🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.8

Radius: 12.9

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.61 AU - 0.93 AU

Year: 458 Days

Day: 14.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,950,201 km

• M1: 163,211 km (0.084 R)
• M2: 677,230 km (0.116 R)
• M3: 1,209,200 km (0.116 R)
• M4: 1,756,877 km (0.114 R)
• M5: 2,354,521 km (0.092 R)
• M6: 3,096,676 km (0.059 R)
• M7: 4,112,595 km (0.077 R)
• M8: 4,541,193 km (0.11 R)
• M9: 4,999,860 km (0.086 R)
• M10: 5,728,850 km (0.109 R)
• M11: 6,358,358 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.7

Radius: 8.8

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.66 AU - 0.96 AU

Year: 494 Days

Day: 10.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,950,201 km

• M1: 121,922 km (0.09 R)
• M2: 558,748 km (0.082 R)
• M3: 841,338 km (0.085 R)
• M4: 1,159,383 km (0.105 R)
• M5: 1,681,031 km (0.12 R)
• M6: 2,124,888 km (0.061 R)
• M7: 2,446,972 km (0.106 R)
• M8: 3,008,413 km (0.078 R)
• M9: 3,284,272 km (0.102 R)
• M10: 3,678,612 km (0.109 R)
• M11: 4,090,604 km (0.098 R)
• M12: 4,401,469 km (0.115 R)
• M13: 4,697,672 km (0.083 R)
• M14: 6,108,829 km (0.106 R)

Asteroid Belt

Center: 1.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.3

Radius: 11.7

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.67 AU - 2.89 AU

Year: 3144 Days

Day: 9.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,950,201 km

• M1: 145,559 km (0.113 R)
• M2: 631,901 km (0.096 R)
• M3: 1,258,417 km (0.088 R)
• M4: 1,643,183 km (0.109 R)
• M5: 2,157,800 km (0.104 R)
• M6: 3,462,293 km (0.083 R)
• M7: 3,863,515 km (0.089 R)
• M8: 5,050,873 km (0.038 R)
• M9: 6,630,477 km (0.093 R)
• M10: 7,223,932 km (0.113 R)
• M11: 8,228,032 km (0.11 R)
• M12: 8,947,449 km (0.112 R)
• M13: 9,531,778 km (0.092 R)
• M14: 11,759,440 km (0.089 R)
• M15: 12,545,427 km (0.091 R)
• M16: 13,722,164 km (0.088 R)
• M17: 15,066,600 km (0.066 R)
• M18: 15,795,441 km (0.104 R)
• M19: 17,534,815 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.9

Radius: 13.9

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.27 AU - 4.03 AU

Year: 4730 Days

Day: 11.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,950,201 km

• M1: 173,085 km (0.119 R)
• M2: 635,492 km (0.085 R)
• M3: 1,130,810 km (0.072 R)
• M4: 1,934,300 km (0.112 R)
• M5: 2,400,148 km (0.088 R)
• M6: 2,848,942 km (0.098 R)
• M7: 3,586,011 km (0.09 R)
• M8: 4,201,755 km (0.097 R)
• M9: 4,860,734 km (0.074 R)
• M10: 6,164,479 km (0.109 R)
• M11: 8,365,962 km (0.058 R)
• M12: 9,040,798 km (0.054 R)
• M13: 9,794,472 km (0.068 R)
• M14: 11,003,372 km (0.049 R)
• M15: 12,562,182 km (0.093 R)
• M16: 15,402,896 km (0.059 R)
• M17: 16,663,108 km (0.109 R)
• M18: 18,847,686 km (0.075 R)
• M19: 20,856,786 km (0.109 R)
• M20: 23,857,420 km (0.063 R)
• M21: 26,288,983 km (0.1 R)
• M22: 31,830,089 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.3

Radius: 10.5

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.78 AU - 5.16 AU

Year: 6410 Days

Day: 14.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 68.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 34,950,201 km

• M1: 140,173 km (0.108 R)
• M2: 588,219 km (0.058 R)
• M3: 997,519 km (0.094 R)
• M4: 1,359,246 km (0.067 R)
• M5: 1,714,840 km (0.044 R)
• M6: 2,133,116 km (0.113 R)
• M7: 3,076,480 km (0.094 R)
• M8: 4,695,279 km (0.068 R)
• M9: 5,402,877 km (0.102 R)
• M10: 5,829,380 km (0.1 R)
• M11: 6,444,078 km (0.082 R)
• M12: 6,784,712 km (0.043 R)
• M13: 7,727,029 km (0.118 R)
• M14: 9,130,556 km (0.077 R)
• M15: 9,648,913 km (0.029 R)
• M16: 10,603,048 km (0.097 R)
• M17: 11,420,601 km (0.089 R)
• M18: 11,769,164 km (0.113 R)
• M19: 12,645,658 km (0.106 R)
• M20: 15,295,185 km (0.041 R)
• M21: 15,841,816 km (0.116 R)
• M22: 17,232,927 km (0.104 R)
• M23: 18,772,588 km (0.117 R)
• M24: 19,540,474 km (0.093 R)
• M25: 20,768,373 km (0.102 R)
• M26: 22,588,231 km (0.088 R)
• M27: 28,047,806 km (0.104 R)
• M28: 31,909,525 km (0.067 R)
• M29: 33,305,423 km (0.12 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: 174 - 17,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit