🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.42 AU - 0.6 AU

Year: 239 Days

Day: 13.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.3

Radius: 14.9

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.85 AU - 0.93 AU

Year: 551 Days

Day: 8.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 116.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,222,453 km

• M1: 185,651 km (0.074 R)
• M2: 651,200 km (0.069 R)
• M3: 1,125,724 km (0.11 R)
• M4: 1,761,515 km (0.113 R)
• M5: 2,465,672 km (0.059 R)
• M6: 2,939,598 km (0.113 R)
• M7: 3,475,159 km (0.12 R)
• M8: 3,952,974 km (0.089 R)
• M9: 4,431,089 km (0.1 R)
• M10: 5,075,407 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.7

Radius: 9.1

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.71 AU - 1.13 AU

Year: 579 Days

Day: 12.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 51,222,453 km

• M1: 113,246 km (0.118 R)
• M2: 583,432 km (0.103 R)
• M3: 1,131,857 km (0.099 R)
• M4: 1,540,260 km (0.101 R)
• M5: 3,063,016 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.5

Radius: 11.8

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.27 AU - 4.93 AU

Year: 6472 Days

Day: 14.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,222,453 km

• M1: 146,756 km (0.081 R)
• M2: 516,561 km (0.109 R)
• M3: 970,890 km (0.077 R)
• M4: 2,877,515 km (0.092 R)
• M5: 4,038,095 km (0.038 R)
• M6: 5,941,130 km (0.102 R)
• M7: 7,727,029 km (0.092 R)
• M8: 8,131,691 km (0.04 R)
• M9: 8,808,472 km (0.056 R)
• M10: 9,205,505 km (0.104 R)
• M11: 10,914,661 km (0.114 R)
• M12: 11,476,849 km (0.059 R)
• M13: 11,951,075 km (0.1 R)
• M14: 13,222,657 km (0.101 R)
• M15: 13,980,220 km (0.097 R)
• M16: 14,399,992 km (0.111 R)
• M17: 16,493,614 km (0.116 R)
• M18: 18,422,978 km (0.094 R)
• M19: 19,294,236 km (0.052 R)
• M20: 19,890,234 km (0.104 R)
• M21: 23,056,323 km (0.096 R)
• M22: 29,772,968 km (0.084 R)
• M23: 30,468,748 km (0.099 R)
• M24: 31,073,871 km (0.073 R)
• M25: 31,584,150 km (0.116 R)
• M26: 34,546,187 km (0.075 R)
• M27: 36,772,054 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.8

Radius: 3.6

Gravity: 58.47 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.22 AU - 6.84 AU

Year: 9714 Days

Day: 18.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,222,453 km

• M1: 50,863 km (0.054 R)
• M2: 259,104 km (0.117 R)
• M3: 410,497 km (0.074 R)
• M4: 675,285 km (0.105 R)
• M5: 969,394 km (0.088 R)
• M6: 1,988,006 km (0.086 R)
• M7: 3,130,485 km (0.049 R)
• M8: 3,907,048 km (0.092 R)
• M9: 4,530,721 km (0.103 R)
• M10: 8,039,240 km (0.118 R)
• M11: 8,575,997 km (0.049 R)
• M12: 10,802,313 km (0.083 R)
• M13: 11,904,849 km (0.087 R)
• M14: 14,138,345 km (0.115 R)
• M15: 16,707,240 km (0.053 R)
• M16: 18,025,945 km (0.089 R)
• M17: 20,785,727 km (0.093 R)
• M18: 21,201,758 km (0.082 R)
• M19: 25,291,914 km (0.113 R)
• M20: 28,837,533 km (0.053 R)
• M21: 40,393,370 km (0.111 R)
• M22: 47,037,909 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.8

Radius: 6.6

Gravity: 14.66 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.9 AU - 6.38 AU

Year: 9981 Days

Day: 16.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,222,453 km

• M1: 83,476 km (0.089 R)
• M2: 307,424 km (0.073 R)
• M3: 520,601 km (0.102 R)
• M4: 1,500,018 km (0.09 R)
• M5: 1,775,128 km (0.11 R)
• M6: 2,333,727 km (0.09 R)
• M7: 3,253,006 km (0.069 R)
• M8: 3,978,406 km (0.065 R)
• M9: 4,715,923 km (0.049 R)
• M10: 4,960,366 km (0.081 R)
• M11: 5,342,738 km (0.092 R)
• M12: 5,988,403 km (0.081 R)
• M13: 6,422,087 km (0.088 R)
• M14: 7,392,977 km (0.114 R)
• M15: 7,639,814 km (0.109 R)
• M16: 8,020,540 km (0.111 R)
• M17: 8,281,140 km (0.115 R)
• M18: 9,622,135 km (0.1 R)
• M19: 13,022,495 km (0.038 R)
• M20: 14,377,103 km (0.114 R)
• M21: 15,687,730 km (0.118 R)
• M22: 18,319,157 km (0.085 R)
• M23: 22,237,873 km (0.079 R)
• M24: 23,807,454 km (0.087 R)
• M25: 24,075,982 km (0.105 R)
• M26: 30,194,385 km (0.109 R)
• M27: 32,995,456 km (0.04 R)
• M28: 33,329,508 km (0.06 R)
• M29: 33,891,098 km (0.115 R)
• M30: 34,687,857 km (0.059 R)
• M31: 39,108,324 km (0.112 R)
• M32: 39,733,045 km (0.099 R)
• M33: 41,517,598 km (0.032 R)
• M34: 43,488,400 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.4

Radius: 4

Gravity: 54.46 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.14 AU - 8.12 AU

Year: 13826 Days

Day: 21.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 64.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,222,453 km

• M1: 51,312 km (0.081 R)
• M2: 181,612 km (0.067 R)
• M3: 360,680 km (0.104 R)
• M4: 707,897 km (0.107 R)
• M5: 907,161 km (0.086 R)
• M6: 1,168,808 km (0.059 R)
• M7: 1,572,274 km (0.12 R)
• M8: 2,449,516 km (0.104 R)
• M9: 2,764,120 km (0.117 R)
• M10: 3,392,132 km (0.112 R)
• M11: 3,841,075 km (0.112 R)
• M12: 5,611,416 km (0.103 R)
• M13: 6,278,174 km (0.105 R)
• M14: 7,767,271 km (0.063 R)
• M15: 12,616,486 km (0.117 R)
• M16: 17,172,340 km (0.094 R)
• M17: 23,691,366 km (0.108 R)
• M18: 24,797,792 km (0.108 R)
• M19: 27,113,268 km (0.085 R)
• M20: 28,211,765 km (0.084 R)
• M21: 30,146,813 km (0.098 R)
• M22: 30,614,606 km (0.118 R)
• M23: 31,206,116 km (0.105 R)
• M24: 37,412,333 km (0.099 R)
• M25: 38,224,500 km (0.094 R)
• M26: 45,149,834 km (0.067 R)
• M27: 47,159,682 km (0.102 R)
• M28: 47,474,136 km (0.104 R)
• M29: 54,576,744 km (0.105 R)
• M30: 54,923,213 km (0.088 R)
• M31: 58,470,029 km (0.091 R)
• M32: 58,651,341 km (0.1 R)
• M33: 61,978,099 km (0.115 R)
• M34: 63,879,488 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.4

Radius: 3.3

Gravity: 26.85 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.57 AU - 8.83 AU

Year: 14017 Days

Day: 23.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,222,453 km

• M1: 41,588 km (0.102 R)
• M2: 162,314 km (0.116 R)
• M3: 300,093 km (0.11 R)
• M4: 418,874 km (0.115 R)
• M5: 649,853 km (0.089 R)
• M6: 881,431 km (0.059 R)
• M7: 1,097,450 km (0.068 R)
• M8: 1,738,926 km (0.107 R)
• M9: 2,061,459 km (0.099 R)
• M10: 2,403,589 km (0.058 R)
• M11: 2,866,744 km (0.118 R)
• M12: 4,047,520 km (0.109 R)
• M13: 5,004,348 km (0.079 R)
• M14: 5,926,619 km (0.094 R)
• M15: 6,427,772 km (0.093 R)
• M16: 7,803,324 km (0.046 R)
• M17: 8,492,970 km (0.1 R)
• M18: 9,698,580 km (0.081 R)
• M19: 10,597,214 km (0.096 R)
• M20: 11,172,867 km (0.106 R)
• M21: 11,769,164 km (0.044 R)
• M22: 11,879,717 km (0.087 R)
• M23: 13,083,830 km (0.03 R)
• M24: 16,136,524 km (0.076 R)
• M25: 17,754,275 km (0.071 R)
• M26: 18,714,843 km (0.059 R)
• M27: 20,338,878 km (0.106 R)
• M28: 21,062,782 km (0.041 R)
• M29: 24,759,644 km (0.119 R)
• M30: 26,050,674 km (0.085 R)
• M31: 27,483,074 km (0.113 R)
• M32: 28,168,980 km (0.079 R)
• M33: 30,088,470 km (0.101 R)
• M34: 31,238,728 km (0.056 R)
• M35: 33,737,761 km (0.113 R)
• M36: 35,783,960 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.5

Radius: 7.3

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.59 AU - 8.15 AU

Year: 14483 Days

Day: 17.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,222,453 km

• M1: 90,956 km (0.106 R)
• M2: 464,053 km (0.042 R)
• M3: 780,153 km (0.102 R)
• M4: 1,312,273 km (0.08 R)
• M5: 1,878,650 km (0.099 R)
• M6: 2,227,213 km (0.093 R)
• M7: 2,456,547 km (0.12 R)
• M8: 3,798,440 km (0.045 R)
• M9: 4,071,605 km (0.094 R)
• M10: 5,331,967 km (0.104 R)
• M11: 7,238,891 km (0.089 R)
• M12: 8,413,534 km (0.101 R)
• M13: 9,361,984 km (0.076 R)
• M14: 10,170,710 km (0.081 R)
• M15: 11,811,201 km (0.069 R)
• M16: 13,307,030 km (0.11 R)
• M17: 14,857,911 km (0.091 R)
• M18: 15,195,553 km (0.048 R)
• M19: 16,525,478 km (0.091 R)
• M20: 19,495,445 km (0.116 R)
• M21: 22,096,204 km (0.118 R)
• M22: 24,730,622 km (0.108 R)
• M23: 28,077,426 km (0.112 R)
• M24: 30,722,616 km (0.111 R)
• M25: 31,160,638 km (0.093 R)
• M26: 32,840,772 km (0.105 R)
• M27: 43,104,382 km (0.083 R)
• M28: 44,765,667 km (0.068 R)
• M29: 45,754,210 km (0.087 R)
• M30: 47,482,663 km (0.106 R)
• M31: 47,921,434 km (0.035 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 12,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit