🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.6

Radius: 14.7

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.71 AU - 1.03 AU

Year: 550 Days

Day: 9.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,364,936 km

• M1: 182,809 km (0.11 R)
• M2: 713,881 km (0.047 R)
• M3: 1,351,318 km (0.078 R)
• M4: 1,894,956 km (0.074 R)
• M5: 2,472,703 km (0.081 R)
• M6: 3,608,600 km (0.065 R)
• M7: 4,119,477 km (0.096 R)
• M8: 4,758,409 km (0.03 R)
• M9: 5,289,033 km (0.096 R)
• M10: 5,804,098 km (0.097 R)
• M11: 6,690,017 km (0.107 R)
• M12: 7,293,943 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.4

Radius: 9.7

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.46 AU - 2.28 AU

Year: 1734 Days

Day: 7.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,364,936 km

• M1: 121,174 km (0.045 R)
• M2: 524,191 km (0.052 R)
• M3: 1,205,460 km (0.104 R)
• M4: 1,510,789 km (0.074 R)
• M5: 2,245,614 km (0.085 R)
• M6: 2,575,028 km (0.045 R)
• M7: 2,952,015 km (0.115 R)
• M8: 3,266,918 km (0.082 R)
• M9: 3,983,791 km (0.084 R)
• M10: 5,217,375 km (0.118 R)
• M11: 5,824,593 km (0.12 R)
• M12: 6,246,609 km (0.073 R)
• M13: 6,796,082 km (0.115 R)
• M14: 7,872,139 km (0.102 R)
• M15: 8,639,576 km (0.117 R)
• M16: 9,322,042 km (0.077 R)
• M17: 11,470,866 km (0.112 R)
• M18: 12,095,437 km (0.085 R)
• M19: 12,537,947 km (0.082 R)
• M20: 13,540,851 km (0.085 R)
• M21: 13,974,236 km (0.11 R)
• M22: 14,461,626 km (0.097 R)
• M23: 15,517,189 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.5

Radius: 10.5

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.9 AU - 2.22 AU

Year: 2005 Days

Day: 13.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,364,936 km

• M1: 132,993 km (0.074 R)
• M2: 737,218 km (0.059 R)
• M3: 1,112,709 km (0.112 R)
• M4: 1,719,478 km (0.059 R)
• M5: 2,234,095 km (0.079 R)
• M6: 3,157,413 km (0.093 R)
• M7: 3,971,075 km (0.098 R)
• M8: 4,377,383 km (0.104 R)
• M9: 5,622,486 km (0.108 R)
• M10: 6,417,749 km (0.096 R)
• M11: 7,201,641 km (0.074 R)
• M12: 8,511,371 km (0.071 R)
• M13: 9,123,525 km (0.099 R)
• M14: 10,363,841 km (0.087 R)
• M15: 11,674,319 km (0.106 R)
• M16: 12,511,917 km (0.102 R)
• M17: 13,092,207 km (0.095 R)
• M18: 15,312,240 km (0.114 R)
• M19: 15,976,305 km (0.115 R)
• M20: 16,462,348 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.8

Radius: 8.6

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.99 AU - 4.19 AU

Year: 4614 Days

Day: 6.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,364,936 km

• M1: 106,962 km (0.09 R)
• M2: 546,631 km (0.077 R)
• M3: 1,514,529 km (0.048 R)
• M4: 2,048,144 km (0.093 R)
• M5: 2,430,367 km (0.09 R)
• M6: 3,100,865 km (0.104 R)
• M7: 3,371,936 km (0.116 R)
• M8: 3,711,074 km (0.082 R)
• M9: 4,340,433 km (0.105 R)
• M10: 5,506,548 km (0.096 R)
• M11: 5,810,381 km (0.069 R)
• M12: 6,224,618 km (0.058 R)
• M13: 8,231,324 km (0.112 R)
• M14: 8,536,354 km (0.108 R)
• M15: 8,880,578 km (0.086 R)
• M16: 9,530,282 km (0.046 R)
• M17: 10,815,178 km (0.056 R)
• M18: 12,251,318 km (0.084 R)
• M19: 13,346,075 km (0.098 R)
• M20: 14,681,984 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.9

Radius: 10.1

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.13 AU - 4.75 AU

Year: 5304 Days

Day: 7 Hours

Environment

Temp: -209 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,364,936 km

• M1: 125,961 km (0.066 R)
• M2: 687,851 km (0.088 R)
• M3: 1,083,238 km (0.09 R)
• M4: 1,595,760 km (0.068 R)
• M5: 2,220,780 km (0.041 R)
• M6: 2,842,509 km (0.062 R)
• M7: 5,311,173 km (0.108 R)
• M8: 6,763,021 km (0.05 R)
• M9: 7,147,637 km (0.116 R)
• M10: 8,759,853 km (0.092 R)
• M11: 10,056,866 km (0.097 R)
• M12: 10,558,917 km (0.085 R)
• M13: 12,401,364 km (0.096 R)
• M14: 13,175,533 km (0.119 R)
• M15: 14,136,101 km (0.08 R)
• M16: 16,083,417 km (0.036 R)
• M17: 17,003,892 km (0.087 R)
• M18: 18,142,033 km (0.044 R)
• M19: 22,209,898 km (0.093 R)
• M20: 24,083,312 km (0.119 R)
• M21: 24,982,545 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.9

Radius: 7.4

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 8.55 AU - 12.99 AU

Year: 23973 Days

Day: 18.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 84,364,936 km

• M1: 92,003 km (0.093 R)
• M2: 323,281 km (0.063 R)
• M3: 828,772 km (0.101 R)
• M4: 1,228,199 km (0.034 R)
• M5: 2,042,909 km (0.08 R)
• M6: 2,277,628 km (0.093 R)
• M7: 2,905,639 km (0.079 R)
• M8: 3,767,473 km (0.051 R)
• M9: 4,716,222 km (0.091 R)
• M10: 5,566,836 km (0.118 R)
• M11: 6,606,990 km (0.09 R)
• M12: 7,076,727 km (0.1 R)
• M13: 7,978,054 km (0.098 R)
• M14: 8,897,483 km (0.095 R)
• M15: 13,659,034 km (0.118 R)
• M16: 16,534,753 km (0.082 R)
• M17: 20,371,640 km (0.082 R)
• M18: 22,600,498 km (0.043 R)
• M19: 23,449,765 km (0.057 R)
• M20: 25,780,201 km (0.083 R)
• M21: 35,078,906 km (0.057 R)
• M22: 36,649,384 km (0.107 R)
• M23: 41,641,914 km (0.12 R)
• M24: 44,382,397 km (0.073 R)
• M25: 47,240,764 km (0.106 R)
• M26: 51,846,134 km (0.077 R)
• M27: 57,717,701 km (0.096 R)
• M28: 65,928,530 km (0.051 R)
• M29: 72,802,851 km (0.09 R)
• M30: 79,166,445 km (0.053 R)
• M31: 80,139,729 km (0.112 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 16,843 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit