🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.9

Radius: 9.3

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.26 AU - 1.48 AU

Year: 1052 Days

Day: 5.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 90,498,111 km

• M1: 115,639 km (0.091 R)
• M2: 408,552 km (0.075 R)
• M3: 901,028 km (0.113 R)
• M4: 1,190,949 km (0.085 R)
• M5: 1,698,983 km (0.108 R)
• M6: 2,468,664 km (0.107 R)
• M7: 2,921,198 km (0.096 R)
• M8: 3,547,265 km (0.102 R)
• M9: 4,110,351 km (0.093 R)
• M10: 5,082,438 km (0.102 R)
• M11: 5,504,454 km (0.082 R)
• M12: 6,703,630 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.2

Radius: 14.3

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.27 AU - 1.47 AU

Year: 1052 Days

Day: 7.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 90,498,111 km

• M1: 177,872 km (0.111 R)
• M2: 670,198 km (0.088 R)
• M3: 1,795,922 km (0.098 R)
• M4: 2,446,374 km (0.109 R)
• M5: 2,956,503 km (0.11 R)
• M6: 4,775,463 km (0.09 R)
• M7: 6,139,347 km (0.086 R)
• M8: 6,912,319 km (0.035 R)
• M9: 7,392,528 km (0.052 R)
• M10: 8,293,407 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.4

Radius: 10.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.48 AU - 3.84 AU

Year: 4593 Days

Day: 8.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,498,111 km

• M1: 130,599 km (0.071 R)
• M2: 483,800 km (0.099 R)
• M3: 815,308 km (0.109 R)
• M4: 1,689,110 km (0.036 R)
• M5: 2,159,146 km (0.092 R)
• M6: 2,765,765 km (0.118 R)
• M7: 3,789,613 km (0.073 R)
• M8: 4,747,788 km (0.103 R)
• M9: 5,126,869 km (0.036 R)
• M10: 5,888,621 km (0.119 R)
• M11: 6,417,150 km (0.114 R)
• M12: 10,113,414 km (0.095 R)
• M13: 10,615,315 km (0.068 R)
• M14: 11,002,475 km (0.077 R)
• M15: 13,577,652 km (0.117 R)
• M16: 16,245,730 km (0.101 R)
• M17: 17,286,333 km (0.098 R)
• M18: 19,055,478 km (0.11 R)
• M19: 20,278,141 km (0.109 R)
• M20: 21,076,844 km (0.113 R)
• M21: 21,552,416 km (0.074 R)
• M22: 23,599,064 km (0.098 R)
• M23: 24,185,787 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.7

Radius: 14.9

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.31 AU - 4.17 AU

Year: 4745 Days

Day: 14.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,498,111 km

• M1: 186,249 km (0.12 R)
• M2: 809,025 km (0.101 R)
• M3: 1,330,673 km (0.114 R)
• M4: 1,935,796 km (0.116 R)
• M5: 2,825,156 km (0.085 R)
• M6: 3,394,226 km (0.079 R)
• M7: 4,242,296 km (0.074 R)
• M8: 4,841,585 km (0.06 R)
• M9: 5,861,095 km (0.119 R)
• M10: 8,807,874 km (0.105 R)
• M11: 9,992,988 km (0.07 R)
• M12: 10,495,787 km (0.105 R)
• M13: 12,630,698 km (0.1 R)
• M14: 14,987,463 km (0.092 R)
• M15: 16,212,669 km (0.091 R)
• M16: 17,323,583 km (0.063 R)
• M17: 19,373,223 km (0.041 R)
• M18: 19,893,525 km (0.05 R)
• M19: 24,701,002 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.6

Radius: 13

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.92 AU - 4.56 AU

Year: 4745 Days

Day: 5.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,498,111 km

• M1: 161,715 km (0.086 R)
• M2: 615,595 km (0.055 R)
• M3: 1,231,190 km (0.089 R)
• M4: 1,736,831 km (0.107 R)
• M5: 3,749,820 km (0.04 R)
• M6: 4,435,278 km (0.066 R)
• M7: 6,208,312 km (0.092 R)
• M8: 6,645,287 km (0.08 R)
• M9: 8,191,231 km (0.115 R)
• M10: 10,392,265 km (0.093 R)
• M11: 13,266,638 km (0.05 R)
• M12: 13,941,624 km (0.102 R)
• M13: 14,368,277 km (0.091 R)
• M14: 14,858,809 km (0.088 R)
• M15: 15,473,357 km (0.055 R)
• M16: 16,574,995 km (0.093 R)
• M17: 19,260,427 km (0.077 R)
• M18: 20,879,225 km (0.037 R)
• M19: 21,297,800 km (0.096 R)
• M20: 24,080,021 km (0.108 R)
• M21: 25,320,936 km (0.089 R)
• M22: 26,360,192 km (0.109 R)
• M23: 28,695,116 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.3

Radius: 9.1

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.03 AU - 6.29 AU

Year: 7689 Days

Day: 10.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,498,111 km

• M1: 118,033 km (0.118 R)
• M2: 743,053 km (0.093 R)
• M3: 1,090,868 km (0.117 R)
• M4: 1,394,701 km (0.116 R)
• M5: 2,282,116 km (0.109 R)
• M6: 3,459,451 km (0.062 R)
• M7: 4,207,889 km (0.064 R)
• M8: 5,888,771 km (0.047 R)
• M9: 6,265,308 km (0.081 R)
• M10: 6,804,609 km (0.087 R)
• M11: 8,352,498 km (0.072 R)
• M12: 10,074,070 km (0.12 R)
• M13: 10,464,670 km (0.112 R)
• M14: 12,459,707 km (0.037 R)
• M15: 13,783,499 km (0.035 R)
• M16: 14,204,467 km (0.116 R)
• M17: 16,238,699 km (0.033 R)
• M18: 16,980,854 km (0.068 R)
• M19: 19,342,855 km (0.111 R)
• M20: 19,718,944 km (0.119 R)
• M21: 21,034,209 km (0.092 R)
• M22: 21,672,992 km (0.109 R)
• M23: 21,997,170 km (0.041 R)
• M24: 22,572,224 km (0.049 R)
• M25: 26,696,937 km (0.053 R)
• M26: 29,280,193 km (0.094 R)
• M27: 29,577,145 km (0.094 R)
• M28: 30,277,861 km (0.088 R)
• M29: 32,870,991 km (0.061 R)
• M30: 33,406,701 km (0.1 R)
• M31: 35,049,285 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.7

Radius: 5

Gravity: 36.39 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.58 AU - 11.54 AU

Year: 22512 Days

Day: 19.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 90,498,111 km

• M1: 62,233 km (0.102 R)
• M2: 475,871 km (0.069 R)
• M3: 634,744 km (0.12 R)
• M4: 1,475,185 km (0.094 R)
• M5: 2,177,846 km (0.108 R)
• M6: 2,528,503 km (0.09 R)
• M7: 2,970,415 km (0.109 R)
• M8: 3,554,296 km (0.073 R)
• M9: 3,808,163 km (0.11 R)
• M10: 4,006,530 km (0.082 R)
• M11: 4,316,796 km (0.101 R)
• M12: 4,569,168 km (0.064 R)
• M13: 4,985,499 km (0.111 R)
• M14: 5,593,464 km (0.064 R)
• M15: 5,806,791 km (0.1 R)
• M16: 7,252,505 km (0.062 R)
• M17: 9,632,457 km (0.102 R)
• M18: 11,231,509 km (0.114 R)
• M19: 12,200,305 km (0.07 R)
• M20: 13,449,896 km (0.098 R)
• M21: 13,679,080 km (0.093 R)
• M22: 21,930,001 km (0.039 R)
• M23: 29,385,360 km (0.037 R)
• M24: 34,954,889 km (0.083 R)
• M25: 37,156,521 km (0.109 R)
• M26: 38,982,961 km (0.052 R)
• M27: 42,321,836 km (0.102 R)
• M28: 53,855,533 km (0.042 R)
• M29: 54,626,859 km (0.079 R)
• M30: 58,593,596 km (0.116 R)
• M31: 61,481,882 km (0.117 R)
• M32: 61,691,768 km (0.08 R)
• M33: 67,094,944 km (0.098 R)
• M34: 68,662,431 km (0.08 R)
• M35: 70,943,798 km (0.097 R)
• M36: 75,176,820 km (0.101 R)
• M37: 85,963,873 km (0.11 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 15,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit