🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.8

Radius: 14.9

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.45 AU - 0.57 AU

Year: 247 Days

Day: 5.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 36,611,913 km

• M1: 185,352 km (0.056 R)
• M2: 786,286 km (0.078 R)
• M3: 1,397,095 km (0.052 R)
• M4: 2,120,849 km (0.04 R)
• M5: 2,594,925 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.1

Radius: 14.2

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.68 AU - 0.84 AU

Year: 449 Days

Day: 6.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,611,913 km

• M1: 176,525 km (0.117 R)
• M2: 953,537 km (0.116 R)
• M3: 1,405,173 km (0.12 R)
• M4: 2,088,685 km (0.11 R)
• M5: 2,578,469 km (0.026 R)
• M6: 3,565,067 km (0.112 R)
• M7: 4,563,633 km (0.105 R)
• M8: 5,251,035 km (0.093 R)
• M9: 5,758,620 km (0.098 R)
• M10: 6,486,713 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.2

Radius: 9.6

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.49 AU - 1.89 AU

Year: 1490 Days

Day: 13.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,611,913 km

• M1: 119,379 km (0.082 R)
• M2: 466,147 km (0.087 R)
• M3: 833,709 km (0.094 R)
• M4: 1,301,352 km (0.12 R)
• M5: 2,055,475 km (0.114 R)
• M6: 2,499,032 km (0.108 R)
• M7: 2,865,846 km (0.079 R)
• M8: 3,268,564 km (0.119 R)
• M9: 3,841,823 km (0.111 R)
• M10: 4,188,292 km (0.089 R)
• M11: 4,612,701 km (0.076 R)
• M12: 6,293,582 km (0.039 R)
• M13: 6,678,348 km (0.074 R)
• M14: 7,311,147 km (0.103 R)
• M15: 8,754,767 km (0.043 R)
• M16: 9,481,663 km (0.11 R)
• M17: 10,020,365 km (0.077 R)
• M18: 10,579,412 km (0.081 R)
• M19: 12,013,457 km (0.068 R)
• M20: 12,720,307 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.4

Radius: 14.8

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.8 AU - 6.26 AU

Year: 7651 Days

Day: 9.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,611,913 km

• M1: 184,155 km (0.047 R)
• M2: 831,764 km (0.037 R)
• M3: 1,301,053 km (0.103 R)
• M4: 2,480,632 km (0.073 R)
• M5: 3,040,128 km (0.086 R)
• M6: 3,990,224 km (0.037 R)
• M7: 4,469,685 km (0.093 R)
• M8: 5,306,087 km (0.086 R)
• M9: 6,277,875 km (0.115 R)
• M10: 7,254,898 km (0.089 R)
• M11: 9,163,169 km (0.07 R)
• M12: 9,644,126 km (0.116 R)
• M13: 10,327,190 km (0.1 R)
• M14: 10,800,368 km (0.038 R)
• M15: 13,002,897 km (0.115 R)
• M16: 14,008,494 km (0.1 R)
• M17: 14,766,656 km (0.077 R)
• M18: 15,613,679 km (0.119 R)
• M19: 17,206,448 km (0.082 R)
• M20: 18,281,159 km (0.04 R)
• M21: 19,687,080 km (0.074 R)
• M22: 20,638,821 km (0.091 R)
• M23: 24,924,052 km (0.045 R)
• M24: 35,316,168 km (0.039 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: 271 - 14,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit