🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.9

Radius: 9.3

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.47 AU - 0.63 AU

Year: 282 Days

Day: 14.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,638,901 km

• M1: 115,639 km (0.047 R)
• M2: 424,110 km (0.111 R)
• M3: 759,060 km (0.075 R)
• M4: 1,053,917 km (0.115 R)
• M5: 1,347,877 km (0.118 R)
• M6: 1,697,637 km (0.116 R)
• M7: 2,351,679 km (0.078 R)
• M8: 2,725,374 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.2

Radius: 12.3

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.85 AU - 1.11 AU

Year: 670 Days

Day: 13.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,638,901 km

• M1: 153,039 km (0.081 R)
• M2: 536,009 km (0.115 R)
• M3: 934,837 km (0.111 R)
• M4: 1,619,397 km (0.113 R)
• M5: 2,048,593 km (0.083 R)
• M6: 2,554,084 km (0.085 R)
• M7: 2,972,210 km (0.105 R)
• M8: 6,069,335 km (0.075 R)
• M9: 6,571,086 km (0.11 R)
• M10: 7,297,833 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.3

Radius: 11.1

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.3 AU - 3.04 AU

Year: 3011 Days

Day: 8.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,638,901 km

• M1: 138,079 km (0.118 R)
• M2: 516,561 km (0.103 R)
• M3: 880,683 km (0.069 R)
• M4: 1,315,863 km (0.111 R)
• M5: 2,330,436 km (0.045 R)
• M6: 3,446,436 km (0.049 R)
• M7: 3,805,471 km (0.099 R)
• M8: 4,529,824 km (0.072 R)
• M9: 5,036,960 km (0.071 R)
• M10: 5,744,558 km (0.067 R)
• M11: 6,398,451 km (0.065 R)
• M12: 7,038,281 km (0.078 R)
• M13: 9,637,992 km (0.101 R)
• M14: 10,153,207 km (0.094 R)
• M15: 13,105,521 km (0.043 R)
• M16: 13,837,504 km (0.118 R)
• M17: 22,312,223 km (0.089 R)
• M18: 23,285,208 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615

Radius: 8

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.64 AU - 3.88 AU

Year: 5033 Days

Day: 10.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,638,901 km

• M1: 99,931 km (0.064 R)
• M2: 414,237 km (0.062 R)
• M3: 725,998 km (0.044 R)
• M4: 993,629 km (0.085 R)
• M5: 1,426,117 km (0.078 R)
• M6: 1,993,691 km (0.087 R)
• M7: 3,012,153 km (0.076 R)
• M8: 3,405,296 km (0.119 R)
• M9: 5,192,542 km (0.088 R)
• M10: 10,186,269 km (0.113 R)
• M11: 11,210,565 km (0.055 R)
• M12: 12,949,341 km (0.061 R)
• M13: 13,358,940 km (0.069 R)
• M14: 13,724,258 km (0.029 R)
• M15: 16,352,842 km (0.097 R)
• M16: 16,650,841 km (0.089 R)
• M17: 18,515,878 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.2

Radius: 14.7

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.54 AU - 5.62 AU

Year: 7903 Days

Day: 7.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,638,901 km

• M1: 189,840 km (0.091 R)
• M2: 729,589 km (0.113 R)
• M3: 1,930,710 km (0.118 R)
• M4: 2,390,424 km (0.044 R)
• M5: 3,055,836 km (0.063 R)
• M6: 3,956,265 km (0.118 R)
• M7: 4,684,807 km (0.043 R)
• M8: 5,705,214 km (0.062 R)
• M9: 8,036,547 km (0.074 R)
• M10: 9,005,941 km (0.117 R)
• M11: 9,582,043 km (0.071 R)
• M12: 10,854,223 km (0.113 R)
• M13: 12,385,507 km (0.1 R)
• M14: 13,732,636 km (0.076 R)
• M15: 15,463,932 km (0.076 R)
• M16: 16,412,532 km (0.081 R)
• M17: 17,149,302 km (0.105 R)
• M18: 19,221,980 km (0.049 R)
• M19: 21,096,890 km (0.068 R)
• M20: 22,487,402 km (0.083 R)
• M21: 23,319,914 km (0.092 R)
• M22: 24,330,298 km (0.051 R)
• M23: 26,438,282 km (0.04 R)
• M24: 27,365,938 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.3

Radius: 6.8

Gravity: 16.62 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.44 AU - 6.6 AU

Year: 11492 Days

Day: 18.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,638,901 km

• M1: 86,168 km (0.076 R)
• M2: 334,052 km (0.102 R)
• M3: 619,186 km (0.114 R)
• M4: 1,076,955 km (0.082 R)
• M5: 2,009,698 km (0.07 R)
• M6: 2,286,005 km (0.068 R)
• M7: 2,608,688 km (0.093 R)
• M8: 3,735,459 km (0.093 R)
• M9: 4,184,402 km (0.103 R)
• M10: 5,712,544 km (0.058 R)
• M11: 8,964,503 km (0.026 R)
• M12: 9,310,373 km (0.088 R)
• M13: 10,081,700 km (0.058 R)
• M14: 11,634,226 km (0.099 R)
• M15: 15,274,990 km (0.082 R)
• M16: 18,636,753 km (0.114 R)
• M17: 21,307,075 km (0.109 R)
• M18: 24,127,294 km (0.117 R)
• M19: 28,969,777 km (0.076 R)
• M20: 33,587,714 km (0.098 R)
• M21: 33,824,827 km (0.075 R)
• M22: 41,876,483 km (0.116 R)
• M23: 47,154,146 km (0.035 R)
• M24: 49,261,382 km (0.089 R)
• M25: 50,183,503 km (0.091 R)
• M26: 50,493,321 km (0.056 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: 531 - 11,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit