🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.52 AU - 0.56 AU

Year: 260 Days

Day: 24.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.1

Radius: 14.4

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.66 AU - 0.9 AU

Year: 452 Days

Day: 10.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 38,489,308 km

• M1: 180,864 km (0.103 R)
• M2: 280,945 km (0.102 R)
• M3: 378,931 km (0.087 R)
• M4: 494,122 km (0.092 R)
• M5: 589,864 km (0.049 R)
• M6: 846,275 km (0.095 R)
• M7: 957,127 km (0.077 R)
• M8: 1,056,161 km (0.117 R)
• M9: 1,257,968 km (0.073 R)
• M10: 1,364,033 km (0.068 R)
• M11: 1,501,215 km (0.073 R)
• M12: 1,618,649 km (0.112 R)
• M13: 1,735,186 km (0.086 R)
• M14: 1,858,903 km (0.059 R)
• M15: 1,976,936 km (0.115 R)
• M16: 2,129,376 km (0.027 R)
• M17: 2,239,331 km (0.089 R)
• M18: 2,389,228 km (0.047 R)
• M19: 2,523,118 km (0.102 R)
• M20: 2,615,420 km (0.096 R)
• M21: 2,738,838 km (0.082 R)
• M22: 2,940,346 km (0.106 R)
• M23: 3,073,937 km (0.088 R)
• M24: 3,188,679 km (0.117 R)
• M25: 3,289,059 km (0.116 R)
• M26: 3,395,722 km (0.109 R)
• M27: 3,503,732 km (0.112 R)
• M28: 3,706,437 km (0.065 R)
• M29: 3,800,983 km (0.103 R)
• M30: 3,941,455 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33

Radius: 14.9

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.15 AU - 1.39 AU

Year: 939 Days

Day: 10.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,489,308 km

• M1: 193,580 km (0.111 R)
• M2: 298,298 km (0.097 R)
• M3: 435,479 km (0.118 R)
• M4: 564,732 km (0.065 R)
• M5: 659,427 km (0.069 R)
• M6: 755,320 km (0.076 R)
• M7: 862,881 km (0.062 R)
• M8: 1,066,184 km (0.06 R)
• M9: 1,251,536 km (0.118 R)
• M10: 1,361,191 km (0.064 R)
• M11: 1,530,237 km (0.111 R)
• M12: 1,640,640 km (0.104 R)
• M13: 1,801,458 km (0.039 R)
• M14: 1,894,208 km (0.116 R)
• M15: 2,009,399 km (0.053 R)
• M16: 2,139,848 km (0.042 R)
• M17: 2,286,304 km (0.119 R)
• M18: 2,499,032 km (0.107 R)
• M19: 2,718,343 km (0.08 R)
• M20: 2,906,238 km (0.032 R)
• M21: 3,054,789 km (0.073 R)
• M22: 3,166,688 km (0.114 R)
• M23: 3,415,020 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.4

Radius: 6.2

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.13 AU - 7.77 AU

Year: 10746 Days

Day: 23.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 38,489,308 km

• M1: 130,300 km (0.085 R)
• M2: 308,770 km (0.114 R)
• M3: 502,798 km (0.114 R)
• M4: 892,052 km (0.114 R)
• M5: 958,922 km (0.066 R)
• M6: 1,206,806 km (0.087 R)
• M7: 2,018,524 km (0.114 R)
• M8: 2,062,805 km (0.098 R)
• M9: 2,152,414 km (0.095 R)
• M10: 2,765,765 km (0.108 R)
• M11: 2,839,816 km (0.073 R)
• M12: 3,589,900 km (0.066 R)
• M13: 3,752,363 km (0.097 R)
• M14: 3,807,116 km (0.114 R)
• M15: 4,141,019 km (0.06 R)
• M16: 4,426,601 km (0.107 R)
• M17: 5,137,490 km (0.106 R)
• M18: 5,198,227 km (0.09 R)
• M19: 5,259,412 km (0.082 R)
• M20: 5,599,598 km (0.087 R)
• M21: 5,725,111 km (0.075 R)
• M22: 6,171,810 km (0.086 R)
• M23: 6,464,722 km (0.077 R)
• M24: 6,629,579 km (0.101 R)
• M25: 6,829,143 km (0.056 R)
• M26: 7,577,731 km (0.072 R)
• M27: 7,786,270 km (0.082 R)
• M28: 7,891,437 km (0.117 R)
• M29: 8,244,937 km (0.113 R)
• M30: 8,423,707 km (0.112 R)
• M31: 8,531,567 km (0.08 R)
• M32: 9,151,351 km (0.078 R)
• M33: 9,225,252 km (0.103 R)
• M34: 9,710,248 km (0.103 R)
• M35: 10,280,066 km (0.106 R)
• M36: 10,704,924 km (0.088 R)
• M37: 11,731,764 km (0.114 R)
• M38: 11,973,215 km (0.117 R)
• M39: 12,013,607 km (0.071 R)
• M40: 12,955,026 km (0.093 R)
• M41: 13,121,229 km (0.108 R)
• M42: 13,204,555 km (0.052 R)
• M43: 13,666,214 km (0.09 R)
• M44: 13,920,231 km (0.101 R)
• M45: 14,005,203 km (0.097 R)
• M46: 14,218,530 km (0.08 R)
• M47: 14,691,558 km (0.09 R)
• M48: 15,169,673 km (0.113 R)
• M49: 15,697,155 km (0.114 R)
• M50: 16,230,621 km (0.066 R)
• M51: 17,224,100 km (0.106 R)
• M52: 17,498,463 km (0.105 R)
• M53: 17,636,093 km (0.103 R)
• M54: 18,376,752 km (0.06 R)
• M55: 18,516,776 km (0.036 R)
• M56: 19,888,139 km (0.099 R)
• M57: 20,079,774 km (0.094 R)
• M58: 20,755,657 km (0.109 R)
• M59: 21,586,374 km (0.09 R)
• M60: 21,734,027 km (0.12 R)
• M61: 23,028,199 km (0.089 R)
• M62: 24,964,294 km (0.067 R)
• M63: 25,742,802 km (0.093 R)
• M64: 26,213,736 km (0.09 R)
• M65: 27,430,116 km (0.1 R)
• M66: 28,125,746 km (0.047 R)
• M67: 28,664,747 km (0.053 R)
• M68: 29,370,550 km (0.101 R)
• M69: 29,643,566 km (0.094 R)
• M70: 31,299,315 km (0.037 R)
• M71: 31,633,966 km (0.073 R)
• M72: 31,801,815 km (0.106 R)
• M73: 34,124,621 km (0.111 R)
• M74: 34,296,658 km (0.117 R)
• M75: 34,872,460 km (0.096 R)
• M76: 34,930,205 km (0.082 R)
• M77: 35,567,642 km (0.111 R)
• M78: 35,975,146 km (0.116 R)
• M79: 36,208,818 km (0.098 R)
• M80: 36,442,939 km (0.114 R)
• M81: 38,691,993 km (0.117 R)
• M82: 40,135,463 km (0.07 R)
• M83: 40,438,399 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.6

Radius: 6.2

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.24 AU - 7.9 AU

Year: 11047 Days

Day: 23.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 38,489,308 km

• M1: 94,995 km (0.06 R)
• M2: 140,772 km (0.109 R)
• M3: 276,756 km (0.114 R)
• M4: 699,071 km (0.101 R)
• M5: 979,118 km (0.113 R)
• M6: 1,516,922 km (0.113 R)
• M7: 2,264,164 km (0.065 R)
• M8: 2,331,034 km (0.105 R)
• M9: 2,628,285 km (0.081 R)
• M10: 2,913,269 km (0.064 R)
• M11: 3,800,085 km (0.052 R)
• M12: 3,853,192 km (0.114 R)
• M13: 4,936,431 km (0.118 R)
• M14: 4,994,325 km (0.05 R)
• M15: 5,257,916 km (0.103 R)
• M16: 5,406,467 km (0.084 R)
• M17: 5,829,380 km (0.105 R)
• M18: 6,388,876 km (0.067 R)
• M19: 6,547,300 km (0.061 R)
• M20: 7,725,982 km (0.083 R)
• M21: 7,962,795 km (0.077 R)
• M22: 9,110,660 km (0.115 R)
• M23: 9,685,565 km (0.086 R)
• M24: 10,757,433 km (0.112 R)
• M25: 11,135,617 km (0.115 R)
• M26: 11,944,193 km (0.041 R)
• M27: 12,217,808 km (0.079 R)
• M28: 13,011,275 km (0.106 R)
• M29: 14,314,871 km (0.07 R)
• M30: 14,689,015 km (0.118 R)
• M31: 14,814,528 km (0.095 R)
• M32: 15,916,316 km (0.116 R)
• M33: 16,912,937 km (0.029 R)
• M34: 17,484,999 km (0.038 R)
• M35: 18,738,779 km (0.059 R)
• M36: 18,784,107 km (0.052 R)
• M37: 19,284,961 km (0.115 R)
• M38: 21,332,058 km (0.117 R)
• M39: 23,300,616 km (0.119 R)
• M40: 23,887,788 km (0.108 R)
• M41: 25,226,390 km (0.099 R)
• M42: 26,538,363 km (0.108 R)
• M43: 26,895,453 km (0.118 R)
• M44: 26,997,778 km (0.077 R)
• M45: 27,048,941 km (0.111 R)
• M46: 28,131,431 km (0.057 R)
• M47: 28,547,612 km (0.115 R)
• M48: 28,965,738 km (0.106 R)
• M49: 30,711,994 km (0.12 R)
• M50: 32,983,339 km (0.104 R)
• M51: 33,697,369 km (0.118 R)
• M52: 34,360,836 km (0.086 R)
• M53: 35,588,585 km (0.119 R)
• M54: 36,264,319 km (0.087 R)
• M55: 37,742,645 km (0.12 R)
• M56: 38,259,057 km (0.118 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: 495 - 14,597 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit