🌌 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: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.4

Radius: 10.3

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.51 AU - 0.75 AU

Year: 339 Days

Day: 9.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 71,582,439 km

• M1: 128,056 km (0.105 R)
• M2: 790,774 km (0.074 R)
• M3: 1,190,350 km (0.093 R)
• M4: 1,740,422 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.5

Radius: 10.9

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3 AU - 4.24 AU

Year: 4671 Days

Day: 11.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 53.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,582,439 km

• M1: 136,134 km (0.115 R)
• M2: 782,098 km (0.103 R)
• M3: 1,157,888 km (0.039 R)
• M4: 1,701,676 km (0.119 R)
• M5: 3,682,800 km (0.116 R)
• M6: 4,025,230 km (0.083 R)
• M7: 6,015,480 km (0.062 R)
• M8: 6,904,839 km (0.032 R)
• M9: 12,484,690 km (0.08 R)
• M10: 14,664,930 km (0.09 R)
• M11: 17,647,762 km (0.054 R)
• M12: 18,863,843 km (0.099 R)
• M13: 20,258,693 km (0.105 R)
• M14: 20,949,686 km (0.118 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.6

Radius: 6.3

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.63 AU - 6.83 AU

Year: 10547 Days

Day: 19.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 135.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,582,439 km

• M1: 78,389 km (0.114 R)
• M2: 421,866 km (0.068 R)
• M3: 665,411 km (0.027 R)
• M4: 1,393,803 km (0.072 R)
• M5: 1,668,764 km (0.108 R)
• M6: 2,296,926 km (0.059 R)
• M7: 2,647,434 km (0.096 R)
• M8: 3,736,356 km (0.095 R)
• M9: 4,032,261 km (0.064 R)
• M10: 4,933,738 km (0.11 R)
• M11: 5,234,280 km (0.087 R)
• M12: 6,723,975 km (0.068 R)
• M13: 7,162,447 km (0.025 R)
• M14: 7,441,596 km (0.115 R)
• M15: 9,068,324 km (0.119 R)
• M16: 9,353,906 km (0.107 R)
• M17: 12,449,086 km (0.058 R)
• M18: 12,751,124 km (0.075 R)
• M19: 14,117,252 km (0.11 R)
• M20: 14,667,772 km (0.117 R)
• M21: 14,891,870 km (0.116 R)
• M22: 16,165,995 km (0.028 R)
• M23: 17,261,051 km (0.099 R)
• M24: 17,636,841 km (0.098 R)
• M25: 18,534,877 km (0.102 R)
• M26: 20,771,814 km (0.093 R)
• M27: 21,125,763 km (0.069 R)
• M28: 23,106,887 km (0.118 R)
• M29: 27,604,397 km (0.112 R)
• M30: 29,877,687 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.6

Radius: 4.7

Gravity: 22.48 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.79 AU - 7.81 AU

Year: 14775 Days

Day: 21.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 71,582,439 km

• M1: 58,642 km (0.093 R)
• M2: 250,576 km (0.111 R)
• M3: 525,238 km (0.077 R)
• M4: 773,421 km (0.114 R)
• M5: 940,821 km (0.109 R)
• M6: 1,309,879 km (0.072 R)
• M7: 1,476,531 km (0.099 R)
• M8: 1,641,687 km (0.108 R)
• M9: 2,369,780 km (0.065 R)
• M10: 2,640,253 km (0.113 R)
• M11: 2,839,368 km (0.112 R)
• M12: 3,904,355 km (0.085 R)
• M13: 4,075,644 km (0.07 R)
• M14: 4,222,250 km (0.082 R)
• M15: 5,109,515 km (0.113 R)
• M16: 5,314,614 km (0.052 R)
• M17: 6,076,516 km (0.065 R)
• M18: 6,463,825 km (0.112 R)
• M19: 7,460,446 km (0.102 R)
• M20: 8,086,962 km (0.097 R)
• M21: 10,777,779 km (0.086 R)
• M22: 13,551,323 km (0.066 R)
• M23: 15,382,700 km (0.03 R)
• M24: 15,739,042 km (0.114 R)
• M25: 18,230,595 km (0.097 R)
• M26: 18,469,353 km (0.086 R)
• M27: 18,710,206 km (0.074 R)
• M28: 19,445,180 km (0.068 R)
• M29: 20,030,108 km (0.093 R)
• M30: 20,799,340 km (0.118 R)
• M31: 21,499,308 km (0.111 R)
• M32: 22,214,985 km (0.089 R)
• M33: 24,073,289 km (0.107 R)
• M34: 30,825,240 km (0.082 R)
• M35: 35,550,887 km (0.039 R)
• M36: 38,344,926 km (0.038 R)
• M37: 48,659,999 km (0.074 R)
• M38: 50,202,801 km (0.065 R)
• M39: 54,530,668 km (0.044 R)
• M40: 54,860,681 km (0.119 R)
• M41: 55,192,190 km (0.082 R)
• M42: 55,859,097 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.6

Radius: 7.4

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.41 AU - 10.87 AU

Year: 20301 Days

Day: 24.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 71,582,439 km

• M1: 92,152 km (0.09 R)
• M2: 802,593 km (0.085 R)
• M3: 2,326,546 km (0.049 R)
• M4: 2,852,532 km (0.073 R)
• M5: 4,599,087 km (0.118 R)
• M6: 5,201,668 km (0.107 R)
• M7: 5,815,767 km (0.095 R)
• M8: 6,915,311 km (0.071 R)
• M9: 7,899,815 km (0.096 R)
• M10: 8,815,503 km (0.1 R)
• M11: 9,743,609 km (0.119 R)
• M12: 10,496,086 km (0.039 R)
• M13: 13,192,737 km (0.108 R)
• M14: 15,456,901 km (0.074 R)
• M15: 16,080,724 km (0.066 R)
• M16: 20,832,700 km (0.059 R)
• M17: 21,883,775 km (0.116 R)
• M18: 23,988,019 km (0.068 R)
• M19: 27,222,923 km (0.1 R)
• M20: 27,788,852 km (0.083 R)
• M21: 29,533,911 km (0.105 R)
• M22: 34,410,951 km (0.088 R)
• M23: 35,608,033 km (0.108 R)
• M24: 40,527,709 km (0.056 R)
• M25: 45,722,794 km (0.116 R)
• M26: 48,644,889 km (0.11 R)
• M27: 52,556,724 km (0.098 R)
• M28: 53,257,889 km (0.048 R)
• M29: 54,857,988 km (0.06 R)
• M30: 57,041,219 km (0.078 R)
• M31: 57,595,779 km (0.045 R)
• M32: 62,751,071 km (0.037 R)
• M33: 63,936,933 km (0.112 R)
• M34: 65,743,776 km (0.118 R)
• M35: 68,621,740 km (0.091 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 15,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit