🌌 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: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.41 AU - 0.65 AU

Year: 253 Days

Day: 18.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,932,272 km

• M1: 56,548 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.6

Radius: 9

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.6 AU - 0.78 AU

Year: 376 Days

Day: 10.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 29,932,272 km

• M1: 113,694 km (0.066 R)
• M2: 185,651 km (0.118 R)
• M3: 262,694 km (0.118 R)
• M4: 342,280 km (0.118 R)
• M5: 408,103 km (0.116 R)
• M6: 505,192 km (0.06 R)
• M7: 565,630 km (0.104 R)
• M8: 709,692 km (0.05 R)
• M9: 767,138 km (0.06 R)
• M10: 834,307 km (0.102 R)
• M11: 891,155 km (0.116 R)
• M12: 966,402 km (0.084 R)
• M13: 1,048,382 km (0.117 R)
• M14: 1,155,344 km (0.097 R)
• M15: 1,233,434 km (0.065 R)
• M16: 1,299,108 km (0.093 R)
• M17: 1,429,258 km (0.069 R)
• M18: 1,579,006 km (0.098 R)
• M19: 1,707,809 km (0.118 R)
• M20: 1,818,811 km (0.054 R)
• M21: 1,883,437 km (0.114 R)
• M22: 1,998,328 km (0.098 R)
• M23: 2,098,559 km (0.04 R)
• M24: 2,160,792 km (0.037 R)
• M25: 2,327,743 km (0.087 R)
• M26: 2,415,706 km (0.115 R)
• M27: 2,528,952 km (0.115 R)
• M28: 2,601,208 km (0.11 R)
• M29: 2,692,762 km (0.115 R)
• M30: 2,760,530 km (0.117 R)
• M31: 2,954,708 km (0.117 R)
• M32: 3,069,449 km (0.101 R)
• M33: 3,283,823 km (0.1 R)
• M34: 3,343,213 km (0.082 R)
• M35: 3,550,257 km (0.045 R)
• M36: 3,624,906 km (0.086 R)
• M37: 3,706,736 km (0.104 R)
• M38: 3,921,259 km (0.078 R)
• M39: 3,991,271 km (0.074 R)
• M40: 4,068,912 km (0.041 R)
• M41: 4,254,264 km (0.112 R)
• M42: 4,326,221 km (0.079 R)
• M43: 4,478,811 km (0.077 R)
• M44: 4,544,783 km (0.111 R)
• M45: 4,789,525 km (0.119 R)
• M46: 4,902,173 km (0.056 R)
• M47: 4,985,349 km (0.116 R)
• M48: 5,053,715 km (0.099 R)
• M49: 5,191,495 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.6

Radius: 13.3

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.69 AU - 1.11 AU

Year: 560 Days

Day: 13.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 29,932,272 km

• M1: 165,605 km (0.097 R)
• M2: 254,915 km (0.049 R)
• M3: 350,358 km (0.099 R)
• M4: 466,446 km (0.108 R)
• M5: 581,487 km (0.118 R)
• M6: 664,963 km (0.055 R)
• M7: 782,247 km (0.052 R)
• M8: 929,900 km (0.091 R)
• M9: 1,078,301 km (0.099 R)
• M10: 1,220,120 km (0.055 R)
• M11: 1,306,289 km (0.038 R)
• M12: 1,405,322 km (0.067 R)
• M13: 1,550,732 km (0.066 R)
• M14: 1,701,377 km (0.06 R)
• M15: 1,874,611 km (0.095 R)
• M16: 1,957,638 km (0.096 R)
• M17: 2,072,379 km (0.055 R)
• M18: 2,158,398 km (0.108 R)
• M19: 2,334,176 km (0.112 R)
• M20: 2,580,563 km (0.085 R)
• M21: 2,700,242 km (0.082 R)
• M22: 2,794,787 km (0.105 R)
• M23: 2,917,906 km (0.072 R)
• M24: 3,007,964 km (0.068 R)
• M25: 3,162,649 km (0.119 R)
• M26: 3,262,430 km (0.106 R)
• M27: 3,406,942 km (0.088 R)
• M28: 3,597,978 km (0.056 R)
• M29: 3,732,467 km (0.062 R)
• M30: 3,876,081 km (0.12 R)
• M31: 4,006,381 km (0.063 R)
• M32: 4,263,240 km (0.104 R)
• M33: 4,421,664 km (0.101 R)
• M34: 4,541,791 km (0.094 R)
• M35: 4,801,792 km (0.096 R)
• M36: 4,900,527 km (0.116 R)
• M37: 5,091,713 km (0.066 R)
• M38: 5,200,920 km (0.111 R)
• M39: 5,344,982 km (0.034 R)
• M40: 6,049,289 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.2

Radius: 13.6

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.95 AU - 1.17 AU

Year: 716 Days

Day: 13 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,932,272 km

• M1: 170,093 km (0.096 R)
• M2: 297,999 km (0.102 R)
• M3: 431,141 km (0.104 R)
• M4: 521,049 km (0.112 R)
• M5: 651,648 km (0.091 R)
• M6: 742,753 km (0.101 R)
• M7: 838,945 km (0.114 R)
• M8: 929,152 km (0.089 R)
• M9: 1,028,635 km (0.079 R)
• M10: 1,114,654 km (0.056 R)
• M11: 1,203,365 km (0.09 R)
• M12: 1,376,001 km (0.115 R)
• M13: 1,511,088 km (0.084 R)
• M14: 1,633,908 km (0.112 R)
• M15: 1,746,555 km (0.092 R)
• M16: 1,886,728 km (0.104 R)
• M17: 2,012,540 km (0.106 R)
• M18: 2,100,504 km (0.102 R)
• M19: 2,204,923 km (0.11 R)
• M20: 2,345,695 km (0.114 R)
• M21: 2,462,082 km (0.11 R)
• M22: 2,568,446 km (0.118 R)
• M23: 2,704,879 km (0.069 R)
• M24: 2,847,745 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.5

Radius: 15

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.03 AU - 1.13 AU

Year: 736 Days

Day: 5.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 29,932,272 km

• M1: 208,240 km (0.073 R)
• M2: 302,188 km (0.105 R)
• M3: 440,715 km (0.116 R)
• M4: 601,832 km (0.11 R)
• M5: 765,492 km (0.026 R)
• M6: 899,682 km (0.102 R)
• M7: 1,042,847 km (0.086 R)
• M8: 1,207,554 km (0.109 R)
• M9: 1,340,547 km (0.112 R)
• M10: 1,507,199 km (0.09 R)
• M11: 1,600,697 km (0.111 R)
• M12: 1,869,973 km (0.088 R)
• M13: 1,986,809 km (0.063 R)
• M14: 2,179,043 km (0.07 R)
• M15: 2,277,628 km (0.047 R)
• M16: 2,377,709 km (0.101 R)
• M17: 2,513,543 km (0.097 R)
• M18: 2,802,118 km (0.095 R)
• M19: 2,918,954 km (0.044 R)
• M20: 3,046,561 km (0.113 R)
• M21: 3,307,609 km (0.088 R)
• M22: 3,556,689 km (0.098 R)
• M23: 3,911,984 km (0.113 R)
• M24: 4,073,700 km (0.048 R)
• M25: 4,217,014 km (0.103 R)
• M26: 4,320,387 km (0.051 R)
• M27: 4,424,806 km (0.101 R)
• M28: 4,540,445 km (0.039 R)
• M29: 4,699,916 km (0.065 R)
• M30: 4,818,099 km (0.095 R)
• M31: 4,948,249 km (0.118 R)
• M32: 5,090,367 km (0.079 R)
• M33: 5,189,700 km (0.06 R)
• M34: 5,323,141 km (0.111 R)
• M35: 5,468,999 km (0.11 R)
• M36: 5,661,681 km (0.053 R)
• M37: 6,077,413 km (0.118 R)
• M38: 6,253,640 km (0.086 R)
• M39: 6,539,073 km (0.075 R)
• M40: 6,695,552 km (0.031 R)
• M41: 6,792,491 km (0.099 R)
• M42: 6,975,450 km (0.049 R)
• M43: 7,296,636 km (0.065 R)
• M44: 7,484,082 km (0.075 R)
• M45: 7,927,790 km (0.12 R)
• M46: 8,328,113 km (0.035 R)
• M47: 8,524,087 km (0.032 R)
• M48: 8,787,977 km (0.076 R)
• M49: 8,920,820 km (0.084 R)
• M50: 9,041,097 km (0.063 R)
• M51: 9,135,044 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700

Radius: 14.5

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.79 AU - 2.81 AU

Year: 3074 Days

Day: 12.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 29,932,272 km

• M1: 224,397 km (0.062 R)
• M2: 402,568 km (0.04 R)
• M3: 592,856 km (0.105 R)
• M4: 720,763 km (0.079 R)
• M5: 829,071 km (0.061 R)
• M6: 954,285 km (0.119 R)
• M7: 1,214,286 km (0.113 R)
• M8: 1,422,077 km (0.077 R)
• M9: 1,589,178 km (0.1 R)
• M10: 1,722,470 km (0.093 R)
• M11: 1,901,539 km (0.086 R)
• M12: 2,072,678 km (0.07 R)
• M13: 2,339,262 km (0.063 R)
• M14: 2,538,975 km (0.113 R)
• M15: 2,648,929 km (0.12 R)
• M16: 2,825,006 km (0.087 R)
• M17: 3,054,938 km (0.092 R)
• M18: 3,172,223 km (0.068 R)
• M19: 3,273,949 km (0.098 R)
• M20: 3,463,640 km (0.102 R)
• M21: 3,781,685 km (0.07 R)
• M22: 4,696,027 km (0.116 R)
• M23: 4,890,953 km (0.112 R)
• M24: 5,029,032 km (0.059 R)
• M25: 5,168,307 km (0.094 R)
• M26: 5,451,047 km (0.081 R)
• M27: 5,718,229 km (0.098 R)
• M28: 6,201,430 km (0.052 R)
• M29: 6,415,654 km (0.118 R)
• M30: 7,500,837 km (0.118 R)
• M31: 7,683,496 km (0.087 R)
• M32: 7,798,387 km (0.093 R)
• M33: 8,029,965 km (0.115 R)
• M34: 8,216,813 km (0.084 R)
• M35: 8,690,440 km (0.067 R)
• M36: 8,786,182 km (0.102 R)
• M37: 9,075,804 km (0.102 R)
• M38: 9,491,387 km (0.108 R)
• M39: 9,590,121 km (0.074 R)
• M40: 10,113,863 km (0.116 R)
• M41: 11,085,501 km (0.082 R)
• M42: 11,267,861 km (0.037 R)
• M43: 11,926,840 km (0.109 R)
• M44: 12,301,433 km (0.101 R)
• M45: 12,490,225 km (0.104 R)
• M46: 12,980,009 km (0.105 R)
• M47: 13,089,814 km (0.056 R)
• M48: 13,199,768 km (0.114 R)
• M49: 13,670,852 km (0.108 R)
• M50: 14,316,965 km (0.112 R)
• M51: 14,743,768 km (0.074 R)
• M52: 15,261,526 km (0.048 R)
• M53: 15,522,574 km (0.11 R)
• M54: 15,785,119 km (0.084 R)
• M55: 15,931,724 km (0.1 R)
• M56: 17,090,061 km (0.055 R)
• M57: 17,210,487 km (0.074 R)
• M58: 17,451,938 km (0.086 R)
• M59: 19,456,101 km (0.1 R)
• M60: 19,928,980 km (0.106 R)
• M61: 20,023,974 km (0.116 R)
• M62: 20,405,598 km (0.082 R)
• M63: 20,661,411 km (0.056 R)
• M64: 21,079,238 km (0.042 R)
• M65: 21,825,432 km (0.091 R)
• M66: 21,956,031 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.2

Radius: 10.6

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.03 AU - 4.13 AU

Year: 4444 Days

Day: 10.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 29,932,272 km

• M1: 139,276 km (0.117 R)
• M2: 240,553 km (0.092 R)
• M3: 315,203 km (0.119 R)
• M4: 529,876 km (0.05 R)
• M5: 685,158 km (0.036 R)
• M6: 756,816 km (0.119 R)
• M7: 844,031 km (0.101 R)
• M8: 1,228,199 km (0.09 R)
• M9: 1,566,738 km (0.094 R)
• M10: 1,664,127 km (0.108 R)
• M11: 2,200,285 km (0.111 R)
• M12: 2,554,533 km (0.067 R)
• M13: 2,866,894 km (0.096 R)
• M14: 2,966,975 km (0.117 R)
• M15: 3,316,435 km (0.099 R)
• M16: 3,442,995 km (0.086 R)
• M17: 3,744,584 km (0.099 R)
• M18: 4,054,701 km (0.075 R)
• M19: 4,258,603 km (0.081 R)
• M20: 4,419,570 km (0.026 R)
• M21: 4,489,133 km (0.107 R)
• M22: 4,938,375 km (0.118 R)
• M23: 5,328,078 km (0.084 R)
• M24: 5,752,936 km (0.12 R)
• M25: 5,982,419 km (0.1 R)
• M26: 6,397,703 km (0.081 R)
• M27: 6,582,456 km (0.071 R)
• M28: 6,903,044 km (0.113 R)
• M29: 7,699,204 km (0.104 R)
• M30: 8,408,896 km (0.099 R)
• M31: 8,756,861 km (0.104 R)
• M32: 8,903,317 km (0.06 R)
• M33: 9,951,101 km (0.085 R)
• M34: 10,165,325 km (0.111 R)
• M35: 10,848,538 km (0.084 R)
• M36: 10,974,350 km (0.08 R)
• M37: 11,291,049 km (0.075 R)
• M38: 11,610,889 km (0.118 R)
• M39: 12,886,211 km (0.09 R)
• M40: 13,422,220 km (0.093 R)
• M41: 13,829,126 km (0.118 R)
• M42: 14,034,075 km (0.119 R)
• M43: 14,240,072 km (0.089 R)
• M44: 14,516,229 km (0.073 R)
• M45: 14,794,182 km (0.065 R)
• M46: 15,073,781 km (0.108 R)
• M47: 15,603,058 km (0.075 R)
• M48: 16,210,126 km (0.073 R)
• M49: 16,282,083 km (0.094 R)
• M50: 16,607,159 km (0.097 R)
• M51: 17,007,333 km (0.093 R)
• M52: 17,263,744 km (0.03 R)
• M53: 17,706,105 km (0.079 R)
• M54: 18,339,353 km (0.089 R)
• M55: 18,715,142 km (0.109 R)
• M56: 18,866,236 km (0.084 R)
• M57: 19,935,263 km (0.062 R)
• M58: 20,438,211 km (0.086 R)
• M59: 20,516,002 km (0.056 R)
• M60: 20,827,913 km (0.078 R)
• M61: 21,377,685 km (0.109 R)
• M62: 21,852,808 km (0.093 R)
• M63: 22,251,337 km (0.085 R)
• M64: 22,853,618 km (0.109 R)
• M65: 22,934,401 km (0.087 R)
• M66: 23,055,575 km (0.091 R)
• M67: 23,136,657 km (0.097 R)
• M68: 23,258,131 km (0.104 R)
• M69: 23,380,053 km (0.091 R)
• M70: 23,624,346 km (0.046 R)
• M71: 24,403,452 km (0.108 R)
• M72: 24,651,336 km (0.091 R)
• M73: 24,858,379 km (0.11 R)
• M74: 25,525,137 km (0.101 R)
• M75: 25,734,723 km (0.063 R)
• M76: 26,029,132 km (0.095 R)
• M77: 26,155,692 km (0.116 R)
• M78: 26,961,575 km (0.119 R)
• M79: 27,474,696 km (0.054 R)
• M80: 28,424,044 km (0.067 R)
• M81: 28,771,859 km (0.112 R)
• M82: 28,989,973 km (0.111 R)
• M83: 29,077,338 km (0.052 R)
• M84: 29,252,517 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.8

Radius: 5.9

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.33 AU - 6.53 AU

Year: 10696 Days

Day: 17.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 29,932,272 km

• M1: 87,216 km (0.098 R)
• M2: 213,327 km (0.096 R)
• M3: 448,046 km (0.074 R)
• M4: 568,173 km (0.077 R)
• M5: 711,338 km (0.068 R)
• M6: 893,099 km (0.108 R)
• M7: 1,045,988 km (0.062 R)
• M8: 1,299,108 km (0.06 R)
• M9: 1,440,777 km (0.073 R)
• M10: 2,221,977 km (0.089 R)
• M11: 2,296,926 km (0.07 R)
• M12: 2,353,623 km (0.099 R)
• M13: 2,885,444 km (0.083 R)
• M14: 2,946,779 km (0.082 R)
• M15: 3,112,533 km (0.063 R)
• M16: 3,154,421 km (0.114 R)
• M17: 3,496,701 km (0.083 R)
• M18: 3,540,234 km (0.1 R)
• M19: 3,850,649 km (0.119 R)
• M20: 3,895,678 km (0.044 R)
• M21: 4,146,703 km (0.099 R)
• M22: 4,450,088 km (0.107 R)
• M23: 4,881,827 km (0.113 R)
• M24: 5,785,249 km (0.09 R)
• M25: 5,888,771 km (0.115 R)
• M26: 5,993,040 km (0.113 R)
• M27: 6,229,555 km (0.047 R)
• M28: 6,389,026 km (0.102 R)
• M29: 6,522,916 km (0.085 R)
• M30: 6,684,781 km (0.079 R)
• M31: 6,766,312 km (0.073 R)
• M32: 7,261,929 km (0.095 R)
• M33: 7,373,679 km (0.04 R)
• M34: 7,769,216 km (0.087 R)
• M35: 7,883,509 km (0.108 R)
• M36: 8,142,762 km (0.095 R)
• M37: 8,287,872 km (0.091 R)
• M38: 8,640,025 km (0.089 R)
• M39: 9,541,203 km (0.074 R)
• M40: 9,755,876 km (0.076 R)
• M41: 10,034,128 km (0.102 R)
• M42: 10,630,125 km (0.063 R)
• M43: 11,076,526 km (0.097 R)
• M44: 12,485,737 km (0.063 R)
• M45: 12,619,777 km (0.097 R)
• M46: 12,821,585 km (0.092 R)
• M47: 13,024,439 km (0.075 R)
• M48: 13,092,357 km (0.09 R)
• M49: 13,160,274 km (0.068 R)
• M50: 13,330,816 km (0.117 R)
• M51: 13,501,956 km (0.092 R)
• M52: 13,673,993 km (0.119 R)
• M53: 13,846,629 km (0.081 R)
• M54: 14,264,007 km (0.054 R)
• M55: 14,404,031 km (0.042 R)
• M56: 15,217,993 km (0.085 R)
• M57: 15,756,994 km (0.09 R)
• M58: 17,112,800 km (0.107 R)
• M59: 17,224,400 km (0.087 R)
• M60: 17,823,539 km (0.092 R)
• M61: 18,467,558 km (0.086 R)
• M62: 18,811,633 km (0.115 R)
• M63: 20,523,930 km (0.084 R)
• M64: 20,563,424 km (0.094 R)
• M65: 21,158,824 km (0.084 R)
• M66: 21,198,766 km (0.032 R)
• M67: 21,679,424 km (0.026 R)
• M68: 22,244,904 km (0.072 R)
• M69: 22,366,677 km (0.105 R)
• M70: 22,447,908 km (0.108 R)
• M71: 22,692,501 km (0.079 R)
• M72: 22,733,341 km (0.054 R)
• M73: 22,896,852 km (0.115 R)
• M74: 23,225,369 km (0.057 R)
• M75: 23,307,647 km (0.097 R)
• M76: 23,390,076 km (0.037 R)
• M77: 23,596,671 km (0.098 R)
• M78: 23,803,714 km (0.115 R)
• M79: 24,178,157 km (0.086 R)
• M80: 25,059,139 km (0.106 R)
• M81: 26,036,163 km (0.095 R)
• M82: 26,809,434 km (0.09 R)
• M83: 26,895,752 km (0.09 R)
• M84: 27,285,754 km (0.112 R)
• M85: 27,546,653 km (0.047 R)
• M86: 28,027,161 km (0.118 R)
• M87: 28,202,639 km (0.114 R)
• M88: 28,334,435 km (0.115 R)
• M89: 28,952,424 km (0.107 R)
• M90: 29,441,011 km (0.104 R)
• M91: 29,530,021 km (0.081 R)
• M92: 29,663,911 km (0.095 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 18,325 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit