🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.9

Radius: 8.4

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.72 AU - 0.76 AU

Year: 439 Days

Day: 6 Hours

Environment

Temp: -161 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,773,767 km

• M1: 104,419 km (0.028 R)
• M2: 375,491 km (0.08 R)
• M3: 701,464 km (0.047 R)
• M4: 1,367,923 km (0.074 R)
• M5: 1,665,772 km (0.116 R)
• M6: 1,932,057 km (0.101 R)
• M7: 2,236,039 km (0.105 R)
• M8: 2,541,967 km (0.099 R)
• M9: 3,064,961 km (0.078 R)
• M10: 3,556,091 km (0.116 R)
• M11: 3,827,462 km (0.115 R)
• M12: 4,210,881 km (0.03 R)
• M13: 4,604,772 km (0.103 R)
• M14: 5,023,048 km (0.068 R)
• M15: 5,382,382 km (0.068 R)
• M16: 5,900,140 km (0.111 R)
• M17: 6,189,462 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756

Radius: 11.6

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.25 AU - 1.39 AU

Year: 1047 Days

Day: 14.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,773,767 km

• M1: 144,362 km (0.037 R)
• M2: 567,275 km (0.072 R)
• M3: 995,574 km (0.091 R)
• M4: 1,715,439 km (0.12 R)
• M5: 2,374,268 km (0.086 R)
• M6: 2,807,952 km (0.096 R)
• M7: 3,395,423 km (0.106 R)
• M8: 3,821,029 km (0.03 R)
• M9: 4,670,296 km (0.062 R)
• M10: 5,140,183 km (0.085 R)
• M11: 6,153,110 km (0.056 R)
• M12: 7,824,866 km (0.079 R)
• M13: 8,850,060 km (0.117 R)
• M14: 10,395,257 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.2

Radius: 12.5

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.1 AU - 2.34 AU

Year: 2283 Days

Day: 7 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,773,767 km

• M1: 195,973 km (0.116 R)
• M2: 657,034 km (0.118 R)
• M3: 1,135,149 km (0.085 R)
• M4: 1,527,843 km (0.071 R)
• M5: 1,989,352 km (0.112 R)
• M6: 2,472,853 km (0.091 R)
• M7: 2,970,116 km (0.1 R)
• M8: 3,775,102 km (0.068 R)
• M9: 4,809,572 km (0.089 R)
• M10: 5,791,981 km (0.11 R)
• M11: 6,932,515 km (0.118 R)
• M12: 7,404,496 km (0.089 R)
• M13: 7,834,889 km (0.094 R)
• M14: 8,479,058 km (0.04 R)
• M15: 9,691,100 km (0.087 R)
• M16: 11,455,756 km (0.074 R)
• M17: 12,371,594 km (0.12 R)
• M18: 12,979,410 km (0.076 R)
• M19: 14,634,113 km (0.05 R)
• M20: 16,117,076 km (0.104 R)
• M21: 17,752,630 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.9

Radius: 12.5

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.79 AU - 5.43 AU

Year: 7973 Days

Day: 8.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,773,767 km

• M1: 155,582 km (0.111 R)
• M2: 588,219 km (0.102 R)
• M3: 1,156,840 km (0.074 R)
• M4: 1,621,641 km (0.104 R)
• M5: 3,088,149 km (0.071 R)
• M6: 3,596,482 km (0.095 R)
• M7: 4,560,790 km (0.087 R)
• M8: 5,804,098 km (0.119 R)
• M9: 7,030,352 km (0.074 R)
• M10: 8,683,857 km (0.094 R)
• M11: 11,745,826 km (0.119 R)
• M12: 12,794,507 km (0.112 R)
• M13: 17,682,169 km (0.074 R)
• M14: 21,463,405 km (0.068 R)
• M15: 22,236,826 km (0.086 R)
• M16: 26,306,337 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.3

Radius: 8.2

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.92 AU - 5.9 AU

Year: 8686 Days

Day: 6.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,773,767 km

• M1: 102,026 km (0.117 R)
• M2: 382,671 km (0.052 R)
• M3: 975,977 km (0.076 R)
• M4: 1,292,376 km (0.072 R)
• M5: 1,730,399 km (0.03 R)
• M6: 2,734,051 km (0.082 R)
• M7: 3,082,015 km (0.072 R)
• M8: 3,437,609 km (0.069 R)
• M9: 3,727,680 km (0.103 R)
• M10: 4,132,043 km (0.101 R)
• M11: 6,710,512 km (0.112 R)
• M12: 8,615,042 km (0.1 R)
• M13: 9,195,332 km (0.052 R)
• M14: 9,713,240 km (0.063 R)
• M15: 10,114,162 km (0.076 R)
• M16: 14,522,662 km (0.06 R)
• M17: 15,766,568 km (0.091 R)
• M18: 20,570,754 km (0.103 R)
• M19: 22,137,044 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.8

Radius: 6.8

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.57 AU - 10.41 AU

Year: 18606 Days

Day: 21.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,773,767 km

• M1: 84,672 km (0.118 R)
• M2: 572,960 km (0.076 R)
• M3: 959,820 km (0.117 R)
• M4: 1,708,856 km (0.079 R)
• M5: 2,352,277 km (0.106 R)
• M6: 2,642,198 km (0.086 R)
• M7: 2,909,679 km (0.12 R)
• M8: 3,294,444 km (0.111 R)
• M9: 5,858,253 km (0.104 R)
• M10: 6,472,202 km (0.108 R)
• M11: 8,194,223 km (0.11 R)
• M12: 8,863,075 km (0.1 R)
• M13: 11,433,765 km (0.114 R)
• M14: 13,726,353 km (0.091 R)
• M15: 18,305,543 km (0.065 R)
• M16: 26,268,788 km (0.028 R)
• M17: 27,717,344 km (0.08 R)
• M18: 28,140,855 km (0.067 R)
• M19: 30,660,084 km (0.113 R)
• M20: 33,925,057 km (0.032 R)
• M21: 37,157,718 km (0.095 R)
• M22: 38,453,833 km (0.12 R)
• M23: 39,645,979 km (0.118 R)
• M24: 40,999,092 km (0.116 R)
• M25: 43,654,454 km (0.095 R)
• M26: 44,083,949 km (0.109 R)
• M27: 48,229,456 km (0.119 R)
• M28: 50,082,974 km (0.099 R)
• M29: 51,185,809 km (0.113 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 15,602 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit