🌌 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: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.4 AU - 0.66 AU

Year: 253 Days

Day: 46.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.43 AU - 0.65 AU

Year: 260 Days

Day: 31.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.8

Radius: 9

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.74 AU - 1.12 AU

Year: 588 Days

Day: 13.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 36,265,716 km

• M1: 121,922 km (0.114 R)
• M2: 180,116 km (0.085 R)
• M3: 243,994 km (0.071 R)
• M4: 333,454 km (0.098 R)
• M5: 390,450 km (0.074 R)
• M6: 474,225 km (0.054 R)
• M7: 560,992 km (0.086 R)
• M8: 619,335 km (0.045 R)
• M9: 688,749 km (0.114 R)
• M10: 784,491 km (0.074 R)
• M11: 850,913 km (0.096 R)
• M12: 979,716 km (0.108 R)
• M13: 1,067,530 km (0.039 R)
• M14: 1,142,030 km (0.067 R)
• M15: 1,262,606 km (0.064 R)
• M16: 1,341,743 km (0.102 R)
• M17: 1,405,023 km (0.118 R)
• M18: 1,481,318 km (0.12 R)
• M19: 1,687,464 km (0.111 R)
• M20: 1,877,154 km (0.052 R)
• M21: 1,974,692 km (0.111 R)
• M22: 2,067,143 km (0.075 R)
• M23: 2,236,189 km (0.069 R)
• M24: 2,360,654 km (0.115 R)
• M25: 2,430,965 km (0.075 R)
• M26: 2,566,202 km (0.103 R)
• M27: 2,674,960 km (0.089 R)
• M28: 2,733,452 km (0.102 R)
• M29: 2,829,644 km (0.109 R)
• M30: 2,941,992 km (0.087 R)
• M31: 3,233,259 km (0.035 R)
• M32: 3,414,123 km (0.112 R)
• M33: 3,606,505 km (0.116 R)
• M34: 3,802,329 km (0.079 R)
• M35: 3,985,138 km (0.095 R)
• M36: 4,273,263 km (0.084 R)
• M37: 4,333,402 km (0.077 R)
• M38: 4,594,450 km (0.061 R)
• M39: 4,941,517 km (0.1 R)
• M40: 5,150,206 km (0.079 R)
• M41: 5,214,383 km (0.114 R)
• M42: 5,464,062 km (0.099 R)
• M43: 5,520,161 km (0.089 R)
• M44: 5,680,082 km (0.114 R)
• M45: 5,985,112 km (0.105 R)
• M46: 6,052,580 km (0.101 R)
• M47: 6,110,624 km (0.053 R)
• M48: 6,217,437 km (0.118 R)
• M49: 6,295,527 km (0.086 R)
• M50: 6,423,134 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.6

Radius: 12.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.94 AU - 1.52 AU

Year: 895 Days

Day: 10.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,265,716 km

• M1: 159,621 km (0.115 R)
• M2: 243,097 km (0.112 R)
• M3: 336,146 km (0.104 R)
• M4: 457,919 km (0.089 R)
• M5: 540,647 km (0.108 R)
• M6: 639,830 km (0.108 R)
• M7: 742,903 km (0.077 R)
• M8: 1,054,964 km (0.082 R)
• M9: 1,338,303 km (0.06 R)
• M10: 1,484,759 km (0.069 R)
• M11: 1,567,337 km (0.105 R)
• M12: 1,778,419 km (0.085 R)
• M13: 1,903,483 km (0.115 R)
• M14: 1,983,069 km (0.118 R)
• M15: 2,643,694 km (0.117 R)
• M16: 2,829,793 km (0.068 R)
• M17: 3,107,746 km (0.118 R)
• M18: 3,479,347 km (0.119 R)
• M19: 3,670,533 km (0.095 R)
• M20: 3,878,923 km (0.048 R)
• M21: 3,981,099 km (0.028 R)
• M22: 4,146,554 km (0.114 R)
• M23: 4,328,465 km (0.104 R)
• M24: 4,448,741 km (0.119 R)
• M25: 4,534,461 km (0.096 R)
• M26: 4,904,716 km (0.114 R)
• M27: 5,000,608 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.7

Radius: 13.5

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.07 AU - 1.53 AU

Year: 972 Days

Day: 12.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 36,265,716 km

• M1: 192,532 km (0.092 R)
• M2: 348,413 km (0.069 R)
• M3: 465,997 km (0.112 R)
• M4: 575,204 km (0.064 R)
• M5: 667,207 km (0.074 R)
• M6: 753,375 km (0.076 R)
• M7: 850,165 km (0.118 R)
• M8: 1,057,956 km (0.094 R)
• M9: 1,161,478 km (0.078 R)
• M10: 1,254,229 km (0.069 R)
• M11: 1,447,958 km (0.073 R)
• M12: 1,572,274 km (0.072 R)
• M13: 1,749,248 km (0.11 R)
• M14: 1,916,199 km (0.085 R)
• M15: 2,010,446 km (0.112 R)
• M16: 2,115,015 km (0.093 R)
• M17: 2,212,702 km (0.099 R)
• M18: 2,329,987 km (0.071 R)
• M19: 2,449,516 km (0.079 R)
• M20: 2,589,988 km (0.105 R)
• M21: 2,801,071 km (0.12 R)
• M22: 2,889,184 km (0.041 R)
• M23: 3,220,094 km (0.065 R)
• M24: 3,552,949 km (0.082 R)
• M25: 3,842,421 km (0.073 R)
• M26: 3,973,768 km (0.057 R)
• M27: 4,062,031 km (0.061 R)
• M28: 4,162,262 km (0.113 R)
• M29: 4,433,482 km (0.097 R)
• M30: 4,594,450 km (0.068 R)
• M31: 4,699,019 km (0.101 R)
• M32: 4,981,609 km (0.045 R)
• M33: 5,257,767 km (0.06 R)
• M34: 5,539,011 km (0.086 R)
• M35: 5,650,461 km (0.089 R)
• M36: 6,040,014 km (0.079 R)
• M37: 6,399,498 km (0.047 R)
• M38: 6,490,453 km (0.039 R)
• M39: 6,911,870 km (0.065 R)
• M40: 7,139,409 km (0.057 R)
• M41: 7,274,496 km (0.108 R)
• M42: 7,423,944 km (0.084 R)
• M43: 8,172,831 km (0.115 R)
• M44: 8,356,687 km (0.064 R)
• M45: 8,470,531 km (0.112 R)
• M46: 8,556,250 km (0.1 R)
• M47: 8,728,737 km (0.09 R)
• M48: 8,815,354 km (0.054 R)
• M49: 9,179,325 km (0.078 R)
• M50: 9,341,041 km (0.116 R)
• M51: 9,488,993 km (0.062 R)
• M52: 9,578,004 km (0.107 R)
• M53: 9,817,061 km (0.116 R)
• M54: 9,997,626 km (0.066 R)
• M55: 10,224,865 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209

Radius: 13.4

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.63 AU - 1.69 AU

Year: 1403 Days

Day: 7 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 36,265,716 km

• M1: 166,951 km (0.064 R)
• M2: 267,930 km (0.101 R)
• M3: 412,890 km (0.083 R)
• M4: 567,275 km (0.117 R)
• M5: 857,794 km (0.098 R)
• M6: 942,616 km (0.03 R)
• M7: 1,177,784 km (0.032 R)
• M8: 1,599,201 km (0.099 R)
• M9: 1,691,952 km (0.046 R)
• M10: 1,816,268 km (0.112 R)
• M11: 2,090,032 km (0.059 R)
• M12: 2,176,499 km (0.079 R)
• M13: 2,296,327 km (0.103 R)
• M14: 2,661,047 km (0.116 R)
• M15: 2,755,144 km (0.089 R)
• M16: 2,850,438 km (0.11 R)
• M17: 3,098,022 km (0.1 R)
• M18: 3,242,833 km (0.028 R)
• M19: 3,529,762 km (0.102 R)
• M20: 3,624,158 km (0.092 R)
• M21: 3,767,323 km (0.11 R)
• M22: 3,980,799 km (0.118 R)
• M23: 4,138,625 km (0.038 R)
• M24: 4,552,562 km (0.089 R)
• M25: 4,707,546 km (0.099 R)
• M26: 4,948,398 km (0.111 R)
• M27: 5,139,734 km (0.056 R)
• M28: 5,225,603 km (0.112 R)
• M29: 5,366,225 km (0.104 R)
• M30: 5,475,132 km (0.071 R)
• M31: 5,584,937 km (0.117 R)
• M32: 5,840,151 km (0.105 R)
• M33: 5,941,130 km (0.087 R)
• M34: 6,122,143 km (0.11 R)
• M35: 6,213,248 km (0.027 R)
• M36: 6,373,916 km (0.059 R)
• M37: 6,535,931 km (0.103 R)
• M38: 6,887,785 km (0.029 R)
• M39: 7,173,667 km (0.114 R)
• M40: 7,427,235 km (0.055 R)
• M41: 7,720,447 km (0.092 R)
• M42: 7,856,282 km (0.047 R)
• M43: 8,130,046 km (0.111 R)
• M44: 8,217,860 km (0.115 R)
• M45: 8,572,407 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.1

Radius: 8.5

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.21 AU - 4.33 AU

Year: 5788 Days

Day: 12.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 36,265,716 km

• M1: 186,997 km (0.057 R)
• M2: 261,946 km (0.111 R)
• M3: 367,861 km (0.109 R)
• M4: 462,856 km (0.11 R)
• M5: 767,437 km (0.071 R)
• M6: 858,692 km (0.106 R)
• M7: 941,569 km (0.053 R)
• M8: 1,027,438 km (0.088 R)
• M9: 1,180,926 km (0.071 R)
• M10: 1,273,975 km (0.108 R)
• M11: 1,355,806 km (0.107 R)
• M12: 1,611,917 km (0.119 R)
• M13: 2,024,957 km (0.085 R)
• M14: 2,104,992 km (0.116 R)
• M15: 2,218,985 km (0.063 R)
• M16: 2,318,318 km (0.042 R)
• M17: 2,419,147 km (0.072 R)
• M18: 2,521,323 km (0.071 R)
• M19: 2,730,311 km (0.108 R)
• M20: 2,854,926 km (0.114 R)
• M21: 3,296,239 km (0.1 R)
• M22: 3,700,004 km (0.064 R)
• M23: 3,857,979 km (0.062 R)
• M24: 4,303,931 km (0.074 R)
• M25: 4,386,808 km (0.096 R)
• M26: 4,449,190 km (0.12 R)
• M27: 4,766,188 km (0.078 R)
• M28: 4,830,515 km (0.103 R)
• M29: 5,090,516 km (0.112 R)
• M30: 6,411,017 km (0.109 R)
• M31: 6,529,498 km (0.061 R)
• M32: 6,793,090 km (0.079 R)
• M33: 7,059,972 km (0.081 R)
• M34: 7,207,177 km (0.099 R)
• M35: 7,404,795 km (0.11 R)
• M36: 7,704,739 km (0.043 R)
• M37: 9,156,586 km (0.108 R)
• M38: 9,913,552 km (0.045 R)
• M39: 9,968,454 km (0.119 R)
• M40: 10,133,610 km (0.099 R)
• M41: 10,522,415 km (0.07 R)
• M42: 10,606,339 km (0.061 R)
• M43: 10,690,563 km (0.119 R)
• M44: 11,314,835 km (0.083 R)
• M45: 12,096,933 km (0.105 R)
• M46: 12,391,192 km (0.09 R)
• M47: 13,317,950 km (0.063 R)
• M48: 13,805,041 km (0.108 R)
• M49: 13,866,227 km (0.101 R)
• M50: 14,235,883 km (0.07 R)
• M51: 14,702,628 km (0.072 R)
• M52: 15,048,050 km (0.094 R)
• M53: 15,142,745 km (0.097 R)
• M54: 15,269,155 km (0.105 R)
• M55: 15,427,879 km (0.112 R)
• M56: 15,619,065 km (0.055 R)
• M57: 15,875,027 km (0.054 R)
• M58: 16,358,976 km (0.104 R)
• M59: 16,651,589 km (0.092 R)
• M60: 16,945,998 km (0.058 R)
• M61: 17,341,236 km (0.113 R)
• M62: 18,073,667 km (0.106 R)
• M63: 18,241,516 km (0.102 R)
• M64: 18,544,900 km (0.12 R)
• M65: 18,680,436 km (0.115 R)
• M66: 18,986,214 km (0.098 R)
• M67: 19,191,163 km (0.032 R)
• M68: 19,740,935 km (0.115 R)
• M69: 19,983,134 km (0.106 R)
• M70: 20,470,524 km (0.102 R)
• M71: 21,208,939 km (0.083 R)
• M72: 21,385,913 km (0.079 R)
• M73: 22,135,099 km (0.079 R)
• M74: 22,278,713 km (0.057 R)
• M75: 22,386,723 km (0.116 R)
• M76: 22,566,988 km (0.061 R)
• M77: 22,965,517 km (0.088 R)
• M78: 23,074,574 km (0.067 R)
• M79: 23,183,780 km (0.071 R)
• M80: 23,402,792 km (0.114 R)
• M81: 24,433,671 km (0.049 R)

Asteroid Belt

Center: 6.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.1

Radius: 6.4

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.01 AU - 9.49 AU

Year: 14153 Days

Day: 17.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 36,265,716 km

• M1: 100,829 km (0.098 R)
• M2: 240,105 km (0.083 R)
• M3: 533,616 km (0.05 R)
• M4: 749,785 km (0.086 R)
• M5: 1,363,884 km (0.053 R)
• M6: 1,435,990 km (0.04 R)
• M7: 1,527,693 km (0.086 R)
• M8: 1,954,795 km (0.087 R)
• M9: 2,224,072 km (0.086 R)
• M10: 2,330,735 km (0.104 R)
• M11: 2,504,867 km (0.099 R)
• M12: 2,866,146 km (0.09 R)
• M13: 3,364,905 km (0.061 R)
• M14: 3,537,092 km (0.066 R)
• M15: 3,712,271 km (0.062 R)
• M16: 3,890,293 km (0.083 R)
• M17: 4,334,150 km (0.106 R)
• M18: 4,657,281 km (0.091 R)
• M19: 4,876,891 km (0.12 R)
• M20: 5,212,887 km (0.091 R)
• M21: 5,326,582 km (0.087 R)
• M22: 5,877,551 km (0.078 R)
• M23: 6,295,078 km (0.063 R)
• M24: 6,507,507 km (0.104 R)
• M25: 6,753,147 km (0.041 R)
• M26: 7,540,331 km (0.11 R)
• M27: 7,830,701 km (0.116 R)
• M28: 8,157,721 km (0.114 R)
• M29: 8,223,694 km (0.096 R)
• M30: 8,556,101 km (0.072 R)
• M31: 8,859,036 km (0.083 R)
• M32: 8,994,722 km (0.053 R)
• M33: 9,199,671 km (0.096 R)
• M34: 9,371,708 km (0.112 R)
• M35: 10,497,283 km (0.114 R)
• M36: 10,930,368 km (0.071 R)
• M37: 11,003,073 km (0.106 R)
• M38: 11,665,044 km (0.114 R)
• M39: 12,681,860 km (0.083 R)
• M40: 12,834,899 km (0.082 R)
• M41: 13,142,921 km (0.032 R)
• M42: 13,609,517 km (0.1 R)
• M43: 13,726,951 km (0.107 R)
• M44: 13,844,685 km (0.103 R)
• M45: 14,438,887 km (0.104 R)
• M46: 14,638,750 km (0.074 R)
• M47: 14,960,535 km (0.06 R)
• M48: 15,081,709 km (0.066 R)
• M49: 15,122,250 km (0.07 R)
• M50: 15,529,157 km (0.115 R)
• M51: 15,857,225 km (0.112 R)
• M52: 16,022,231 km (0.099 R)
• M53: 16,312,152 km (0.043 R)
• M54: 17,277,208 km (0.062 R)
• M55: 17,959,374 km (0.088 R)
• M56: 18,520,067 km (0.06 R)
• M57: 19,042,762 km (0.109 R)
• M58: 19,086,594 km (0.047 R)
• M59: 19,130,426 km (0.076 R)
• M60: 19,350,036 km (0.045 R)
• M61: 20,013,652 km (0.069 R)
• M62: 20,910,192 km (0.083 R)
• M63: 20,955,371 km (0.048 R)
• M64: 21,911,451 km (0.038 R)
• M65: 23,254,839 km (0.089 R)
• M66: 23,301,664 km (0.115 R)
• M67: 23,865,797 km (0.081 R)
• M68: 25,875,196 km (0.106 R)
• M69: 25,972,285 km (0.069 R)
• M70: 26,117,993 km (0.11 R)
• M71: 26,264,150 km (0.104 R)
• M72: 26,459,226 km (0.064 R)
• M73: 26,557,063 km (0.071 R)
• M74: 27,195,397 km (0.096 R)
• M75: 27,294,132 km (0.098 R)
• M76: 28,337,277 km (0.103 R)
• M77: 29,039,939 km (0.081 R)
• M78: 29,140,768 km (0.101 R)
• M79: 29,444,003 km (0.103 R)
• M80: 30,821,500 km (0.105 R)
• M81: 30,924,423 km (0.059 R)
• M82: 32,848,102 km (0.109 R)
• M83: 33,110,946 km (0.041 R)
• M84: 33,744,792 km (0.098 R)
• M85: 34,010,029 km (0.092 R)
• M86: 34,596,153 km (0.111 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: 381 - 16,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit