🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

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: 84.5

Radius: 14.7

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.92 AU - 1.22 AU

Year: 715 Days

Day: 14.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 89,848,805 km

• M1: 183,108 km (0.104 R)
• M2: 1,114,055 km (0.09 R)
• M3: 1,710,203 km (0.083 R)
• M4: 2,269,400 km (0.074 R)
• M5: 2,741,680 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.8

Radius: 8.6

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.29 AU - 1.39 AU

Year: 1002 Days

Day: 9.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,848,805 km

• M1: 107,112 km (0.099 R)
• M2: 379,679 km (0.103 R)
• M3: 857,196 km (0.058 R)
• M4: 1,618,200 km (0.083 R)
• M5: 2,130,722 km (0.069 R)
• M6: 2,580,264 km (0.095 R)
• M7: 3,052,096 km (0.048 R)
• M8: 3,522,132 km (0.027 R)
• M9: 5,132,105 km (0.107 R)
• M10: 5,656,295 km (0.111 R)
• M11: 6,151,764 km (0.117 R)
• M12: 6,519,924 km (0.106 R)
• M13: 7,041,572 km (0.117 R)
• M14: 7,615,130 km (0.089 R)
• M15: 9,019,555 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.9

Radius: 11.1

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.26 AU - 4.02 AU

Year: 4484 Days

Day: 14.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,848,805 km

• M1: 138,079 km (0.106 R)
• M2: 715,975 km (0.119 R)
• M3: 1,386,024 km (0.114 R)
• M4: 2,102,748 km (0.107 R)
• M5: 2,673,164 km (0.057 R)
• M6: 3,186,135 km (0.118 R)
• M7: 4,148,199 km (0.084 R)
• M8: 4,943,013 km (0.046 R)
• M9: 6,967,072 km (0.115 R)
• M10: 8,388,102 km (0.079 R)
• M11: 10,469,158 km (0.078 R)
• M12: 14,231,545 km (0.089 R)
• M13: 24,756,952 km (0.098 R)
• M14: 25,468,589 km (0.113 R)
• M15: 27,432,958 km (0.064 R)
• M16: 28,884,207 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.6

Radius: 8.4

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.24 AU - 4.08 AU

Year: 4521 Days

Day: 6.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,848,805 km

• M1: 104,419 km (0.108 R)
• M2: 374,593 km (0.11 R)
• M3: 1,398,590 km (0.027 R)
• M4: 2,343,899 km (0.1 R)
• M5: 2,745,121 km (0.106 R)
• M6: 3,250,612 km (0.05 R)
• M7: 3,996,956 km (0.075 R)
• M8: 6,758,533 km (0.03 R)
• M9: 7,023,321 km (0.102 R)
• M10: 7,398,811 km (0.086 R)
• M11: 8,152,785 km (0.109 R)
• M12: 8,996,666 km (0.039 R)
• M13: 10,024,853 km (0.049 R)
• M14: 14,108,426 km (0.046 R)
• M15: 14,596,863 km (0.052 R)
• M16: 17,271,523 km (0.083 R)
• M17: 17,705,357 km (0.109 R)
• M18: 21,299,894 km (0.045 R)
• M19: 21,942,866 km (0.068 R)
• M20: 22,232,787 km (0.092 R)
• M21: 23,949,572 km (0.086 R)
• M22: 27,476,791 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.1

Radius: 14.3

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.61 AU - 4.71 AU

Year: 6495 Days

Day: 9.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 89,848,805 km

• M1: 180,116 km (0.094 R)
• M2: 796,309 km (0.111 R)
• M3: 1,706,912 km (0.101 R)
• M4: 2,371,126 km (0.034 R)
• M5: 4,268,626 km (0.112 R)
• M6: 4,931,344 km (0.095 R)
• M7: 5,402,278 km (0.119 R)
• M8: 5,849,127 km (0.063 R)
• M9: 6,728,164 km (0.096 R)
• M10: 7,661,206 km (0.105 R)
• M11: 8,468,287 km (0.115 R)
• M12: 10,095,014 km (0.111 R)
• M13: 11,107,492 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.2

Radius: 10.6

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.84 AU - 4.84 AU

Year: 6875 Days

Day: 11.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,848,805 km

• M1: 134,638 km (0.053 R)
• M2: 533,017 km (0.109 R)
• M3: 1,033,721 km (0.094 R)
• M4: 1,398,890 km (0.075 R)
• M5: 1,769,444 km (0.09 R)
• M6: 2,221,828 km (0.067 R)
• M7: 2,659,850 km (0.098 R)
• M8: 4,109,753 km (0.094 R)
• M9: 5,076,454 km (0.116 R)
• M10: 6,350,130 km (0.062 R)
• M11: 7,346,602 km (0.092 R)
• M12: 8,015,604 km (0.083 R)
• M13: 8,404,558 km (0.056 R)
• M14: 10,132,862 km (0.049 R)
• M15: 11,985,931 km (0.086 R)
• M16: 12,443,700 km (0.114 R)
• M17: 15,800,378 km (0.069 R)
• M18: 16,725,491 km (0.051 R)
• M19: 17,233,376 km (0.083 R)
• M20: 17,948,603 km (0.117 R)
• M21: 31,377,106 km (0.117 R)
• M22: 32,443,290 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.2

Radius: 6

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.34 AU - 7.9 AU

Year: 12267 Days

Day: 24.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,848,805 km

• M1: 74,799 km (0.12 R)
• M2: 317,447 km (0.066 R)
• M3: 741,108 km (0.061 R)
• M4: 1,618,350 km (0.119 R)
• M5: 2,189,066 km (0.038 R)
• M6: 4,461,756 km (0.066 R)
• M7: 5,034,417 km (0.111 R)
• M8: 5,711,198 km (0.112 R)
• M9: 5,998,127 km (0.096 R)
• M10: 6,446,771 km (0.107 R)
• M11: 7,377,120 km (0.078 R)
• M12: 9,620,789 km (0.102 R)
• M13: 18,438,835 km (0.057 R)
• M14: 18,813,578 km (0.083 R)
• M15: 20,033,848 km (0.095 R)
• M16: 23,495,991 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.5

Radius: 6

Gravity: 25.82 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.48 AU - 12.56 AU

Year: 22031 Days

Day: 15.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 89,848,805 km

• M1: 75,248 km (0.092 R)
• M2: 859,440 km (0.105 R)
• M3: 1,097,151 km (0.089 R)
• M4: 1,460,524 km (0.093 R)
• M5: 1,941,631 km (0.113 R)
• M6: 2,801,220 km (0.117 R)
• M7: 4,298,096 km (0.102 R)
• M8: 5,078,848 km (0.076 R)
• M9: 5,523,752 km (0.112 R)
• M10: 6,216,839 km (0.111 R)
• M11: 6,725,771 km (0.072 R)
• M12: 7,262,229 km (0.11 R)
• M13: 8,364,915 km (0.109 R)
• M14: 9,514,724 km (0.032 R)
• M15: 12,697,568 km (0.119 R)
• M16: 15,840,470 km (0.107 R)
• M17: 17,955,484 km (0.077 R)
• M18: 18,512,288 km (0.098 R)
• M19: 18,700,482 km (0.101 R)
• M20: 19,660,451 km (0.1 R)
• M21: 23,388,430 km (0.075 R)
• M22: 24,164,245 km (0.112 R)
• M23: 24,389,090 km (0.104 R)
• M24: 27,075,419 km (0.108 R)
• M25: 29,952,635 km (0.082 R)
• M26: 30,735,331 km (0.089 R)
• M27: 31,264,758 km (0.102 R)
• M28: 32,341,713 km (0.111 R)
• M29: 33,027,320 km (0.116 R)
• M30: 37,495,510 km (0.026 R)
• M31: 38,710,693 km (0.087 R)
• M32: 41,219,449 km (0.119 R)
• M33: 42,677,131 km (0.118 R)
• M34: 53,665,095 km (0.108 R)
• M35: 63,149,600 km (0.118 R)
• M36: 64,219,823 km (0.115 R)
• M37: 67,280,745 km (0.086 R)
• M38: 72,751,988 km (0.107 R)
• M39: 78,758,791 km (0.085 R)
• M40: 81,755,984 km (0.094 R)
• M41: 84,310,966 km (0.055 R)
• M42: 89,311,275 km (0.086 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 10,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit