🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.4

Radius: 14.9

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.2 AU - 1.46 AU

Year: 990 Days

Day: 14.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,686,954 km

• M1: 185,501 km (0.113 R)
• M2: 851,062 km (0.094 R)
• M3: 1,589,328 km (0.109 R)
• M4: 2,202,679 km (0.115 R)
• M5: 2,678,849 km (0.055 R)
• M6: 3,224,433 km (0.04 R)
• M7: 3,771,662 km (0.101 R)
• M8: 4,952,886 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.1

Radius: 10

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.24 AU - 1.6 AU

Year: 1093 Days

Day: 7.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,686,954 km

• M1: 125,064 km (0.1 R)
• M2: 453,132 km (0.083 R)
• M3: 937,380 km (0.025 R)
• M4: 1,604,587 km (0.112 R)
• M5: 1,970,802 km (0.08 R)
• M6: 2,334,026 km (0.117 R)
• M7: 2,901,899 km (0.052 R)
• M8: 3,375,078 km (0.049 R)
• M9: 4,931,793 km (0.056 R)
• M10: 5,480,518 km (0.108 R)
• M11: 6,069,485 km (0.088 R)
• M12: 6,580,062 km (0.097 R)
• M13: 8,482,498 km (0.104 R)
• M14: 9,575,161 km (0.087 R)
• M15: 10,726,018 km (0.095 R)
• M16: 11,095,375 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.1

Radius: 9.5

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.77 AU - 2.51 AU

Year: 2021 Days

Day: 11 Hours

Environment

Temp: -195 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,686,954 km

• M1: 118,182 km (0.1 R)
• M2: 425,307 km (0.084 R)
• M3: 748,887 km (0.093 R)
• M4: 1,412,802 km (0.094 R)
• M5: 1,735,934 km (0.112 R)
• M6: 2,365,591 km (0.076 R)
• M7: 3,017,987 km (0.099 R)
• M8: 5,207,801 km (0.081 R)
• M9: 6,461,282 km (0.085 R)
• M10: 7,993,014 km (0.066 R)
• M11: 9,033,617 km (0.091 R)
• M12: 9,388,912 km (0.077 R)
• M13: 9,686,462 km (0.066 R)
• M14: 10,162,034 km (0.112 R)
• M15: 11,381,855 km (0.111 R)
• M16: 12,417,970 km (0.102 R)
• M17: 13,557,606 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.6

Radius: 10.7

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.96 AU - 2.46 AU

Year: 2121 Days

Day: 12.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,686,954 km

• M1: 133,890 km (0.096 R)
• M2: 693,985 km (0.063 R)
• M3: 2,576,375 km (0.048 R)
• M4: 2,975,202 km (0.052 R)
• M5: 4,197,567 km (0.094 R)
• M6: 4,533,863 km (0.113 R)
• M7: 5,189,550 km (0.091 R)
• M8: 5,528,090 km (0.1 R)
• M9: 6,718,141 km (0.081 R)
• M10: 7,479,594 km (0.079 R)
• M11: 7,912,830 km (0.094 R)
• M12: 9,852,516 km (0.07 R)
• M13: 10,564,452 km (0.103 R)
• M14: 11,350,439 km (0.087 R)
• M15: 11,965,137 km (0.101 R)
• M16: 14,505,458 km (0.081 R)
• M17: 17,118,784 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.3

Radius: 12.3

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.92 AU - 4.86 AU

Year: 5939 Days

Day: 5.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 115.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,686,954 km

• M1: 153,188 km (0.09 R)
• M2: 542,143 km (0.036 R)
• M3: 950,844 km (0.073 R)
• M4: 1,541,157 km (0.109 R)
• M5: 2,006,257 km (0.075 R)
• M6: 2,531,495 km (0.108 R)
• M7: 3,817,139 km (0.098 R)
• M8: 4,917,432 km (0.104 R)
• M9: 5,911,061 km (0.112 R)
• M10: 6,831,985 km (0.03 R)
• M11: 11,588,898 km (0.102 R)
• M12: 12,121,915 km (0.101 R)
• M13: 14,697,542 km (0.097 R)
• M14: 15,264,817 km (0.07 R)
• M15: 15,964,935 km (0.116 R)
• M16: 16,747,332 km (0.106 R)
• M17: 18,782,312 km (0.057 R)
• M18: 19,450,715 km (0.115 R)
• M19: 25,626,115 km (0.078 R)
• M20: 27,887,287 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938

Radius: 14.2

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.57 AU - 6.03 AU

Year: 9019 Days

Day: 9.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,686,954 km

• M1: 177,124 km (0.117 R)
• M2: 913,594 km (0.109 R)
• M3: 1,738,926 km (0.037 R)
• M4: 2,505,914 km (0.113 R)
• M5: 3,158,909 km (0.11 R)
• M6: 3,766,725 km (0.104 R)
• M7: 5,349,769 km (0.062 R)
• M8: 6,705,575 km (0.119 R)
• M9: 8,103,417 km (0.079 R)
• M10: 9,588,924 km (0.088 R)
• M11: 10,037,868 km (0.068 R)
• M12: 13,836,157 km (0.081 R)
• M13: 15,134,218 km (0.118 R)
• M14: 17,304,584 km (0.088 R)
• M15: 20,648,844 km (0.117 R)
• M16: 21,569,021 km (0.092 R)
• M17: 22,255,376 km (0.1 R)
• M18: 24,866,308 km (0.077 R)
• M19: 26,880,194 km (0.034 R)
• M20: 28,281,777 km (0.068 R)
• M21: 30,582,143 km (0.111 R)
• M22: 31,230,650 km (0.09 R)
• M23: 32,220,389 km (0.11 R)
• M24: 37,486,234 km (0.064 R)
• M25: 44,806,657 km (0.093 R)
• M26: 47,636,450 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 13,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit