🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.2

Radius: 9.6

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.76 AU - 2.9 AU

Year: 3229 Days

Day: 6.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 137.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,753,533 km

• M1: 120,277 km (0.071 R)
• M2: 455,226 km (0.111 R)
• M3: 755,020 km (0.098 R)
• M4: 1,754,185 km (0.074 R)
• M5: 2,209,261 km (0.105 R)
• M6: 4,385,611 km (0.075 R)
• M7: 5,278,710 km (0.095 R)
• M8: 6,779,626 km (0.09 R)
• M9: 7,080,617 km (0.112 R)
• M10: 7,453,415 km (0.075 R)
• M11: 10,844,350 km (0.104 R)
• M12: 12,069,407 km (0.081 R)
• M13: 13,290,574 km (0.101 R)
• M14: 16,083,117 km (0.109 R)
• M15: 16,837,988 km (0.08 R)
• M16: 17,729,442 km (0.084 R)
• M17: 19,485,422 km (0.098 R)
• M18: 19,849,992 km (0.074 R)
• M19: 21,418,526 km (0.031 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.2

Radius: 13.6

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.79 AU - 2.99 AU

Year: 3332 Days

Day: 6.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,753,533 km

• M1: 188,793 km (0.037 R)
• M2: 730,786 km (0.04 R)
• M3: 1,567,486 km (0.066 R)
• M4: 2,220,481 km (0.078 R)
• M5: 3,120,911 km (0.039 R)
• M6: 3,626,402 km (0.073 R)
• M7: 4,057,244 km (0.082 R)
• M8: 4,925,211 km (0.068 R)
• M9: 5,941,279 km (0.093 R)
• M10: 7,124,000 km (0.112 R)
• M11: 8,213,372 km (0.095 R)
• M12: 10,071,677 km (0.104 R)
• M13: 11,442,891 km (0.116 R)
• M14: 12,654,633 km (0.099 R)
• M15: 14,502,616 km (0.113 R)
• M16: 16,193,521 km (0.072 R)
• M17: 16,973,225 km (0.033 R)
• M18: 17,719,569 km (0.054 R)
• M19: 19,216,295 km (0.071 R)
• M20: 21,121,873 km (0.105 R)
• M21: 21,851,163 km (0.055 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.8

Radius: 6.4

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.29 AU - 6.01 AU

Year: 9109 Days

Day: 17.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,753,533 km

• M1: 79,736 km (0.117 R)
• M2: 295,157 km (0.104 R)
• M3: 962,363 km (0.063 R)
• M4: 1,615,507 km (0.09 R)
• M5: 1,874,761 km (0.11 R)
• M6: 2,674,361 km (0.074 R)
• M7: 2,959,644 km (0.076 R)
• M8: 3,524,376 km (0.09 R)
• M9: 4,542,240 km (0.119 R)
• M10: 5,033,669 km (0.118 R)
• M11: 5,263,152 km (0.117 R)
• M12: 6,251,994 km (0.084 R)
• M13: 7,395,820 km (0.1 R)
• M14: 7,844,464 km (0.104 R)
• M15: 8,510,772 km (0.11 R)
• M16: 10,878,009 km (0.101 R)
• M17: 11,213,856 km (0.056 R)
• M18: 12,785,382 km (0.07 R)
• M19: 13,431,346 km (0.091 R)
• M20: 15,082,009 km (0.078 R)
• M21: 17,248,634 km (0.098 R)
• M22: 17,508,785 km (0.083 R)
• M23: 17,837,601 km (0.119 R)
• M24: 19,194,304 km (0.043 R)
• M25: 20,911,538 km (0.111 R)
• M26: 23,436,302 km (0.068 R)
• M27: 24,648,344 km (0.107 R)
• M28: 24,895,778 km (0.108 R)
• M29: 25,395,435 km (0.113 R)
• M30: 28,444,090 km (0.113 R)
• M31: 30,860,844 km (0.039 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.8

Radius: 3.8

Gravity: 34.61 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.63 AU - 11.53 AU

Year: 20111 Days

Day: 20.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 68,753,533 km

• M1: 47,423 km (0.117 R)
• M2: 188,045 km (0.11 R)
• M3: 355,893 km (0.063 R)
• M4: 518,506 km (0.088 R)
• M5: 883,226 km (0.109 R)
• M6: 1,120,787 km (0.095 R)
• M7: 1,491,790 km (0.116 R)
• M8: 2,235,890 km (0.09 R)
• M9: 2,427,674 km (0.06 R)
• M10: 3,095,180 km (0.12 R)
• M11: 3,699,555 km (0.111 R)
• M12: 4,281,641 km (0.1 R)
• M13: 5,586,433 km (0.089 R)
• M14: 5,939,933 km (0.104 R)
• M15: 7,837,133 km (0.086 R)
• M16: 8,130,495 km (0.109 R)
• M17: 9,107,668 km (0.114 R)
• M18: 9,819,754 km (0.115 R)
• M19: 13,040,895 km (0.083 R)
• M20: 13,383,474 km (0.1 R)
• M21: 15,337,522 km (0.107 R)
• M22: 16,028,963 km (0.104 R)
• M23: 16,982,799 km (0.108 R)
• M24: 18,058,258 km (0.115 R)
• M25: 18,397,995 km (0.12 R)
• M26: 18,915,753 km (0.097 R)
• M27: 19,354,524 km (0.057 R)
• M28: 20,343,665 km (0.065 R)
• M29: 23,714,703 km (0.117 R)
• M30: 24,430,828 km (0.095 R)
• M31: 24,741,992 km (0.118 R)
• M32: 29,032,758 km (0.058 R)
• M33: 34,180,121 km (0.036 R)
• M34: 35,888,529 km (0.106 R)
• M35: 45,603,265 km (0.097 R)
• M36: 47,994,886 km (0.044 R)
• M37: 61,788,857 km (0.056 R)
• M38: 65,109,780 km (0.108 R)
• M39: 66,915,128 km (0.114 R)
• M40: 67,728,042 km (0.068 R)
• M41: 68,753,536 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 18,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit