🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.9

Radius: 12.3

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.91 AU - 1.25 AU

Year: 736 Days

Day: 12 Hours

Environment

Temp: -157 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 70,837,779 km

• M1: 153,787 km (0.078 R)
• M2: 563,236 km (0.041 R)
• M3: 1,044,193 km (0.055 R)
• M4: 1,750,594 km (0.086 R)
• M5: 2,193,703 km (0.096 R)
• M6: 3,594,538 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.5

Radius: 13.3

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.05 AU - 1.65 AU

Year: 1029 Days

Day: 6.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,837,779 km

• M1: 165,904 km (0.091 R)
• M2: 680,521 km (0.089 R)
• M3: 1,178,981 km (0.034 R)
• M4: 1,595,461 km (0.085 R)
• M5: 2,546,904 km (0.04 R)
• M6: 3,224,283 km (0.049 R)
• M7: 4,033,907 km (0.095 R)
• M8: 4,941,517 km (0.078 R)
• M9: 5,372,808 km (0.097 R)
• M10: 5,942,775 km (0.079 R)
• M11: 6,471,753 km (0.111 R)
• M12: 6,925,933 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.7

Radius: 12.9

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.42 AU - 2.22 AU

Year: 1611 Days

Day: 11.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,837,779 km

• M1: 160,519 km (0.079 R)
• M2: 593,006 km (0.111 R)
• M3: 1,016,966 km (0.105 R)
• M4: 1,539,212 km (0.093 R)
• M5: 2,288,997 km (0.106 R)
• M6: 3,005,720 km (0.088 R)
• M7: 3,417,713 km (0.061 R)
• M8: 3,903,756 km (0.118 R)
• M9: 5,623,534 km (0.047 R)
• M10: 6,665,632 km (0.114 R)
• M11: 8,433,730 km (0.088 R)
• M12: 10,425,027 km (0.114 R)
• M13: 11,042,118 km (0.056 R)
• M14: 11,722,040 km (0.096 R)
• M15: 13,124,072 km (0.07 R)
• M16: 14,060,853 km (0.068 R)
• M17: 14,724,769 km (0.069 R)
• M18: 15,270,801 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.3

Radius: 7.5

Gravity: 16.33 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.54 AU - 9.94 AU

Year: 15517 Days

Day: 21.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 140.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,837,779 km

• M1: 93,648 km (0.093 R)
• M2: 367,113 km (0.085 R)
• M3: 942,915 km (0.088 R)
• M4: 1,266,346 km (0.091 R)
• M5: 1,629,719 km (0.109 R)
• M6: 1,872,816 km (0.065 R)
• M7: 2,368,284 km (0.12 R)
• M8: 3,735,160 km (0.066 R)
• M9: 8,570,163 km (0.063 R)
• M10: 11,109,736 km (0.025 R)
• M11: 13,896,445 km (0.078 R)
• M12: 14,329,232 km (0.099 R)
• M13: 16,309,459 km (0.088 R)
• M14: 16,629,449 km (0.082 R)
• M15: 18,725,614 km (0.119 R)
• M16: 22,141,981 km (0.09 R)
• M17: 22,633,260 km (0.099 R)
• M18: 23,232,549 km (0.092 R)
• M19: 28,068,899 km (0.103 R)
• M20: 29,463,600 km (0.093 R)
• M21: 36,997,797 km (0.118 R)
• M22: 38,531,475 km (0.096 R)
• M23: 39,673,206 km (0.108 R)
• M24: 41,576,240 km (0.072 R)
• M25: 46,358,136 km (0.093 R)
• M26: 52,878,808 km (0.103 R)
• M27: 54,287,870 km (0.072 R)
• M28: 57,919,808 km (0.116 R)
• M29: 58,478,256 km (0.088 R)
• M30: 60,174,995 km (0.107 R)
• M31: 63,075,549 km (0.086 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 11,768 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit