🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.1

Radius: 9.8

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.95 AU - 1.19 AU

Year: 764 Days

Day: 12.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 67,437,693 km

• M1: 134,488 km (0.084 R)
• M2: 446,101 km (0.115 R)
• M3: 1,078,750 km (0.092 R)
• M4: 2,369,780 km (0.088 R)
• M5: 2,962,487 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.9

Radius: 8.3

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.57 AU - 2.03 AU

Year: 1667 Days

Day: 8.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,437,693 km

• M1: 103,522 km (0.068 R)
• M2: 395,836 km (0.115 R)
• M3: 668,702 km (0.1 R)
• M4: 1,073,664 km (0.052 R)
• M5: 1,443,769 km (0.091 R)
• M6: 2,043,806 km (0.094 R)
• M7: 2,669,275 km (0.111 R)
• M8: 2,978,045 km (0.082 R)
• M9: 4,085,069 km (0.11 R)
• M10: 4,423,160 km (0.038 R)
• M11: 5,155,591 km (0.118 R)
• M12: 5,424,120 km (0.11 R)
• M13: 5,723,615 km (0.06 R)
• M14: 6,262,765 km (0.103 R)
• M15: 6,713,354 km (0.074 R)
• M16: 7,416,464 km (0.033 R)
• M17: 8,029,965 km (0.116 R)
• M18: 9,603,435 km (0.05 R)
• M19: 10,528,399 km (0.078 R)
• M20: 11,303,166 km (0.103 R)
• M21: 11,971,420 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.3

Radius: 14.9

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.12 AU - 2.92 AU

Year: 2761 Days

Day: 8.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,437,693 km

• M1: 187,147 km (0.033 R)
• M2: 702,212 km (0.116 R)
• M3: 1,272,629 km (0.103 R)
• M4: 1,757,476 km (0.072 R)
• M5: 2,300,366 km (0.026 R)
• M6: 6,051,234 km (0.045 R)
• M7: 6,696,449 km (0.118 R)
• M8: 8,456,768 km (0.104 R)
• M9: 9,998,374 km (0.101 R)
• M10: 12,037,841 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759

Radius: 3.8

Gravity: 52.56 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.44 AU - 8.72 AU

Year: 15854 Days

Day: 17.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 106.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,437,693 km

• M1: 47,273 km (0.075 R)
• M2: 195,375 km (0.101 R)
• M3: 453,581 km (0.112 R)
• M4: 764,894 km (0.115 R)
• M5: 1,026,241 km (0.067 R)
• M6: 3,601,120 km (0.115 R)
• M7: 3,833,445 km (0.094 R)
• M8: 4,106,611 km (0.112 R)
• M9: 4,658,029 km (0.102 R)
• M10: 5,075,856 km (0.099 R)
• M11: 5,257,168 km (0.108 R)
• M12: 5,787,792 km (0.107 R)
• M13: 6,147,425 km (0.108 R)
• M14: 11,198,298 km (0.079 R)
• M15: 13,958,379 km (0.104 R)
• M16: 20,589,305 km (0.112 R)
• M17: 21,236,914 km (0.11 R)
• M18: 23,162,238 km (0.067 R)
• M19: 35,994,145 km (0.051 R)
• M20: 41,433,374 km (0.037 R)
• M21: 42,020,396 km (0.049 R)
• M22: 52,694,653 km (0.092 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: 192 - 19,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit