🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.8

Radius: 8.2

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.58 AU - 0.82 AU

Year: 404 Days

Day: 6.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,152,911 km

• M1: 102,026 km (0.107 R)
• M2: 391,647 km (0.1 R)
• M3: 693,087 km (0.098 R)
• M4: 1,041,351 km (0.109 R)
• M5: 1,450,800 km (0.102 R)
• M6: 1,935,048 km (0.098 R)
• M7: 2,251,897 km (0.078 R)
• M8: 2,558,572 km (0.072 R)
• M9: 3,041,026 km (0.061 R)
• M10: 3,560,579 km (0.076 R)
• M11: 3,835,839 km (0.119 R)
• M12: 4,113,044 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.9

Radius: 8.6

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.77 AU - 0.79 AU

Year: 476 Days

Day: 10.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,152,911 km

• M1: 106,962 km (0.094 R)
• M2: 419,024 km (0.103 R)
• M3: 722,408 km (0.097 R)
• M4: 1,127,220 km (0.058 R)
• M5: 1,593,666 km (0.117 R)
• M6: 1,964,370 km (0.079 R)
• M7: 2,410,919 km (0.097 R)
• M8: 2,828,297 km (0.101 R)
• M9: 3,110,289 km (0.113 R)
• M10: 3,731,569 km (0.099 R)
• M11: 4,044,977 km (0.104 R)
• M12: 4,504,841 km (0.062 R)
• M13: 4,937,478 km (0.095 R)
• M14: 5,251,633 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673

Radius: 11.4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.41 AU - 1.91 AU

Year: 1476 Days

Day: 6.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,152,911 km

• M1: 216,019 km (0.11 R)
• M2: 1,382,135 km (0.029 R)
• M3: 3,086,952 km (0.055 R)
• M4: 4,227,785 km (0.111 R)
• M5: 5,139,285 km (0.112 R)
• M6: 5,968,207 km (0.039 R)
• M7: 7,270,457 km (0.075 R)
• M8: 7,780,735 km (0.057 R)
• M9: 8,517,804 km (0.072 R)
• M10: 9,238,716 km (0.083 R)
• M11: 10,496,684 km (0.052 R)
• M12: 12,086,162 km (0.118 R)
• M13: 13,270,977 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.1

Radius: 8.8

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.86 AU - 2.2 AU

Year: 1996 Days

Day: 14.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,152,911 km

• M1: 109,506 km (0.099 R)
• M2: 399,875 km (0.09 R)
• M3: 879,336 km (0.102 R)
• M4: 1,186,012 km (0.105 R)
• M5: 1,497,774 km (0.095 R)
• M6: 2,069,986 km (0.075 R)
• M7: 2,581,311 km (0.114 R)
• M8: 4,487,487 km (0.067 R)
• M9: 5,841,498 km (0.115 R)
• M10: 6,368,082 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.7

Radius: 11.6

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.37 AU - 3.73 AU

Year: 4617 Days

Day: 13.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 150.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,152,911 km

• M1: 146,456 km (0.095 R)
• M2: 663,167 km (0.069 R)
• M3: 1,374,356 km (0.085 R)
• M4: 1,749,098 km (0.059 R)
• M5: 2,645,190 km (0.088 R)
• M6: 3,121,808 km (0.12 R)
• M7: 4,111,847 km (0.114 R)
• M8: 4,729,686 km (0.115 R)
• M9: 5,219,769 km (0.12 R)
• M10: 5,602,291 km (0.114 R)
• M11: 7,324,461 km (0.057 R)
• M12: 7,700,550 km (0.08 R)
• M13: 8,307,170 km (0.087 R)
• M14: 8,678,771 km (0.104 R)
• M15: 9,415,391 km (0.06 R)
• M16: 10,404,981 km (0.047 R)
• M17: 11,371,832 km (0.118 R)
• M18: 12,982,552 km (0.073 R)
• M19: 13,483,854 km (0.083 R)
• M20: 14,579,060 km (0.109 R)
• M21: 15,959,101 km (0.079 R)
• M22: 18,408,018 km (0.057 R)
• M23: 20,688,488 km (0.11 R)
• M24: 21,235,119 km (0.089 R)
• M25: 21,791,323 km (0.047 R)
• M26: 22,643,882 km (0.107 R)
• M27: 25,103,121 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425

Radius: 8.5

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.17 AU - 6.05 AU

Year: 7973 Days

Day: 11.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,152,911 km

• M1: 105,766 km (0.108 R)
• M2: 425,606 km (0.076 R)
• M3: 826,678 km (0.107 R)
• M4: 1,621,342 km (0.102 R)
• M5: 2,013,737 km (0.072 R)
• M6: 2,433,957 km (0.104 R)
• M7: 3,407,092 km (0.086 R)
• M8: 4,030,316 km (0.059 R)
• M9: 4,408,200 km (0.067 R)
• M10: 4,948,847 km (0.041 R)
• M11: 6,129,623 km (0.099 R)
• M12: 6,768,556 km (0.063 R)
• M13: 8,458,413 km (0.111 R)
• M14: 9,164,515 km (0.098 R)
• M15: 9,553,918 km (0.108 R)
• M16: 10,044,899 km (0.104 R)
• M17: 12,178,463 km (0.09 R)
• M18: 13,187,052 km (0.1 R)
• M19: 14,539,267 km (0.086 R)
• M20: 15,857,823 km (0.073 R)
• M21: 17,319,843 km (0.109 R)
• M22: 18,800,264 km (0.098 R)
• M23: 22,397,644 km (0.09 R)
• M24: 23,184,379 km (0.045 R)
• M25: 25,147,552 km (0.096 R)
• M26: 35,152,956 km (0.081 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 17,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit