🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.2

Radius: 10.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.56 AU - 0.7 AU

Year: 345 Days

Day: 10.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 21,604,287 km

• M1: 132,245 km (0.037 R)
• M2: 200,910 km (0.101 R)
• M3: 272,717 km (0.064 R)
• M4: 404,662 km (0.043 R)
• M5: 521,797 km (0.106 R)
• M6: 677,529 km (0.089 R)
• M7: 773,571 km (0.089 R)
• M8: 864,077 km (0.111 R)
• M9: 1,041,201 km (0.106 R)
• M10: 1,130,511 km (0.094 R)
• M11: 1,202,168 km (0.032 R)
• M12: 1,321,398 km (0.12 R)
• M13: 1,388,867 km (0.073 R)
• M14: 1,461,870 km (0.052 R)
• M15: 1,571,675 km (0.059 R)
• M16: 1,666,221 km (0.105 R)
• M17: 1,753,437 km (0.091 R)
• M18: 1,823,448 km (0.071 R)
• M19: 1,927,868 km (0.026 R)
• M20: 2,024,658 km (0.102 R)
• M21: 2,128,030 km (0.118 R)
• M22: 2,223,024 km (0.053 R)
• M23: 2,304,256 km (0.106 R)
• M24: 2,703,832 km (0.079 R)
• M25: 2,845,651 km (0.073 R)
• M26: 2,928,528 km (0.054 R)
• M27: 3,017,838 km (0.036 R)
• M28: 3,091,141 km (0.031 R)
• M29: 3,176,561 km (0.12 R)
• M30: 3,285,768 km (0.03 R)
• M31: 3,367,149 km (0.118 R)
• M32: 3,443,145 km (0.106 R)
• M33: 3,924,401 km (0.066 R)
• M34: 4,004,735 km (0.09 R)
• M35: 4,085,518 km (0.032 R)
• M36: 4,255,012 km (0.114 R)
• M37: 4,331,158 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.5

Radius: 11.3

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.64 AU - 0.64 AU

Year: 353 Days

Day: 10.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,604,287 km

• M1: 142,567 km (0.091 R)
• M2: 220,358 km (0.108 R)
• M3: 306,077 km (0.085 R)
• M4: 449,990 km (0.082 R)
• M5: 537,206 km (0.118 R)
• M6: 620,981 km (0.117 R)
• M7: 726,447 km (0.088 R)
• M8: 799,900 km (0.092 R)
• M9: 870,211 km (0.079 R)
• M10: 1,000,959 km (0.064 R)
• M11: 1,108,071 km (0.114 R)
• M12: 1,187,657 km (0.066 R)
• M13: 1,278,463 km (0.077 R)
• M14: 1,409,960 km (0.083 R)
• M15: 1,491,940 km (0.119 R)
• M16: 1,593,217 km (0.103 R)
• M17: 1,712,297 km (0.101 R)
• M18: 1,808,189 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.8

Radius: 14.2

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.64 AU - 0.66 AU

Year: 362 Days

Day: 5.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 21,604,287 km

• M1: 180,265 km (0.068 R)
• M2: 275,110 km (0.084 R)
• M3: 404,662 km (0.063 R)
• M4: 534,214 km (0.118 R)
• M5: 635,043 km (0.054 R)
• M6: 740,360 km (0.105 R)
• M7: 863,479 km (0.116 R)
• M8: 1,216,530 km (0.107 R)
• M9: 1,386,922 km (0.075 R)
• M10: 1,499,419 km (0.059 R)
• M11: 1,804,150 km (0.08 R)
• M12: 1,899,145 km (0.075 R)
• M13: 2,209,860 km (0.074 R)
• M14: 2,312,035 km (0.062 R)
• M15: 2,515,937 km (0.12 R)
• M16: 2,660,748 km (0.086 R)
• M17: 2,981,336 km (0.104 R)
• M18: 3,175,364 km (0.093 R)
• M19: 3,273,949 km (0.118 R)
• M20: 3,385,250 km (0.045 R)
• M21: 3,480,095 km (0.118 R)
• M22: 3,708,980 km (0.058 R)
• M23: 3,868,601 km (0.056 R)
• M24: 4,226,439 km (0.044 R)
• M25: 4,316,048 km (0.074 R)
• M26: 4,425,554 km (0.116 R)
• M27: 4,516,659 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.7

Radius: 9.5

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.74 AU - 1.18 AU

Year: 649 Days

Day: 6.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 21,604,287 km

• M1: 118,930 km (0.095 R)
• M2: 182,958 km (0.098 R)
• M3: 249,230 km (0.086 R)
• M4: 310,565 km (0.117 R)
• M5: 410,945 km (0.12 R)
• M6: 505,342 km (0.055 R)
• M7: 628,610 km (0.116 R)
• M8: 689,048 km (0.09 R)
• M9: 970,591 km (0.076 R)
• M10: 1,082,939 km (0.069 R)
• M11: 1,216,530 km (0.119 R)
• M12: 1,317,957 km (0.062 R)
• M13: 1,380,190 km (0.104 R)
• M14: 1,461,272 km (0.104 R)
• M15: 1,554,771 km (0.104 R)
• M16: 1,646,773 km (0.093 R)
• M17: 1,740,571 km (0.118 R)
• M18: 1,882,839 km (0.073 R)
• M19: 2,013,139 km (0.034 R)
• M20: 2,125,935 km (0.065 R)
• M21: 2,207,915 km (0.098 R)
• M22: 2,375,016 km (0.115 R)
• M23: 2,520,425 km (0.08 R)
• M24: 2,598,665 km (0.101 R)
• M25: 2,660,000 km (0.064 R)
• M26: 2,730,760 km (0.107 R)
• M27: 2,928,678 km (0.108 R)
• M28: 2,988,068 km (0.116 R)
• M29: 3,075,583 km (0.101 R)
• M30: 3,163,995 km (0.1 R)
• M31: 3,225,031 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.4

Radius: 8.9

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.1 AU - 1.36 AU

Year: 942 Days

Day: 7.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 179 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 21,604,287 km

• M1: 111,450 km (0.099 R)
• M2: 175,927 km (0.076 R)
• M3: 256,112 km (0.096 R)
• M4: 329,863 km (0.116 R)
• M5: 425,008 km (0.107 R)
• M6: 828,922 km (0.115 R)
• M7: 926,609 km (0.113 R)
• M8: 1,028,336 km (0.045 R)
• M9: 1,086,529 km (0.071 R)
• M10: 1,280,558 km (0.09 R)
• M11: 1,519,017 km (0.114 R)
• M12: 1,647,073 km (0.103 R)
• M13: 1,835,416 km (0.041 R)
• M14: 1,943,127 km (0.087 R)
• M15: 2,195,199 km (0.094 R)
• M16: 2,497,237 km (0.098 R)
• M17: 2,641,300 km (0.101 R)
• M18: 2,697,998 km (0.067 R)
• M19: 2,804,511 km (0.065 R)
• M20: 2,870,783 km (0.031 R)
• M21: 2,945,881 km (0.059 R)
• M22: 3,047,159 km (0.089 R)
• M23: 3,149,484 km (0.053 R)
• M24: 3,305,365 km (0.054 R)
• M25: 3,499,244 km (0.094 R)
• M26: 3,633,732 km (0.077 R)
• M27: 3,697,012 km (0.063 R)
• M28: 3,788,117 km (0.1 R)
• M29: 3,898,371 km (0.109 R)
• M30: 4,009,821 km (0.071 R)
• M31: 4,197,866 km (0.086 R)
• M32: 4,321,733 km (0.082 R)
• M33: 4,437,073 km (0.106 R)
• M34: 4,504,841 km (0.042 R)
• M35: 4,799,249 km (0.05 R)
• M36: 4,938,824 km (0.076 R)
• M37: 5,171,000 km (0.074 R)
• M38: 5,458,527 km (0.119 R)
• M39: 5,857,205 km (0.119 R)
• M40: 5,942,327 km (0.053 R)
• M41: 6,124,537 km (0.111 R)
• M42: 6,297,921 km (0.113 R)
• M43: 6,439,889 km (0.11 R)
• M44: 6,605,045 km (0.114 R)
• M45: 6,671,467 km (0.093 R)
• M46: 7,256,694 km (0.12 R)
• M47: 7,648,341 km (0.1 R)
• M48: 7,729,872 km (0.101 R)
• M49: 7,964,291 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.3

Radius: 11.5

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.38 AU - 1.5 AU

Year: 1193 Days

Day: 7.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 21,604,287 km

• M1: 166,802 km (0.096 R)
• M2: 255,962 km (0.097 R)
• M3: 342,579 km (0.113 R)
• M4: 473,627 km (0.104 R)
• M5: 546,930 km (0.036 R)
• M6: 641,924 km (0.112 R)
• M7: 716,424 km (0.065 R)
• M8: 794,215 km (0.09 R)
• M9: 914,492 km (0.092 R)
• M10: 989,889 km (0.118 R)
• M11: 1,115,103 km (0.099 R)
• M12: 1,268,440 km (0.094 R)
• M13: 1,359,396 km (0.114 R)
• M14: 1,464,414 km (0.106 R)
• M15: 1,720,675 km (0.097 R)
• M16: 1,809,386 km (0.085 R)
• M17: 2,011,343 km (0.058 R)
• M18: 2,098,409 km (0.091 R)
• M19: 2,409,423 km (0.114 R)
• M20: 2,523,716 km (0.077 R)
• M21: 2,639,804 km (0.104 R)
• M22: 2,750,357 km (0.096 R)
• M23: 2,930,473 km (0.087 R)
• M24: 3,075,882 km (0.116 R)
• M25: 3,215,905 km (0.085 R)
• M26: 3,310,451 km (0.089 R)
• M27: 3,470,222 km (0.046 R)
• M28: 3,689,831 km (0.056 R)
• M29: 3,838,981 km (0.077 R)
• M30: 4,108,855 km (0.096 R)
• M31: 4,272,066 km (0.077 R)
• M32: 4,569,766 km (0.096 R)
• M33: 4,712,183 km (0.107 R)
• M34: 4,792,817 km (0.111 R)
• M35: 4,910,401 km (0.103 R)
• M36: 5,038,007 km (0.11 R)
• M37: 5,268,687 km (0.114 R)
• M38: 5,664,075 km (0.115 R)
• M39: 5,933,052 km (0.061 R)
• M40: 6,020,417 km (0.098 R)
• M41: 6,265,308 km (0.071 R)
• M42: 6,413,859 km (0.04 R)
• M43: 6,493,595 km (0.106 R)
• M44: 6,785,311 km (0.078 R)
• M45: 6,897,060 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.7

Radius: 12.9

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.99 AU - 2.97 AU

Year: 2696 Days

Day: 8.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 21,604,287 km

• M1: 160,818 km (0.114 R)
• M2: 250,128 km (0.114 R)
• M3: 398,379 km (0.096 R)
• M4: 503,098 km (0.095 R)
• M5: 619,784 km (0.102 R)
• M6: 726,597 km (0.051 R)
• M7: 953,686 km (0.107 R)
• M8: 1,129,464 km (0.102 R)
• M9: 1,369,718 km (0.107 R)
• M10: 1,551,928 km (0.037 R)
• M11: 1,801,009 km (0.069 R)
• M12: 1,920,537 km (0.107 R)
• M13: 2,001,769 km (0.103 R)
• M14: 2,094,669 km (0.041 R)
• M15: 2,327,892 km (0.066 R)
• M16: 2,469,861 km (0.112 R)
• M17: 2,569,792 km (0.064 R)
• M18: 2,739,586 km (0.06 R)
• M19: 3,580,924 km (0.1 R)
• M20: 3,874,286 km (0.114 R)
• M21: 4,017,301 km (0.072 R)
• M22: 4,162,112 km (0.114 R)
• M23: 4,430,042 km (0.1 R)
• M24: 4,552,562 km (0.099 R)
• M25: 4,634,841 km (0.088 R)
• M26: 4,842,633 km (0.086 R)
• M27: 4,926,707 km (0.091 R)
• M28: 5,426,663 km (0.057 R)
• M29: 5,557,860 km (0.12 R)
• M30: 6,138,749 km (0.084 R)
• M31: 6,398,151 km (0.092 R)
• M32: 6,817,624 km (0.071 R)
• M33: 6,959,443 km (0.078 R)
• M34: 7,054,437 km (0.118 R)
• M35: 7,278,086 km (0.112 R)
• M36: 7,732,265 km (0.097 R)
• M37: 7,880,217 km (0.062 R)
• M38: 7,996,006 km (0.108 R)
• M39: 8,112,393 km (0.119 R)
• M40: 8,329,909 km (0.065 R)
• M41: 8,549,369 km (0.093 R)
• M42: 8,805,031 km (0.069 R)
• M43: 8,890,901 km (0.096 R)
• M44: 8,994,123 km (0.079 R)
• M45: 9,446,507 km (0.069 R)
• M46: 9,551,974 km (0.107 R)
• M47: 9,870,767 km (0.107 R)
• M48: 10,031,435 km (0.11 R)
• M49: 10,210,952 km (0.097 R)
• M50: 11,050,795 km (0.079 R)
• M51: 11,161,946 km (0.088 R)
• M52: 11,329,496 km (0.108 R)
• M53: 11,723,536 km (0.102 R)
• M54: 12,007,772 km (0.09 R)
• M55: 12,351,997 km (0.083 R)
• M56: 12,525,231 km (0.07 R)
• M57: 12,699,363 km (0.075 R)
• M58: 13,089,066 km (0.049 R)
• M59: 13,187,202 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.6

Radius: 9.9

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.51 AU - 6.29 AU

Year: 8662 Days

Day: 13.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 21,604,287 km

• M1: 234,719 km (0.07 R)
• M2: 341,981 km (0.074 R)
• M3: 782,098 km (0.117 R)
• M4: 896,091 km (0.066 R)
• M5: 1,106,875 km (0.119 R)
• M6: 1,346,231 km (0.097 R)
• M7: 1,497,923 km (0.107 R)
• M8: 1,562,849 km (0.044 R)
• M9: 2,160,941 km (0.065 R)
• M10: 2,294,532 km (0.093 R)
• M11: 2,477,191 km (0.047 R)
• M12: 3,170,428 km (0.099 R)
• M13: 3,271,705 km (0.115 R)
• M14: 3,357,126 km (0.119 R)
• M15: 3,547,414 km (0.109 R)
• M16: 3,635,228 km (0.117 R)
• M17: 4,011,617 km (0.066 R)
• M18: 4,176,773 km (0.079 R)
• M19: 4,532,965 km (0.056 R)
• M20: 4,899,031 km (0.094 R)
• M21: 5,016,615 km (0.085 R)
• M22: 5,135,246 km (0.11 R)
• M23: 5,355,005 km (0.086 R)
• M24: 5,435,639 km (0.06 R)
• M25: 5,516,721 km (0.08 R)
• M26: 5,618,746 km (0.063 R)
• M27: 5,721,371 km (0.119 R)
• M28: 5,949,208 km (0.064 R)
• M29: 6,116,907 km (0.037 R)
• M30: 6,180,187 km (0.093 R)
• M31: 6,243,617 km (0.102 R)
• M32: 6,435,401 km (0.084 R)
• M33: 6,672,514 km (0.048 R)
• M34: 6,737,738 km (0.03 R)
• M35: 6,846,795 km (0.111 R)
• M36: 7,111,135 km (0.098 R)
• M37: 7,244,426 km (0.112 R)
• M38: 7,626,948 km (0.069 R)
• M39: 7,763,531 km (0.075 R)
• M40: 7,877,973 km (0.093 R)
• M41: 8,247,929 km (0.061 R)
• M42: 8,435,076 km (0.118 R)
• M43: 8,694,628 km (0.073 R)
• M44: 8,765,837 km (0.049 R)
• M45: 8,980,809 km (0.087 R)
• M46: 9,077,000 km (0.116 R)
• M47: 9,415,989 km (0.104 R)
• M48: 9,734,633 km (0.065 R)
• M49: 10,131,665 km (0.112 R)
• M50: 10,357,259 km (0.098 R)
• M51: 10,508,652 km (0.115 R)
• M52: 10,635,361 km (0.074 R)
• M53: 10,788,101 km (0.052 R)
• M54: 10,864,695 km (0.112 R)
• M55: 11,121,405 km (0.076 R)
• M56: 11,562,569 km (0.091 R)
• M57: 11,903,802 km (0.103 R)
• M58: 12,221,697 km (0.081 R)
• M59: 12,461,951 km (0.073 R)
• M60: 13,466,202 km (0.107 R)
• M61: 13,908,413 km (0.118 R)
• M62: 14,215,238 km (0.093 R)
• M63: 16,015,499 km (0.085 R)
• M64: 16,690,485 km (0.096 R)
• M65: 16,927,448 km (0.118 R)
• M66: 17,404,665 km (0.09 R)
• M67: 17,795,714 km (0.062 R)
• M68: 18,433,450 km (0.079 R)
• M69: 19,450,865 km (0.089 R)
• M70: 20,771,964 km (0.101 R)
• M71: 21,122,771 km (0.084 R)
• M72: 21,186,798 km (0.089 R)
• M73: 21,572,013 km (0.109 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 12,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit