🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892

Radius: 11.9

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.01 AU - 1.45 AU

Year: 925 Days

Day: 14.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,743,820 km

• M1: 148,251 km (0.091 R)
• M2: 581,637 km (0.092 R)
• M3: 1,360,144 km (0.112 R)
• M4: 2,197,593 km (0.078 R)
• M5: 2,701,289 km (0.12 R)
• M6: 3,424,445 km (0.099 R)
• M7: 3,801,132 km (0.078 R)
• M8: 4,894,094 km (0.071 R)
• M9: 5,656,445 km (0.048 R)
• M10: 6,771,248 km (0.058 R)
• M11: 8,290,415 km (0.116 R)
• M12: 9,287,485 km (0.063 R)
• M13: 9,696,336 km (0.111 R)
• M14: 10,425,027 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.9

Radius: 10

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.68 AU - 1.98 AU

Year: 1679 Days

Day: 14.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,743,820 km

• M1: 124,316 km (0.117 R)
• M2: 439,818 km (0.079 R)
• M3: 817,852 km (0.101 R)
• M4: 1,297,762 km (0.043 R)
• M5: 1,623,436 km (0.099 R)
• M6: 3,340,670 km (0.078 R)
• M7: 5,128,963 km (0.063 R)
• M8: 5,886,527 km (0.101 R)
• M9: 6,330,234 km (0.114 R)
• M10: 6,743,274 km (0.086 R)
• M11: 7,424,542 km (0.098 R)
• M12: 7,825,913 km (0.116 R)
• M13: 9,779,811 km (0.052 R)
• M14: 10,297,569 km (0.076 R)
• M15: 10,869,931 km (0.096 R)
• M16: 11,201,141 km (0.073 R)
• M17: 12,918,375 km (0.105 R)
• M18: 13,797,112 km (0.08 R)
• M19: 14,939,591 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.5

Radius: 9.5

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.75 AU - 5.67 AU

Year: 6933 Days

Day: 10.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,743,820 km

• M1: 118,332 km (0.117 R)
• M2: 580,739 km (0.114 R)
• M3: 1,545,346 km (0.119 R)
• M4: 2,099,307 km (0.107 R)
• M5: 3,087,550 km (0.113 R)
• M6: 3,508,968 km (0.078 R)
• M7: 5,497,423 km (0.114 R)
• M8: 6,051,234 km (0.096 R)
• M9: 6,606,092 km (0.061 R)
• M10: 7,423,944 km (0.117 R)
• M11: 7,737,651 km (0.113 R)
• M12: 8,060,034 km (0.03 R)
• M13: 9,081,788 km (0.098 R)
• M14: 14,161,982 km (0.086 R)
• M15: 16,032,254 km (0.075 R)
• M16: 20,408,740 km (0.116 R)
• M17: 21,182,161 km (0.041 R)
• M18: 24,818,736 km (0.076 R)
• M19: 25,344,871 km (0.12 R)
• M20: 29,335,843 km (0.071 R)
• M21: 32,773,902 km (0.076 R)
• M22: 33,301,234 km (0.119 R)
• M23: 33,834,102 km (0.114 R)
• M24: 39,006,897 km (0.09 R)
• M25: 40,077,270 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.1

Radius: 9.4

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5 AU - 5.92 AU

Year: 8653 Days

Day: 11.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,743,820 km

• M1: 117,285 km (0.083 R)
• M2: 548,276 km (0.064 R)
• M3: 850,314 km (0.063 R)
• M4: 1,279,660 km (0.114 R)
• M5: 1,675,646 km (0.104 R)
• M6: 2,900,404 km (0.079 R)
• M7: 3,311,947 km (0.111 R)
• M8: 3,688,485 km (0.064 R)
• M9: 5,022,749 km (0.118 R)
• M10: 5,553,522 km (0.097 R)
• M11: 6,988,165 km (0.071 R)
• M12: 8,226,237 km (0.084 R)
• M13: 8,830,912 km (0.076 R)
• M14: 9,698,729 km (0.106 R)
• M15: 10,032,332 km (0.05 R)
• M16: 13,042,092 km (0.061 R)
• M17: 15,098,464 km (0.116 R)
• M18: 15,939,055 km (0.111 R)
• M19: 16,404,304 km (0.102 R)
• M20: 17,997,372 km (0.104 R)
• M21: 20,459,603 km (0.115 R)
• M22: 21,088,662 km (0.104 R)
• M23: 21,488,388 km (0.116 R)
• M24: 24,781,635 km (0.097 R)
• M25: 25,950,294 km (0.102 R)
• M26: 28,203,687 km (0.043 R)
• M27: 28,591,444 km (0.106 R)
• M28: 30,788,588 km (0.113 R)
• M29: 33,095,986 km (0.041 R)
• M30: 33,636,034 km (0.051 R)
• M31: 36,424,688 km (0.103 R)
• M32: 37,934,130 km (0.109 R)
• M33: 39,243,561 km (0.07 R)
• M34: 40,829,597 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.3

Radius: 5.9

Gravity: 14.54 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.22 AU - 11.3 AU

Year: 19112 Days

Day: 23 Hours

Environment

Temp: -240 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,743,820 km

• M1: 73,752 km (0.08 R)
• M2: 298,448 km (0.052 R)
• M3: 614,847 km (0.105 R)
• M4: 1,053,767 km (0.107 R)
• M5: 1,258,716 km (0.067 R)
• M6: 1,767,648 km (0.09 R)
• M7: 2,021,366 km (0.059 R)
• M8: 2,237,685 km (0.083 R)
• M9: 2,907,435 km (0.08 R)
• M10: 3,132,430 km (0.098 R)
• M11: 3,342,016 km (0.066 R)
• M12: 3,561,177 km (0.103 R)
• M13: 4,502,298 km (0.074 R)
• M14: 8,258,102 km (0.047 R)
• M15: 8,813,708 km (0.116 R)
• M16: 11,594,583 km (0.117 R)
• M17: 14,764,113 km (0.111 R)
• M18: 17,880,386 km (0.1 R)
• M19: 19,153,913 km (0.113 R)
• M20: 30,156,238 km (0.093 R)
• M21: 31,833,828 km (0.111 R)
• M22: 41,307,114 km (0.116 R)
• M23: 48,352,874 km (0.118 R)
• M24: 52,668,922 km (0.116 R)
• M25: 56,515,981 km (0.068 R)
• M26: 63,982,710 km (0.076 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: 456 - 10,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit