🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772

Radius: 10

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.52 AU - 0.64 AU

Year: 300 Days

Day: 12.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,716,676 km

• M1: 124,316 km (0.074 R)
• M2: 551,567 km (0.07 R)
• M3: 1,057,956 km (0.066 R)
• M4: 1,382,135 km (0.095 R)
• M5: 1,787,844 km (0.117 R)
• M6: 2,117,707 km (0.114 R)
• M7: 2,444,130 km (0.075 R)
• M8: 2,962,487 km (0.112 R)
• M9: 3,395,423 km (0.085 R)
• M10: 3,738,750 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.3

Radius: 12.3

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.67 AU - 0.71 AU

Year: 389 Days

Day: 9.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 57,716,676 km

• M1: 153,039 km (0.093 R)
• M2: 687,552 km (0.1 R)
• M3: 1,080,994 km (0.039 R)
• M4: 1,520,513 km (0.1 R)
• M5: 2,177,098 km (0.074 R)
• M6: 2,911,324 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.9

Radius: 9.5

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2 AU - 3.28 AU

Year: 2909 Days

Day: 7.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 156.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,716,676 km

• M1: 118,781 km (0.104 R)
• M2: 539,001 km (0.05 R)
• M3: 916,437 km (0.11 R)
• M4: 1,332,767 km (0.104 R)
• M5: 1,641,238 km (0.112 R)
• M6: 2,088,237 km (0.063 R)
• M7: 2,406,132 km (0.119 R)
• M8: 3,003,028 km (0.1 R)
• M9: 3,598,726 km (0.116 R)
• M10: 3,894,781 km (0.111 R)
• M11: 4,336,543 km (0.091 R)
• M12: 5,447,457 km (0.081 R)
• M13: 6,277,575 km (0.029 R)
• M14: 7,159,006 km (0.092 R)
• M15: 8,459,909 km (0.096 R)
• M16: 8,914,836 km (0.081 R)
• M17: 9,239,314 km (0.049 R)
• M18: 9,684,069 km (0.115 R)
• M19: 10,536,776 km (0.11 R)
• M20: 11,650,682 km (0.118 R)
• M21: 13,442,715 km (0.118 R)
• M22: 14,453,697 km (0.098 R)
• M23: 15,462,885 km (0.088 R)
• M24: 16,898,875 km (0.084 R)
• M25: 17,734,080 km (0.045 R)
• M26: 19,306,353 km (0.068 R)
• M27: 19,972,812 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.3

Radius: 14.3

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.47 AU - 5.59 AU

Year: 6539 Days

Day: 11.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,716,676 km

• M1: 178,021 km (0.063 R)
• M2: 1,028,635 km (0.031 R)
• M3: 1,558,211 km (0.049 R)
• M4: 2,583,705 km (0.091 R)
• M5: 3,216,653 km (0.12 R)
• M6: 4,116,485 km (0.072 R)
• M7: 4,691,389 km (0.105 R)
• M8: 5,150,505 km (0.092 R)
• M9: 6,383,640 km (0.077 R)
• M10: 7,297,833 km (0.088 R)
• M11: 8,105,961 km (0.061 R)
• M12: 8,932,190 km (0.056 R)
• M13: 9,471,340 km (0.12 R)
• M14: 10,209,307 km (0.057 R)
• M15: 13,932,349 km (0.039 R)
• M16: 15,176,854 km (0.11 R)
• M17: 18,947,767 km (0.083 R)
• M18: 20,545,772 km (0.08 R)
• M19: 21,414,486 km (0.115 R)
• M20: 22,007,044 km (0.077 R)
• M21: 22,686,816 km (0.086 R)
• M22: 23,458,442 km (0.091 R)
• M23: 24,009,112 km (0.042 R)
• M24: 25,054,352 km (0.072 R)
• M25: 28,372,732 km (0.114 R)
• M26: 30,276,066 km (0.115 R)
• M27: 30,835,113 km (0.072 R)
• M28: 31,306,197 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.9

Radius: 4.9

Gravity: 18.45 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.73 AU - 8.45 AU

Year: 14183 Days

Day: 16.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 57,716,676 km

• M1: 73,453 km (0.039 R)
• M2: 233,821 km (0.118 R)
• M3: 436,676 km (0.039 R)
• M4: 640,428 km (0.083 R)
• M5: 1,089,521 km (0.097 R)
• M6: 1,389,016 km (0.031 R)
• M7: 1,757,326 km (0.061 R)
• M8: 2,061,010 km (0.084 R)
• M9: 3,043,269 km (0.119 R)
• M10: 4,543,138 km (0.071 R)
• M11: 6,171,660 km (0.093 R)
• M12: 6,554,332 km (0.108 R)
• M13: 6,751,502 km (0.085 R)
• M14: 6,912,020 km (0.076 R)
• M15: 7,623,059 km (0.107 R)
• M16: 8,018,745 km (0.069 R)
• M17: 9,995,980 km (0.067 R)
• M18: 15,849,296 km (0.12 R)
• M19: 17,604,677 km (0.068 R)
• M20: 20,811,457 km (0.114 R)
• M21: 21,152,092 km (0.075 R)
• M22: 26,319,352 km (0.05 R)
• M23: 28,455,759 km (0.09 R)
• M24: 28,770,064 km (0.098 R)
• M25: 30,485,802 km (0.041 R)
• M26: 31,257,278 km (0.085 R)
• M27: 31,591,929 km (0.091 R)
• M28: 34,355,749 km (0.11 R)
• M29: 35,311,530 km (0.031 R)
• M30: 36,654,769 km (0.118 R)
• M31: 37,526,925 km (0.103 R)
• M32: 42,232,227 km (0.118 R)
• M33: 42,641,227 km (0.107 R)
• M34: 44,303,709 km (0.1 R)
• M35: 44,584,803 km (0.108 R)
• M36: 48,946,927 km (0.084 R)
• M37: 50,615,093 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.4

Radius: 3.4

Gravity: 28.32 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.43 AU - 11.09 AU

Year: 19112 Days

Day: 18 Hours

Environment

Temp: -231 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 57,716,676 km

• M1: 49,517 km (0.045 R)
• M2: 274,063 km (0.107 R)
• M3: 456,872 km (0.097 R)
• M4: 607,517 km (0.12 R)
• M5: 839,543 km (0.055 R)
• M6: 1,241,662 km (0.058 R)
• M7: 1,662,631 km (0.066 R)
• M8: 2,289,147 km (0.107 R)
• M9: 3,083,661 km (0.051 R)
• M10: 3,308,058 km (0.068 R)
• M11: 4,376,635 km (0.027 R)
• M12: 5,193,440 km (0.081 R)
• M13: 6,107,034 km (0.104 R)
• M14: 6,420,591 km (0.12 R)
• M15: 6,953,010 km (0.079 R)
• M16: 7,251,607 km (0.104 R)
• M17: 7,966,087 km (0.091 R)
• M18: 8,726,193 km (0.103 R)
• M19: 9,795,669 km (0.087 R)
• M20: 10,334,520 km (0.034 R)
• M21: 11,121,555 km (0.1 R)
• M22: 12,562,332 km (0.073 R)
• M23: 16,027,766 km (0.113 R)
• M24: 16,175,270 km (0.104 R)
• M25: 16,548,217 km (0.095 R)
• M26: 17,858,844 km (0.119 R)
• M27: 21,035,405 km (0.07 R)
• M28: 22,020,807 km (0.04 R)
• M29: 24,666,744 km (0.065 R)
• M30: 25,061,383 km (0.079 R)
• M31: 25,862,929 km (0.119 R)
• M32: 27,306,698 km (0.089 R)
• M33: 30,240,910 km (0.089 R)
• M34: 30,466,354 km (0.082 R)
• M35: 31,610,030 km (0.089 R)
• M36: 34,716,729 km (0.093 R)
• M37: 38,679,577 km (0.064 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 14,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit