🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.5

Radius: 12.8

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.79 AU - 0.83 AU

Year: 478 Days

Day: 5.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,963,481 km

• M1: 159,172 km (0.104 R)
• M2: 576,849 km (0.08 R)
• M3: 974,929 km (0.089 R)
• M4: 1,575,714 km (0.091 R)
• M5: 2,294,682 km (0.081 R)
• M6: 2,694,706 km (0.055 R)
• M7: 3,223,086 km (0.088 R)
• M8: 3,767,772 km (0.117 R)
• M9: 4,579,340 km (0.118 R)
• M10: 5,011,379 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.2

Radius: 12.7

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.18 AU - 1.62 AU

Year: 1087 Days

Day: 15 Hours

Environment

Temp: -183 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,963,481 km

• M1: 158,574 km (0.084 R)
• M2: 648,507 km (0.098 R)
• M3: 1,086,829 km (0.066 R)
• M4: 1,614,161 km (0.109 R)
• M5: 2,156,603 km (0.105 R)
• M6: 2,654,315 km (0.111 R)
• M7: 3,157,413 km (0.113 R)
• M8: 4,340,433 km (0.114 R)
• M9: 4,794,612 km (0.12 R)
• M10: 5,463,464 km (0.071 R)
• M11: 6,016,378 km (0.12 R)
• M12: 6,582,905 km (0.104 R)
• M13: 8,197,215 km (0.117 R)
• M14: 8,667,252 km (0.063 R)
• M15: 9,302,295 km (0.092 R)
• M16: 11,395,468 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.8

Radius: 11.4

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.52 AU - 3.38 AU

Year: 3324 Days

Day: 14.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,963,481 km

• M1: 143,913 km (0.057 R)
• M2: 507,885 km (0.065 R)
• M3: 869,762 km (0.089 R)
• M4: 1,636,750 km (0.112 R)
• M5: 2,194,002 km (0.109 R)
• M6: 2,811,842 km (0.042 R)
• M7: 3,362,212 km (0.099 R)
• M8: 4,417,326 km (0.074 R)
• M9: 5,045,487 km (0.094 R)
• M10: 5,430,403 km (0.09 R)
• M11: 6,733,999 km (0.042 R)
• M12: 7,474,658 km (0.088 R)
• M13: 8,737,413 km (0.031 R)
• M14: 9,838,902 km (0.096 R)
• M15: 10,289,192 km (0.091 R)
• M16: 10,753,394 km (0.047 R)
• M17: 11,640,510 km (0.115 R)
• M18: 12,402,112 km (0.096 R)
• M19: 13,377,790 km (0.032 R)
• M20: 14,789,844 km (0.114 R)
• M21: 15,281,871 km (0.12 R)
• M22: 18,410,860 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.6

Radius: 7.2

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.6 AU - 9.78 AU

Year: 16805 Days

Day: 16 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 78,963,481 km

• M1: 89,759 km (0.076 R)
• M2: 757,713 km (0.035 R)
• M3: 1,054,216 km (0.07 R)
• M4: 1,713,644 km (0.111 R)
• M5: 2,363,646 km (0.117 R)
• M6: 3,006,917 km (0.097 R)
• M7: 3,709,279 km (0.087 R)
• M8: 4,002,641 km (0.099 R)
• M9: 4,456,969 km (0.093 R)
• M10: 4,913,692 km (0.104 R)
• M11: 5,570,726 km (0.067 R)
• M12: 6,359,405 km (0.1 R)
• M13: 7,098,718 km (0.084 R)
• M14: 8,934,134 km (0.107 R)
• M15: 10,011,987 km (0.084 R)
• M16: 11,731,016 km (0.088 R)
• M17: 11,958,854 km (0.116 R)
• M18: 13,575,408 km (0.096 R)
• M19: 14,862,997 km (0.091 R)
• M20: 17,016,608 km (0.107 R)
• M21: 18,054,219 km (0.097 R)
• M22: 20,500,892 km (0.099 R)
• M23: 21,335,050 km (0.111 R)
• M24: 22,191,498 km (0.093 R)
• M25: 24,525,673 km (0.099 R)
• M26: 24,992,568 km (0.116 R)
• M27: 25,944,310 km (0.07 R)
• M28: 27,416,652 km (0.081 R)
• M29: 31,504,115 km (0.053 R)
• M30: 33,520,694 km (0.11 R)
• M31: 34,794,520 km (0.077 R)
• M32: 41,915,678 km (0.062 R)
• M33: 42,583,034 km (0.106 R)
• M34: 46,310,115 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.3

Radius: 4.9

Gravity: 41.62 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 8.33 AU - 9.53 AU

Year: 17506 Days

Day: 23 Hours

Environment

Temp: -220 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,963,481 km

• M1: 60,886 km (0.078 R)
• M2: 268,229 km (0.106 R)
• M3: 544,536 km (0.118 R)
• M4: 878,439 km (0.117 R)
• M5: 1,059,003 km (0.062 R)
• M6: 2,170,067 km (0.025 R)
• M7: 2,457,295 km (0.081 R)
• M8: 3,357,575 km (0.076 R)
• M9: 3,993,066 km (0.035 R)
• M10: 4,288,672 km (0.117 R)
• M11: 4,669,698 km (0.058 R)
• M12: 5,419,781 km (0.049 R)
• M13: 5,782,257 km (0.086 R)
• M14: 7,841,621 km (0.077 R)
• M15: 9,983,115 km (0.077 R)
• M16: 10,589,136 km (0.109 R)
• M17: 15,695,958 km (0.054 R)
• M18: 16,681,359 km (0.114 R)
• M19: 19,603,006 km (0.084 R)
• M20: 21,430,942 km (0.035 R)
• M21: 22,132,107 km (0.119 R)
• M22: 23,898,260 km (0.066 R)
• M23: 25,200,210 km (0.115 R)
• M24: 25,756,415 km (0.047 R)
• M25: 26,207,153 km (0.095 R)
• M26: 33,883,319 km (0.088 R)
• M27: 36,363,951 km (0.036 R)
• M28: 41,683,203 km (0.096 R)
• M29: 46,161,864 km (0.115 R)
• M30: 49,204,236 km (0.119 R)
• M31: 50,598,338 km (0.082 R)
• M32: 54,752,521 km (0.117 R)
• M33: 55,497,519 km (0.115 R)
• M34: 64,142,929 km (0.1 R)
• M35: 65,387,135 km (0.07 R)
• M36: 70,525,373 km (0.094 R)
• M37: 72,519,513 km (0.095 R)
• M38: 77,785,806 km (0.111 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 16,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit