🌌 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: 697.5

Radius: 10.9

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.7 AU - 0.96 AU

Year: 488 Days

Day: 10.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,792,657 km

• M1: 135,536 km (0.099 R)
• M2: 745,446 km (0.106 R)
• M3: 1,090,419 km (0.098 R)
• M4: 1,504,506 km (0.082 R)
• M5: 2,109,629 km (0.078 R)
• M6: 2,459,987 km (0.078 R)
• M7: 3,059,725 km (0.045 R)
• M8: 3,612,639 km (0.081 R)
• M9: 4,188,740 km (0.087 R)
• M10: 4,611,354 km (0.115 R)
• M11: 5,749,794 km (0.072 R)
• M12: 6,180,636 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.8

Radius: 14.2

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.85 AU - 1.41 AU

Year: 776 Days

Day: 14.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 35,792,657 km

• M1: 177,573 km (0.039 R)
• M2: 894,296 km (0.115 R)
• M3: 2,029,594 km (0.084 R)
• M4: 3,393,179 km (0.115 R)
• M5: 4,852,805 km (0.119 R)
• M6: 5,724,363 km (0.039 R)
• M7: 6,468,462 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.1

Radius: 13.5

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.29 AU - 4.47 AU

Year: 4935 Days

Day: 5.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,792,657 km

• M1: 167,849 km (0.104 R)
• M2: 600,336 km (0.077 R)
• M3: 1,044,642 km (0.055 R)
• M4: 1,548,039 km (0.082 R)
• M5: 2,018,674 km (0.097 R)
• M6: 3,348,000 km (0.093 R)
• M7: 3,822,375 km (0.096 R)
• M8: 4,495,416 km (0.1 R)
• M9: 5,626,526 km (0.036 R)
• M10: 6,217,736 km (0.09 R)
• M11: 8,176,571 km (0.058 R)
• M12: 9,705,611 km (0.112 R)
• M13: 12,771,619 km (0.03 R)
• M14: 15,484,726 km (0.068 R)
• M15: 18,796,075 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.9

Radius: 10.4

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4 AU - 4.46 AU

Year: 5617 Days

Day: 14.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,792,657 km

• M1: 129,552 km (0.096 R)
• M2: 563,236 km (0.092 R)
• M3: 1,008,140 km (0.106 R)
• M4: 1,422,676 km (0.037 R)
• M5: 2,327,294 km (0.076 R)
• M6: 2,734,051 km (0.096 R)
• M7: 3,064,961 km (0.118 R)
• M8: 5,499,068 km (0.035 R)
• M9: 6,595,920 km (0.108 R)
• M10: 7,305,911 km (0.057 R)
• M11: 7,794,199 km (0.066 R)
• M12: 8,836,148 km (0.089 R)
• M13: 9,566,185 km (0.034 R)
• M14: 11,000,231 km (0.076 R)
• M15: 12,839,836 km (0.086 R)
• M16: 15,295,485 km (0.099 R)
• M17: 16,284,327 km (0.109 R)
• M18: 16,988,484 km (0.1 R)
• M19: 23,694,807 km (0.086 R)
• M20: 24,682,302 km (0.073 R)
• M21: 27,629,081 km (0.097 R)
• M22: 30,035,213 km (0.075 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 13,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit