🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.3

Radius: 11.2

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.87 AU - 1.25 AU

Year: 728 Days

Day: 6.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,313,216 km

• M1: 139,425 km (0.107 R)
• M2: 1,002,007 km (0.039 R)
• M3: 1,952,551 km (0.106 R)
• M4: 2,530,598 km (0.106 R)
• M5: 3,068,252 km (0.09 R)
• M6: 3,501,488 km (0.072 R)
• M7: 3,893,584 km (0.118 R)
• M8: 4,285,979 km (0.065 R)
• M9: 6,410,568 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677

Radius: 8.6

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.01 AU - 1.27 AU

Year: 812 Days

Day: 6.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,313,216 km

• M1: 106,962 km (0.116 R)
• M2: 380,727 km (0.065 R)
• M3: 1,036,863 km (0.116 R)
• M4: 1,823,598 km (0.08 R)
• M5: 2,638,009 km (0.091 R)
• M6: 3,024,869 km (0.089 R)
• M7: 3,913,032 km (0.115 R)
• M8: 4,303,781 km (0.117 R)
• M9: 5,292,773 km (0.049 R)
• M10: 6,320,510 km (0.082 R)
• M11: 6,771,398 km (0.12 R)
• M12: 7,931,380 km (0.054 R)
• M13: 8,662,016 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.8

Radius: 14.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.99 AU - 6.29 AU

Year: 8932 Days

Day: 13.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,313,216 km

• M1: 175,329 km (0.078 R)
• M2: 653,144 km (0.086 R)
• M3: 1,484,460 km (0.11 R)
• M4: 2,665,684 km (0.106 R)
• M5: 3,561,776 km (0.088 R)
• M6: 5,501,312 km (0.093 R)
• M7: 6,226,712 km (0.05 R)
• M8: 8,755,963 km (0.111 R)
• M9: 10,015,129 km (0.102 R)
• M10: 11,057,227 km (0.084 R)
• M11: 12,663,161 km (0.101 R)
• M12: 17,549,476 km (0.083 R)
• M13: 18,006,049 km (0.037 R)
• M14: 21,042,885 km (0.082 R)
• M15: 21,558,699 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.8

Radius: 9.9

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.31 AU - 6.97 AU

Year: 8932 Days

Day: 8.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 33,313,216 km

• M1: 124,615 km (0.067 R)
• M2: 1,106,875 km (0.066 R)
• M3: 1,743,114 km (0.054 R)
• M4: 2,570,241 km (0.115 R)
• M5: 2,898,309 km (0.066 R)
• M6: 3,342,316 km (0.104 R)
• M7: 3,734,711 km (0.071 R)
• M8: 4,288,073 km (0.065 R)
• M9: 5,847,332 km (0.116 R)
• M10: 6,213,248 km (0.092 R)
• M11: 7,872,887 km (0.116 R)
• M12: 8,486,538 km (0.096 R)
• M13: 9,000,257 km (0.109 R)
• M14: 9,443,964 km (0.073 R)
• M15: 9,763,355 km (0.108 R)
• M16: 10,327,489 km (0.086 R)
• M17: 12,366,209 km (0.103 R)
• M18: 13,308,975 km (0.032 R)
• M19: 13,768,988 km (0.05 R)
• M20: 14,965,322 km (0.079 R)
• M21: 15,274,990 km (0.027 R)
• M22: 16,688,540 km (0.082 R)
• M23: 19,552,442 km (0.11 R)
• M24: 20,984,542 km (0.116 R)
• M25: 21,529,527 km (0.03 R)
• M26: 23,386,336 km (0.099 R)
• M27: 25,788,130 km (0.065 R)
• M28: 28,539,085 km (0.084 R)
• M29: 30,478,023 km (0.119 R)
• M30: 31,378,602 km (0.081 R)
• M31: 37,158,466 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.5

Radius: 6.9

Gravity: 19.33 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.87 AU - 7.85 AU

Year: 10696 Days

Day: 23.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 33,313,216 km

• M1: 86,617 km (0.091 R)
• M2: 343,028 km (0.099 R)
• M3: 619,634 km (0.064 R)
• M4: 858,991 km (0.12 R)
• M5: 1,324,540 km (0.06 R)
• M6: 2,180,987 km (0.106 R)
• M7: 3,116,722 km (0.095 R)
• M8: 4,355,991 km (0.103 R)
• M9: 5,820,404 km (0.11 R)
• M10: 7,897,122 km (0.107 R)
• M11: 12,933,933 km (0.043 R)
• M12: 13,700,771 km (0.116 R)
• M13: 14,701,432 km (0.115 R)
• M14: 15,893,577 km (0.113 R)
• M15: 17,530,178 km (0.12 R)
• M16: 18,468,755 km (0.105 R)
• M17: 19,605,399 km (0.101 R)
• M18: 20,360,420 km (0.033 R)
• M19: 20,874,438 km (0.035 R)
• M20: 28,260,235 km (0.037 R)
• M21: 29,331,355 km (0.092 R)
• M22: 31,668,373 km (0.03 R)
• M23: 32,127,190 km (0.083 R)
• M24: 32,940,853 km (0.119 R)
• M25: 37,343,219 km (0.105 R)
• M26: 37,855,292 km (0.05 R)
• M27: 38,372,153 km (0.042 R)
• M28: 44,514,492 km (0.069 R)
• M29: 48,954,108 km (0.119 R)
• M30: 51,754,879 km (0.066 R)
• M31: 52,072,476 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.3

Radius: 6.6

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.77 AU - 7.89 AU

Year: 11903 Days

Day: 24.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,313,216 km

• M1: 82,728 km (0.076 R)
• M2: 340,036 km (0.058 R)
• M3: 1,150,707 km (0.118 R)
• M4: 2,457,295 km (0.096 R)
• M5: 2,817,377 km (0.096 R)
• M6: 3,171,176 km (0.064 R)
• M7: 3,780,189 km (0.113 R)
• M8: 3,991,720 km (0.044 R)
• M9: 5,314,764 km (0.119 R)
• M10: 7,152,873 km (0.066 R)
• M11: 7,368,144 km (0.068 R)
• M12: 7,774,302 km (0.079 R)
• M13: 10,302,207 km (0.107 R)
• M14: 12,076,737 km (0.1 R)
• M15: 13,548,182 km (0.042 R)
• M16: 16,528,620 km (0.034 R)
• M17: 17,417,381 km (0.027 R)
• M18: 18,877,905 km (0.109 R)
• M19: 23,430,168 km (0.053 R)
• M20: 24,550,656 km (0.104 R)
• M21: 28,573,642 km (0.059 R)
• M22: 32,916,019 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 18,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit