🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.53 AU - 1.73 AU

Year: 768 Days

Day: 20.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.9

Radius: 9

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 6.79 AU - 9.23 AU

Year: 8364 Days

Day: 6.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 104,677,793 km

• M1: 125,363 km (0.113 R)
• M2: 436,377 km (0.086 R)
• M3: 771,775 km (0.079 R)
• M4: 1,112,260 km (0.113 R)
• M5: 1,666,371 km (0.075 R)
• M6: 2,195,050 km (0.093 R)
• M7: 3,047,309 km (0.063 R)
• M8: 3,488,174 km (0.043 R)
• M9: 3,891,789 km (0.054 R)
• M10: 4,703,357 km (0.072 R)
• M11: 5,070,470 km (0.102 R)
• M12: 5,759,069 km (0.108 R)
• M13: 6,508,854 km (0.095 R)
• M14: 7,484,381 km (0.117 R)
• M15: 7,943,198 km (0.114 R)
• M16: 8,244,937 km (0.083 R)
• M17: 8,689,243 km (0.052 R)
• M18: 9,723,114 km (0.09 R)
• M19: 10,118,800 km (0.109 R)
• M20: 11,208,620 km (0.097 R)
• M21: 12,432,331 km (0.053 R)
• M22: 13,256,017 km (0.092 R)
• M23: 14,241,418 km (0.108 R)
• M24: 17,274,216 km (0.079 R)
• M25: 17,928,706 km (0.087 R)
• M26: 20,229,821 km (0.082 R)
• M27: 21,120,826 km (0.112 R)
• M28: 24,310,252 km (0.096 R)
• M29: 30,561,199 km (0.095 R)
• M30: 33,941,513 km (0.1 R)
• M31: 39,529,592 km (0.104 R)
• M32: 40,792,946 km (0.12 R)
• M33: 41,177,113 km (0.109 R)
• M34: 43,134,302 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.8

Radius: 12.2

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 8.35 AU - 8.45 AU

Year: 8982 Days

Day: 11.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 104,677,793 km

• M1: 151,842 km (0.089 R)
• M2: 557,850 km (0.086 R)
• M3: 1,291,927 km (0.102 R)
• M4: 1,752,988 km (0.095 R)
• M5: 2,910,277 km (0.096 R)
• M6: 3,593,341 km (0.104 R)
• M7: 6,370,625 km (0.048 R)
• M8: 9,944,967 km (0.072 R)
• M9: 10,700,586 km (0.074 R)
• M10: 11,225,375 km (0.109 R)
• M11: 13,802,498 km (0.115 R)
• M12: 18,261,562 km (0.096 R)
• M13: 19,394,616 km (0.064 R)
• M14: 21,304,382 km (0.071 R)
• M15: 21,800,748 km (0.075 R)
• M16: 25,773,469 km (0.054 R)
• M17: 27,005,258 km (0.095 R)
• M18: 30,621,487 km (0.115 R)
• M19: 31,466,865 km (0.1 R)
• M20: 33,759,901 km (0.118 R)
• M21: 35,004,555 km (0.081 R)
• M22: 36,162,443 km (0.104 R)
• M23: 37,345,612 km (0.11 R)
• M24: 38,799,255 km (0.096 R)
• M25: 41,177,562 km (0.041 R)
• M26: 42,728,742 km (0.115 R)
• M27: 45,673,277 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.8

Radius: 13.8

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 9.94 AU - 14.08 AU

Year: 15356 Days

Day: 12.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 104,677,793 km

• M1: 172,935 km (0.082 R)
• M2: 732,282 km (0.12 R)
• M3: 1,276,369 km (0.114 R)
• M4: 1,876,556 km (0.081 R)
• M5: 2,618,262 km (0.12 R)
• M6: 3,310,302 km (0.065 R)
• M7: 3,770,914 km (0.113 R)
• M8: 4,243,792 km (0.093 R)
• M9: 4,924,762 km (0.095 R)
• M10: 6,023,409 km (0.052 R)
• M11: 8,553,109 km (0.12 R)
• M12: 10,362,645 km (0.11 R)
• M13: 15,908,238 km (0.062 R)
• M14: 17,553,964 km (0.076 R)
• M15: 19,224,224 km (0.089 R)
• M16: 24,260,885 km (0.066 R)
• M17: 25,074,997 km (0.084 R)
• M18: 27,627,286 km (0.085 R)
• M19: 28,853,241 km (0.114 R)
• M20: 30,114,949 km (0.03 R)
• M21: 34,375,048 km (0.098 R)
• M22: 37,924,257 km (0.041 R)
• M23: 39,021,109 km (0.067 R)
• M24: 41,422,005 km (0.11 R)
• M25: 44,825,057 km (0.084 R)
• M26: 46,828,771 km (0.092 R)
• M27: 49,214,259 km (0.088 R)
• M28: 50,519,051 km (0.107 R)
• M29: 51,346,178 km (0.073 R)
• M30: 58,292,007 km (0.117 R)
• M31: 59,936,686 km (0.107 R)
• M32: 61,050,442 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.1

Radius: 4.3

Gravity: 36.78 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 11.04 AU - 13.88 AU

Year: 16228 Days

Day: 24 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 104,677,793 km

• M1: 54,154 km (0.115 R)
• M2: 219,460 km (0.095 R)
• M3: 371,900 km (0.098 R)
• M4: 542,741 km (0.092 R)
• M5: 1,000,211 km (0.057 R)
• M6: 1,470,996 km (0.025 R)
• M7: 1,646,025 km (0.109 R)
• M8: 3,235,652 km (0.111 R)
• M9: 3,532,903 km (0.098 R)
• M10: 4,872,253 km (0.119 R)
• M11: 5,190,298 km (0.116 R)
• M12: 6,730,259 km (0.092 R)
• M13: 8,055,995 km (0.051 R)
• M14: 9,492,284 km (0.107 R)
• M15: 10,500,723 km (0.07 R)
• M16: 10,734,246 km (0.095 R)
• M17: 10,971,059 km (0.101 R)
• M18: 14,233,938 km (0.053 R)
• M19: 14,664,481 km (0.055 R)
• M20: 15,326,152 km (0.115 R)
• M21: 17,923,470 km (0.051 R)
• M22: 18,173,149 km (0.061 R)
• M23: 18,425,222 km (0.115 R)
• M24: 19,108,734 km (0.083 R)
• M25: 19,986,724 km (0.107 R)
• M26: 23,568,845 km (0.115 R)
• M27: 24,373,831 km (0.085 R)
• M28: 26,898,595 km (0.097 R)
• M29: 31,364,390 km (0.109 R)
• M30: 32,215,004 km (0.117 R)
• M31: 33,708,739 km (0.094 R)
• M32: 39,020,510 km (0.103 R)
• M33: 47,355,655 km (0.094 R)
• M34: 54,506,283 km (0.118 R)
• M35: 54,680,565 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729

Radius: 3.5

Gravity: 59.51 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 15.4 AU - 23.2 AU

Year: 31283 Days

Day: 16.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 104,677,793 km

• M1: 43,982 km (0.08 R)
• M2: 480,209 km (0.119 R)
• M3: 1,219,522 km (0.091 R)
• M4: 2,595,523 km (0.074 R)
• M5: 2,925,536 km (0.096 R)
• M6: 3,702,099 km (0.069 R)
• M7: 4,685,256 km (0.116 R)
• M8: 7,361,113 km (0.112 R)
• M9: 7,906,995 km (0.069 R)
• M10: 11,543,121 km (0.106 R)
• M11: 12,054,596 km (0.108 R)
• M12: 14,586,840 km (0.09 R)
• M13: 17,834,609 km (0.116 R)
• M14: 28,911,584 km (0.118 R)
• M15: 33,527,875 km (0.035 R)
• M16: 34,118,786 km (0.064 R)
• M17: 36,863,907 km (0.113 R)
• M18: 37,335,290 km (0.062 R)
• M19: 38,129,804 km (0.113 R)
• M20: 41,759,946 km (0.059 R)
• M21: 41,930,189 km (0.074 R)
• M22: 42,272,170 km (0.112 R)
• M23: 42,788,581 km (0.113 R)
• M24: 54,627,009 km (0.115 R)
• M25: 54,830,761 km (0.07 R)
• M26: 55,444,711 km (0.108 R)
• M27: 57,104,649 km (0.092 R)
• M28: 70,863,763 km (0.114 R)
• M29: 72,325,634 km (0.081 R)
• M30: 80,726,452 km (0.111 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 18,820 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit