🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.6

Radius: 10.5

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.71 AU - 0.85 AU

Year: 484 Days

Day: 10.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,181,868 km

• M1: 130,599 km (0.114 R)
• M2: 469,438 km (0.075 R)
• M3: 870,211 km (0.1 R)
• M4: 1,406,220 km (0.074 R)
• M5: 1,842,298 km (0.103 R)
• M6: 2,196,845 km (0.082 R)
• M7: 2,717,595 km (0.089 R)
• M8: 3,319,128 km (0.088 R)
• M9: 3,670,982 km (0.096 R)
• M10: 4,020,892 km (0.108 R)
• M11: 5,434,143 km (0.12 R)
• M12: 5,960,129 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.7

Radius: 11.5

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.85 AU - 0.99 AU

Year: 620 Days

Day: 6.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 38,181,868 km

• M1: 143,016 km (0.108 R)
• M2: 543,339 km (0.099 R)
• M3: 902,524 km (0.099 R)
• M4: 1,283,251 km (0.117 R)
• M5: 1,773,782 km (0.107 R)
• M6: 2,248,456 km (0.111 R)
• M7: 3,406,194 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.8

Radius: 8.9

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.23 AU - 1.27 AU

Year: 982 Days

Day: 12.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,181,868 km

• M1: 111,151 km (0.073 R)
• M2: 596,297 km (0.069 R)
• M3: 907,461 km (0.039 R)
• M4: 1,456,186 km (0.06 R)
• M5: 1,878,800 km (0.052 R)
• M6: 2,312,933 km (0.066 R)
• M7: 2,773,844 km (0.099 R)
• M8: 3,151,878 km (0.104 R)
• M9: 3,594,837 km (0.118 R)
• M10: 3,929,338 km (0.087 R)
• M11: 4,847,869 km (0.056 R)
• M12: 5,257,019 km (0.05 R)
• M13: 6,837,670 km (0.069 R)
• M14: 7,153,770 km (0.1 R)
• M15: 8,053,452 km (0.119 R)
• M16: 8,351,301 km (0.048 R)
• M17: 8,656,481 km (0.113 R)
• M18: 8,997,863 km (0.092 R)
• M19: 9,707,705 km (0.108 R)
• M20: 10,614,717 km (0.082 R)

Asteroid Belt

Center: 3.12 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.5

Radius: 10.1

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.64 AU - 5.34 AU

Year: 7835 Days

Day: 6.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,181,868 km

• M1: 126,261 km (0.114 R)
• M2: 1,370,466 km (0.077 R)
• M3: 1,756,578 km (0.109 R)
• M4: 2,263,715 km (0.113 R)
• M5: 3,484,134 km (0.09 R)
• M6: 4,391,296 km (0.076 R)
• M7: 6,397,254 km (0.032 R)
• M8: 11,165,985 km (0.034 R)
• M9: 14,932,560 km (0.1 R)
• M10: 16,272,209 km (0.114 R)
• M11: 18,497,926 km (0.096 R)
• M12: 19,329,840 km (0.066 R)
• M13: 24,111,138 km (0.042 R)
• M14: 26,555,716 km (0.094 R)
• M15: 27,793,040 km (0.052 R)
• M16: 31,150,765 km (0.107 R)
• M17: 31,932,114 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.6

Radius: 12.6

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.14 AU - 5.44 AU

Year: 8552 Days

Day: 8.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,181,868 km

• M1: 157,078 km (0.083 R)
• M2: 652,995 km (0.085 R)
• M3: 1,087,726 km (0.101 R)
• M4: 1,790,088 km (0.12 R)
• M5: 2,302,610 km (0.085 R)
• M6: 2,741,082 km (0.12 R)
• M7: 3,955,667 km (0.061 R)
• M8: 4,671,044 km (0.077 R)
• M9: 5,088,871 km (0.064 R)
• M10: 5,531,531 km (0.09 R)
• M11: 6,000,071 km (0.113 R)
• M12: 6,393,813 km (0.109 R)
• M13: 8,265,133 km (0.115 R)
• M14: 9,611,663 km (0.069 R)
• M15: 12,522,987 km (0.113 R)
• M16: 13,780,657 km (0.095 R)
• M17: 14,469,256 km (0.07 R)
• M18: 15,484,128 km (0.117 R)
• M19: 22,437,586 km (0.085 R)
• M20: 22,911,063 km (0.074 R)
• M21: 24,206,431 km (0.063 R)
• M22: 24,872,142 km (0.12 R)
• M23: 26,066,382 km (0.117 R)
• M24: 30,452,442 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.9

Radius: 3.9

Gravity: 12.55 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.33 AU - 7.99 AU

Year: 13467 Days

Day: 19.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 38,181,868 km

• M1: 48,619 km (0.094 R)
• M2: 239,207 km (0.112 R)
• M3: 488,736 km (0.102 R)
• M4: 623,075 km (0.086 R)
• M5: 978,520 km (0.098 R)
• M6: 1,119,890 km (0.03 R)
• M7: 1,309,879 km (0.107 R)
• M8: 1,887,626 km (0.074 R)
• M9: 2,140,895 km (0.116 R)
• M10: 2,275,982 km (0.084 R)
• M11: 2,398,652 km (0.068 R)
• M12: 3,318,978 km (0.116 R)
• M13: 3,477,253 km (0.098 R)
• M14: 3,616,828 km (0.071 R)
• M15: 4,318,741 km (0.116 R)
• M16: 6,323,951 km (0.065 R)
• M17: 7,488,720 km (0.081 R)
• M18: 8,081,127 km (0.032 R)
• M19: 8,492,970 km (0.071 R)
• M20: 8,619,231 km (0.108 R)
• M21: 8,832,408 km (0.091 R)
• M22: 10,569,239 km (0.064 R)
• M23: 10,961,934 km (0.104 R)
• M24: 12,305,322 km (0.065 R)
• M25: 13,297,156 km (0.116 R)
• M26: 16,265,028 km (0.101 R)
• M27: 19,136,709 km (0.118 R)
• M28: 21,695,431 km (0.074 R)
• M29: 22,249,093 km (0.107 R)
• M30: 25,159,370 km (0.057 R)
• M31: 28,690,029 km (0.117 R)
• M32: 30,131,554 km (0.102 R)
• M33: 33,786,529 km (0.081 R)
• M34: 34,744,255 km (0.102 R)
• M35: 35,067,536 km (0.029 R)
• M36: 35,829,588 km (0.095 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: 234 - 18,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit