🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.5

Radius: 10.8

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.88 AU - 1.04 AU

Year: 617 Days

Day: 9.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 93,815,808 km

• M1: 134,339 km (0.09 R)
• M2: 482,004 km (0.058 R)
• M3: 902,374 km (0.105 R)
• M4: 1,285,345 km (0.073 R)
• M5: 1,699,432 km (0.113 R)
• M6: 2,316,523 km (0.119 R)
• M7: 2,984,328 km (0.104 R)
• M8: 3,775,850 km (0.065 R)
• M9: 4,170,340 km (0.083 R)
• M10: 4,545,531 km (0.064 R)
• M11: 5,025,890 km (0.111 R)
• M12: 5,486,801 km (0.111 R)
• M13: 6,013,236 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.9

Radius: 12.3

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.04 AU - 1.28 AU

Year: 820 Days

Day: 13.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 93,815,808 km

• M1: 153,039 km (0.066 R)
• M2: 668,403 km (0.089 R)
• M3: 1,123,929 km (0.114 R)
• M4: 1,559,857 km (0.065 R)
• M5: 1,999,226 km (0.108 R)
• M6: 2,553,785 km (0.086 R)
• M7: 3,035,640 km (0.049 R)
• M8: 3,619,221 km (0.071 R)
• M9: 4,093,895 km (0.111 R)
• M10: 4,978,019 km (0.053 R)
• M11: 5,420,230 km (0.092 R)
• M12: 5,985,411 km (0.053 R)
• M13: 6,589,786 km (0.114 R)
• M14: 7,549,457 km (0.103 R)
• M15: 7,991,668 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.8

Radius: 10.3

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.39 AU - 1.85 AU

Year: 1353 Days

Day: 13.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,815,808 km

• M1: 128,056 km (0.12 R)
• M2: 498,759 km (0.083 R)
• M3: 993,779 km (0.096 R)
• M4: 1,743,414 km (0.079 R)
• M5: 2,126,235 km (0.038 R)
• M6: 2,449,964 km (0.101 R)
• M7: 3,368,794 km (0.071 R)
• M8: 3,916,173 km (0.095 R)
• M9: 5,513,430 km (0.072 R)
• M10: 7,726,132 km (0.089 R)
• M11: 9,107,219 km (0.065 R)
• M12: 9,709,949 km (0.09 R)
• M13: 10,271,390 km (0.11 R)
• M14: 12,775,808 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.8

Radius: 14.1

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.5 AU - 3.54 AU

Year: 3443 Days

Day: 14.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,815,808 km

• M1: 181,761 km (0.083 R)
• M2: 658,081 km (0.111 R)
• M3: 1,308,084 km (0.115 R)
• M4: 1,755,531 km (0.084 R)
• M5: 2,525,960 km (0.097 R)
• M6: 3,022,775 km (0.101 R)
• M7: 3,694,619 km (0.078 R)
• M8: 4,319,040 km (0.119 R)
• M9: 6,352,973 km (0.066 R)
• M10: 6,962,883 km (0.077 R)
• M11: 8,726,941 km (0.083 R)
• M12: 9,517,417 km (0.049 R)
• M13: 12,430,685 km (0.113 R)
• M14: 16,145,949 km (0.114 R)
• M15: 16,657,125 km (0.105 R)
• M16: 17,126,563 km (0.098 R)
• M17: 18,421,631 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.3

Radius: 14.6

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.88 AU - 4.82 AU

Year: 5952 Days

Day: 14.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,815,808 km

• M1: 181,612 km (0.098 R)
• M2: 644,617 km (0.111 R)
• M3: 1,367,923 km (0.047 R)
• M4: 1,880,744 km (0.112 R)
• M5: 2,523,417 km (0.103 R)
• M6: 3,270,658 km (0.092 R)
• M7: 4,114,839 km (0.081 R)
• M8: 5,154,993 km (0.103 R)
• M9: 5,931,406 km (0.116 R)
• M10: 6,653,216 km (0.073 R)
• M11: 7,293,195 km (0.117 R)
• M12: 8,387,504 km (0.087 R)
• M13: 9,799,409 km (0.112 R)
• M14: 10,992,900 km (0.078 R)
• M15: 13,142,921 km (0.099 R)
• M16: 15,560,572 km (0.092 R)
• M17: 16,691,233 km (0.091 R)
• M18: 18,261,562 km (0.11 R)
• M19: 27,790,497 km (0.108 R)
• M20: 29,186,694 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.1

Radius: 14.4

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.34 AU - 7.24 AU

Year: 9140 Days

Day: 8.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,815,808 km

• M1: 269,725 km (0.097 R)
• M2: 781,350 km (0.07 R)
• M3: 1,419,684 km (0.069 R)
• M4: 3,149,484 km (0.101 R)
• M5: 3,617,725 km (0.106 R)
• M6: 4,493,621 km (0.089 R)
• M7: 5,153,198 km (0.081 R)
• M8: 6,704,977 km (0.057 R)
• M9: 8,156,375 km (0.112 R)
• M10: 10,004,956 km (0.104 R)
• M11: 10,456,891 km (0.108 R)
• M12: 14,263,559 km (0.101 R)
• M13: 15,759,836 km (0.089 R)
• M14: 16,235,408 km (0.027 R)
• M15: 16,790,566 km (0.107 R)
• M16: 18,160,134 km (0.077 R)
• M17: 21,450,539 km (0.054 R)
• M18: 22,204,064 km (0.086 R)
• M19: 23,942,242 km (0.084 R)
• M20: 24,390,586 km (0.054 R)
• M21: 29,699,964 km (0.052 R)
• M22: 30,322,142 km (0.108 R)
• M23: 30,952,996 km (0.104 R)
• M24: 37,390,791 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.5

Radius: 3.8

Gravity: 62.78 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.68 AU - 12.24 AU

Year: 23803 Days

Day: 16.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 93,815,808 km

• M1: 47,423 km (0.052 R)
• M2: 217,515 km (0.119 R)
• M3: 389,702 km (0.1 R)
• M4: 631,453 km (0.052 R)
• M5: 891,005 km (0.074 R)
• M6: 1,477,578 km (0.028 R)
• M7: 1,657,544 km (0.109 R)
• M8: 1,792,182 km (0.119 R)
• M9: 3,509,716 km (0.12 R)
• M10: 4,033,159 km (0.066 R)
• M11: 4,385,761 km (0.113 R)
• M12: 6,509,901 km (0.112 R)
• M13: 8,591,855 km (0.081 R)
• M14: 14,648,923 km (0.102 R)
• M15: 19,501,878 km (0.056 R)
• M16: 20,099,372 km (0.116 R)
• M17: 22,394,951 km (0.098 R)
• M18: 22,720,925 km (0.097 R)
• M19: 24,398,366 km (0.094 R)
• M20: 25,091,901 km (0.106 R)
• M21: 25,326,022 km (0.098 R)
• M22: 26,639,342 km (0.114 R)
• M23: 28,757,498 km (0.087 R)
• M24: 29,013,909 km (0.098 R)
• M25: 29,271,666 km (0.101 R)
• M26: 35,928,472 km (0.106 R)
• M27: 37,279,490 km (0.072 R)
• M28: 39,290,235 km (0.099 R)
• M29: 39,923,184 km (0.05 R)
• M30: 51,937,688 km (0.106 R)
• M31: 53,469,271 km (0.094 R)
• M32: 69,550,144 km (0.12 R)
• M33: 72,825,889 km (0.098 R)
• M34: 76,939,830 km (0.034 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 18,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit