🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.3

Radius: 10.1

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.69 AU - 1.01 AU

Year: 514 Days

Day: 9.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,271,035 km

• M1: 125,662 km (0.041 R)
• M2: 491,279 km (0.114 R)
• M3: 930,050 km (0.094 R)
• M4: 1,300,005 km (0.075 R)
• M5: 1,662,930 km (0.114 R)
• M6: 2,279,124 km (0.065 R)
• M7: 2,632,474 km (0.116 R)
• M8: 3,451,073 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.9

Radius: 13.3

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.21 AU - 1.21 AU

Year: 873 Days

Day: 7.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,271,035 km

• M1: 165,455 km (0.096 R)
• M2: 633,098 km (0.049 R)
• M3: 1,118,992 km (0.089 R)
• M4: 2,422,289 km (0.075 R)
• M5: 2,888,735 km (0.043 R)
• M6: 4,062,480 km (0.112 R)
• M7: 4,774,566 km (0.085 R)
• M8: 5,784,650 km (0.096 R)
• M9: 6,331,131 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.6

Radius: 14.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.27 AU - 4.71 AU

Year: 6241 Days

Day: 10 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,271,035 km

• M1: 182,809 km (0.049 R)
• M2: 680,970 km (0.083 R)
• M3: 1,380,190 km (0.074 R)
• M4: 2,018,973 km (0.072 R)
• M5: 2,886,641 km (0.095 R)
• M6: 3,359,669 km (0.106 R)
• M7: 4,035,403 km (0.097 R)
• M8: 5,076,753 km (0.114 R)
• M9: 5,913,305 km (0.041 R)
• M10: 6,561,363 km (0.093 R)
• M11: 7,191,469 km (0.112 R)
• M12: 9,020,752 km (0.056 R)
• M13: 9,641,732 km (0.11 R)
• M14: 10,711,507 km (0.054 R)
• M15: 12,415,875 km (0.039 R)
• M16: 13,581,691 km (0.052 R)
• M17: 14,819,315 km (0.111 R)
• M18: 15,411,273 km (0.099 R)
• M19: 16,074,890 km (0.041 R)
• M20: 16,989,232 km (0.117 R)
• M21: 18,487,155 km (0.1 R)
• M22: 20,464,989 km (0.097 R)
• M23: 21,267,282 km (0.06 R)
• M24: 23,292,837 km (0.062 R)
• M25: 25,982,757 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.6

Radius: 7.3

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.59 AU - 7.59 AU

Year: 11098 Days

Day: 23.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,271,035 km

• M1: 100,081 km (0.117 R)
• M2: 328,367 km (0.117 R)
• M3: 595,549 km (0.072 R)
• M4: 1,031,178 km (0.1 R)
• M5: 1,548,039 km (0.114 R)
• M6: 2,772,348 km (0.091 R)
• M7: 3,470,671 km (0.093 R)
• M8: 4,357,636 km (0.111 R)
• M9: 5,447,756 km (0.087 R)
• M10: 5,975,837 km (0.104 R)
• M11: 9,183,963 km (0.092 R)
• M12: 11,398,460 km (0.062 R)
• M13: 12,682,159 km (0.085 R)
• M14: 13,608,470 km (0.109 R)
• M15: 16,721,452 km (0.06 R)
• M16: 18,648,871 km (0.112 R)
• M17: 20,942,206 km (0.095 R)
• M18: 23,739,686 km (0.111 R)
• M19: 24,393,578 km (0.067 R)
• M20: 26,952,749 km (0.111 R)
• M21: 27,396,008 km (0.119 R)
• M22: 27,934,261 km (0.085 R)
• M23: 31,704,875 km (0.112 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 11,509 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit