6,415,505 km (0.119 R)
• M14: 6,870,133 km (0.11 R)
• M15: 7,793,301 km (0.085 R)
• M16: 8,660,221 km (0.094 R)
• M17: 9,648,464 km (0.074 R)
• M18: 9,974,139 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.6

Radius: 13.6

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.51 AU - 1.89 AU

Year: 1530 Days

Day: 11.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 7,871,570 km

• M1: 169,494 km (0.097 R)
• M2: 598,541 km (0.101 R)
• M3: 1,471,744 km (0.12 R)
• M4: 2,264,912 km (0.049 R)
• M5: 3,603,962 km (0.072 R)
• M6: 4,447,096 km (0.081 R)
• M7: 5,454,039 km (0.09 R)
• M8: 6,364,641 km (0.071 R)
• M9: 7,155,565 km (0.105 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 14,335 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit