🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909

Radius: 10.6

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.05 AU - 1.09 AU

Year: 726 Days

Day: 6.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,498,404 km

• M1: 131,796 km (0.109 R)
• M2: 604,525 km (0.069 R)
• M3: 955,182 km (0.115 R)
• M4: 1,309,430 km (0.029 R)
• M5: 1,701,676 km (0.051 R)
• M6: 2,152,564 km (0.046 R)
• M7: 2,500,528 km (0.056 R)
• M8: 2,960,392 km (0.094 R)
• M9: 3,476,355 km (0.103 R)
• M10: 4,113,941 km (0.114 R)
• M11: 6,226,563 km (0.111 R)
• M12: 6,985,772 km (0.098 R)
• M13: 8,076,041 km (0.049 R)
• M14: 9,059,497 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.9

Radius: 12

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.89 AU - 1.31 AU

Year: 757 Days

Day: 5.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,498,404 km

• M1: 149,299 km (0.056 R)
• M2: 670,647 km (0.088 R)
• M3: 1,146,967 km (0.117 R)
• M4: 1,922,931 km (0.065 R)
• M5: 2,574,729 km (0.106 R)
• M6: 3,113,730 km (0.085 R)
• M7: 3,580,924 km (0.115 R)
• M8: 4,470,134 km (0.093 R)
• M9: 5,196,880 km (0.059 R)
• M10: 5,579,103 km (0.09 R)
• M11: 6,041,959 km (0.066 R)
• M12: 7,395,371 km (0.092 R)
• M13: 7,781,632 km (0.025 R)
• M14: 9,131,753 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.1

Radius: 13.1

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.9 AU - 1.3 AU

Year: 757 Days

Day: 11.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,498,404 km

• M1: 162,912 km (0.092 R)
• M2: 602,580 km (0.109 R)
• M3: 1,104,182 km (0.091 R)
• M4: 1,703,172 km (0.099 R)
• M5: 2,137,155 km (0.114 R)
• M6: 2,996,894 km (0.113 R)
• M7: 3,708,980 km (0.053 R)
• M8: 4,121,122 km (0.096 R)
• M9: 5,216,328 km (0.105 R)
• M10: 7,553,047 km (0.087 R)
• M11: 8,074,096 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.9

Radius: 10.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.19 AU - 1.35 AU

Year: 939 Days

Day: 7.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,498,404 km

• M1: 132,544 km (0.118 R)
• M2: 479,162 km (0.117 R)
• M3: 919,129 km (0.11 R)
• M4: 1,271,283 km (0.083 R)
• M5: 2,155,705 km (0.118 R)
• M6: 2,836,226 km (0.096 R)
• M7: 3,794,101 km (0.111 R)
• M8: 4,305,726 km (0.11 R)
• M9: 4,756,614 km (0.064 R)
• M10: 5,190,897 km (0.092 R)
• M11: 5,719,575 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.9

Radius: 12.4

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.21 AU - 1.71 AU

Year: 1157 Days

Day: 6 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,498,404 km

• M1: 154,235 km (0.076 R)
• M2: 554,260 km (0.068 R)
• M3: 1,534,126 km (0.071 R)
• M4: 2,521,472 km (0.09 R)
• M5: 3,528,266 km (0.089 R)
• M6: 4,752,724 km (0.09 R)
• M7: 5,945,468 km (0.027 R)
• M8: 6,528,900 km (0.12 R)
• M9: 7,194,461 km (0.101 R)
• M10: 8,143,809 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.6

Radius: 14.9

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.36 AU - 1.96 AU

Year: 1403 Days

Day: 6.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,498,404 km

• M1: 185,352 km (0.118 R)
• M2: 661,971 km (0.09 R)
• M3: 1,744,910 km (0.041 R)
• M4: 2,441,288 km (0.108 R)
• M5: 3,506,424 km (0.046 R)
• M6: 4,627,062 km (0.063 R)
• M7: 5,419,183 km (0.074 R)
• M8: 5,911,360 km (0.072 R)
• M9: 6,568,992 km (0.059 R)
• M10: 7,422,298 km (0.092 R)
• M11: 8,162,359 km (0.089 R)
• M12: 8,646,308 km (0.097 R)
• M13: 10,031,435 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.2

Radius: 10.9

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.3 AU - 3.86 AU

Year: 4444 Days

Day: 6 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,498,404 km

• M1: 147,653 km (0.088 R)
• M2: 1,117,795 km (0.108 R)
• M3: 1,843,046 km (0.077 R)
• M4: 2,748,113 km (0.081 R)
• M5: 3,332,143 km (0.101 R)
• M6: 4,650,100 km (0.08 R)
• M7: 6,073,374 km (0.063 R)
• M8: 6,757,934 km (0.061 R)
• M9: 8,368,355 km (0.029 R)
• M10: 12,067,462 km (0.118 R)
• M11: 12,716,866 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.1

Radius: 3.9

Gravity: 18.55 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.8 AU - 10.68 AU

Year: 19941 Days

Day: 24 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,498,404 km

• M1: 48,769 km (0.116 R)
• M2: 217,067 km (0.117 R)
• M3: 372,200 km (0.067 R)
• M4: 657,782 km (0.105 R)
• M5: 1,542,354 km (0.104 R)
• M6: 1,746,555 km (0.044 R)
• M7: 2,407,030 km (0.103 R)
• M8: 3,073,189 km (0.113 R)
• M9: 4,171,237 km (0.086 R)
• M10: 6,528,451 km (0.047 R)
• M11: 11,349,841 km (0.103 R)
• M12: 11,760,487 km (0.105 R)
• M13: 12,487,233 km (0.097 R)
• M14: 12,987,938 km (0.059 R)
• M15: 14,029,588 km (0.118 R)
• M16: 17,409,452 km (0.118 R)
• M17: 18,272,183 km (0.101 R)
• M18: 20,252,560 km (0.118 R)
• M19: 21,206,246 km (0.104 R)
• M20: 23,768,110 km (0.087 R)
• M21: 24,730,922 km (0.112 R)
• M22: 26,940,033 km (0.105 R)
• M23: 28,198,750 km (0.111 R)
• M24: 32,325,856 km (0.088 R)
• M25: 34,107,567 km (0.045 R)
• M26: 34,471,688 km (0.114 R)
• M27: 35,207,560 km (0.103 R)
• M28: 36,079,266 km (0.074 R)
• M29: 46,785,388 km (0.048 R)
• M30: 48,753,497 km (0.101 R)
• M31: 52,692,260 km (0.099 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 15,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit