🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.54 AU - 0.62 AU

Year: 290 Days

Day: 25.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.5

Radius: 14.5

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.92 AU - 0.92 AU

Year: 579 Days

Day: 12.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 57,197,762 km

• M1: 183,557 km (0.11 R)
• M2: 279,299 km (0.028 R)
• M3: 422,016 km (0.088 R)
• M4: 542,143 km (0.028 R)
• M5: 729,888 km (0.068 R)
• M6: 826,079 km (0.09 R)
• M7: 967,001 km (0.054 R)
• M8: 1,059,153 km (0.081 R)
• M9: 1,436,289 km (0.116 R)
• M10: 1,641,089 km (0.119 R)
• M11: 1,849,329 km (0.11 R)
• M12: 1,986,660 km (0.079 R)
• M13: 2,080,308 km (0.062 R)
• M14: 2,512,945 km (0.12 R)
• M15: 2,643,993 km (0.099 R)
• M16: 2,867,642 km (0.105 R)
• M17: 2,966,526 km (0.11 R)
• M18: 3,058,977 km (0.049 R)
• M19: 3,167,885 km (0.096 R)
• M20: 3,373,881 km (0.077 R)
• M21: 3,592,593 km (0.076 R)
• M22: 3,757,749 km (0.078 R)
• M23: 3,976,162 km (0.113 R)
• M24: 4,181,709 km (0.112 R)
• M25: 4,425,853 km (0.086 R)
• M26: 4,540,894 km (0.117 R)
• M27: 4,728,789 km (0.075 R)
• M28: 4,882,874 km (0.06 R)
• M29: 5,038,755 km (0.088 R)
• M30: 5,177,582 km (0.047 R)
• M31: 5,317,756 km (0.104 R)
• M32: 5,497,123 km (0.104 R)
• M33: 5,688,010 km (0.046 R)
• M34: 5,861,843 km (0.118 R)
• M35: 5,988,552 km (0.084 R)
• M36: 6,126,033 km (0.12 R)
• M37: 6,254,537 km (0.101 R)
• M38: 6,354,020 km (0.088 R)
• M39: 6,454,101 km (0.075 R)
• M40: 6,686,277 km (0.111 R)
• M41: 6,880,156 km (0.069 R)
• M42: 6,972,757 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.8

Radius: 12.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.91 AU - 1.17 AU

Year: 696 Days

Day: 5.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,197,762 km

• M1: 160,668 km (0.115 R)
• M2: 243,246 km (0.109 R)
• M3: 335,698 km (0.11 R)
• M4: 448,644 km (0.098 R)
• M5: 532,269 km (0.047 R)
• M6: 629,807 km (0.077 R)
• M7: 809,175 km (0.082 R)
• M8: 905,965 km (0.105 R)
• M9: 989,889 km (0.103 R)
• M10: 1,094,458 km (0.065 R)
• M11: 1,175,540 km (0.108 R)
• M12: 1,283,999 km (0.055 R)
• M13: 1,405,771 km (0.113 R)
• M14: 1,501,514 km (0.117 R)
• M15: 1,910,814 km (0.09 R)
• M16: 2,043,956 km (0.04 R)
• M17: 2,241,874 km (0.059 R)
• M18: 2,335,372 km (0.097 R)
• M19: 2,482,277 km (0.109 R)
• M20: 2,611,829 km (0.052 R)
• M21: 2,710,564 km (0.117 R)
• M22: 2,920,300 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.3

Radius: 10.9

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.74 AU - 1.76 AU

Year: 1519 Days

Day: 9.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 57,197,762 km

• M1: 141,520 km (0.078 R)
• M2: 226,790 km (0.086 R)
• M3: 312,959 km (0.11 R)
• M4: 398,080 km (0.059 R)
• M5: 483,650 km (0.119 R)
• M6: 576,849 km (0.089 R)
• M7: 765,792 km (0.081 R)
• M8: 897,288 km (0.033 R)
• M9: 1,043,595 km (0.11 R)
• M10: 1,113,008 km (0.046 R)
• M11: 1,278,613 km (0.112 R)
• M12: 1,383,631 km (0.065 R)
• M13: 1,468,303 km (0.118 R)
• M14: 1,708,408 km (0.069 R)
• M15: 2,039,617 km (0.053 R)
• M16: 2,280,919 km (0.099 R)
• M17: 2,409,872 km (0.066 R)
• M18: 2,723,429 km (0.097 R)
• M19: 2,919,851 km (0.074 R)
• M20: 2,999,886 km (0.108 R)
• M21: 3,121,060 km (0.091 R)
• M22: 3,316,585 km (0.068 R)
• M23: 3,622,812 km (0.057 R)
• M24: 3,795,597 km (0.118 R)
• M25: 4,387,855 km (0.057 R)
• M26: 4,468,339 km (0.067 R)
• M27: 4,537,603 km (0.05 R)
• M28: 4,747,788 km (0.107 R)
• M29: 5,009,135 km (0.045 R)
• M30: 5,141,529 km (0.081 R)
• M31: 5,311,772 km (0.053 R)
• M32: 5,397,491 km (0.111 R)
• M33: 5,558,159 km (0.096 R)
• M34: 5,682,924 km (0.093 R)
• M35: 5,783,304 km (0.12 R)
• M36: 5,947,712 km (0.111 R)
• M37: 6,088,035 km (0.12 R)
• M38: 6,203,674 km (0.094 R)
• M39: 6,333,076 km (0.111 R)
• M40: 7,006,865 km (0.107 R)
• M41: 7,277,338 km (0.089 R)
• M42: 7,606,603 km (0.12 R)
• M43: 8,038,941 km (0.045 R)
• M44: 8,293,856 km (0.087 R)
• M45: 8,652,142 km (0.115 R)
• M46: 8,927,851 km (0.051 R)
• M47: 9,265,494 km (0.031 R)
• M48: 9,354,355 km (0.094 R)
• M49: 9,502,906 km (0.109 R)
• M50: 9,727,302 km (0.104 R)
• M51: 10,196,591 km (0.118 R)
• M52: 10,334,221 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.8

Radius: 11.1

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.26 AU - 2.4 AU

Year: 2333 Days

Day: 13 Hours

Environment

Temp: -202 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 57,197,762 km

• M1: 148,401 km (0.117 R)
• M2: 290,669 km (0.055 R)
• M3: 479,012 km (0.114 R)
• M4: 604,076 km (0.077 R)
• M5: 726,597 km (0.079 R)
• M6: 923,168 km (0.045 R)
• M7: 1,256,024 km (0.114 R)
• M8: 1,729,202 km (0.034 R)
• M9: 1,963,771 km (0.089 R)
• M10: 2,040,814 km (0.105 R)
• M11: 2,358,710 km (0.07 R)
• M12: 2,511,898 km (0.092 R)
• M13: 2,619,908 km (0.092 R)
• M14: 2,778,631 km (0.086 R)
• M15: 2,890,530 km (0.11 R)
• M16: 3,326,608 km (0.067 R)
• M17: 3,866,357 km (0.115 R)
• M18: 4,033,757 km (0.074 R)
• M19: 4,390,099 km (0.099 R)
• M20: 4,477,165 km (0.116 R)
• M21: 4,786,533 km (0.066 R)
• M22: 5,194,487 km (0.115 R)
• M23: 5,286,789 km (0.088 R)
• M24: 5,488,447 km (0.104 R)
• M25: 5,598,102 km (0.114 R)
• M26: 6,189,911 km (0.116 R)
• M27: 6,353,422 km (0.112 R)
• M28: 6,485,217 km (0.065 R)
• M29: 6,617,911 km (0.119 R)
• M30: 6,902,895 km (0.117 R)
• M31: 7,089,443 km (0.102 R)
• M32: 7,363,806 km (0.056 R)
• M33: 7,781,932 km (0.074 R)
• M34: 8,207,837 km (0.111 R)
• M35: 8,441,808 km (0.096 R)
• M36: 8,605,019 km (0.111 R)
• M37: 8,934,583 km (0.09 R)
• M38: 9,268,336 km (0.107 R)
• M39: 9,474,332 km (0.116 R)
• M40: 9,662,975 km (0.049 R)
• M41: 9,738,821 km (0.057 R)
• M42: 9,852,815 km (0.068 R)
• M43: 10,063,150 km (0.108 R)
• M44: 10,140,043 km (0.066 R)
• M45: 10,236,384 km (0.088 R)
• M46: 10,722,577 km (0.083 R)
• M47: 10,801,116 km (0.059 R)
• M48: 10,899,402 km (0.029 R)
• M49: 11,037,630 km (0.099 R)
• M50: 11,516,194 km (0.119 R)
• M51: 12,001,489 km (0.092 R)
• M52: 12,144,206 km (0.115 R)
• M53: 12,308,165 km (0.046 R)
• M54: 12,534,806 km (0.041 R)
• M55: 12,679,616 km (0.103 R)
• M56: 12,845,969 km (0.093 R)
• M57: 12,971,183 km (0.036 R)
• M58: 13,159,676 km (0.085 R)
• M59: 14,591,926 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.5

Radius: 7.9

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.65 AU - 7.53 AU

Year: 11098 Days

Day: 24.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 57,197,762 km

• M1: 161,566 km (0.068 R)
• M2: 617,091 km (0.118 R)
• M3: 678,127 km (0.055 R)
• M4: 833,410 km (0.111 R)
• M5: 1,720,974 km (0.114 R)
• M6: 1,881,044 km (0.076 R)
• M7: 2,083,450 km (0.069 R)
• M8: 2,177,846 km (0.106 R)
• M9: 2,509,355 km (0.038 R)
• M10: 2,630,230 km (0.089 R)
• M11: 2,711,910 km (0.099 R)
• M12: 2,794,488 km (0.109 R)
• M13: 3,089,944 km (0.101 R)
• M14: 3,263,478 km (0.082 R)
• M15: 3,733,813 km (0.096 R)
• M16: 3,941,904 km (0.025 R)
• M17: 4,012,215 km (0.093 R)
• M18: 4,177,670 km (0.072 R)
• M19: 4,418,074 km (0.072 R)
• M20: 4,564,530 km (0.089 R)
• M21: 5,191,944 km (0.085 R)
• M22: 5,555,018 km (0.095 R)
• M23: 6,115,112 km (0.118 R)
• M24: 6,305,849 km (0.091 R)
• M25: 7,231,262 km (0.093 R)
• M26: 7,461,942 km (0.098 R)
• M27: 8,258,401 km (0.109 R)
• M28: 8,927,253 km (0.1 R)
• M29: 9,143,721 km (0.079 R)
• M30: 9,236,921 km (0.082 R)
• M31: 9,424,516 km (0.116 R)
• M32: 9,487,347 km (0.092 R)
• M33: 9,613,309 km (0.054 R)
• M34: 9,962,769 km (0.099 R)
• M35: 10,381,195 km (0.09 R)
• M36: 10,608,883 km (0.101 R)
• M37: 10,805,305 km (0.076 R)
• M38: 11,235,099 km (0.074 R)
• M39: 11,975,160 km (0.111 R)
• M40: 12,248,176 km (0.09 R)
• M41: 12,385,507 km (0.099 R)
• M42: 13,254,970 km (0.103 R)
• M43: 14,036,469 km (0.12 R)
• M44: 14,905,932 km (0.038 R)
• M45: 16,167,341 km (0.056 R)
• M46: 16,582,774 km (0.105 R)
• M47: 16,696,768 km (0.074 R)
• M48: 17,154,986 km (0.104 R)
• M49: 17,617,244 km (0.083 R)
• M50: 18,554,325 km (0.113 R)
• M51: 18,672,507 km (0.096 R)
• M52: 19,068,642 km (0.11 R)
• M53: 19,868,991 km (0.114 R)
• M54: 20,111,190 km (0.078 R)
• M55: 20,192,122 km (0.034 R)
• M56: 21,172,287 km (0.039 R)
• M57: 21,337,144 km (0.092 R)
• M58: 21,543,739 km (0.106 R)
• M59: 21,834,258 km (0.039 R)
• M60: 22,042,498 km (0.102 R)
• M61: 22,461,073 km (0.077 R)
• M62: 23,732,206 km (0.094 R)
• M63: 24,032,300 km (0.113 R)
• M64: 24,333,440 km (0.105 R)
• M65: 24,462,992 km (0.048 R)
• M66: 24,592,693 km (0.088 R)
• M67: 25,113,892 km (0.116 R)
• M68: 25,201,108 km (0.074 R)
• M69: 25,419,521 km (0.042 R)
• M70: 25,550,868 km (0.114 R)
• M71: 26,699,031 km (0.08 R)
• M72: 28,271,006 km (0.11 R)
• M73: 28,452,617 km (0.103 R)
• M74: 30,243,005 km (0.092 R)
• M75: 30,382,280 km (0.053 R)
• M76: 30,707,955 km (0.115 R)
• M77: 31,034,976 km (0.08 R)
• M78: 31,269,097 km (0.101 R)
• M79: 31,409,868 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.2

Radius: 8

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.77 AU - 10.39 AU

Year: 16487 Days

Day: 18.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 57,197,762 km

• M1: 215,122 km (0.114 R)
• M2: 856,149 km (0.104 R)
• M3: 1,134,401 km (0.081 R)
• M4: 1,225,655 km (0.06 R)
• M5: 1,539,512 km (0.114 R)
• M6: 2,042,161 km (0.104 R)
• M7: 2,413,911 km (0.094 R)
• M8: 2,473,002 km (0.063 R)
• M9: 2,622,899 km (0.068 R)
• M10: 2,963,235 km (0.068 R)
• M11: 3,026,664 km (0.071 R)
• M12: 3,483,237 km (0.094 R)
• M13: 3,550,107 km (0.049 R)
• M14: 5,130,160 km (0.076 R)
• M15: 5,515,973 km (0.045 R)
• M16: 5,672,901 km (0.036 R)
• M17: 6,031,637 km (0.048 R)
• M18: 6,397,703 km (0.064 R)
• M19: 6,939,097 km (0.062 R)
• M20: 7,108,741 km (0.108 R)
• M21: 7,236,797 km (0.097 R)
• M22: 7,451,919 km (0.119 R)
• M23: 8,065,719 km (0.116 R)
• M24: 9,248,140 km (0.097 R)
• M25: 10,483,819 km (0.085 R)
• M26: 10,629,826 km (0.082 R)
• M27: 10,776,432 km (0.068 R)
• M28: 10,874,419 km (0.102 R)
• M29: 11,469,370 km (0.082 R)
• M30: 12,484,092 km (0.085 R)
• M31: 12,638,776 km (0.054 R)
• M32: 12,794,208 km (0.067 R)
• M33: 13,686,410 km (0.086 R)
• M34: 13,739,517 km (0.086 R)
• M35: 14,979,833 km (0.032 R)
• M36: 15,144,241 km (0.109 R)
• M37: 15,585,705 km (0.09 R)
• M38: 16,143,405 km (0.041 R)
• M39: 18,910,068 km (0.064 R)
• M40: 19,864,353 km (0.094 R)
• M41: 20,347,405 km (0.077 R)
• M42: 20,529,465 km (0.11 R)
• M43: 21,017,902 km (0.068 R)
• M44: 21,757,514 km (0.026 R)
• M45: 22,255,376 km (0.095 R)
• M46: 23,835,429 km (0.083 R)
• M47: 24,865,410 km (0.111 R)
• M48: 25,255,412 km (0.051 R)
• M49: 26,570,078 km (0.111 R)
• M50: 26,902,185 km (0.074 R)
• M51: 27,235,639 km (0.033 R)
• M52: 28,379,763 km (0.091 R)
• M53: 29,196,867 km (0.104 R)
• M54: 31,834,876 km (0.042 R)
• M55: 31,905,336 km (0.057 R)
• M56: 32,683,544 km (0.061 R)
• M57: 33,539,843 km (0.12 R)
• M58: 34,620,388 km (0.041 R)
• M59: 34,837,903 km (0.107 R)
• M60: 34,983,163 km (0.065 R)
• M61: 35,785,606 km (0.083 R)
• M62: 36,520,431 km (0.093 R)
• M63: 36,815,587 km (0.06 R)
• M64: 37,706,293 km (0.105 R)
• M65: 38,829,623 km (0.086 R)
• M66: 39,357,554 km (0.099 R)
• M67: 39,887,879 km (0.025 R)
• M68: 40,420,597 km (0.103 R)
• M69: 41,955,620 km (0.096 R)
• M70: 42,497,314 km (0.111 R)
• M71: 44,214,997 km (0.113 R)
• M72: 44,687,427 km (0.111 R)
• M73: 45,716,660 km (0.091 R)
• M74: 45,796,097 km (0.057 R)
• M75: 46,353,798 km (0.107 R)
• M76: 46,433,683 km (0.074 R)
• M77: 46,673,638 km (0.041 R)
• M78: 46,994,077 km (0.104 R)
• M79: 47,315,263 km (0.078 R)
• M80: 48,202,229 km (0.05 R)
• M81: 48,283,162 km (0.084 R)
• M82: 48,607,340 km (0.081 R)
• M83: 49,747,276 km (0.112 R)
• M84: 50,649,351 km (0.114 R)
• M85: 51,143,473 km (0.118 R)
• M86: 51,639,390 km (0.093 R)
• M87: 54,142,312 km (0.03 R)
• M88: 54,479,057 km (0.107 R)
• M89: 55,747,946 km (0.078 R)
• M90: 56,513,887 km (0.089 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 13,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit