🌌 Stone's Star System Generator

Asteroid Belt

Center: 1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.4

Radius: 9.3

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.73 AU - 2.25 AU

Year: 1842 Days

Day: 7 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,051,562 km

• M1: 135,236 km (0.079 R)
• M2: 696,079 km (0.116 R)
• M3: 1,031,627 km (0.111 R)
• M4: 1,620,893 km (0.036 R)
• M5: 2,275,084 km (0.094 R)
• M6: 3,772,559 km (0.097 R)
• M7: 4,449,938 km (0.051 R)
• M8: 4,817,949 km (0.085 R)
• M9: 6,186,022 km (0.05 R)
• M10: 7,101,411 km (0.089 R)
• M11: 7,879,918 km (0.072 R)
• M12: 8,625,215 km (0.072 R)
• M13: 10,591,828 km (0.094 R)
• M14: 11,427,632 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.3

Radius: 11

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.83 AU - 2.73 AU

Year: 2258 Days

Day: 10.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,051,562 km

• M1: 138,228 km (0.042 R)
• M2: 480,359 km (0.108 R)
• M3: 1,630,916 km (0.119 R)
• M4: 2,387,881 km (0.088 R)
• M5: 2,946,031 km (0.087 R)
• M6: 4,528,328 km (0.06 R)
• M7: 5,111,759 km (0.112 R)
• M8: 6,561,512 km (0.113 R)
• M9: 10,472,898 km (0.101 R)
• M10: 12,009,418 km (0.069 R)
• M11: 12,622,620 km (0.055 R)
• M12: 15,051,640 km (0.11 R)
• M13: 15,813,093 km (0.114 R)
• M14: 17,156,033 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.4

Radius: 9.8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.1 AU - 2.56 AU

Year: 2333 Days

Day: 8.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,051,562 km

• M1: 122,072 km (0.059 R)
• M2: 730,187 km (0.094 R)
• M3: 1,099,245 km (0.115 R)
• M4: 2,001,769 km (0.101 R)
• M5: 2,326,247 km (0.037 R)
• M6: 2,733,751 km (0.115 R)
• M7: 3,282,626 km (0.065 R)
• M8: 5,024,843 km (0.081 R)
• M9: 6,434,204 km (0.114 R)
• M10: 7,312,194 km (0.09 R)
• M11: 7,646,246 km (0.086 R)
• M12: 8,736,516 km (0.114 R)
• M13: 9,085,677 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.3

Radius: 8.6

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.48 AU - 2.86 AU

Year: 2862 Days

Day: 6.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,051,562 km

• M1: 106,962 km (0.086 R)
• M2: 404,812 km (0.117 R)
• M3: 815,159 km (0.029 R)
• M4: 1,253,032 km (0.111 R)
• M5: 1,719,777 km (0.107 R)
• M6: 2,420,494 km (0.081 R)
• M7: 4,132,641 km (0.101 R)
• M8: 4,783,691 km (0.114 R)
• M9: 6,422,835 km (0.07 R)
• M10: 6,807,750 km (0.099 R)
• M11: 7,414,070 km (0.11 R)
• M12: 10,167,120 km (0.111 R)
• M13: 10,766,708 km (0.055 R)
• M14: 11,192,613 km (0.085 R)
• M15: 11,589,347 km (0.108 R)
• M16: 12,160,661 km (0.101 R)
• M17: 12,453,275 km (0.09 R)
• M18: 13,315,407 km (0.114 R)
• M19: 13,716,030 km (0.08 R)
• M20: 14,078,955 km (0.115 R)
• M21: 14,448,312 km (0.064 R)
• M22: 15,110,133 km (0.092 R)
• M23: 15,546,061 km (0.117 R)
• M24: 16,904,709 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.6

Radius: 10.9

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.29 AU - 3.21 AU

Year: 2992 Days

Day: 13.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,051,562 km

• M1: 135,536 km (0.094 R)
• M2: 577,448 km (0.106 R)
• M3: 948,451 km (0.116 R)
• M4: 1,355,207 km (0.05 R)
• M5: 1,790,387 km (0.1 R)
• M6: 2,371,276 km (0.088 R)
• M7: 3,253,903 km (0.104 R)
• M8: 3,911,236 km (0.09 R)
• M9: 5,049,676 km (0.065 R)
• M10: 5,514,477 km (0.089 R)
• M11: 6,084,145 km (0.08 R)
• M12: 6,802,514 km (0.073 R)
• M13: 8,218,458 km (0.099 R)
• M14: 8,797,103 km (0.059 R)
• M15: 9,334,159 km (0.053 R)
• M16: 9,857,303 km (0.071 R)
• M17: 10,962,532 km (0.114 R)
• M18: 12,026,023 km (0.055 R)
• M19: 13,681,922 km (0.095 R)
• M20: 17,130,003 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482

Radius: 14

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.69 AU - 3.19 AU

Year: 3307 Days

Day: 13.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,051,562 km

• M1: 174,132 km (0.034 R)
• M2: 1,140,983 km (0.094 R)
• M3: 1,629,270 km (0.106 R)
• M4: 2,103,346 km (0.103 R)
• M5: 2,808,401 km (0.119 R)
• M6: 3,321,821 km (0.068 R)
• M7: 4,968,295 km (0.084 R)
• M8: 5,598,252 km (0.026 R)
• M9: 6,065,146 km (0.025 R)
• M10: 6,699,741 km (0.107 R)
• M11: 7,287,211 km (0.092 R)
• M12: 7,813,497 km (0.106 R)
• M13: 8,667,701 km (0.086 R)
• M14: 9,546,887 km (0.119 R)
• M15: 10,484,866 km (0.091 R)
• M16: 11,857,875 km (0.037 R)
• M17: 12,544,081 km (0.054 R)
• M18: 12,986,442 km (0.07 R)
• M19: 14,328,334 km (0.115 R)
• M20: 14,909,971 km (0.105 R)
• M21: 16,120,517 km (0.084 R)
• M22: 16,696,918 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857

Radius: 13

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.13 AU - 3.31 AU

Year: 3790 Days

Day: 9.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,051,562 km

• M1: 162,014 km (0.092 R)
• M2: 817,552 km (0.105 R)
• M3: 1,256,323 km (0.088 R)
• M4: 1,844,243 km (0.079 R)
• M5: 3,210,370 km (0.088 R)
• M6: 3,728,577 km (0.113 R)
• M7: 4,833,507 km (0.062 R)
• M8: 6,086,838 km (0.103 R)
• M9: 7,683,496 km (0.046 R)
• M10: 8,804,583 km (0.119 R)
• M11: 9,785,795 km (0.093 R)
• M12: 10,282,161 km (0.037 R)
• M13: 13,020,699 km (0.094 R)
• M14: 14,452,052 km (0.1 R)
• M15: 15,592,586 km (0.105 R)
• M16: 16,328,159 km (0.098 R)
• M17: 17,444,757 km (0.075 R)
• M18: 18,361,792 km (0.109 R)
• M19: 22,212,142 km (0.07 R)
• M20: 22,998,728 km (0.07 R)
• M21: 26,173,943 km (0.109 R)
• M22: 27,051,633 km (0.103 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: 358 - 13,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit