🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.3

Radius: 9.2

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.03 AU - 1.09 AU

Year: 740 Days

Day: 6.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,606,333 km

• M1: 114,442 km (0.09 R)
• M2: 461,509 km (0.114 R)
• M3: 915,090 km (0.071 R)
• M4: 1,299,108 km (0.111 R)
• M5: 1,979,329 km (0.098 R)
• M6: 2,698,446 km (0.087 R)
• M7: 3,528,266 km (0.116 R)
• M8: 4,301,238 km (0.076 R)
• M9: 6,200,084 km (0.114 R)
• M10: 7,366,947 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568

Radius: 13

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.31 AU - 1.37 AU

Year: 1052 Days

Day: 5.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,606,333 km

• M1: 161,715 km (0.073 R)
• M2: 653,743 km (0.114 R)
• M3: 1,160,879 km (0.075 R)
• M4: 1,682,228 km (0.065 R)
• M5: 2,088,237 km (0.04 R)
• M6: 2,514,890 km (0.09 R)
• M7: 3,377,322 km (0.088 R)
• M8: 3,847,208 km (0.073 R)
• M9: 5,293,371 km (0.033 R)
• M10: 5,746,503 km (0.054 R)
• M11: 6,442,133 km (0.099 R)
• M12: 7,264,323 km (0.104 R)
• M13: 7,750,666 km (0.088 R)
• M14: 8,520,945 km (0.118 R)
• M15: 9,007,288 km (0.11 R)
• M16: 10,035,773 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.9

Radius: 14.9

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.48 AU - 2.58 AU

Year: 2729 Days

Day: 7.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,606,333 km

• M1: 236,813 km (0.08 R)
• M2: 821,592 km (0.064 R)
• M3: 1,421,180 km (0.108 R)
• M4: 2,246,511 km (0.115 R)
• M5: 3,702,099 km (0.078 R)
• M6: 4,461,906 km (0.085 R)
• M7: 5,396,594 km (0.025 R)
• M8: 6,485,965 km (0.076 R)
• M9: 8,422,061 km (0.025 R)
• M10: 10,071,976 km (0.065 R)
• M11: 12,916,430 km (0.085 R)
• M12: 13,407,709 km (0.12 R)
• M13: 14,191,602 km (0.057 R)
• M14: 15,201,986 km (0.035 R)
• M15: 17,312,363 km (0.058 R)
• M16: 19,379,058 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.8

Radius: 5

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.43 AU - 7.19 AU

Year: 10751 Days

Day: 22.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,606,333 km

• M1: 132,245 km (0.092 R)
• M2: 292,613 km (0.116 R)
• M3: 494,571 km (0.087 R)
• M4: 911,350 km (0.082 R)
• M5: 1,139,936 km (0.1 R)
• M6: 2,163,036 km (0.113 R)
• M7: 2,461,035 km (0.039 R)
• M8: 2,806,007 km (0.077 R)
• M9: 4,139,373 km (0.101 R)
• M10: 4,655,187 km (0.105 R)
• M11: 5,460,472 km (0.079 R)
• M12: 7,575,636 km (0.116 R)
• M13: 8,814,157 km (0.114 R)
• M14: 11,373,029 km (0.097 R)
• M15: 16,077,433 km (0.085 R)
• M16: 16,936,424 km (0.051 R)
• M17: 19,253,545 km (0.095 R)
• M18: 20,373,435 km (0.05 R)
• M19: 25,997,866 km (0.104 R)
• M20: 31,139,545 km (0.075 R)
• M21: 31,954,704 km (0.094 R)
• M22: 32,679,505 km (0.089 R)
• M23: 34,161,871 km (0.106 R)
• M24: 34,593,460 km (0.115 R)
• M25: 36,581,018 km (0.078 R)
• M26: 39,465,713 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.5

Radius: 6.6

Gravity: 21.25 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.73 AU - 7.57 AU

Year: 11631 Days

Day: 15.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,606,333 km

• M1: 83,326 km (0.079 R)
• M2: 557,402 km (0.082 R)
• M3: 974,780 km (0.116 R)
• M4: 1,599,800 km (0.066 R)
• M5: 2,017,776 km (0.079 R)
• M6: 2,262,668 km (0.09 R)
• M7: 2,548,549 km (0.031 R)
• M8: 2,858,367 km (0.058 R)
• M9: 3,242,983 km (0.058 R)
• M10: 4,356,440 km (0.091 R)
• M11: 7,530,009 km (0.047 R)
• M12: 8,169,390 km (0.071 R)
• M13: 8,844,376 km (0.05 R)
• M14: 12,347,808 km (0.068 R)
• M15: 12,597,337 km (0.115 R)
• M16: 13,562,992 km (0.12 R)
• M17: 14,715,943 km (0.094 R)
• M18: 15,640,607 km (0.051 R)
• M19: 16,006,374 km (0.071 R)
• M20: 16,528,022 km (0.101 R)
• M21: 19,391,474 km (0.113 R)
• M22: 21,295,257 km (0.117 R)
• M23: 22,017,216 km (0.109 R)
• M24: 22,755,631 km (0.111 R)
• M25: 23,036,576 km (0.079 R)
• M26: 24,087,052 km (0.111 R)
• M27: 25,874,298 km (0.059 R)
• M28: 27,641,797 km (0.102 R)
• M29: 30,271,728 km (0.085 R)
• M30: 30,725,757 km (0.071 R)
• M31: 34,153,942 km (0.057 R)
• M32: 51,376,696 km (0.104 R)
• M33: 52,022,510 km (0.066 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 18,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit