🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.51 AU - 0.69 AU

Year: 300 Days

Day: 15.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.61 AU - 0.71 AU

Year: 346 Days

Day: 46.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,388,085 km

• M1: 597,643 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.4

Radius: 9.9

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.59 AU - 0.79 AU

Year: 370 Days

Day: 5.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 15,388,085 km

• M1: 153,787 km (0.076 R)
• M2: 224,546 km (0.077 R)
• M3: 407,056 km (0.096 R)
• M4: 509,082 km (0.072 R)
• M5: 592,108 km (0.026 R)
• M6: 863,180 km (0.106 R)
• M7: 1,000,211 km (0.091 R)
• M8: 1,080,545 km (0.057 R)
• M9: 1,172,548 km (0.111 R)
• M10: 1,238,670 km (0.091 R)
• M11: 1,320,650 km (0.033 R)
• M12: 1,434,644 km (0.061 R)
• M13: 1,510,789 km (0.096 R)
• M14: 1,583,194 km (0.026 R)
• M15: 1,672,803 km (0.05 R)
• M16: 1,742,366 km (0.093 R)
• M17: 1,862,643 km (0.1 R)
• M18: 2,042,460 km (0.062 R)
• M19: 2,105,590 km (0.096 R)
• M20: 2,186,971 km (0.113 R)
• M21: 2,269,549 km (0.077 R)
• M22: 2,353,025 km (0.115 R)
• M23: 2,541,817 km (0.106 R)
• M24: 2,603,751 km (0.061 R)
• M25: 2,779,977 km (0.089 R)
• M26: 2,856,721 km (0.12 R)
• M27: 3,104,605 km (0.111 R)
• M28: 3,190,923 km (0.073 R)
• M29: 3,400,360 km (0.113 R)
• M30: 3,496,401 km (0.034 R)
• M31: 3,607,253 km (0.062 R)
• M32: 3,670,234 km (0.081 R)
• M33: 3,790,062 km (0.073 R)
• M34: 3,997,405 km (0.116 R)
• M35: 4,077,140 km (0.102 R)
• M36: 4,186,646 km (0.059 R)
• M37: 4,260,248 km (0.069 R)
• M38: 4,680,319 km (0.04 R)
• M39: 4,818,099 km (0.092 R)
• M40: 5,050,873 km (0.107 R)
• M41: 5,343,187 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.9

Radius: 13.6

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.64 AU - 0.88 AU

Year: 428 Days

Day: 13.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 174.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 15,388,085 km

• M1: 169,195 km (0.115 R)
• M2: 258,954 km (0.09 R)
• M3: 363,972 km (0.107 R)
• M4: 497,712 km (0.073 R)
• M5: 678,875 km (0.109 R)
• M6: 789,727 km (0.109 R)
• M7: 907,610 km (0.061 R)
• M8: 1,028,785 km (0.111 R)
• M9: 1,148,612 km (0.077 R)
• M10: 1,266,047 km (0.104 R)
• M11: 1,450,351 km (0.07 R)
• M12: 1,542,055 km (0.065 R)
• M13: 1,672,953 km (0.069 R)
• M14: 1,765,255 km (0.09 R)
• M15: 1,872,367 km (0.034 R)
• M16: 2,017,178 km (0.062 R)
• M17: 2,120,550 km (0.103 R)
• M18: 2,262,668 km (0.118 R)
• M19: 2,370,229 km (0.044 R)
• M20: 2,465,223 km (0.036 R)
• M21: 2,654,315 km (0.113 R)
• M22: 2,778,032 km (0.027 R)
• M23: 2,878,562 km (0.051 R)
• M24: 3,041,923 km (0.111 R)
• M25: 3,351,291 km (0.074 R)
• M26: 3,447,782 km (0.115 R)
• M27: 3,676,667 km (0.036 R)
• M28: 3,809,659 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.7

Radius: 11.9

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.22 AU - 1.86 AU

Year: 1234 Days

Day: 8.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 15,388,085 km

• M1: 155,283 km (0.117 R)
• M2: 246,836 km (0.103 R)
• M3: 348,114 km (0.068 R)
• M4: 427,551 km (0.062 R)
• M5: 680,970 km (0.111 R)
• M6: 774,618 km (0.088 R)
• M7: 968,646 km (0.039 R)
• M8: 1,123,181 km (0.096 R)
• M9: 1,371,214 km (0.112 R)
• M10: 1,546,692 km (0.09 R)
• M11: 1,628,074 km (0.114 R)
• M12: 1,711,100 km (0.104 R)
• M13: 1,786,199 km (0.054 R)
• M14: 2,057,719 km (0.113 R)
• M15: 2,332,530 km (0.083 R)
• M16: 2,416,305 km (0.061 R)
• M17: 3,215,457 km (0.105 R)
• M18: 3,332,741 km (0.096 R)
• M19: 3,451,372 km (0.119 R)
• M20: 3,644,354 km (0.111 R)
• M21: 3,729,774 km (0.117 R)
• M22: 4,015,656 km (0.098 R)
• M23: 4,205,944 km (0.092 R)
• M24: 4,347,314 km (0.088 R)
• M25: 4,425,255 km (0.1 R)
• M26: 5,105,775 km (0.098 R)
• M27: 5,201,817 km (0.109 R)
• M28: 5,340,046 km (0.097 R)
• M29: 5,705,064 km (0.085 R)
• M30: 5,905,077 km (0.088 R)
• M31: 6,034,928 km (0.063 R)
• M32: 6,253,341 km (0.079 R)
• M33: 6,444,826 km (0.102 R)
• M34: 6,578,566 km (0.094 R)
• M35: 6,758,233 km (0.113 R)
• M36: 7,199,398 km (0.059 R)
• M37: 7,322,666 km (0.084 R)
• M38: 7,509,065 km (0.104 R)
• M39: 8,029,666 km (0.105 R)
• M40: 8,334,696 km (0.075 R)
• M41: 8,496,860 km (0.11 R)
• M42: 8,692,833 km (0.116 R)
• M43: 9,189,199 km (0.109 R)
• M44: 9,339,844 km (0.1 R)
• M45: 9,491,536 km (0.097 R)
• M46: 9,728,798 km (0.104 R)
• M47: 9,865,381 km (0.101 R)
• M48: 10,019,766 km (0.077 R)
• M49: 10,278,870 km (0.106 R)
• M50: 10,627,732 km (0.095 R)
• M51: 11,140,703 km (0.071 R)
• M52: 11,553,144 km (0.1 R)
• M53: 12,007,323 km (0.116 R)
• M54: 12,282,584 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.7

Radius: 11.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.52 AU - 2.86 AU

Year: 2849 Days

Day: 12.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 15,388,085 km

• M1: 149,448 km (0.12 R)
• M2: 320,289 km (0.096 R)
• M3: 444,904 km (0.084 R)
• M4: 624,571 km (0.112 R)
• M5: 743,053 km (0.117 R)
• M6: 900,579 km (0.102 R)
• M7: 1,227,151 km (0.084 R)
• M8: 1,332,468 km (0.114 R)
• M9: 1,577,809 km (0.08 R)
• M10: 1,745,358 km (0.091 R)
• M11: 1,918,892 km (0.034 R)
• M12: 2,183,231 km (0.106 R)
• M13: 2,934,362 km (0.097 R)
• M14: 3,077,677 km (0.058 R)
• M15: 3,158,310 km (0.097 R)
• M16: 3,404,548 km (0.053 R)
• M17: 3,488,174 km (0.104 R)
• M18: 3,606,206 km (0.089 R)
• M19: 3,708,531 km (0.074 R)
• M20: 3,898,670 km (0.049 R)
• M21: 3,986,185 km (0.099 R)
• M22: 4,324,874 km (0.112 R)
• M23: 4,784,589 km (0.049 R)
• M24: 4,878,536 km (0.116 R)
• M25: 5,770,887 km (0.08 R)
• M26: 6,113,467 km (0.12 R)
• M27: 6,421,339 km (0.08 R)
• M28: 6,988,315 km (0.095 R)
• M29: 7,073,586 km (0.102 R)
• M30: 7,202,389 km (0.071 R)
• M31: 7,331,792 km (0.118 R)
• M32: 7,440,400 km (0.074 R)
• M33: 8,057,940 km (0.103 R)
• M34: 8,305,225 km (0.12 R)
• M35: 8,554,904 km (0.118 R)
• M36: 8,738,012 km (0.079 R)
• M37: 9,225,102 km (0.056 R)
• M38: 9,318,900 km (0.076 R)
• M39: 9,721,019 km (0.066 R)
• M40: 10,056,418 km (0.06 R)
• M41: 10,517,777 km (0.118 R)
• M42: 11,410,877 km (0.106 R)
• M43: 12,019,740 km (0.089 R)
• M44: 12,096,633 km (0.105 R)
• M45: 12,302,480 km (0.11 R)
• M46: 12,535,404 km (0.098 R)
• M47: 12,717,465 km (0.106 R)
• M48: 12,848,213 km (0.12 R)
• M49: 12,926,752 km (0.099 R)
• M50: 13,031,770 km (0.115 R)
• M51: 13,189,895 km (0.087 R)
• M52: 13,375,246 km (0.112 R)
• M53: 13,614,753 km (0.038 R)
• M54: 14,152,108 km (0.117 R)
• M55: 14,505,159 km (0.066 R)
• M56: 14,888,578 km (0.091 R)
• M57: 15,192,113 km (0.035 R)
• M58: 15,777,489 km (0.095 R)
• M59: 16,115,281 km (0.108 R)
• M60: 16,341,922 km (0.078 R)
• M61: 16,569,460 km (0.047 R)
• M62: 16,798,046 km (0.085 R)
• M63: 17,403,319 km (0.101 R)
• M64: 17,490,385 km (0.058 R)
• M65: 17,693,987 km (0.045 R)
• M66: 18,309,732 km (0.101 R)
• M67: 18,546,246 km (0.112 R)
• M68: 18,843,198 km (0.086 R)
• M69: 19,201,635 km (0.117 R)
• M70: 19,562,315 km (0.081 R)
• M71: 19,773,697 km (0.058 R)
• M72: 19,894,871 km (0.067 R)
• M73: 20,351,594 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.6

Radius: 9.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.41 AU - 3.13 AU

Year: 2977 Days

Day: 9.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 15,388,085 km

• M1: 121,922 km (0.067 R)
• M2: 193,280 km (0.037 R)
• M3: 277,354 km (0.045 R)
• M4: 403,465 km (0.091 R)
• M5: 619,036 km (0.047 R)
• M6: 689,497 km (0.063 R)
• M7: 756,666 km (0.115 R)
• M8: 819,796 km (0.115 R)
• M9: 1,070,223 km (0.073 R)
• M10: 1,164,021 km (0.103 R)
• M11: 1,321,697 km (0.033 R)
• M12: 1,415,196 km (0.06 R)
• M13: 1,535,024 km (0.094 R)
• M14: 1,862,942 km (0.068 R)
• M15: 2,139,250 km (0.115 R)
• M16: 2,305,902 km (0.078 R)
• M17: 2,400,298 km (0.094 R)
• M18: 2,467,168 km (0.076 R)
• M19: 2,563,808 km (0.071 R)
• M20: 2,651,921 km (0.07 R)
• M21: 2,801,071 km (0.072 R)
• M22: 2,881,704 km (0.086 R)
• M23: 2,963,235 km (0.056 R)
• M24: 3,296,838 km (0.071 R)
• M25: 3,435,964 km (0.119 R)
• M26: 3,533,352 km (0.03 R)
• M27: 3,642,708 km (0.085 R)
• M28: 3,819,982 km (0.119 R)
• M29: 3,887,301 km (0.101 R)
• M30: 3,966,288 km (0.03 R)
• M31: 4,252,619 km (0.111 R)
• M32: 4,369,006 km (0.047 R)
• M33: 4,545,830 km (0.083 R)
• M34: 4,724,899 km (0.115 R)
• M35: 4,785,037 km (0.08 R)
• M36: 4,967,248 km (0.115 R)
• M37: 5,388,814 km (0.109 R)
• M38: 5,502,359 km (0.08 R)
• M39: 5,642,233 km (0.095 R)
• M40: 5,796,020 km (0.088 R)
• M41: 5,925,422 km (0.07 R)
• M42: 5,990,497 km (0.094 R)
• M43: 6,319,164 km (0.028 R)
• M44: 6,385,735 km (0.11 R)
• M45: 6,707,969 km (0.072 R)
• M46: 6,884,793 km (0.11 R)
• M47: 6,994,299 km (0.105 R)
• M48: 7,104,552 km (0.049 R)
• M49: 7,438,455 km (0.038 R)
• M50: 7,536,890 km (0.114 R)
• M51: 7,891,736 km (0.095 R)
• M52: 7,963,394 km (0.109 R)
• M53: 8,603,224 km (0.098 R)
• M54: 8,765,837 km (0.087 R)
• M55: 9,078,945 km (0.08 R)
• M56: 9,229,441 km (0.039 R)
• M57: 9,289,878 km (0.097 R)
• M58: 9,885,726 km (0.111 R)
• M59: 9,963,069 km (0.087 R)
• M60: 10,056,118 km (0.052 R)
• M61: 10,336,914 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.9

Radius: 13.5

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.75 AU - 2.83 AU

Year: 3009 Days

Day: 13 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 15,388,085 km

• M1: 185,352 km (0.095 R)
• M2: 323,281 km (0.106 R)
• M3: 449,990 km (0.085 R)
• M4: 614,997 km (0.061 R)
• M5: 752,178 km (0.079 R)
• M6: 856,149 km (0.028 R)
• M7: 975,079 km (0.096 R)
• M8: 1,119,890 km (0.066 R)
• M9: 1,293,423 km (0.107 R)
• M10: 1,588,131 km (0.064 R)
• M11: 2,639,355 km (0.026 R)
• M12: 2,973,557 km (0.102 R)
• M13: 3,088,149 km (0.051 R)
• M14: 3,218,748 km (0.07 R)
• M15: 4,057,244 km (0.114 R)
• M16: 4,313,655 km (0.093 R)
• M17: 4,493,022 km (0.089 R)
• M18: 4,691,539 km (0.116 R)
• M19: 4,859,388 km (0.067 R)
• M20: 4,944,060 km (0.113 R)
• M21: 5,638,942 km (0.108 R)
• M22: 5,871,417 km (0.105 R)
• M23: 6,070,682 km (0.112 R)
• M24: 6,457,392 km (0.101 R)
• M25: 6,550,592 km (0.113 R)
• M26: 6,663,239 km (0.059 R)
• M27: 6,814,183 km (0.058 R)
• M28: 7,081,365 km (0.089 R)
• M29: 7,468,973 km (0.107 R)
• M30: 8,224,592 km (0.096 R)
• M31: 8,346,065 km (0.076 R)
• M32: 8,488,782 km (0.063 R)
• M33: 8,776,309 km (0.066 R)
• M34: 9,701,123 km (0.106 R)
• M35: 9,829,777 km (0.087 R)
• M36: 10,088,581 km (0.119 R)
• M37: 10,327,788 km (0.087 R)
• M38: 10,546,799 km (0.05 R)
• M39: 10,634,913 km (0.058 R)
• M40: 10,767,456 km (0.056 R)
• M41: 10,922,889 km (0.101 R)
• M42: 11,012,049 km (0.103 R)
• M43: 11,168,678 km (0.081 R)
• M44: 11,461,291 km (0.108 R)
• M45: 11,893,779 km (0.115 R)
• M46: 12,100,523 km (0.03 R)
• M47: 12,192,825 km (0.094 R)
• M48: 12,517,602 km (0.086 R)
• M49: 12,657,625 km (0.067 R)
• M50: 12,751,274 km (0.1 R)
• M51: 13,270,678 km (0.05 R)
• M52: 13,652,750 km (0.1 R)
• M53: 14,135,503 km (0.109 R)
• M54: 14,330,130 km (0.086 R)
• M55: 14,648,324 km (0.06 R)
• M56: 14,870,028 km (0.079 R)
• M57: 15,142,596 km (0.114 R)
• M58: 15,266,911 km (0.09 R)
• M59: 15,391,676 km (0.066 R)
• M60: 15,541,872 km (0.025 R)
• M61: 15,667,385 km (0.092 R)
• M62: 15,919,457 km (0.049 R)
• M63: 16,198,158 km (0.101 R)
• M64: 16,812,108 km (0.056 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.6

Radius: 8.3

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3 AU - 3.28 AU

Year: 3593 Days

Day: 12.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 97.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 15,388,085 km

• M1: 160,070 km (0.088 R)
• M2: 300,393 km (0.033 R)
• M3: 522,845 km (0.092 R)
• M4: 608,415 km (0.113 R)
• M5: 683,812 km (0.061 R)
• M6: 754,572 km (0.108 R)
• M7: 869,762 km (0.092 R)
• M8: 1,018,014 km (0.106 R)
• M9: 1,309,580 km (0.117 R)
• M10: 1,470,397 km (0.073 R)
• M11: 1,532,331 km (0.081 R)
• M12: 1,595,162 km (0.074 R)
• M13: 1,669,662 km (0.095 R)
• M14: 1,734,587 km (0.085 R)
• M15: 1,855,612 km (0.07 R)
• M16: 2,117,857 km (0.064 R)
• M17: 2,307,398 km (0.084 R)
• M18: 2,539,873 km (0.1 R)
• M19: 2,703,234 km (0.101 R)
• M20: 2,792,693 km (0.107 R)
• M21: 2,909,080 km (0.096 R)
• M22: 3,000,784 km (0.102 R)
• M23: 3,214,110 km (0.081 R)
• M24: 3,459,900 km (0.119 R)
• M25: 3,529,313 km (0.076 R)
• M26: 3,726,184 km (0.059 R)
• M27: 4,013,561 km (0.107 R)
• M28: 4,323,229 km (0.112 R)
• M29: 4,383,068 km (0.119 R)
• M30: 5,186,259 km (0.064 R)
• M31: 5,249,988 km (0.11 R)
• M32: 5,410,207 km (0.036 R)
• M33: 5,653,752 km (0.069 R)
• M34: 5,785,099 km (0.116 R)
• M35: 6,034,180 km (0.101 R)
• M36: 6,560,166 km (0.079 R)
• M37: 6,611,777 km (0.091 R)
• M38: 6,802,514 km (0.087 R)
• M39: 6,872,227 km (0.097 R)
• M40: 6,924,736 km (0.103 R)
• M41: 7,012,550 km (0.1 R)
• M42: 7,153,770 km (0.113 R)
• M43: 7,296,038 km (0.049 R)
• M44: 7,349,594 km (0.102 R)
• M45: 7,421,102 km (0.085 R)
• M46: 7,475,106 km (0.04 R)
• M47: 7,837,582 km (0.099 R)
• M48: 8,261,542 km (0.079 R)
• M49: 8,485,790 km (0.115 R)
• M50: 8,655,134 km (0.098 R)
• M51: 8,882,972 km (0.102 R)
• M52: 9,344,182 km (0.049 R)
• M53: 9,872,562 km (0.118 R)
• M54: 9,991,343 km (0.112 R)
• M55: 10,310,285 km (0.029 R)
• M56: 10,774,637 km (0.081 R)
• M57: 11,122,302 km (0.048 R)
• M58: 11,515,146 km (0.109 R)
• M59: 11,619,416 km (0.112 R)
• M60: 11,702,892 km (0.106 R)
• M61: 11,786,667 km (0.046 R)
• M62: 11,933,721 km (0.081 R)
• M63: 12,699,513 km (0.119 R)
• M64: 12,871,999 km (0.054 R)
• M65: 13,197,225 km (0.109 R)
• M66: 13,328,123 km (0.114 R)
• M67: 13,613,107 km (0.118 R)
• M68: 13,878,045 km (0.095 R)
• M69: 14,077,758 km (0.118 R)
• M70: 14,457,737 km (0.12 R)
• M71: 14,909,223 km (0.049 R)
• M72: 15,022,768 km (0.026 R)
• M73: 15,113,723 km (0.085 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 16,526 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit