🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.5

Radius: 11.4

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.57 AU - 0.67 AU

Year: 331 Days

Day: 12.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,302,753 km

• M1: 142,716 km (0.06 R)
• M2: 215,122 km (0.103 R)
• M3: 289,472 km (0.109 R)
• M4: 456,423 km (0.047 R)
• M5: 557,850 km (0.041 R)
• M6: 655,089 km (0.109 R)
• M7: 754,721 km (0.051 R)
• M8: 881,431 km (0.096 R)
• M9: 993,330 km (0.056 R)
• M10: 1,124,378 km (0.062 R)
• M11: 1,256,772 km (0.093 R)
• M12: 1,633,908 km (0.051 R)
• M13: 1,771,239 km (0.11 R)
• M14: 1,941,332 km (0.113 R)
• M15: 2,084,347 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.1

Radius: 13.2

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.72 AU - 0.98 AU

Year: 532 Days

Day: 9.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 32,302,753 km

• M1: 166,802 km (0.074 R)
• M2: 250,876 km (0.105 R)
• M3: 341,831 km (0.118 R)
• M4: 433,684 km (0.057 R)
• M5: 600,486 km (0.075 R)
• M6: 689,646 km (0.098 R)
• M7: 808,576 km (0.076 R)
• M8: 974,630 km (0.089 R)
• M9: 1,138,889 km (0.055 R)
• M10: 1,332,917 km (0.048 R)
• M11: 1,511,986 km (0.03 R)
• M12: 1,639,593 km (0.04 R)
• M13: 1,748,949 km (0.114 R)
• M14: 1,877,752 km (0.074 R)
• M15: 2,229,158 km (0.101 R)
• M16: 2,456,547 km (0.091 R)
• M17: 2,614,672 km (0.05 R)
• M18: 2,698,147 km (0.119 R)
• M19: 2,815,432 km (0.055 R)
• M20: 2,921,198 km (0.111 R)
• M21: 3,068,701 km (0.109 R)
• M22: 3,448,680 km (0.058 R)
• M23: 3,655,125 km (0.077 R)
• M24: 3,778,094 km (0.116 R)
• M25: 3,887,749 km (0.107 R)
• M26: 3,991,122 km (0.074 R)
• M27: 4,140,420 km (0.087 R)
• M28: 4,238,556 km (0.114 R)
• M29: 4,329,811 km (0.084 R)
• M30: 4,437,073 km (0.117 R)
• M31: 4,521,895 km (0.098 R)
• M32: 4,803,737 km (0.062 R)
• M33: 5,188,353 km (0.072 R)
• M34: 5,475,282 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.6

Radius: 11.6

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.46 AU - 1.92 AU

Year: 1490 Days

Day: 14.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 32,302,753 km

• M1: 182,061 km (0.076 R)
• M2: 260,001 km (0.064 R)
• M3: 340,485 km (0.059 R)
• M4: 446,250 km (0.083 R)
• M5: 543,190 km (0.057 R)
• M6: 628,760 km (0.118 R)
• M7: 704,307 km (0.1 R)
• M8: 815,907 km (0.076 R)
• M9: 951,592 km (0.066 R)
• M10: 1,034,469 km (0.053 R)
• M11: 1,195,287 km (0.11 R)
• M12: 1,318,406 km (0.115 R)
• M13: 1,494,034 km (0.051 R)
• M14: 1,706,613 km (0.111 R)
• M15: 1,846,337 km (0.117 R)
• M16: 1,921,585 km (0.063 R)
• M17: 2,067,443 km (0.112 R)
• M18: 2,224,969 km (0.104 R)
• M19: 2,435,902 km (0.116 R)
• M20: 2,510,551 km (0.11 R)
• M21: 2,790,748 km (0.09 R)
• M22: 2,956,802 km (0.102 R)
• M23: 3,090,243 km (0.118 R)
• M24: 3,198,402 km (0.117 R)
• M25: 3,363,110 km (0.066 R)
• M26: 3,511,960 km (0.096 R)
• M27: 3,710,775 km (0.113 R)
• M28: 3,797,093 km (0.032 R)
• M29: 3,903,457 km (0.12 R)
• M30: 4,309,017 km (0.082 R)
• M31: 4,707,546 km (0.102 R)
• M32: 4,821,988 km (0.09 R)
• M33: 5,117,893 km (0.078 R)
• M34: 5,387,019 km (0.039 R)
• M35: 5,705,214 km (0.087 R)
• M36: 6,029,542 km (0.093 R)
• M37: 6,108,679 km (0.042 R)
• M38: 6,256,781 km (0.095 R)
• M39: 6,405,930 km (0.063 R)
• M40: 6,754,793 km (0.083 R)
• M41: 6,860,708 km (0.092 R)
• M42: 7,098,120 km (0.119 R)
• M43: 7,532,103 km (0.087 R)
• M44: 7,654,175 km (0.112 R)
• M45: 7,752,461 km (0.043 R)
• M46: 7,925,246 km (0.11 R)
• M47: 8,086,812 km (0.088 R)
• M48: 8,362,820 km (0.11 R)
• M49: 8,463,948 km (0.078 R)
• M50: 8,552,809 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.6

Radius: 10.9

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.46 AU - 3.62 AU

Year: 4517 Days

Day: 12.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 32,302,753 km

• M1: 139,276 km (0.061 R)
• M2: 241,900 km (0.077 R)
• M3: 756,965 km (0.093 R)
• M4: 1,003,951 km (0.085 R)
• M5: 1,137,393 km (0.049 R)
• M6: 1,229,844 km (0.09 R)
• M7: 1,472,641 km (0.117 R)
• M8: 1,605,036 km (0.106 R)
• M9: 1,688,511 km (0.097 R)
• M10: 2,037,822 km (0.028 R)
• M11: 2,715,650 km (0.048 R)
• M12: 3,125,249 km (0.07 R)
• M13: 3,257,344 km (0.116 R)
• M14: 3,364,307 km (0.11 R)
• M15: 3,874,734 km (0.054 R)
• M16: 4,483,598 km (0.072 R)
• M17: 4,693,184 km (0.088 R)
• M18: 4,799,249 km (0.063 R)
• M19: 5,278,561 km (0.08 R)
• M20: 7,013,447 km (0.081 R)
• M21: 7,468,524 km (0.094 R)
• M22: 7,842,968 km (0.117 R)
• M23: 8,296,848 km (0.106 R)
• M24: 8,406,952 km (0.083 R)
• M25: 8,666,055 km (0.111 R)
• M26: 9,154,193 km (0.104 R)
• M27: 9,249,038 km (0.091 R)
• M28: 9,401,628 km (0.109 R)
• M29: 9,805,991 km (0.108 R)
• M30: 11,133,822 km (0.082 R)
• M31: 11,891,236 km (0.08 R)
• M32: 12,286,772 km (0.084 R)
• M33: 13,219,066 km (0.116 R)
• M34: 13,889,564 km (0.078 R)
• M35: 14,350,026 km (0.081 R)
• M36: 14,860,155 km (0.028 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462

Radius: 11.8

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.08 AU - 5.34 AU

Year: 6933 Days

Day: 13.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 32,302,753 km

• M1: 207,043 km (0.064 R)
• M2: 389,553 km (0.084 R)
• M3: 491,429 km (0.086 R)
• M4: 592,856 km (0.047 R)
• M5: 1,137,093 km (0.074 R)
• M6: 1,882,390 km (0.065 R)
• M7: 1,956,740 km (0.105 R)
• M8: 2,186,074 km (0.09 R)
• M9: 2,485,120 km (0.092 R)
• M10: 2,797,630 km (0.101 R)
• M11: 3,391,982 km (0.079 R)
• M12: 3,529,463 km (0.05 R)
• M13: 4,122,020 km (0.092 R)
• M14: 4,492,723 km (0.115 R)
• M15: 4,593,403 km (0.114 R)
• M16: 4,925,809 km (0.06 R)
• M17: 5,134,349 km (0.098 R)
• M18: 5,266,144 km (0.081 R)
• M19: 5,479,471 km (0.064 R)
• M20: 6,136,505 km (0.115 R)
• M21: 6,332,927 km (0.078 R)
• M22: 6,531,293 km (0.109 R)
• M23: 6,703,181 km (0.103 R)
• M24: 6,905,438 km (0.038 R)
• M25: 7,109,788 km (0.107 R)
• M26: 8,847,368 km (0.045 R)
• M27: 9,069,521 km (0.08 R)
• M28: 9,519,361 km (0.081 R)
• M29: 9,812,424 km (0.073 R)
• M30: 10,241,021 km (0.041 R)
• M31: 10,374,014 km (0.051 R)
• M32: 10,642,093 km (0.09 R)
• M33: 10,776,881 km (0.059 R)
• M34: 11,184,834 km (0.093 R)
• M35: 11,667,138 km (0.098 R)
• M36: 12,121,167 km (0.108 R)
• M37: 12,403,608 km (0.09 R)
• M38: 12,723,748 km (0.12 R)
• M39: 13,046,729 km (0.064 R)
• M40: 13,737,273 km (0.083 R)
• M41: 13,957,930 km (0.103 R)
• M42: 15,420,249 km (0.102 R)
• M43: 15,534,692 km (0.069 R)
• M44: 15,802,921 km (0.097 R)
• M45: 16,150,137 km (0.116 R)
• M46: 16,773,661 km (0.046 R)
• M47: 17,603,929 km (0.096 R)
• M48: 17,723,608 km (0.083 R)
• M49: 18,003,954 km (0.12 R)
• M50: 18,894,809 km (0.096 R)
• M51: 19,017,330 km (0.078 R)
• M52: 19,099,160 km (0.069 R)
• M53: 19,592,833 km (0.033 R)
• M54: 19,716,999 km (0.119 R)
• M55: 20,887,603 km (0.093 R)
• M56: 21,141,470 km (0.05 R)
• M57: 21,438,871 km (0.119 R)
• M58: 21,694,833 km (0.114 R)
• M59: 22,166,814 km (0.088 R)
• M60: 22,685,620 km (0.098 R)
• M61: 23,164,632 km (0.076 R)
• M62: 23,295,979 km (0.092 R)
• M63: 24,310,252 km (0.025 R)
• M64: 24,532,704 km (0.102 R)
• M65: 25,249,129 km (0.087 R)
• M66: 25,654,988 km (0.105 R)
• M67: 25,926,957 km (0.108 R)
• M68: 26,245,301 km (0.051 R)
• M69: 26,794,026 km (0.09 R)
• M70: 27,023,808 km (0.072 R)
• M71: 28,556,738 km (0.095 R)
• M72: 28,885,554 km (0.073 R)
• M73: 29,074,047 km (0.117 R)
• M74: 29,310,112 km (0.046 R)
• M75: 29,974,776 km (0.06 R)
• M76: 31,029,142 km (0.084 R)
• M77: 31,754,990 km (0.041 R)
• M78: 32,144,394 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.5

Radius: 11.4

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.37 AU - 5.05 AU

Year: 6933 Days

Day: 13 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 32,302,753 km

• M1: 169,794 km (0.034 R)
• M2: 325,375 km (0.071 R)
• M3: 420,669 km (0.074 R)
• M4: 528,529 km (0.083 R)
• M5: 852,109 km (0.098 R)
• M6: 938,727 km (0.028 R)
• M7: 1,070,522 km (0.078 R)
• M8: 1,244,355 km (0.046 R)
• M9: 1,418,487 km (0.067 R)
• M10: 1,542,504 km (0.03 R)
• M11: 1,660,387 km (0.111 R)
• M12: 1,771,089 km (0.113 R)
• M13: 1,884,335 km (0.093 R)
• M14: 1,957,787 km (0.104 R)
• M15: 2,305,902 km (0.111 R)
• M16: 2,756,790 km (0.079 R)
• M17: 2,876,917 km (0.068 R)
• M18: 3,134,973 km (0.101 R)
• M19: 3,235,204 km (0.076 R)
• M20: 3,477,851 km (0.119 R)
• M21: 3,700,154 km (0.05 R)
• M22: 4,117,382 km (0.111 R)
• M23: 4,479,110 km (0.039 R)
• M24: 4,663,863 km (0.077 R)
• M25: 5,188,653 km (0.119 R)
• M26: 5,307,882 km (0.069 R)
• M27: 5,397,940 km (0.095 R)
• M28: 5,579,552 km (0.026 R)
• M29: 5,855,709 km (0.076 R)
• M30: 6,120,797 km (0.063 R)
• M31: 6,199,485 km (0.104 R)
• M32: 6,342,052 km (0.07 R)
• M33: 7,037,981 km (0.115 R)
• M34: 7,153,621 km (0.075 R)
• M35: 7,370,089 km (0.086 R)
• M36: 8,205,294 km (0.08 R)
• M37: 8,519,599 km (0.098 R)
• M38: 8,731,429 km (0.108 R)
• M39: 8,980,659 km (0.115 R)
• M40: 9,341,041 km (0.073 R)
• M41: 9,522,952 km (0.065 R)
• M42: 9,798,062 km (0.098 R)
• M43: 10,224,865 km (0.084 R)
• M44: 10,886,237 km (0.108 R)
• M45: 10,962,831 km (0.064 R)
• M46: 11,270,404 km (0.1 R)
• M47: 12,871,550 km (0.115 R)
• M48: 12,972,679 km (0.115 R)
• M49: 13,216,673 km (0.075 R)
• M50: 13,544,142 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.1

Radius: 14.6

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.78 AU - 4.82 AU

Year: 7133 Days

Day: 13.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 32,302,753 km

• M1: 182,509 km (0.095 R)
• M2: 308,471 km (0.076 R)
• M3: 540,647 km (0.116 R)
• M4: 738,565 km (0.1 R)
• M5: 1,077,853 km (0.053 R)
• M6: 1,369,419 km (0.085 R)
• M7: 1,467,106 km (0.082 R)
• M8: 1,652,608 km (0.037 R)
• M9: 1,846,187 km (0.103 R)
• M10: 2,066,395 km (0.092 R)
• M11: 2,237,386 km (0.089 R)
• M12: 2,373,669 km (0.116 R)
• M13: 2,614,223 km (0.037 R)
• M14: 2,799,874 km (0.093 R)
• M15: 2,990,162 km (0.025 R)
• M16: 3,141,256 km (0.077 R)
• M17: 3,770,914 km (0.087 R)
• M18: 4,613,150 km (0.096 R)
• M19: 5,017,363 km (0.068 R)
• M20: 5,672,153 km (0.099 R)
• M21: 6,465,620 km (0.092 R)
• M22: 7,293,943 km (0.09 R)
• M23: 7,646,546 km (0.083 R)
• M24: 7,795,096 km (0.092 R)
• M25: 8,924,710 km (0.073 R)
• M26: 9,112,754 km (0.106 R)
• M27: 9,556,611 km (0.089 R)
• M28: 9,652,653 km (0.074 R)
• M29: 9,748,994 km (0.069 R)
• M30: 9,910,261 km (0.102 R)
• M31: 10,498,479 km (0.101 R)
• M32: 11,165,387 km (0.066 R)
• M33: 11,640,510 km (0.115 R)
• M34: 12,927,799 km (0.075 R)
• M35: 13,212,035 km (0.116 R)
• M36: 14,186,964 km (0.119 R)
• M37: 14,664,481 km (0.099 R)
• M38: 15,035,633 km (0.054 R)
• M39: 15,147,532 km (0.113 R)
• M40: 15,484,876 km (0.117 R)
• M41: 15,711,217 km (0.092 R)
• M42: 15,900,758 km (0.043 R)
• M43: 16,627,654 km (0.106 R)
• M44: 17,876,347 km (0.063 R)
• M45: 18,113,909 km (0.067 R)
• M46: 18,472,046 km (0.114 R)
• M47: 18,632,116 km (0.03 R)
• M48: 18,792,485 km (0.103 R)
• M49: 18,913,210 km (0.118 R)
• M50: 19,479,588 km (0.097 R)
• M51: 19,805,711 km (0.088 R)
• M52: 21,295,706 km (0.077 R)
• M53: 21,800,449 km (0.079 R)
• M54: 21,927,308 km (0.059 R)
• M55: 22,181,624 km (0.088 R)
• M56: 22,309,082 km (0.025 R)
• M57: 22,821,754 km (0.057 R)
• M58: 23,381,399 km (0.098 R)
• M59: 23,771,550 km (0.088 R)
• M60: 24,120,263 km (0.108 R)
• M61: 26,022,998 km (0.041 R)
• M62: 27,105,788 km (0.092 R)
• M63: 27,333,326 km (0.115 R)
• M64: 27,561,463 km (0.072 R)
• M65: 27,973,605 km (0.118 R)
• M66: 28,249,464 km (0.11 R)
• M67: 28,341,765 km (0.048 R)
• M68: 29,362,322 km (0.059 R)
• M69: 29,877,088 km (0.054 R)
• M70: 29,971,036 km (0.111 R)
• M71: 31,010,741 km (0.072 R)
• M72: 31,201,030 km (0.104 R)
• M73: 32,302,818 km (0.077 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 16,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit