🌌 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: 422.8

Radius: 11.5

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.48 AU - 0.76 AU

Year: 331 Days

Day: 7.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,212,326 km

• M1: 143,016 km (0.075 R)
• M2: 533,616 km (0.106 R)
• M3: 919,877 km (0.107 R)
• M4: 1,322,445 km (0.093 R)
• M5: 1,698,534 km (0.118 R)
• M6: 2,162,587 km (0.088 R)
• M7: 2,674,960 km (0.107 R)
• M8: 3,196,308 km (0.062 R)
• M9: 3,628,496 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.9

Radius: 13.4

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.24 AU - 2.72 AU

Year: 2649 Days

Day: 11.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,212,326 km

• M1: 167,550 km (0.098 R)
• M2: 624,721 km (0.109 R)
• M3: 1,169,407 km (0.108 R)
• M4: 1,748,650 km (0.112 R)
• M5: 2,780,576 km (0.082 R)
• M6: 3,301,027 km (0.087 R)
• M7: 5,334,062 km (0.12 R)
• M8: 6,019,519 km (0.105 R)
• M9: 7,481,240 km (0.104 R)
• M10: 8,249,575 km (0.04 R)
• M11: 9,233,779 km (0.063 R)
• M12: 12,175,172 km (0.114 R)
• M13: 14,098,702 km (0.113 R)
• M14: 14,858,509 km (0.065 R)
• M15: 15,882,058 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.9

Radius: 10.2

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.25 AU - 4.21 AU

Year: 4886 Days

Day: 6.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,212,326 km

• M1: 127,009 km (0.107 R)
• M2: 673,639 km (0.071 R)
• M3: 1,050,925 km (0.091 R)
• M4: 2,108,582 km (0.112 R)
• M5: 2,883,649 km (0.111 R)
• M6: 4,372,746 km (0.033 R)
• M7: 6,017,126 km (0.099 R)
• M8: 7,990,770 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.7

Radius: 12.4

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.64 AU - 4.32 AU

Year: 5385 Days

Day: 5 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,212,326 km

• M1: 154,684 km (0.113 R)
• M2: 924,515 km (0.082 R)
• M3: 1,421,778 km (0.059 R)
• M4: 2,023,461 km (0.094 R)
• M5: 2,442,634 km (0.076 R)
• M6: 2,957,999 km (0.094 R)
• M7: 3,743,088 km (0.095 R)
• M8: 4,482,700 km (0.103 R)
• M9: 5,939,933 km (0.117 R)
• M10: 7,474,209 km (0.066 R)
• M11: 8,450,634 km (0.054 R)
• M12: 9,810,329 km (0.074 R)
• M13: 11,027,308 km (0.068 R)
• M14: 11,843,663 km (0.088 R)
• M15: 14,877,209 km (0.053 R)
• M16: 15,576,280 km (0.079 R)
• M17: 17,548,129 km (0.081 R)
• M18: 20,240,442 km (0.057 R)
• M19: 21,537,456 km (0.095 R)
• M20: 22,432,350 km (0.086 R)
• M21: 23,352,078 km (0.1 R)
• M22: 23,979,043 km (0.099 R)
• M23: 26,010,731 km (0.069 R)
• M24: 26,599,698 km (0.094 R)
• M25: 31,162,284 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.5

Radius: 9.9

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.5 AU - 4.98 AU

Year: 6999 Days

Day: 6.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,212,326 km

• M1: 123,119 km (0.077 R)
• M2: 444,006 km (0.091 R)
• M3: 787,932 km (0.092 R)
• M4: 1,359,396 km (0.076 R)
• M5: 3,053,442 km (0.105 R)
• M6: 3,532,006 km (0.108 R)
• M7: 4,416,428 km (0.086 R)
• M8: 5,083,784 km (0.1 R)
• M9: 5,670,657 km (0.081 R)
• M10: 6,427,473 km (0.1 R)
• M11: 7,633,830 km (0.045 R)
• M12: 8,067,813 km (0.038 R)
• M13: 8,479,955 km (0.045 R)
• M14: 11,440,796 km (0.095 R)
• M15: 12,399,420 km (0.105 R)
• M16: 12,898,328 km (0.057 R)
• M17: 14,640,545 km (0.035 R)
• M18: 15,885,947 km (0.118 R)
• M19: 16,654,282 km (0.102 R)
• M20: 17,884,276 km (0.068 R)
• M21: 18,715,741 km (0.08 R)
• M22: 20,249,568 km (0.076 R)
• M23: 20,663,056 km (0.098 R)
• M24: 23,641,550 km (0.089 R)
• M25: 25,035,353 km (0.06 R)
• M26: 25,352,351 km (0.099 R)
• M27: 25,672,042 km (0.113 R)
• M28: 26,156,589 km (0.099 R)
• M29: 28,671,629 km (0.109 R)

Asteroid Belt

Center: 5.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.5

Radius: 5.7

Gravity: 18.17 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.07 AU - 7.43 AU

Year: 11895 Days

Day: 17.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 51,212,326 km

• M1: 72,256 km (0.104 R)
• M2: 335,698 km (0.083 R)
• M3: 813,812 km (0.102 R)
• M4: 1,397,244 km (0.065 R)
• M5: 2,282,415 km (0.108 R)
• M6: 2,789,402 km (0.044 R)
• M7: 3,518,841 km (0.045 R)
• M8: 4,052,457 km (0.062 R)
• M9: 4,309,615 km (0.109 R)
• M10: 4,793,565 km (0.119 R)
• M11: 5,482,912 km (0.096 R)
• M12: 6,579,314 km (0.115 R)
• M13: 8,258,850 km (0.1 R)
• M14: 9,246,046 km (0.113 R)
• M15: 9,997,626 km (0.104 R)
• M16: 10,257,028 km (0.081 R)
• M17: 14,310,981 km (0.091 R)
• M18: 16,293,751 km (0.05 R)
• M19: 17,838,948 km (0.114 R)
• M20: 18,686,120 km (0.075 R)
• M21: 18,921,737 km (0.059 R)
• M22: 19,884,100 km (0.105 R)
• M23: 20,129,740 km (0.065 R)
• M24: 22,255,974 km (0.053 R)
• M25: 25,477,565 km (0.079 R)
• M26: 29,737,663 km (0.116 R)
• M27: 30,491,038 km (0.089 R)
• M28: 32,713,314 km (0.093 R)
• M29: 47,617,750 km (0.067 R)
• M30: 50,145,805 km (0.092 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 18,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit