🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 669.8

Radius: 8

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.02 AU - 1.12 AU

Year: 751 Days

Day: 6.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,447,492 km

• M1: 99,483 km (0.069 R)
• M2: 516,412 km (0.075 R)
• M3: 841,787 km (0.098 R)
• M4: 1,132,905 km (0.097 R)
• M5: 1,774,530 km (0.084 R)
• M6: 3,081,417 km (0.082 R)
• M7: 4,039,591 km (0.113 R)
• M8: 4,415,531 km (0.054 R)
• M9: 5,219,619 km (0.077 R)
• M10: 6,077,713 km (0.107 R)
• M11: 6,572,283 km (0.045 R)
• M12: 7,205,232 km (0.087 R)
• M13: 8,071,104 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.2

Radius: 10.6

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.96 AU - 1.56 AU

Year: 959 Days

Day: 8.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,447,492 km

• M1: 133,591 km (0.074 R)
• M2: 750,233 km (0.119 R)
• M3: 1,104,331 km (0.105 R)
• M4: 1,486,105 km (0.101 R)
• M5: 2,053,380 km (0.112 R)
• M6: 2,504,867 km (0.114 R)
• M7: 2,906,238 km (0.06 R)
• M8: 3,465,285 km (0.104 R)
• M9: 4,545,232 km (0.093 R)
• M10: 4,880,182 km (0.116 R)
• M11: 5,283,049 km (0.075 R)
• M12: 5,617,849 km (0.104 R)
• M13: 6,023,109 km (0.044 R)
• M14: 6,567,197 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.6

Radius: 10.5

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.01 AU - 1.57 AU

Year: 994 Days

Day: 5 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,447,492 km

• M1: 130,898 km (0.068 R)
• M2: 530,923 km (0.101 R)
• M3: 1,034,768 km (0.068 R)
• M4: 1,740,721 km (0.108 R)
• M5: 2,542,865 km (0.097 R)
• M6: 3,437,909 km (0.103 R)
• M7: 3,779,141 km (0.12 R)
• M8: 4,194,724 km (0.089 R)
• M9: 5,000,458 km (0.114 R)
• M10: 7,775,948 km (0.103 R)
• M11: 9,193,986 km (0.091 R)
• M12: 9,672,400 km (0.102 R)
• M13: 10,104,738 km (0.069 R)
• M14: 11,241,981 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.4

Radius: 13.8

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.23 AU - 1.61 AU

Year: 1148 Days

Day: 14.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 63.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,447,492 km

• M1: 171,589 km (0.107 R)
• M2: 873,801 km (0.083 R)
• M3: 1,616,854 km (0.12 R)
• M4: 2,316,074 km (0.063 R)
• M5: 2,990,910 km (0.119 R)
• M6: 3,826,115 km (0.107 R)
• M7: 4,307,970 km (0.049 R)
• M8: 5,435,788 km (0.114 R)
• M9: 5,874,260 km (0.117 R)
• M10: 6,822,860 km (0.117 R)
• M11: 7,459,698 km (0.067 R)
• M12: 8,325,122 km (0.108 R)
• M13: 8,938,473 km (0.077 R)
• M14: 10,863,349 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.2

Radius: 8.8

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.03 AU - 2.39 AU

Year: 2228 Days

Day: 13.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 141.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 17,447,492 km

• M1: 109,655 km (0.115 R)
• M2: 714,180 km (0.09 R)
• M3: 1,147,715 km (0.06 R)
• M4: 1,556,566 km (0.1 R)
• M5: 2,047,995 km (0.097 R)
• M6: 2,337,766 km (0.102 R)
• M7: 2,685,132 km (0.095 R)
• M8: 2,984,478 km (0.083 R)
• M9: 3,412,627 km (0.099 R)
• M10: 4,060,086 km (0.09 R)
• M11: 5,157,985 km (0.116 R)
• M12: 6,387,380 km (0.064 R)
• M13: 6,895,415 km (0.118 R)
• M14: 7,738,997 km (0.113 R)
• M15: 8,548,920 km (0.096 R)
• M16: 9,271,926 km (0.104 R)
• M17: 9,886,624 km (0.109 R)
• M18: 10,721,979 km (0.08 R)
• M19: 11,116,917 km (0.112 R)
• M20: 11,644,848 km (0.09 R)
• M21: 12,317,589 km (0.116 R)
• M22: 12,927,051 km (0.113 R)
• M23: 17,336,299 km (0.108 R)
• M24: 18,046,290 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.5

Radius: 12.3

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.57 AU - 3.03 AU

Year: 3178 Days

Day: 14.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 17,447,492 km

• M1: 153,787 km (0.113 R)
• M2: 589,116 km (0.094 R)
• M3: 981,960 km (0.047 R)
• M4: 1,407,267 km (0.106 R)
• M5: 2,089,134 km (0.096 R)
• M6: 3,481,142 km (0.076 R)
• M7: 4,648,903 km (0.101 R)
• M8: 5,091,564 km (0.104 R)
• M9: 6,139,646 km (0.042 R)
• M10: 6,646,484 km (0.082 R)
• M11: 7,473,910 km (0.096 R)
• M12: 8,432,982 km (0.106 R)
• M13: 9,368,267 km (0.097 R)
• M14: 10,976,145 km (0.096 R)
• M15: 12,131,939 km (0.116 R)
• M16: 12,932,138 km (0.094 R)
• M17: 13,588,423 km (0.101 R)
• M18: 15,206,474 km (0.056 R)
• M19: 16,897,827 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.8

Radius: 11.8

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.22 AU - 5.18 AU

Year: 5838 Days

Day: 5.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 17,447,492 km

• M1: 147,803 km (0.112 R)
• M2: 612,753 km (0.096 R)
• M3: 999,613 km (0.11 R)
• M4: 1,594,863 km (0.06 R)
• M5: 3,803,675 km (0.089 R)
• M6: 4,221,502 km (0.112 R)
• M7: 4,697,373 km (0.031 R)
• M8: 5,092,012 km (0.094 R)
• M9: 5,539,460 km (0.086 R)
• M10: 7,947,237 km (0.114 R)
• M11: 8,387,055 km (0.112 R)
• M12: 8,843,329 km (0.117 R)
• M13: 9,625,426 km (0.05 R)
• M14: 10,836,122 km (0.1 R)
• M15: 11,989,521 km (0.088 R)
• M16: 13,057,351 km (0.082 R)
• M17: 15,016,784 km (0.081 R)
• M18: 15,628,639 km (0.111 R)
• M19: 17,363,974 km (0.11 R)
• M20: 17,766,542 km (0.103 R)
• M21: 18,312,874 km (0.098 R)
• M22: 19,295,881 km (0.104 R)
• M23: 20,239,844 km (0.028 R)
• M24: 25,341,281 km (0.042 R)
• M25: 28,837,533 km (0.086 R)
• M26: 29,974,925 km (0.108 R)
• M27: 32,541,576 km (0.108 R)
• M28: 33,878,383 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.4

Radius: 10.9

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.19 AU - 6.79 AU

Year: 8725 Days

Day: 9.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,447,492 km

• M1: 176,226 km (0.073 R)
• M2: 562,189 km (0.097 R)
• M3: 1,202,468 km (0.059 R)
• M4: 1,723,667 km (0.06 R)
• M5: 2,727,468 km (0.114 R)
• M6: 4,505,738 km (0.108 R)
• M7: 6,384,239 km (0.063 R)
• M8: 7,946,938 km (0.109 R)
• M9: 10,580,758 km (0.039 R)
• M10: 11,457,103 km (0.086 R)
• M11: 15,404,242 km (0.089 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 12,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit