🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.4

Radius: 12.3

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.72 AU - 1.1 AU

Year: 561 Days

Day: 14.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 33,060,875 km

• M1: 153,936 km (0.109 R)
• M2: 675,883 km (0.081 R)
• M3: 1,189,004 km (0.027 R)
• M4: 1,662,780 km (0.056 R)
• M5: 2,077,615 km (0.087 R)
• M6: 2,676,755 km (0.08 R)
• M7: 4,006,231 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.4

Radius: 12.6

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.12 AU - 1.5 AU

Year: 968 Days

Day: 5.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,060,875 km

• M1: 156,928 km (0.068 R)
• M2: 579,692 km (0.03 R)
• M3: 993,031 km (0.082 R)
• M4: 1,664,576 km (0.05 R)
• M5: 2,105,141 km (0.087 R)
• M6: 2,745,121 km (0.104 R)
• M7: 3,555,941 km (0.092 R)
• M8: 4,099,131 km (0.092 R)
• M9: 4,520,548 km (0.113 R)
• M10: 5,652,256 km (0.039 R)
• M11: 6,824,804 km (0.105 R)
• M12: 7,346,602 km (0.066 R)
• M13: 8,417,124 km (0.087 R)
• M14: 9,883,333 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.7

Radius: 10.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.74 AU - 2.62 AU

Year: 2078 Days

Day: 8.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,060,875 km

• M1: 136,134 km (0.102 R)
• M2: 1,149,809 km (0.077 R)
• M3: 1,582,446 km (0.03 R)
• M4: 1,922,781 km (0.113 R)
• M5: 3,778,543 km (0.097 R)
• M6: 5,016,914 km (0.107 R)
• M7: 5,672,302 km (0.078 R)
• M8: 6,787,106 km (0.092 R)
• M9: 8,393,787 km (0.112 R)
• M10: 9,478,222 km (0.067 R)
• M11: 10,514,486 km (0.035 R)
• M12: 11,186,031 km (0.099 R)
• M13: 11,661,902 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.5

Radius: 12.6

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.33 AU - 3.63 AU

Year: 3322 Days

Day: 13.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,060,875 km

• M1: 157,676 km (0.096 R)
• M2: 619,485 km (0.096 R)
• M3: 2,104,393 km (0.047 R)
• M4: 2,727,468 km (0.096 R)
• M5: 3,147,390 km (0.047 R)
• M6: 4,872,552 km (0.069 R)
• M7: 5,577,457 km (0.111 R)
• M8: 5,997,977 km (0.086 R)
• M9: 10,458,537 km (0.112 R)
• M10: 11,320,220 km (0.083 R)
• M11: 12,416,025 km (0.042 R)
• M12: 15,518,834 km (0.071 R)
• M13: 16,697,067 km (0.105 R)
• M14: 17,693,987 km (0.116 R)
• M15: 24,600,771 km (0.103 R)
• M16: 25,891,053 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.2

Radius: 9.6

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.23 AU - 4.95 AU

Year: 5341 Days

Day: 8.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 33,060,875 km

• M1: 119,529 km (0.1 R)
• M2: 428,149 km (0.09 R)
• M3: 917,933 km (0.069 R)
• M4: 1,438,533 km (0.097 R)
• M5: 2,056,372 km (0.093 R)
• M6: 3,483,686 km (0.105 R)
• M7: 4,025,828 km (0.101 R)
• M8: 4,392,642 km (0.101 R)
• M9: 5,540,058 km (0.043 R)
• M10: 5,901,935 km (0.041 R)
• M11: 6,774,540 km (0.076 R)
• M12: 8,693,731 km (0.093 R)
• M13: 9,183,664 km (0.09 R)
• M14: 10,534,682 km (0.088 R)
• M15: 12,416,773 km (0.099 R)
• M16: 12,725,094 km (0.116 R)
• M17: 15,734,554 km (0.118 R)
• M18: 17,920,628 km (0.066 R)
• M19: 21,753,176 km (0.074 R)
• M20: 25,105,963 km (0.059 R)
• M21: 26,183,816 km (0.069 R)
• M22: 27,639,403 km (0.083 R)
• M23: 29,058,040 km (0.099 R)
• M24: 29,968,941 km (0.11 R)
• M25: 32,232,656 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.2

Radius: 10.1

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.42 AU - 4.84 AU

Year: 6433 Days

Day: 9.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,060,875 km

• M1: 127,757 km (0.11 R)
• M2: 443,857 km (0.05 R)
• M3: 1,116,299 km (0.112 R)
• M4: 1,525,599 km (0.105 R)
• M5: 1,848,581 km (0.104 R)
• M6: 2,412,116 km (0.107 R)
• M7: 2,762,474 km (0.096 R)
• M8: 3,882,962 km (0.096 R)
• M9: 5,575,363 km (0.1 R)
• M10: 7,638,168 km (0.041 R)
• M11: 9,508,590 km (0.057 R)
• M12: 9,942,873 km (0.101 R)
• M13: 11,229,863 km (0.082 R)
• M14: 12,937,972 km (0.073 R)
• M15: 13,525,891 km (0.118 R)
• M16: 15,044,759 km (0.084 R)
• M17: 15,815,337 km (0.111 R)
• M18: 16,240,943 km (0.075 R)
• M19: 17,435,033 km (0.084 R)
• M20: 21,074,301 km (0.07 R)
• M21: 21,963,511 km (0.116 R)
• M22: 23,032,238 km (0.102 R)
• M23: 24,376,375 km (0.113 R)
• M24: 25,855,598 km (0.104 R)
• M25: 26,277,016 km (0.117 R)
• M26: 27,393,913 km (0.082 R)
• M27: 30,558,207 km (0.075 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: 205 - 14,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit