🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.9

Radius: 10.5

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.56 AU - 0.68 AU

Year: 343 Days

Day: 8.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 66.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,596,553 km

• M1: 132,095 km (0.067 R)
• M2: 491,429 km (0.113 R)
• M3: 842,685 km (0.099 R)
• M4: 1,387,520 km (0.083 R)
• M5: 1,716,785 km (0.089 R)
• M6: 2,337,916 km (0.105 R)
• M7: 3,049,253 km (0.08 R)
• M8: 3,450,176 km (0.1 R)
• M9: 3,786,322 km (0.072 R)
• M10: 5,079,297 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.2

Radius: 9.1

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.9 AU - 1.1 AU

Year: 703 Days

Day: 9.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,596,553 km

• M1: 113,246 km (0.087 R)
• M2: 477,068 km (0.099 R)
• M3: 841,787 km (0.113 R)
• M4: 1,484,759 km (0.116 R)
• M5: 2,029,744 km (0.113 R)
• M6: 2,334,325 km (0.094 R)
• M7: 2,792,095 km (0.11 R)
• M8: 4,120,524 km (0.069 R)
• M9: 4,661,320 km (0.112 R)
• M10: 5,790,934 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.5

Radius: 9.4

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.44 AU - 1.98 AU

Year: 1572 Days

Day: 9.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,596,553 km

• M1: 116,986 km (0.087 R)
• M2: 460,313 km (0.098 R)
• M3: 1,104,481 km (0.118 R)
• M4: 1,466,658 km (0.046 R)
• M5: 1,768,845 km (0.118 R)
• M6: 2,436,201 km (0.062 R)
• M7: 2,879,460 km (0.06 R)
• M8: 3,714,515 km (0.1 R)
• M9: 4,401,319 km (0.11 R)
• M10: 4,997,018 km (0.098 R)
• M11: 5,809,933 km (0.044 R)
• M12: 6,501,374 km (0.042 R)
• M13: 7,469,571 km (0.047 R)
• M14: 7,988,377 km (0.095 R)
• M15: 9,130,407 km (0.102 R)
• M16: 10,202,874 km (0.088 R)
• M17: 10,878,308 km (0.111 R)
• M18: 12,596,590 km (0.078 R)
• M19: 14,444,722 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.9

Radius: 13.1

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.4 AU - 2.04 AU

Year: 1586 Days

Day: 5.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,596,553 km

• M1: 164,408 km (0.118 R)
• M2: 652,247 km (0.118 R)
• M3: 1,189,303 km (0.066 R)
• M4: 1,940,434 km (0.096 R)
• M5: 3,225,779 km (0.111 R)
• M6: 3,642,259 km (0.081 R)
• M7: 4,548,822 km (0.047 R)
• M8: 5,213,187 km (0.105 R)
• M9: 5,941,579 km (0.077 R)
• M10: 6,880,156 km (0.102 R)
• M11: 8,346,065 km (0.077 R)
• M12: 8,964,503 km (0.098 R)
• M13: 9,373,803 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.1

Radius: 14.1

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.9 AU - 3.11 AU

Year: 3653 Days

Day: 13.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,596,553 km

• M1: 175,329 km (0.029 R)
• M2: 619,485 km (0.093 R)
• M3: 1,182,870 km (0.118 R)
• M4: 2,077,765 km (0.106 R)
• M5: 2,516,386 km (0.075 R)
• M6: 3,255,549 km (0.11 R)
• M7: 3,728,577 km (0.087 R)
• M8: 4,693,035 km (0.101 R)
• M9: 5,623,234 km (0.11 R)
• M10: 7,988,825 km (0.055 R)
• M11: 8,634,639 km (0.111 R)
• M12: 9,392,951 km (0.079 R)
• M13: 10,031,136 km (0.107 R)
• M14: 12,214,217 km (0.084 R)
• M15: 12,975,371 km (0.106 R)
• M16: 17,800,351 km (0.061 R)
• M17: 20,844,519 km (0.062 R)
• M18: 21,932,245 km (0.073 R)
• M19: 23,706,924 km (0.119 R)
• M20: 24,442,946 km (0.044 R)
• M21: 24,967,286 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.3

Radius: 11.4

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.95 AU - 4.35 AU

Year: 5943 Days

Day: 12.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,596,553 km

• M1: 141,819 km (0.115 R)
• M2: 579,841 km (0.096 R)
• M3: 1,110,764 km (0.114 R)
• M4: 1,541,905 km (0.052 R)
• M5: 2,114,865 km (0.093 R)
• M6: 2,612,727 km (0.048 R)
• M7: 3,370,440 km (0.067 R)
• M8: 3,756,552 km (0.053 R)
• M9: 4,367,061 km (0.107 R)
• M10: 4,748,685 km (0.084 R)
• M11: 5,608,574 km (0.096 R)
• M12: 6,279,819 km (0.073 R)
• M13: 6,701,087 km (0.108 R)
• M14: 7,106,796 km (0.105 R)
• M15: 8,423,258 km (0.119 R)
• M16: 10,069,582 km (0.101 R)
• M17: 11,533,697 km (0.102 R)
• M18: 15,513,898 km (0.1 R)
• M19: 15,926,638 km (0.034 R)
• M20: 18,166,717 km (0.029 R)
• M21: 24,117,122 km (0.1 R)
• M22: 24,911,935 km (0.097 R)
• M23: 26,386,222 km (0.104 R)
• M24: 28,441,547 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.3

Radius: 14.9

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.57 AU - 5.91 AU

Year: 7254 Days

Day: 13.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 106.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,596,553 km

• M1: 194,627 km (0.111 R)
• M2: 1,197,980 km (0.092 R)
• M3: 1,959,732 km (0.099 R)
• M4: 2,805,409 km (0.056 R)
• M5: 3,662,904 km (0.103 R)
• M6: 4,776,211 km (0.117 R)
• M7: 5,444,166 km (0.108 R)
• M8: 6,036,424 km (0.106 R)
• M9: 7,005,818 km (0.116 R)
• M10: 8,076,789 km (0.1 R)
• M11: 10,744,269 km (0.106 R)
• M12: 12,896,832 km (0.096 R)
• M13: 13,418,480 km (0.111 R)
• M14: 14,627,979 km (0.116 R)
• M15: 16,374,983 km (0.085 R)
• M16: 18,257,223 km (0.088 R)
• M17: 23,718,144 km (0.064 R)
• M18: 25,034,904 km (0.114 R)
• M19: 28,981,446 km (0.07 R)
• M20: 29,777,606 km (0.05 R)
• M21: 30,486,101 km (0.035 R)
• M22: 31,937,051 km (0.069 R)
• M23: 35,313,026 km (0.087 R)
• M24: 36,451,017 km (0.047 R)
• M25: 41,373,535 km (0.083 R)
• M26: 42,383,171 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.5

Radius: 4

Gravity: 43.34 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.68 AU - 7.64 AU

Year: 12081 Days

Day: 15.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,596,553 km

• M1: 49,816 km (0.115 R)
• M2: 245,041 km (0.057 R)
• M3: 400,773 km (0.116 R)
• M4: 630,555 km (0.081 R)
• M5: 871,707 km (0.057 R)
• M6: 1,820,456 km (0.118 R)
• M7: 2,082,103 km (0.071 R)
• M8: 2,250,850 km (0.074 R)
• M9: 2,469,562 km (0.07 R)
• M10: 2,903,246 km (0.114 R)
• M11: 3,260,635 km (0.079 R)
• M12: 4,570,664 km (0.028 R)
• M13: 5,020,355 km (0.045 R)
• M14: 5,187,905 km (0.071 R)
• M15: 5,324,487 km (0.083 R)
• M16: 5,712,993 km (0.105 R)
• M17: 5,932,603 km (0.091 R)
• M18: 8,262,739 km (0.084 R)
• M19: 9,887,970 km (0.111 R)
• M20: 11,309,599 km (0.111 R)
• M21: 12,309,511 km (0.078 R)
• M22: 13,302,991 km (0.092 R)
• M23: 15,803,070 km (0.07 R)
• M24: 19,326,250 km (0.05 R)
• M25: 22,423,374 km (0.117 R)
• M26: 26,943,474 km (0.1 R)
• M27: 29,687,099 km (0.112 R)
• M28: 30,567,333 km (0.093 R)
• M29: 32,495,500 km (0.101 R)
• M30: 33,194,870 km (0.08 R)
• M31: 37,221,895 km (0.112 R)
• M32: 37,475,912 km (0.086 R)
• M33: 38,893,651 km (0.12 R)
• M34: 41,019,287 km (0.067 R)
• M35: 51,075,107 km (0.103 R)
• M36: 52,019,967 km (0.104 R)
• M37: 53,620,664 km (0.033 R)
• M38: 54,596,491 km (0.044 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: 470 - 19,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit