🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717

Radius: 10.2

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.52 AU - 0.76 AU

Year: 347 Days

Day: 12.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 9,812,092 km

• M1: 126,859 km (0.069 R)
• M2: 455,077 km (0.102 R)
• M3: 845,677 km (0.1 R)
• M4: 1,342,940 km (0.061 R)
• M5: 1,989,502 km (0.079 R)
• M6: 2,433,957 km (0.11 R)
• M7: 2,802,567 km (0.11 R)
• M8: 3,285,319 km (0.049 R)
• M9: 3,701,351 km (0.107 R)
• M10: 4,696,326 km (0.087 R)
• M11: 5,074,809 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.9

Radius: 11.8

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.57 AU - 0.89 AU

Year: 423 Days

Day: 9.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 9,812,092 km

• M1: 146,905 km (0.029 R)
• M2: 603,029 km (0.082 R)
• M3: 974,331 km (0.106 R)
• M4: 1,480,720 km (0.111 R)
• M5: 2,177,397 km (0.049 R)
• M6: 2,550,045 km (0.108 R)
• M7: 3,543,375 km (0.092 R)
• M8: 4,592,355 km (0.072 R)
• M9: 5,321,196 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.1

Radius: 8.2

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.74 AU - 0.94 AU

Year: 522 Days

Day: 13.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 9,812,092 km

• M1: 102,026 km (0.059 R)
• M2: 395,088 km (0.05 R)
• M3: 984,354 km (0.1 R)
• M4: 1,264,551 km (0.094 R)
• M5: 1,552,228 km (0.05 R)
• M6: 2,925,386 km (0.09 R)
• M7: 3,268,713 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368

Radius: 8.3

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.72 AU - 2.2 AU

Year: 1861 Days

Day: 14.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 9,812,092 km

• M1: 104,120 km (0.082 R)
• M2: 493,224 km (0.065 R)
• M3: 772,972 km (0.057 R)
• M4: 1,036,564 km (0.107 R)
• M5: 1,329,476 km (0.116 R)
• M6: 2,851,784 km (0.074 R)
• M7: 3,253,454 km (0.107 R)
• M8: 3,909,441 km (0.079 R)
• M9: 4,260,099 km (0.081 R)
• M10: 4,650,699 km (0.081 R)
• M11: 4,924,164 km (0.08 R)
• M12: 5,187,905 km (0.102 R)
• M13: 6,104,940 km (0.117 R)
• M14: 7,126,244 km (0.103 R)
• M15: 8,257,354 km (0.07 R)
• M16: 8,718,115 km (0.056 R)
• M17: 11,214,904 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.8

Radius: 14.7

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.45 AU - 2.47 AU

Year: 2617 Days

Day: 14.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 9,812,092 km

• M1: 182,809 km (0.109 R)
• M2: 851,361 km (0.08 R)
• M3: 2,061,608 km (0.105 R)
• M4: 2,522,370 km (0.053 R)
• M5: 2,989,115 km (0.087 R)
• M6: 3,959,706 km (0.043 R)
• M7: 4,734,922 km (0.078 R)
• M8: 6,436,598 km (0.115 R)
• M9: 6,994,000 km (0.052 R)
• M10: 7,583,565 km (0.083 R)
• M11: 8,206,341 km (0.105 R)
• M12: 8,916,931 km (0.069 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: 246 - 14,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit