🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.2

Radius: 9.5

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.52 AU - 0.56 AU

Year: 279 Days

Day: 14.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 40,327,007 km

• M1: 120,277 km (0.085 R)
• M2: 418,575 km (0.105 R)
• M3: 777,610 km (0.116 R)
• M4: 1,144,573 km (0.043 R)
• M5: 2,392,668 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.2

Radius: 14.2

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.27 AU - 1.95 AU

Year: 1436 Days

Day: 14.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,327,007 km

• M1: 176,525 km (0.109 R)
• M2: 620,233 km (0.106 R)
• M3: 1,379,143 km (0.106 R)
• M4: 1,991,596 km (0.083 R)
• M5: 2,728,665 km (0.088 R)
• M6: 3,416,067 km (0.117 R)
• M7: 4,018,947 km (0.116 R)
• M8: 4,712,034 km (0.053 R)
• M9: 5,224,556 km (0.102 R)
• M10: 6,862,204 km (0.059 R)
• M11: 7,799,435 km (0.114 R)
• M12: 10,194,496 km (0.096 R)
• M13: 11,306,607 km (0.115 R)
• M14: 11,892,283 km (0.079 R)
• M15: 12,383,113 km (0.078 R)
• M16: 13,445,557 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.1

Radius: 12

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.15 AU - 3.55 AU

Year: 3382 Days

Day: 9.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,327,007 km

• M1: 150,047 km (0.119 R)
• M2: 752,477 km (0.059 R)
• M3: 1,246,898 km (0.032 R)
• M4: 1,686,566 km (0.069 R)
• M5: 2,984,478 km (0.074 R)
• M6: 3,404,100 km (0.083 R)
• M7: 3,999,050 km (0.091 R)
• M8: 4,384,564 km (0.086 R)
• M9: 5,921,682 km (0.083 R)
• M10: 6,955,703 km (0.119 R)
• M11: 8,011,116 km (0.061 R)
• M12: 10,138,846 km (0.104 R)
• M13: 11,016,387 km (0.093 R)
• M14: 12,027,070 km (0.106 R)
• M15: 12,835,647 km (0.086 R)
• M16: 14,561,258 km (0.1 R)
• M17: 14,943,481 km (0.118 R)
• M18: 17,219,613 km (0.102 R)
• M19: 17,918,235 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.5

Radius: 8.1

Gravity: 10.25 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.52 AU - 5.42 AU

Year: 7788 Days

Day: 7.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,327,007 km

• M1: 100,679 km (0.081 R)
• M2: 603,029 km (0.078 R)
• M3: 1,061,696 km (0.104 R)
• M4: 2,239,031 km (0.086 R)
• M5: 3,527,368 km (0.097 R)
• M6: 3,990,673 km (0.095 R)
• M7: 6,021,913 km (0.067 R)
• M8: 8,404,408 km (0.098 R)
• M9: 9,186,506 km (0.083 R)
• M10: 10,255,233 km (0.05 R)
• M11: 12,472,124 km (0.076 R)
• M12: 13,721,715 km (0.112 R)
• M13: 15,115,070 km (0.092 R)
• M14: 16,533,856 km (0.095 R)
• M15: 22,935,747 km (0.1 R)
• M16: 29,621,575 km (0.118 R)
• M17: 32,771,209 km (0.069 R)
• M18: 33,087,309 km (0.095 R)
• M19: 34,698,777 km (0.059 R)
• M20: 37,845,569 km (0.11 R)
• M21: 39,846,290 km (0.092 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 18,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit