🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.6

Radius: 14.1

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.04 AU - 1.14 AU

Year: 735 Days

Day: 7.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 96,179,901 km

• M1: 175,329 km (0.103 R)
• M2: 645,814 km (0.096 R)
• M3: 1,087,427 km (0.088 R)
• M4: 1,616,405 km (0.069 R)
• M5: 2,184,578 km (0.098 R)
• M6: 2,630,230 km (0.089 R)
• M7: 3,187,482 km (0.055 R)
• M8: 3,732,317 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.7

Radius: 11.8

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.18 AU - 1.5 AU

Year: 1002 Days

Day: 14.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 96,179,901 km

• M1: 146,756 km (0.117 R)
• M2: 581,786 km (0.111 R)
• M3: 1,149,360 km (0.068 R)
• M4: 1,550,133 km (0.079 R)
• M5: 3,144,697 km (0.053 R)
• M6: 3,562,374 km (0.103 R)
• M7: 3,961,800 km (0.083 R)
• M8: 4,346,865 km (0.043 R)
• M9: 4,883,323 km (0.113 R)
• M10: 5,463,763 km (0.072 R)
• M11: 5,960,877 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.4

Radius: 12.1

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.35 AU - 1.73 AU

Year: 1234 Days

Day: 6.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 96,179,901 km

• M1: 150,495 km (0.119 R)
• M2: 560,543 km (0.104 R)
• M3: 1,156,092 km (0.057 R)
• M4: 1,796,670 km (0.101 R)
• M5: 2,892,475 km (0.093 R)
• M6: 4,870,757 km (0.094 R)
• M7: 6,143,237 km (0.027 R)
• M8: 7,601,816 km (0.09 R)
• M9: 8,018,895 km (0.094 R)
• M10: 8,899,129 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.4

Radius: 9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.03 AU - 3.35 AU

Year: 3679 Days

Day: 11.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 96,179,901 km

• M1: 113,096 km (0.106 R)
• M2: 957,726 km (0.117 R)
• M3: 2,639,355 km (0.049 R)
• M4: 3,678,312 km (0.078 R)
• M5: 8,106,110 km (0.106 R)
• M6: 10,294,877 km (0.063 R)
• M7: 12,112,042 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.1

Radius: 12.2

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.68 AU - 4.42 AU

Year: 5263 Days

Day: 11.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 96,179,901 km

• M1: 151,842 km (0.114 R)
• M2: 762,650 km (0.104 R)
• M3: 1,659,340 km (0.032 R)
• M4: 3,106,400 km (0.048 R)
• M5: 4,113,792 km (0.055 R)
• M6: 4,871,206 km (0.055 R)
• M7: 5,476,030 km (0.112 R)
• M8: 6,561,213 km (0.109 R)
• M9: 7,047,855 km (0.064 R)
• M10: 8,451,083 km (0.086 R)
• M11: 9,499,614 km (0.086 R)
• M12: 11,013,994 km (0.067 R)
• M13: 12,472,722 km (0.103 R)
• M14: 13,774,374 km (0.102 R)
• M15: 14,285,101 km (0.082 R)
• M16: 15,832,242 km (0.1 R)
• M17: 16,267,123 km (0.087 R)
• M18: 17,886,221 km (0.105 R)
• M19: 18,563,001 km (0.069 R)
• M20: 19,397,608 km (0.116 R)
• M21: 20,770,168 km (0.069 R)
• M22: 24,856,733 km (0.077 R)
• M23: 25,444,803 km (0.048 R)
• M24: 28,617,773 km (0.116 R)
• M25: 30,873,859 km (0.098 R)
• M26: 31,946,625 km (0.061 R)
• M27: 33,145,054 km (0.09 R)
• M28: 33,857,888 km (0.102 R)
• M29: 34,998,571 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.2

Radius: 3.6

Gravity: 59.66 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.55 AU - 12.47 AU

Year: 20449 Days

Day: 21.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 174.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 96,179,901 km

• M1: 45,478 km (0.084 R)
• M2: 482,902 km (0.108 R)
• M3: 604,675 km (0.11 R)
• M4: 1,392,906 km (0.092 R)
• M5: 1,506,600 km (0.076 R)
• M6: 1,626,428 km (0.092 R)
• M7: 1,846,935 km (0.095 R)
• M8: 2,677,951 km (0.067 R)
• M9: 3,065,859 km (0.057 R)
• M10: 3,490,118 km (0.086 R)
• M11: 3,731,868 km (0.087 R)
• M12: 4,959,768 km (0.109 R)
• M13: 5,304,292 km (0.04 R)
• M14: 6,345,194 km (0.109 R)
• M15: 7,614,382 km (0.108 R)
• M16: 10,579,561 km (0.111 R)
• M17: 12,076,288 km (0.096 R)
• M18: 17,489,337 km (0.053 R)
• M19: 21,209,388 km (0.098 R)
• M20: 24,649,391 km (0.045 R)
• M21: 26,100,640 km (0.094 R)
• M22: 26,214,633 km (0.091 R)
• M23: 27,255,086 km (0.092 R)
• M24: 28,806,267 km (0.063 R)
• M25: 34,628,915 km (0.118 R)
• M26: 36,021,372 km (0.089 R)
• M27: 36,446,380 km (0.113 R)
• M28: 36,588,647 km (0.111 R)
• M29: 39,514,782 km (0.077 R)
• M30: 40,118,110 km (0.04 R)
• M31: 40,422,093 km (0.114 R)
• M32: 42,593,057 km (0.109 R)
• M33: 48,015,082 km (0.092 R)
• M34: 50,979,663 km (0.059 R)
• M35: 52,961,685 km (0.029 R)
• M36: 59,018,155 km (0.119 R)
• M37: 59,411,298 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.9

Radius: 7.9

Gravity: 15.89 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 10.79 AU - 11.25 AU

Year: 23620 Days

Day: 19.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 96,179,901 km

• M1: 98,435 km (0.114 R)
• M2: 463,005 km (0.114 R)
• M3: 767,736 km (0.085 R)
• M4: 1,053,169 km (0.106 R)
• M5: 1,329,327 km (0.118 R)
• M6: 2,010,446 km (0.106 R)
• M7: 2,441,587 km (0.076 R)
• M8: 3,941,605 km (0.043 R)
• M9: 5,044,440 km (0.095 R)
• M10: 6,768,855 km (0.114 R)
• M11: 7,318,926 km (0.103 R)
• M12: 7,578,628 km (0.049 R)
• M13: 7,952,623 km (0.08 R)
• M14: 8,622,223 km (0.109 R)
• M15: 8,912,144 km (0.076 R)
• M16: 9,328,923 km (0.074 R)
• M17: 10,137,500 km (0.095 R)
• M18: 10,857,514 km (0.101 R)
• M19: 11,751,810 km (0.075 R)
• M20: 12,398,971 km (0.09 R)
• M21: 12,843,576 km (0.076 R)
• M22: 14,161,084 km (0.066 R)
• M23: 15,227,717 km (0.111 R)
• M24: 15,737,546 km (0.109 R)
• M25: 19,831,442 km (0.089 R)
• M26: 24,932,879 km (0.034 R)
• M27: 25,285,481 km (0.114 R)
• M28: 37,016,647 km (0.089 R)
• M29: 42,442,561 km (0.067 R)
• M30: 47,290,580 km (0.112 R)
• M31: 53,074,632 km (0.025 R)
• M32: 66,923,655 km (0.115 R)
• M33: 76,884,629 km (0.118 R)
• M34: 83,521,239 km (0.11 R)
• M35: 92,762,348 km (0.117 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 10,696 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit