🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.2

Radius: 10.1

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.75 AU - 1.09 AU

Year: 609 Days

Day: 7.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,499,573 km

• M1: 125,662 km (0.081 R)
• M2: 445,652 km (0.083 R)
• M3: 793,018 km (0.095 R)
• M4: 1,156,840 km (0.111 R)
• M5: 1,656,946 km (0.068 R)
• M6: 2,039,767 km (0.105 R)
• M7: 2,439,642 km (0.101 R)
• M8: 2,915,064 km (0.03 R)
• M9: 3,372,983 km (0.063 R)
• M10: 4,187,244 km (0.114 R)
• M11: 4,528,627 km (0.064 R)
• M12: 5,338,550 km (0.111 R)
• M13: 5,703,419 km (0.093 R)
• M14: 6,301,960 km (0.114 R)
• M15: 6,772,595 km (0.045 R)
• M16: 7,200,894 km (0.111 R)
• M17: 7,692,771 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.3

Radius: 11.3

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.59 AU - 2.35 AU

Year: 1909 Days

Day: 11.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,499,573 km

• M1: 141,520 km (0.051 R)
• M2: 530,175 km (0.088 R)
• M3: 1,191,098 km (0.096 R)
• M4: 1,801,906 km (0.09 R)
• M5: 2,168,720 km (0.12 R)
• M6: 2,532,393 km (0.094 R)
• M7: 3,026,365 km (0.105 R)
• M8: 3,584,066 km (0.052 R)
• M9: 4,323,528 km (0.081 R)
• M10: 4,781,298 km (0.109 R)
• M11: 5,140,183 km (0.105 R)
• M12: 6,813,435 km (0.104 R)
• M13: 7,352,137 km (0.078 R)
• M14: 7,745,879 km (0.03 R)
• M15: 8,272,912 km (0.106 R)
• M16: 9,695,737 km (0.108 R)
• M17: 10,169,962 km (0.107 R)
• M18: 11,165,237 km (0.077 R)
• M19: 12,068,808 km (0.034 R)
• M20: 13,102,081 km (0.112 R)
• M21: 14,107,229 km (0.082 R)
• M22: 14,497,230 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.1

Radius: 12.6

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.72 AU - 2.82 AU

Year: 2361 Days

Day: 7.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,499,573 km

• M1: 156,629 km (0.088 R)
• M2: 695,630 km (0.108 R)
• M3: 1,320,201 km (0.119 R)
• M4: 2,780,875 km (0.096 R)
• M5: 4,529,076 km (0.114 R)
• M6: 10,484,567 km (0.076 R)
• M7: 14,615,413 km (0.057 R)
• M8: 15,122,400 km (0.051 R)
• M9: 16,664,455 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.4

Radius: 11.1

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.03 AU - 2.81 AU

Year: 2599 Days

Day: 13.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,499,573 km

• M1: 150,795 km (0.1 R)
• M2: 597,045 km (0.097 R)
• M3: 946,655 km (0.054 R)
• M4: 1,643,781 km (0.11 R)
• M5: 2,381,748 km (0.065 R)
• M6: 3,453,467 km (0.077 R)
• M7: 4,913,392 km (0.036 R)
• M8: 5,292,623 km (0.099 R)
• M9: 5,924,824 km (0.096 R)
• M10: 6,272,938 km (0.111 R)
• M11: 8,093,993 km (0.112 R)
• M12: 9,143,721 km (0.119 R)
• M13: 9,830,525 km (0.101 R)
• M14: 11,024,765 km (0.088 R)
• M15: 12,661,515 km (0.11 R)
• M16: 16,833,500 km (0.039 R)
• M17: 18,032,079 km (0.106 R)
• M18: 18,996,536 km (0.067 R)
• M19: 19,816,332 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.9

Radius: 14.7

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.91 AU - 3.29 AU

Year: 3768 Days

Day: 9.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,499,573 km

• M1: 214,224 km (0.115 R)
• M2: 733,329 km (0.094 R)
• M3: 1,338,751 km (0.086 R)
• M4: 2,859,862 km (0.062 R)
• M5: 3,827,013 km (0.039 R)
• M6: 4,610,307 km (0.101 R)
• M7: 6,348,335 km (0.047 R)
• M8: 7,026,014 km (0.066 R)
• M9: 8,709,887 km (0.056 R)
• M10: 10,190,906 km (0.096 R)
• M11: 10,649,424 km (0.096 R)
• M12: 11,971,121 km (0.09 R)
• M13: 13,548,331 km (0.072 R)
• M14: 16,309,309 km (0.099 R)
• M15: 17,170,993 km (0.079 R)
• M16: 17,942,170 km (0.096 R)
• M17: 19,939,152 km (0.094 R)
• M18: 20,724,840 km (0.069 R)
• M19: 22,011,232 km (0.038 R)
• M20: 23,206,669 km (0.109 R)
• M21: 24,003,128 km (0.078 R)
• M22: 24,668,090 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.4

Radius: 7.7

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.84 AU - 6.9 AU

Year: 12429 Days

Day: 15.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,499,573 km

• M1: 95,892 km (0.057 R)
• M2: 336,446 km (0.031 R)
• M3: 1,028,336 km (0.072 R)
• M4: 1,452,446 km (0.107 R)
• M5: 2,120,849 km (0.087 R)
• M6: 2,791,047 km (0.062 R)
• M7: 3,265,722 km (0.112 R)
• M8: 6,631,075 km (0.107 R)
• M9: 6,968,269 km (0.107 R)
• M10: 7,596,281 km (0.097 R)
• M11: 10,241,171 km (0.054 R)
• M12: 11,580,820 km (0.118 R)
• M13: 12,348,706 km (0.1 R)
• M14: 13,149,952 km (0.08 R)
• M15: 13,743,257 km (0.089 R)
• M16: 14,169,162 km (0.044 R)
• M17: 14,603,744 km (0.073 R)
• M18: 16,567,665 km (0.099 R)
• M19: 17,400,327 km (0.062 R)
• M20: 18,775,430 km (0.117 R)
• M21: 19,833,985 km (0.084 R)
• M22: 24,379,217 km (0.12 R)
• M23: 24,734,512 km (0.112 R)
• M24: 26,097,947 km (0.037 R)
• M25: 26,563,346 km (0.11 R)
• M26: 29,573,554 km (0.103 R)
• M27: 30,283,396 km (0.053 R)
• M28: 32,160,849 km (0.06 R)
• M29: 34,336,601 km (0.09 R)
• M30: 34,783,151 km (0.1 R)
• M31: 38,376,791 km (0.119 R)
• M32: 41,955,770 km (0.1 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 15,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit