🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.1

Radius: 9.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.46 AU - 0.66 AU

Year: 289 Days

Day: 11.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 22,141,090 km

• M1: 121,025 km (0.074 R)
• M2: 224,846 km (0.096 R)
• M3: 292,763 km (0.048 R)
• M4: 357,988 km (0.088 R)
• M5: 444,306 km (0.103 R)
• M6: 558,000 km (0.094 R)
• M7: 670,797 km (0.059 R)
• M8: 742,454 km (0.112 R)
• M9: 832,961 km (0.097 R)
• M10: 937,380 km (0.104 R)
• M11: 1,057,059 km (0.087 R)
• M12: 1,163,722 km (0.106 R)
• M13: 1,259,315 km (0.078 R)
• M14: 1,380,788 km (0.05 R)
• M15: 1,446,911 km (0.087 R)
• M16: 1,522,158 km (0.12 R)
• M17: 1,647,821 km (0.115 R)
• M18: 1,768,696 km (0.064 R)
• M19: 1,840,802 km (0.117 R)
• M20: 1,909,766 km (0.098 R)
• M21: 1,975,141 km (0.051 R)
• M22: 2,135,360 km (0.102 R)
• M23: 2,267,605 km (0.06 R)
• M24: 2,365,142 km (0.053 R)
• M25: 2,459,239 km (0.115 R)
• M26: 2,578,768 km (0.079 R)
• M27: 2,656,260 km (0.058 R)
• M28: 2,729,712 km (0.09 R)
• M29: 2,959,046 km (0.068 R)
• M30: 3,081,267 km (0.093 R)
• M31: 3,158,609 km (0.099 R)
• M32: 3,288,760 km (0.115 R)
• M33: 3,404,848 km (0.117 R)
• M34: 3,522,282 km (0.083 R)
• M35: 3,592,443 km (0.113 R)
• M36: 3,783,330 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.7

Radius: 8.4

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.64 AU - 0.68 AU

Year: 370 Days

Day: 12.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,141,090 km

• M1: 177,722 km (0.057 R)
• M2: 304,880 km (0.086 R)
• M3: 405,111 km (0.035 R)
• M4: 487,091 km (0.073 R)
• M5: 551,717 km (0.064 R)
• M6: 632,949 km (0.091 R)
• M7: 690,843 km (0.059 R)
• M8: 771,177 km (0.078 R)
• M9: 844,181 km (0.09 R)
• M10: 919,578 km (0.115 R)
• M11: 1,040,752 km (0.118 R)
• M12: 1,105,678 km (0.101 R)
• M13: 1,164,919 km (0.074 R)
• M14: 1,257,221 km (0.091 R)
• M15: 1,341,743 km (0.061 R)
• M16: 1,503,758 km (0.062 R)
• M17: 1,685,968 km (0.075 R)
• M18: 1,821,803 km (0.097 R)
• M19: 2,033,783 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.6

Radius: 8.9

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.41 AU - 1.49 AU

Year: 1205 Days

Day: 11.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 22,141,090 km

• M1: 117,584 km (0.089 R)
• M2: 247,734 km (0.041 R)
• M3: 343,776 km (0.1 R)
• M4: 417,677 km (0.056 R)
• M5: 514,317 km (0.105 R)
• M6: 619,335 km (0.111 R)
• M7: 681,568 km (0.11 R)
• M8: 774,468 km (0.104 R)
• M9: 872,006 km (0.061 R)
• M10: 932,743 km (0.087 R)
• M11: 1,063,940 km (0.093 R)
• M12: 1,218,325 km (0.092 R)
• M13: 1,368,372 km (0.109 R)
• M14: 1,500,317 km (0.071 R)
• M15: 1,605,185 km (0.117 R)
• M16: 1,712,596 km (0.109 R)
• M17: 1,783,356 km (0.104 R)
• M18: 1,954,795 km (0.08 R)
• M19: 2,152,414 km (0.117 R)
• M20: 2,285,407 km (0.117 R)
• M21: 2,414,061 km (0.12 R)
• M22: 2,936,905 km (0.103 R)
• M23: 3,045,813 km (0.054 R)
• M24: 3,275,445 km (0.078 R)
• M25: 3,568,508 km (0.071 R)
• M26: 3,651,385 km (0.104 R)
• M27: 3,827,611 km (0.095 R)
• M28: 4,084,321 km (0.111 R)
• M29: 4,232,273 km (0.076 R)
• M30: 4,311,261 km (0.108 R)
• M31: 4,390,847 km (0.037 R)
• M32: 4,515,612 km (0.058 R)
• M33: 4,677,776 km (0.115 R)
• M34: 4,750,480 km (0.118 R)
• M35: 4,970,838 km (0.111 R)
• M36: 5,402,578 km (0.108 R)
• M37: 5,507,595 km (0.103 R)
• M38: 5,565,190 km (0.064 R)
• M39: 5,964,018 km (0.114 R)
• M40: 6,062,753 km (0.059 R)
• M41: 6,181,833 km (0.098 R)
• M42: 6,261,718 km (0.096 R)
• M43: 6,372,121 km (0.111 R)
• M44: 6,432,708 km (0.062 R)
• M45: 6,513,641 km (0.107 R)
• M46: 6,944,333 km (0.072 R)
• M47: 7,006,566 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.6

Radius: 11.5

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.6 AU - 3.28 AU

Year: 3480 Days

Day: 7.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 22,141,090 km

• M1: 148,551 km (0.109 R)
• M2: 325,675 km (0.107 R)
• M3: 450,290 km (0.095 R)
• M4: 594,801 km (0.083 R)
• M5: 756,816 km (0.073 R)
• M6: 923,767 km (0.112 R)
• M7: 1,023,399 km (0.033 R)
• M8: 1,174,044 km (0.041 R)
• M9: 1,246,300 km (0.114 R)
• M10: 1,357,601 km (0.111 R)
• M11: 1,459,477 km (0.107 R)
• M12: 1,725,911 km (0.062 R)
• M13: 2,066,545 km (0.108 R)
• M14: 2,351,379 km (0.03 R)
• M15: 2,794,339 km (0.119 R)
• M16: 2,892,774 km (0.106 R)
• M17: 3,009,012 km (0.111 R)
• M18: 3,350,095 km (0.099 R)
• M19: 3,578,381 km (0.086 R)
• M20: 3,958,360 km (0.103 R)
• M21: 4,332,205 km (0.113 R)
• M22: 4,427,499 km (0.102 R)
• M23: 4,523,391 km (0.088 R)
• M24: 4,639,628 km (0.078 R)
• M25: 4,855,049 km (0.077 R)
• M26: 5,053,865 km (0.077 R)
• M27: 5,194,636 km (0.105 R)
• M28: 5,377,595 km (0.063 R)
• M29: 6,194,997 km (0.053 R)
• M30: 6,367,484 km (0.115 R)
• M31: 6,961,387 km (0.091 R)
• M32: 7,550,205 km (0.1 R)
• M33: 7,734,659 km (0.034 R)
• M34: 8,060,932 km (0.048 R)
• M35: 8,296,848 km (0.085 R)
• M36: 8,511,072 km (0.037 R)
• M37: 8,654,985 km (0.099 R)
• M38: 8,727,091 km (0.113 R)
• M39: 8,920,820 km (0.119 R)
• M40: 9,361,685 km (0.095 R)
• M41: 9,609,718 km (0.117 R)
• M42: 9,759,615 km (0.119 R)
• M43: 9,859,846 km (0.089 R)
• M44: 9,985,807 km (0.07 R)
• M45: 10,623,394 km (0.102 R)
• M46: 10,752,646 km (0.118 R)
• M47: 10,934,258 km (0.06 R)
• M48: 11,326,952 km (0.052 R)
• M49: 11,617,920 km (0.101 R)
• M50: 11,697,656 km (0.111 R)
• M51: 12,614,541 km (0.07 R)
• M52: 12,723,897 km (0.095 R)
• M53: 13,054,060 km (0.119 R)
• M54: 13,331,265 km (0.092 R)
• M55: 13,498,665 km (0.103 R)
• M56: 13,750,887 km (0.053 R)
• M57: 14,174,697 km (0.057 R)
• M58: 14,260,118 km (0.088 R)
• M59: 14,890,822 km (0.05 R)
• M60: 16,149,988 km (0.09 R)
• M61: 16,657,125 km (0.036 R)
• M62: 16,988,035 km (0.081 R)
• M63: 17,321,189 km (0.095 R)
• M64: 17,595,402 km (0.054 R)
• M65: 17,717,773 km (0.113 R)
• M66: 18,024,898 km (0.052 R)
• M67: 18,395,601 km (0.058 R)
• M68: 18,613,117 km (0.071 R)
• M69: 18,737,732 km (0.069 R)
• M70: 20,351,444 km (0.105 R)
• M71: 20,608,603 km (0.049 R)
• M72: 20,769,869 km (0.086 R)
• M73: 21,386,512 km (0.099 R)
• M74: 21,746,294 km (0.101 R)
• M75: 21,910,553 km (0.109 R)
• M76: 22,108,172 km (0.062 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: 487 - 18,627 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit