🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.2

Radius: 11.1

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.66 AU - 0.96 AU

Year: 478 Days

Day: 13.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,653,052 km

• M1: 138,079 km (0.065 R)
• M2: 561,890 km (0.053 R)
• M3: 942,766 km (0.077 R)
• M4: 1,523,056 km (0.091 R)
• M5: 2,059,963 km (0.093 R)
• M6: 2,595,972 km (0.087 R)
• M7: 3,106,400 km (0.1 R)
• M8: 3,841,374 km (0.106 R)
• M9: 5,415,293 km (0.106 R)
• M10: 5,850,474 km (0.041 R)
• M11: 6,234,042 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.8

Radius: 12

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.87 AU - 0.89 AU

Year: 542 Days

Day: 8.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,653,052 km

• M1: 149,299 km (0.088 R)
• M2: 543,040 km (0.094 R)
• M3: 950,994 km (0.116 R)
• M4: 1,580,651 km (0.078 R)
• M5: 2,215,096 km (0.102 R)
• M6: 3,735,010 km (0.111 R)
• M7: 4,209,534 km (0.077 R)
• M8: 4,599,237 km (0.107 R)
• M9: 5,365,776 km (0.087 R)
• M10: 6,177,494 km (0.052 R)
• M11: 6,843,953 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.7

Radius: 14.5

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.31 AU - 1.77 AU

Year: 1254 Days

Day: 11.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 71.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,653,052 km

• M1: 180,415 km (0.072 R)
• M2: 673,490 km (0.102 R)
• M3: 1,442,871 km (0.116 R)
• M4: 1,986,061 km (0.118 R)
• M5: 2,724,776 km (0.103 R)
• M6: 4,031,513 km (0.116 R)
• M7: 4,550,169 km (0.093 R)
• M8: 5,004,198 km (0.063 R)
• M9: 5,782,556 km (0.116 R)
• M10: 6,423,583 km (0.102 R)
• M11: 7,367,546 km (0.104 R)
• M12: 7,997,053 km (0.111 R)
• M13: 9,089,866 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.8

Radius: 11.3

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.06 AU - 3.6 AU

Year: 3986 Days

Day: 14.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,653,052 km

• M1: 140,622 km (0.082 R)
• M2: 760,855 km (0.087 R)
• M3: 1,163,871 km (0.077 R)
• M4: 1,539,212 km (0.114 R)
• M5: 2,439,792 km (0.066 R)
• M6: 3,037,585 km (0.064 R)
• M7: 3,870,995 km (0.101 R)
• M8: 4,274,909 km (0.086 R)
• M9: 5,613,511 km (0.085 R)
• M10: 6,684,182 km (0.077 R)
• M11: 7,078,822 km (0.088 R)
• M12: 8,060,632 km (0.057 R)
• M13: 10,502,369 km (0.108 R)
• M14: 12,083,618 km (0.097 R)
• M15: 13,483,406 km (0.12 R)
• M16: 14,503,962 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.6

Radius: 6.7

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.54 AU - 6.56 AU

Year: 9762 Days

Day: 15.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,653,052 km

• M1: 83,326 km (0.117 R)
• M2: 339,587 km (0.045 R)
• M3: 561,142 km (0.05 R)
• M4: 883,525 km (0.038 R)
• M5: 1,153,549 km (0.103 R)
• M6: 2,056,073 km (0.108 R)
• M7: 2,870,334 km (0.096 R)
• M8: 3,404,548 km (0.1 R)
• M9: 3,788,267 km (0.098 R)
• M10: 5,466,605 km (0.085 R)
• M11: 7,111,284 km (0.096 R)
• M12: 7,930,034 km (0.105 R)
• M13: 8,362,222 km (0.112 R)
• M14: 9,446,208 km (0.089 R)
• M15: 11,001,128 km (0.067 R)
• M16: 11,991,616 km (0.103 R)
• M17: 12,666,452 km (0.111 R)
• M18: 13,094,302 km (0.1 R)
• M19: 13,366,420 km (0.088 R)
• M20: 13,978,575 km (0.112 R)
• M21: 15,318,523 km (0.088 R)
• M22: 17,453,284 km (0.101 R)
• M23: 18,387,074 km (0.117 R)
• M24: 18,728,606 km (0.118 R)
• M25: 25,962,710 km (0.046 R)
• M26: 30,477,574 km (0.091 R)
• M27: 31,148,820 km (0.067 R)
• M28: 31,536,727 km (0.038 R)
• M29: 33,020,140 km (0.103 R)
• M30: 34,034,563 km (0.097 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 15,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit