🌌 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: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.3

Radius: 13.9

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.72 AU - 0.82 AU

Year: 430 Days

Day: 12 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,118,080 km

• M1: 172,935 km (0.111 R)
• M2: 622,926 km (0.108 R)
• M3: 1,544,748 km (0.105 R)
• M4: 2,008,351 km (0.086 R)
• M5: 2,928,827 km (0.07 R)
• M6: 4,273,263 km (0.117 R)
• M7: 5,039,354 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.3

Radius: 13

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.99 AU - 1.39 AU

Year: 825 Days

Day: 12.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,118,080 km

• M1: 161,865 km (0.106 R)
• M2: 648,058 km (0.089 R)
• M3: 1,448,556 km (0.107 R)
• M4: 1,968,858 km (0.041 R)
• M5: 2,567,099 km (0.093 R)
• M6: 3,044,317 km (0.051 R)
• M7: 4,164,356 km (0.105 R)
• M8: 5,195,534 km (0.045 R)
• M9: 6,477,438 km (0.12 R)
• M10: 7,064,311 km (0.12 R)
• M11: 7,711,022 km (0.09 R)
• M12: 8,581,233 km (0.091 R)
• M13: 9,150,752 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.4

Radius: 11.1

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.88 AU - 2.38 AU

Year: 1977 Days

Day: 12.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,118,080 km

• M1: 138,079 km (0.061 R)
• M2: 544,237 km (0.069 R)
• M3: 989,590 km (0.084 R)
• M4: 1,513,631 km (0.047 R)
• M5: 2,015,233 km (0.119 R)
• M6: 2,459,389 km (0.106 R)
• M7: 2,855,823 km (0.117 R)
• M8: 3,728,577 km (0.071 R)
• M9: 4,366,014 km (0.115 R)
• M10: 5,200,172 km (0.075 R)
• M11: 6,184,675 km (0.032 R)
• M12: 7,053,091 km (0.108 R)
• M13: 7,666,891 km (0.094 R)
• M14: 8,698,667 km (0.114 R)
• M15: 9,659,385 km (0.073 R)
• M16: 10,182,080 km (0.102 R)
• M17: 11,036,733 km (0.073 R)
• M18: 12,694,726 km (0.107 R)
• M19: 13,203,209 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.6

Radius: 8.8

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.4 AU - 5.46 AU

Year: 6960 Days

Day: 11.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,118,080 km

• M1: 109,805 km (0.094 R)
• M2: 671,694 km (0.101 R)
• M3: 973,882 km (0.089 R)
• M4: 1,868,178 km (0.115 R)
• M5: 2,627,088 km (0.114 R)
• M6: 3,925,448 km (0.108 R)
• M7: 4,528,178 km (0.093 R)
• M8: 5,337,353 km (0.112 R)
• M9: 6,207,115 km (0.078 R)
• M10: 7,386,544 km (0.109 R)
• M11: 10,599,159 km (0.115 R)
• M12: 11,123,649 km (0.113 R)
• M13: 13,672,348 km (0.057 R)
• M14: 14,008,943 km (0.113 R)
• M15: 15,654,220 km (0.116 R)
• M16: 17,687,555 km (0.118 R)
• M17: 18,425,521 km (0.067 R)
• M18: 19,113,970 km (0.119 R)
• M19: 20,251,213 km (0.061 R)
• M20: 23,851,885 km (0.066 R)
• M21: 24,258,492 km (0.054 R)
• M22: 25,085,469 km (0.11 R)
• M23: 27,589,886 km (0.111 R)
• M24: 28,764,828 km (0.098 R)
• M25: 31,700,986 km (0.108 R)
• M26: 33,697,668 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.7

Radius: 4.5

Gravity: 20.73 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.17 AU - 7.75 AU

Year: 10440 Days

Day: 22.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,118,080 km

• M1: 56,099 km (0.084 R)
• M2: 287,976 km (0.084 R)
• M3: 495,468 km (0.057 R)
• M4: 1,065,885 km (0.095 R)
• M5: 1,254,827 km (0.03 R)
• M6: 1,427,014 km (0.083 R)
• M7: 1,628,971 km (0.108 R)
• M8: 4,155,081 km (0.072 R)
• M9: 5,130,609 km (0.056 R)
• M10: 5,412,451 km (0.102 R)
• M11: 7,364,404 km (0.119 R)
• M12: 11,867,449 km (0.044 R)
• M13: 12,923,760 km (0.113 R)
• M14: 14,468,657 km (0.085 R)
• M15: 15,478,293 km (0.045 R)
• M16: 19,008,803 km (0.1 R)
• M17: 19,381,451 km (0.099 R)
• M18: 22,872,916 km (0.051 R)
• M19: 23,720,986 km (0.083 R)
• M20: 27,041,610 km (0.109 R)
• M21: 28,181,696 km (0.104 R)
• M22: 36,155,412 km (0.052 R)
• M23: 36,612,433 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.6

Radius: 3

Gravity: 65.29 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.61 AU - 6.93 AU

Year: 11200 Days

Day: 22.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 49,118,080 km

• M1: 37,549 km (0.045 R)
• M2: 145,110 km (0.103 R)
• M3: 300,393 km (0.112 R)
• M4: 910,004 km (0.109 R)
• M5: 1,297,313 km (0.112 R)
• M6: 1,660,686 km (0.117 R)
• M7: 2,105,740 km (0.089 R)
• M8: 2,308,146 km (0.051 R)
• M9: 2,971,163 km (0.061 R)
• M10: 3,225,779 km (0.117 R)
• M11: 4,049,465 km (0.05 R)
• M12: 4,161,514 km (0.12 R)
• M13: 5,165,614 km (0.083 R)
• M14: 5,499,218 km (0.073 R)
• M15: 6,358,358 km (0.084 R)
• M16: 6,859,062 km (0.098 R)
• M17: 8,158,619 km (0.106 R)
• M18: 8,656,630 km (0.114 R)
• M19: 10,638,802 km (0.099 R)
• M20: 11,287,608 km (0.098 R)
• M21: 12,604,369 km (0.096 R)
• M22: 12,843,276 km (0.091 R)
• M23: 14,865,241 km (0.09 R)
• M24: 15,606,499 km (0.102 R)
• M25: 16,090,747 km (0.119 R)
• M26: 17,752,779 km (0.115 R)
• M27: 19,765,170 km (0.101 R)
• M28: 20,743,241 km (0.117 R)
• M29: 22,795,275 km (0.077 R)
• M30: 24,791,658 km (0.061 R)
• M31: 26,217,625 km (0.061 R)
• M32: 28,406,392 km (0.075 R)
• M33: 29,650,298 km (0.1 R)
• M34: 29,861,081 km (0.074 R)
• M35: 32,805,018 km (0.079 R)
• M36: 33,030,462 km (0.07 R)
• M37: 36,176,206 km (0.076 R)
• M38: 38,882,431 km (0.051 R)
• M39: 44,142,891 km (0.114 R)
• M40: 46,515,064 km (0.038 R)
• M41: 46,657,332 km (0.073 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: 265 - 15,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit