🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.46 AU - 0.6 AU

Year: 249 Days

Day: 33 Hours

Environment

Temp: -123 °C

Axial Tilt: 138.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.57 AU - 0.63 AU

Year: 300 Days

Day: 33.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21

Radius: 12.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.61 AU - 0.75 AU

Year: 362 Days

Day: 7.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,176,512 km

• M1: 169,345 km (0.106 R)
• M2: 253,419 km (0.1 R)
• M3: 334,650 km (0.111 R)
• M4: 455,376 km (0.101 R)
• M5: 536,608 km (0.091 R)
• M6: 719,117 km (0.047 R)
• M7: 813,064 km (0.097 R)
• M8: 992,881 km (0.108 R)
• M9: 1,101,489 km (0.094 R)
• M10: 1,194,689 km (0.101 R)
• M11: 1,461,272 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985

Radius: 9.8

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.54 AU - 0.86 AU

Year: 378 Days

Day: 6.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 61.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 61,176,512 km

• M1: 127,906 km (0.067 R)
• M2: 205,248 km (0.094 R)
• M3: 272,567 km (0.093 R)
• M4: 363,972 km (0.108 R)
• M5: 504,145 km (0.115 R)
• M6: 608,863 km (0.084 R)
• M7: 680,371 km (0.12 R)
• M8: 759,359 km (0.103 R)
• M9: 868,565 km (0.072 R)
• M10: 978,669 km (0.072 R)
• M11: 1,045,091 km (0.067 R)
• M12: 1,118,094 km (0.093 R)
• M13: 1,243,906 km (0.083 R)
• M14: 1,380,040 km (0.058 R)
• M15: 1,460,823 km (0.106 R)
• M16: 1,543,252 km (0.097 R)
• M17: 1,604,736 km (0.051 R)
• M18: 1,695,841 km (0.086 R)
• M19: 1,771,089 km (0.093 R)
• M20: 1,853,368 km (0.103 R)
• M21: 1,919,041 km (0.12 R)
• M22: 2,009,847 km (0.088 R)
• M23: 2,221,080 km (0.069 R)
• M24: 2,361,702 km (0.105 R)
• M25: 2,478,986 km (0.043 R)
• M26: 2,645,190 km (0.083 R)
• M27: 2,981,785 km (0.114 R)
• M28: 3,108,793 km (0.052 R)
• M29: 3,201,694 km (0.09 R)
• M30: 3,441,948 km (0.046 R)
• M31: 3,515,849 km (0.113 R)
• M32: 3,597,829 km (0.095 R)
• M33: 3,725,735 km (0.098 R)
• M34: 3,801,731 km (0.107 R)
• M35: 3,924,401 km (0.081 R)
• M36: 3,993,964 km (0.065 R)
• M37: 4,157,923 km (0.091 R)
• M38: 4,300,191 km (0.069 R)
• M39: 4,371,998 km (0.11 R)
• M40: 4,663,265 km (0.089 R)
• M41: 4,753,472 km (0.068 R)
• M42: 4,827,822 km (0.094 R)
• M43: 4,985,798 km (0.088 R)
• M44: 5,315,811 km (0.103 R)
• M45: 5,393,003 km (0.07 R)
• M46: 5,487,848 km (0.116 R)
• M47: 5,644,178 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.9

Radius: 9.8

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.03 AU - 1.11 AU

Year: 715 Days

Day: 13.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,176,512 km

• M1: 122,670 km (0.077 R)
• M2: 202,705 km (0.067 R)
• M3: 273,465 km (0.102 R)
• M4: 368,011 km (0.111 R)
• M5: 450,888 km (0.078 R)
• M6: 526,435 km (0.094 R)
• M7: 613,501 km (0.076 R)
• M8: 716,125 km (0.117 R)
• M9: 778,657 km (0.03 R)
• M10: 865,274 km (0.116 R)
• M11: 978,220 km (0.107 R)
• M12: 1,112,709 km (0.106 R)
• M13: 1,343,688 km (0.045 R)
• M14: 1,404,874 km (0.058 R)
• M15: 1,489,696 km (0.03 R)
• M16: 1,697,637 km (0.079 R)
• M17: 1,788,293 km (0.069 R)
• M18: 1,939,686 km (0.12 R)
• M19: 2,059,963 km (0.11 R)
• M20: 2,224,371 km (0.078 R)
• M21: 2,302,910 km (0.098 R)
• M22: 2,387,732 km (0.091 R)
• M23: 2,500,678 km (0.111 R)
• M24: 2,681,841 km (0.102 R)
• M25: 2,748,861 km (0.116 R)
• M26: 2,810,794 km (0.048 R)
• M27: 2,930,173 km (0.104 R)
• M28: 3,098,022 km (0.096 R)
• M29: 3,174,317 km (0.104 R)
• M30: 3,388,841 km (0.108 R)
• M31: 3,596,034 km (0.115 R)
• M32: 3,670,085 km (0.109 R)
• M33: 3,819,832 km (0.107 R)
• M34: 3,889,096 km (0.076 R)
• M35: 4,177,072 km (0.119 R)
• M36: 4,281,192 km (0.077 R)
• M37: 4,545,232 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.1

Radius: 9.4

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.98 AU - 1.26 AU

Year: 765 Days

Day: 13.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 61,176,512 km

• M1: 118,930 km (0.102 R)
• M2: 211,980 km (0.083 R)
• M3: 306,526 km (0.119 R)
• M4: 374,443 km (0.09 R)
• M5: 469,438 km (0.091 R)
• M6: 578,645 km (0.078 R)
• M7: 692,189 km (0.079 R)
• M8: 752,028 km (0.099 R)
• M9: 829,520 km (0.071 R)
• M10: 904,469 km (0.034 R)
• M11: 1,004,400 km (0.056 R)
• M12: 1,084,884 km (0.088 R)
• M13: 1,474,586 km (0.116 R)
• M14: 1,533,827 km (0.077 R)
• M15: 1,607,280 km (0.032 R)
• M16: 1,723,218 km (0.102 R)
• M17: 1,785,750 km (0.098 R)
• M18: 1,849,030 km (0.054 R)
• M19: 1,985,313 km (0.08 R)
• M20: 2,162,138 km (0.038 R)
• M21: 2,382,944 km (0.094 R)
• M22: 2,611,231 km (0.111 R)
• M23: 2,887,837 km (0.1 R)
• M24: 3,088,897 km (0.075 R)
• M25: 3,182,695 km (0.065 R)
• M26: 3,242,833 km (0.114 R)
• M27: 3,372,983 km (0.115 R)
• M28: 3,451,971 km (0.119 R)
• M29: 3,558,185 km (0.097 R)
• M30: 3,674,572 km (0.089 R)
• M31: 3,837,784 km (0.12 R)
• M32: 3,994,114 km (0.091 R)
• M33: 4,143,263 km (0.047 R)
• M34: 4,332,205 km (0.093 R)
• M35: 4,446,946 km (0.049 R)
• M36: 4,562,735 km (0.117 R)
• M37: 4,689,444 km (0.043 R)
• M38: 4,807,328 km (0.094 R)
• M39: 5,146,765 km (0.113 R)
• M40: 5,319,401 km (0.096 R)
• M41: 5,411,703 km (0.103 R)
• M42: 5,608,125 km (0.106 R)
• M43: 5,827,884 km (0.105 R)
• M44: 5,986,757 km (0.117 R)
• M45: 6,243,766 km (0.049 R)
• M46: 6,373,617 km (0.055 R)
• M47: 6,504,366 km (0.106 R)
• M48: 6,581,110 km (0.086 R)
• M49: 6,757,635 km (0.054 R)
• M50: 6,935,656 km (0.096 R)
• M51: 7,002,826 km (0.039 R)
• M52: 7,194,461 km (0.111 R)
• M53: 7,433,369 km (0.076 R)
• M54: 7,525,222 km (0.104 R)
• M55: 7,721,344 km (0.047 R)
• M56: 7,825,913 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.3

Radius: 6

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.75 AU - 9.19 AU

Year: 17346 Days

Day: 15.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 61,176,512 km

• M1: 80,035 km (0.086 R)
• M2: 247,435 km (0.079 R)
• M3: 545,284 km (0.09 R)
• M4: 1,040,752 km (0.11 R)
• M5: 1,087,128 km (0.107 R)
• M6: 1,779,616 km (0.111 R)
• M7: 1,863,690 km (0.081 R)
• M8: 2,153,611 km (0.101 R)
• M9: 2,457,444 km (0.072 R)
• M10: 3,309,703 km (0.069 R)
• M11: 3,483,237 km (0.083 R)
• M12: 3,803,227 km (0.067 R)
• M13: 4,021,789 km (0.097 R)
• M14: 4,433,183 km (0.099 R)
• M15: 4,509,478 km (0.105 R)
• M16: 4,663,265 km (0.075 R)
• M17: 4,897,236 km (0.082 R)
• M18: 5,255,373 km (0.06 R)
• M19: 5,580,749 km (0.08 R)
• M20: 5,663,177 km (0.119 R)
• M21: 6,251,097 km (0.058 R)
• M22: 7,079,869 km (0.106 R)
• M23: 7,303,667 km (0.075 R)
• M24: 7,439,053 km (0.063 R)
• M25: 7,758,295 km (0.1 R)
• M26: 7,988,975 km (0.038 R)
• M27: 8,268,873 km (0.091 R)
• M28: 8,362,820 km (0.099 R)
• M29: 9,127,564 km (0.064 R)
• M30: 10,671,863 km (0.091 R)
• M31: 11,291,198 km (0.119 R)
• M32: 11,868,945 km (0.077 R)
• M33: 11,922,053 km (0.086 R)
• M34: 13,053,312 km (0.107 R)
• M35: 13,826,284 km (0.113 R)
• M36: 14,444,123 km (0.11 R)
• M37: 15,013,493 km (0.113 R)
• M38: 15,590,342 km (0.115 R)
• M39: 15,648,386 km (0.06 R)
• M40: 16,115,580 km (0.107 R)
• M41: 16,233,164 km (0.085 R)
• M42: 17,363,675 km (0.085 R)
• M43: 17,544,539 km (0.08 R)
• M44: 18,519,468 km (0.088 R)
• M45: 19,511,751 km (0.037 R)
• M46: 20,140,810 km (0.098 R)
• M47: 20,648,844 km (0.039 R)
• M48: 23,517,234 km (0.12 R)
• M49: 24,253,555 km (0.042 R)
• M50: 24,997,505 km (0.041 R)
• M51: 25,817,601 km (0.109 R)
• M52: 26,024,046 km (0.096 R)
• M53: 27,343,948 km (0.044 R)
• M54: 27,554,282 km (0.099 R)
• M55: 27,976,747 km (0.105 R)
• M56: 28,543,274 km (0.089 R)
• M57: 29,687,548 km (0.096 R)
• M58: 30,120,634 km (0.073 R)
• M59: 32,094,877 km (0.105 R)
• M60: 32,316,730 km (0.066 R)
• M61: 33,284,329 km (0.032 R)
• M62: 33,359,278 km (0.049 R)
• M63: 33,734,170 km (0.094 R)
• M64: 34,715,682 km (0.079 R)
• M65: 35,019,515 km (0.101 R)
• M66: 36,706,530 km (0.059 R)
• M67: 37,016,048 km (0.091 R)
• M68: 37,482,046 km (0.061 R)
• M69: 38,106,318 km (0.093 R)
• M70: 38,734,030 km (0.09 R)
• M71: 38,812,868 km (0.09 R)
• M72: 39,128,221 km (0.081 R)
• M73: 40,318,421 km (0.118 R)
• M74: 42,085,471 km (0.081 R)
• M75: 42,247,336 km (0.115 R)
• M76: 42,896,890 km (0.102 R)
• M77: 43,386,374 km (0.051 R)
• M78: 43,959,634 km (0.053 R)
• M79: 44,948,326 km (0.116 R)
• M80: 45,196,509 km (0.09 R)
• M81: 46,027,525 km (0.109 R)
• M82: 46,110,851 km (0.106 R)
• M83: 47,115,251 km (0.034 R)
• M84: 47,620,144 km (0.11 R)
• M85: 47,704,517 km (0.103 R)
• M86: 48,975,351 km (0.075 R)
• M87: 51,896,848 km (0.084 R)
• M88: 52,854,125 km (0.087 R)
• M89: 54,874,444 km (0.076 R)
• M90: 56,027,395 km (0.071 R)
• M91: 56,205,566 km (0.088 R)
• M92: 58,357,381 km (0.102 R)
• M93: 59,171,343 km (0.056 R)
• M94: 59,806,835 km (0.12 R)
• M95: 60,353,466 km (0.028 R)
• M96: 60,536,125 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 11,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit