🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.2

Radius: 11.2

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.98 AU - 1.62 AU

Year: 988 Days

Day: 10.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,941,692 km

• M1: 139,276 km (0.109 R)
• M2: 786,885 km (0.032 R)
• M3: 1,222,963 km (0.095 R)
• M4: 1,979,030 km (0.103 R)
• M5: 2,617,065 km (0.071 R)
• M6: 3,115,376 km (0.095 R)
• M7: 5,168,606 km (0.051 R)
• M8: 5,773,131 km (0.09 R)
• M9: 7,076,877 km (0.115 R)
• M10: 7,576,833 km (0.11 R)
• M11: 8,023,831 km (0.09 R)
• M12: 8,862,327 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.7

Radius: 8.6

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.21 AU - 1.95 AU

Year: 1324 Days

Day: 8.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,941,692 km

• M1: 107,262 km (0.104 R)
• M2: 407,654 km (0.072 R)
• M3: 720,314 km (0.111 R)
• M4: 1,087,128 km (0.114 R)
• M5: 1,426,864 km (0.092 R)
• M6: 2,490,356 km (0.117 R)
• M7: 2,883,499 km (0.065 R)
• M8: 3,235,503 km (0.093 R)
• M9: 3,675,171 km (0.064 R)
• M10: 4,400,421 km (0.051 R)
• M11: 5,623,384 km (0.089 R)
• M12: 6,807,750 km (0.108 R)
• M13: 8,049,263 km (0.074 R)
• M14: 9,435,437 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.6

Radius: 8.6

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.68 AU - 4.28 AU

Year: 4329 Days

Day: 13.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,941,692 km

• M1: 107,561 km (0.111 R)
• M2: 543,190 km (0.082 R)
• M3: 1,258,567 km (0.107 R)
• M4: 1,778,419 km (0.077 R)
• M5: 2,931,370 km (0.061 R)
• M6: 4,222,250 km (0.12 R)
• M7: 4,664,312 km (0.071 R)
• M8: 7,553,196 km (0.079 R)
• M9: 8,671,291 km (0.092 R)
• M10: 9,353,158 km (0.104 R)
• M11: 12,321,180 km (0.112 R)
• M12: 15,025,012 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.8

Radius: 10

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4 AU - 4.44 AU

Year: 5781 Days

Day: 14.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 45,941,692 km

• M1: 124,465 km (0.096 R)
• M2: 599,289 km (0.112 R)
• M3: 1,149,360 km (0.067 R)
• M4: 1,686,716 km (0.102 R)
• M5: 2,542,266 km (0.09 R)
• M6: 2,976,848 km (0.101 R)
• M7: 3,572,696 km (0.091 R)
• M8: 4,667,603 km (0.051 R)
• M9: 5,233,682 km (0.099 R)
• M10: 6,102,546 km (0.033 R)
• M11: 6,850,386 km (0.091 R)
• M12: 7,320,273 km (0.055 R)
• M13: 9,374,999 km (0.115 R)
• M14: 10,605,891 km (0.101 R)
• M15: 11,235,548 km (0.052 R)
• M16: 12,357,831 km (0.095 R)
• M17: 13,778,562 km (0.091 R)
• M18: 14,121,291 km (0.111 R)
• M19: 14,764,562 km (0.053 R)
• M20: 15,734,854 km (0.086 R)
• M21: 16,172,577 km (0.114 R)
• M22: 17,269,279 km (0.117 R)
• M23: 18,622,242 km (0.027 R)
• M24: 20,117,473 km (0.101 R)
• M25: 22,785,102 km (0.099 R)
• M26: 24,162,150 km (0.095 R)
• M27: 24,577,584 km (0.109 R)
• M28: 24,997,655 km (0.11 R)
• M29: 25,337,242 km (0.109 R)
• M30: 27,891,925 km (0.026 R)
• M31: 28,718,453 km (0.069 R)
• M32: 29,466,891 km (0.043 R)
• M33: 32,088,743 km (0.09 R)
• M34: 34,441,619 km (0.029 R)
• M35: 35,392,911 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.5

Radius: 5.2

Gravity: 22.24 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.34 AU - 9.46 AU

Year: 14807 Days

Day: 21.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 124.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,941,692 km

• M1: 64,776 km (0.09 R)
• M2: 277,953 km (0.114 R)
• M3: 600,635 km (0.093 R)
• M4: 1,788,143 km (0.104 R)
• M5: 1,980,077 km (0.105 R)
• M6: 2,426,477 km (0.084 R)
• M7: 4,933,887 km (0.109 R)
• M8: 6,248,853 km (0.114 R)
• M9: 10,192,552 km (0.101 R)
• M10: 10,807,997 km (0.105 R)
• M11: 11,153,868 km (0.114 R)
• M12: 12,050,856 km (0.075 R)
• M13: 13,584,833 km (0.093 R)
• M14: 19,378,160 km (0.108 R)
• M15: 23,909,480 km (0.089 R)
• M16: 25,093,248 km (0.097 R)
• M17: 29,210,031 km (0.11 R)
• M18: 31,955,003 km (0.081 R)
• M19: 33,755,114 km (0.102 R)
• M20: 36,774,298 km (0.102 R)
• M21: 39,423,826 km (0.081 R)
• M22: 50,491,825 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 264.9

Radius: 6.4

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.26 AU - 9.74 AU

Year: 15089 Days

Day: 23.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,941,692 km

• M1: 79,885 km (0.047 R)
• M2: 360,680 km (0.113 R)
• M3: 839,992 km (0.1 R)
• M4: 1,097,151 km (0.075 R)
• M5: 2,045,900 km (0.066 R)
• M6: 3,429,082 km (0.096 R)
• M7: 5,057,006 km (0.101 R)
• M8: 6,380,499 km (0.113 R)
• M9: 7,261,181 km (0.069 R)
• M10: 9,027,783 km (0.104 R)
• M11: 9,594,759 km (0.116 R)
• M12: 10,235,486 km (0.095 R)
• M13: 12,386,105 km (0.119 R)
• M14: 13,384,970 km (0.103 R)
• M15: 14,820,511 km (0.076 R)
• M16: 15,080,363 km (0.117 R)
• M17: 18,067,832 km (0.104 R)
• M18: 18,513,784 km (0.061 R)
• M19: 22,605,585 km (0.038 R)
• M20: 24,182,795 km (0.054 R)
• M21: 26,302,896 km (0.099 R)
• M22: 26,683,922 km (0.077 R)
• M23: 28,644,103 km (0.115 R)
• M24: 31,014,780 km (0.114 R)
• M25: 31,226,910 km (0.119 R)
• M26: 31,869,134 km (0.094 R)
• M27: 34,868,272 km (0.05 R)
• M28: 36,025,262 km (0.059 R)
• M29: 43,244,705 km (0.06 R)
• M30: 44,985,277 km (0.115 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 12,627 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit