🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.9

Radius: 11

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.63 AU - 0.69 AU

Year: 377 Days

Day: 7.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,628,613 km

• M1: 136,882 km (0.083 R)
• M2: 485,146 km (0.071 R)
• M3: 940,223 km (0.075 R)
• M4: 1,338,602 km (0.11 R)
• M5: 1,785,451 km (0.103 R)
• M6: 2,178,594 km (0.049 R)
• M7: 2,555,132 km (0.12 R)
• M8: 2,913,867 km (0.118 R)
• M9: 3,441,499 km (0.102 R)
• M10: 3,831,949 km (0.06 R)
• M11: 4,252,020 km (0.115 R)
• M12: 4,660,572 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.8

Radius: 8

Gravity: 14.79 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.75 AU - 1.25 AU

Year: 703 Days

Day: 11.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,628,613 km

• M1: 99,632 km (0.098 R)
• M2: 462,407 km (0.048 R)
• M3: 804,687 km (0.09 R)
• M4: 1,183,768 km (0.109 R)
• M5: 2,359,308 km (0.1 R)
• M6: 3,054,340 km (0.08 R)
• M7: 3,332,442 km (0.106 R)
• M8: 3,803,825 km (0.118 R)
• M9: 4,126,358 km (0.112 R)
• M10: 5,131,805 km (0.056 R)
• M11: 6,461,880 km (0.041 R)
• M12: 6,810,742 km (0.04 R)
• M13: 7,666,143 km (0.106 R)
• M14: 8,157,273 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.1

Radius: 9.9

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.01 AU - 1.41 AU

Year: 936 Days

Day: 7 Hours

Environment

Temp: -184 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,628,613 km

• M1: 123,119 km (0.103 R)
• M2: 532,120 km (0.061 R)
• M3: 907,161 km (0.102 R)
• M4: 1,293,423 km (0.114 R)
• M5: 1,745,807 km (0.088 R)
• M6: 2,058,467 km (0.12 R)
• M7: 2,519,527 km (0.077 R)
• M8: 2,959,644 km (0.12 R)
• M9: 3,694,020 km (0.057 R)
• M10: 4,528,477 km (0.097 R)
• M11: 4,981,310 km (0.117 R)
• M12: 5,560,852 km (0.114 R)
• M13: 6,310,487 km (0.069 R)
• M14: 6,633,170 km (0.09 R)
• M15: 7,103,206 km (0.119 R)
• M16: 8,035,500 km (0.114 R)
• M17: 8,466,491 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.9

Radius: 11.4

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.13 AU - 1.43 AU

Year: 1018 Days

Day: 14.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 35,628,613 km

• M1: 142,716 km (0.051 R)
• M2: 702,063 km (0.085 R)
• M3: 1,121,685 km (0.069 R)
• M4: 1,655,899 km (0.08 R)
• M5: 2,532,393 km (0.09 R)
• M6: 3,080,071 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.7

Radius: 12.2

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.87 AU - 1.95 AU

Year: 1855 Days

Day: 9.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,628,613 km

• M1: 151,692 km (0.099 R)
• M2: 640,578 km (0.113 R)
• M3: 1,076,207 km (0.056 R)
• M4: 1,765,554 km (0.093 R)
• M5: 2,462,680 km (0.114 R)
• M6: 2,861,508 km (0.106 R)
• M7: 3,287,862 km (0.115 R)
• M8: 3,809,510 km (0.089 R)
• M9: 4,193,976 km (0.112 R)
• M10: 5,149,907 km (0.066 R)
• M11: 5,691,451 km (0.083 R)
• M12: 6,171,511 km (0.041 R)
• M13: 6,915,610 km (0.112 R)
• M14: 7,575,935 km (0.115 R)
• M15: 8,676,078 km (0.106 R)
• M16: 9,610,466 km (0.033 R)
• M17: 11,007,860 km (0.104 R)
• M18: 12,063,871 km (0.088 R)
• M19: 13,062,736 km (0.111 R)
• M20: 13,603,533 km (0.049 R)
• M21: 14,730,005 km (0.082 R)
• M22: 15,315,980 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.4

Radius: 9.3

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.11 AU - 2.11 AU

Year: 2154 Days

Day: 9.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,628,613 km

• M1: 116,088 km (0.045 R)
• M2: 487,839 km (0.109 R)
• M3: 1,007,542 km (0.03 R)
• M4: 1,963,023 km (0.106 R)
• M5: 2,358,560 km (0.082 R)
• M6: 3,192,269 km (0.113 R)
• M7: 3,932,928 km (0.072 R)
• M8: 4,313,056 km (0.11 R)
• M9: 5,383,878 km (0.113 R)
• M10: 6,007,551 km (0.082 R)
• M11: 6,734,148 km (0.091 R)
• M12: 7,428,282 km (0.095 R)
• M13: 9,654,897 km (0.093 R)
• M14: 10,052,678 km (0.1 R)
• M15: 11,193,810 km (0.078 R)
• M16: 12,461,503 km (0.105 R)
• M17: 13,108,214 km (0.079 R)
• M18: 15,328,396 km (0.089 R)
• M19: 16,020,436 km (0.102 R)
• M20: 16,425,248 km (0.113 R)
• M21: 18,004,253 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.2

Radius: 11.8

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.35 AU - 5.85 AU

Year: 8096 Days

Day: 6.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,628,613 km

• M1: 146,905 km (0.029 R)
• M2: 519,404 km (0.076 R)
• M3: 994,377 km (0.105 R)
• M4: 1,387,371 km (0.116 R)
• M5: 2,909,230 km (0.111 R)
• M6: 4,321,134 km (0.115 R)
• M7: 5,193,589 km (0.07 R)
• M8: 6,512,444 km (0.096 R)
• M9: 6,927,429 km (0.042 R)
• M10: 8,004,084 km (0.068 R)
• M11: 9,103,629 km (0.069 R)
• M12: 9,935,991 km (0.08 R)
• M13: 11,254,248 km (0.105 R)
• M14: 13,061,988 km (0.049 R)
• M15: 13,500,909 km (0.096 R)
• M16: 14,466,712 km (0.042 R)
• M17: 15,599,767 km (0.086 R)
• M18: 16,662,959 km (0.111 R)
• M19: 20,434,770 km (0.096 R)
• M20: 22,246,101 km (0.092 R)
• M21: 22,952,203 km (0.105 R)
• M22: 24,244,280 km (0.03 R)
• M23: 27,417,251 km (0.086 R)
• M24: 30,280,703 km (0.108 R)
• M25: 30,760,613 km (0.119 R)
• M26: 32,630,288 km (0.115 R)
• M27: 33,952,583 km (0.119 R)
• M28: 35,416,099 km (0.06 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 13,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit