🌌 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: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.49 AU - 0.69 AU

Year: 297 Days

Day: 37.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,947,089 km

• M1: 373,396 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.3

Radius: 10.6

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.67 AU - 0.91 AU

Year: 461 Days

Day: 10.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,947,089 km

• M1: 133,591 km (0.03 R)
• M2: 214,523 km (0.117 R)
• M3: 289,771 km (0.106 R)
• M4: 391,348 km (0.11 R)
• M5: 522,246 km (0.038 R)
• M6: 607,517 km (0.079 R)
• M7: 713,731 km (0.119 R)
• M8: 888,761 km (0.067 R)
• M9: 972,985 km (0.084 R)
• M10: 1,041,800 km (0.097 R)
• M11: 1,159,383 km (0.078 R)
• M12: 1,285,046 km (0.119 R)
• M13: 1,378,245 km (0.073 R)
• M14: 1,466,807 km (0.088 R)
• M15: 1,539,811 km (0.108 R)
• M16: 1,624,782 km (0.067 R)
• M17: 1,740,721 km (0.088 R)
• M18: 1,852,022 km (0.086 R)
• M19: 1,965,866 km (0.119 R)
• M20: 2,260,573 km (0.117 R)
• M21: 2,362,001 km (0.118 R)
• M22: 2,481,679 km (0.053 R)
• M23: 2,548,549 km (0.109 R)
• M24: 2,688,423 km (0.116 R)
• M25: 2,905,340 km (0.087 R)
• M26: 2,993,902 km (0.1 R)
• M27: 3,065,260 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.2

Radius: 8.6

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.79 AU - 0.81 AU

Year: 469 Days

Day: 5.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 47,947,089 km

• M1: 125,662 km (0.1 R)
• M2: 208,689 km (0.104 R)
• M3: 296,503 km (0.089 R)
• M4: 351,405 km (0.05 R)
• M5: 420,370 km (0.034 R)
• M6: 501,901 km (0.116 R)
• M7: 563,386 km (0.075 R)
• M8: 631,602 km (0.108 R)
• M9: 686,804 km (0.09 R)
• M10: 815,458 km (0.054 R)
• M11: 876,195 km (0.08 R)
• M12: 947,703 km (0.112 R)
• M13: 1,012,030 km (0.049 R)
• M14: 1,101,788 km (0.119 R)
• M15: 1,264,252 km (0.063 R)
• M16: 1,330,523 km (0.08 R)
• M17: 1,392,756 km (0.077 R)
• M18: 1,450,651 km (0.11 R)
• M19: 1,530,985 km (0.088 R)
• M20: 1,707,510 km (0.112 R)
• M21: 1,775,428 km (0.106 R)
• M22: 1,844,392 km (0.118 R)
• M23: 1,984,865 km (0.039 R)
• M24: 2,098,709 km (0.062 R)
• M25: 2,190,113 km (0.05 R)
• M26: 2,510,851 km (0.111 R)
• M27: 2,621,104 km (0.062 R)
• M28: 2,680,195 km (0.109 R)
• M29: 2,968,471 km (0.099 R)
• M30: 3,126,895 km (0.111 R)
• M31: 3,217,701 km (0.096 R)
• M32: 3,273,949 km (0.088 R)
• M33: 3,380,463 km (0.079 R)
• M34: 3,466,482 km (0.111 R)
• M35: 3,531,407 km (0.063 R)
• M36: 3,604,112 km (0.116 R)
• M37: 4,081,329 km (0.081 R)
• M38: 4,226,888 km (0.118 R)
• M39: 4,366,313 km (0.059 R)
• M40: 4,428,845 km (0.107 R)
• M41: 4,499,455 km (0.111 R)
• M42: 4,554,806 km (0.119 R)
• M43: 4,610,158 km (0.113 R)
• M44: 4,761,850 km (0.034 R)
• M45: 4,923,266 km (0.065 R)
• M46: 5,177,134 km (0.055 R)
• M47: 5,268,239 km (0.108 R)
• M48: 5,326,432 km (0.046 R)
• M49: 5,435,190 km (0.115 R)
• M50: 5,561,600 km (0.086 R)
• M51: 5,646,422 km (0.075 R)
• M52: 5,740,369 km (0.09 R)
• M53: 5,834,616 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.8

Radius: 10.1

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.79 AU - 0.89 AU

Year: 505 Days

Day: 11.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 47,947,089 km

• M1: 131,347 km (0.114 R)
• M2: 198,816 km (0.079 R)
• M3: 317,147 km (0.102 R)
• M4: 388,954 km (0.033 R)
• M5: 479,312 km (0.071 R)
• M6: 565,929 km (0.111 R)
• M7: 693,835 km (0.084 R)
• M8: 770,878 km (0.103 R)
• M9: 851,212 km (0.025 R)
• M10: 929,601 km (0.06 R)
• M11: 1,067,830 km (0.106 R)
• M12: 1,164,021 km (0.039 R)
• M13: 1,229,694 km (0.025 R)
• M14: 1,342,342 km (0.06 R)
• M15: 1,482,216 km (0.103 R)
• M16: 1,584,391 km (0.078 R)
• M17: 1,657,844 km (0.069 R)
• M18: 1,776,774 km (0.056 R)
• M19: 1,963,771 km (0.101 R)
• M20: 2,029,894 km (0.102 R)
• M21: 2,164,232 km (0.108 R)
• M22: 2,484,671 km (0.099 R)
• M23: 2,614,223 km (0.094 R)
• M24: 2,753,498 km (0.041 R)
• M25: 2,963,235 km (0.118 R)
• M26: 3,062,568 km (0.073 R)
• M27: 3,178,356 km (0.101 R)
• M28: 3,256,446 km (0.111 R)
• M29: 3,319,427 km (0.108 R)
• M30: 3,390,636 km (0.114 R)
• M31: 3,470,521 km (0.118 R)
• M32: 3,730,223 km (0.044 R)
• M33: 3,837,634 km (0.052 R)
• M34: 3,971,075 km (0.095 R)
• M35: 4,123,217 km (0.094 R)
• M36: 4,200,110 km (0.108 R)
• M37: 4,268,775 km (0.055 R)
• M38: 4,372,447 km (0.119 R)
• M39: 4,512,021 km (0.107 R)
• M40: 4,653,242 km (0.056 R)
• M41: 4,733,277 km (0.026 R)
• M42: 4,966,949 km (0.054 R)
• M43: 5,176,984 km (0.112 R)
• M44: 5,343,486 km (0.084 R)
• M45: 5,408,711 km (0.041 R)
• M46: 5,568,182 km (0.046 R)
• M47: 5,691,152 km (0.069 R)
• M48: 5,805,445 km (0.082 R)
• M49: 5,872,614 km (0.116 R)
• M50: 6,085,043 km (0.037 R)
• M51: 6,202,029 km (0.093 R)
• M52: 6,388,727 km (0.106 R)
• M53: 6,497,784 km (0.067 R)
• M54: 6,587,393 km (0.08 R)
• M55: 6,737,738 km (0.117 R)
• M56: 6,848,591 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.8

Radius: 10.4

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.84 AU - 1.16 AU

Year: 656 Days

Day: 13.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 47,947,089 km

• M1: 143,165 km (0.112 R)
• M2: 267,481 km (0.106 R)
• M3: 338,091 km (0.105 R)
• M4: 569,519 km (0.085 R)
• M5: 661,223 km (0.043 R)
• M6: 732,730 km (0.077 R)
• M7: 930,948 km (0.088 R)
• M8: 1,261,409 km (0.106 R)
• M9: 1,479,523 km (0.059 R)
• M10: 1,651,261 km (0.083 R)
• M11: 1,853,966 km (0.089 R)
• M12: 1,983,369 km (0.104 R)
• M13: 2,115,912 km (0.079 R)
• M14: 2,186,522 km (0.077 R)
• M15: 2,257,881 km (0.065 R)
• M16: 2,343,301 km (0.079 R)
• M17: 2,443,382 km (0.034 R)
• M18: 2,578,918 km (0.076 R)
• M19: 2,689,171 km (0.111 R)
• M20: 2,829,345 km (0.063 R)
• M21: 2,907,435 km (0.061 R)
• M22: 3,087,700 km (0.098 R)
• M23: 3,175,514 km (0.112 R)
• M24: 3,271,705 km (0.117 R)
• M25: 3,353,835 km (0.115 R)
• M26: 3,504,929 km (0.102 R)
• M27: 3,581,373 km (0.094 R)
• M28: 3,759,394 km (0.053 R)
• M29: 3,861,271 km (0.034 R)
• M30: 3,995,909 km (0.069 R)
• M31: 4,083,872 km (0.1 R)
• M32: 4,212,975 km (0.097 R)
• M33: 4,278,050 km (0.112 R)
• M34: 4,359,880 km (0.087 R)
• M35: 4,921,620 km (0.116 R)
• M36: 5,285,442 km (0.09 R)
• M37: 5,479,620 km (0.112 R)
• M38: 5,694,144 km (0.11 R)
• M39: 5,847,781 km (0.092 R)
• M40: 6,103,743 km (0.072 R)
• M41: 6,279,520 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.1

Radius: 12.4

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.27 AU - 1.29 AU

Year: 950 Days

Day: 5.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 77.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 47,947,089 km

• M1: 154,834 km (0.097 R)
• M2: 239,955 km (0.085 R)
• M3: 364,570 km (0.106 R)
• M4: 525,238 km (0.1 R)
• M5: 603,927 km (0.112 R)
• M6: 789,578 km (0.033 R)
• M7: 940,971 km (0.115 R)
• M8: 1,030,729 km (0.108 R)
• M9: 1,123,630 km (0.103 R)
• M10: 1,329,925 km (0.082 R)
• M11: 1,449,304 km (0.073 R)
• M12: 1,817,614 km (0.082 R)
• M13: 2,029,295 km (0.082 R)
• M14: 2,181,735 km (0.112 R)
• M15: 2,338,065 km (0.112 R)
• M16: 2,477,191 km (0.111 R)
• M17: 2,562,013 km (0.114 R)
• M18: 2,771,001 km (0.093 R)
• M19: 2,851,934 km (0.099 R)
• M20: 2,985,824 km (0.032 R)
• M21: 3,137,217 km (0.091 R)
• M22: 3,275,745 km (0.1 R)
• M23: 3,369,243 km (0.118 R)
• M24: 3,534,998 km (0.117 R)
• M25: 3,825,666 km (0.05 R)
• M26: 3,973,918 km (0.092 R)
• M27: 4,378,730 km (0.105 R)
• M28: 4,482,102 km (0.118 R)
• M29: 4,586,222 km (0.074 R)
• M30: 4,673,737 km (0.068 R)
• M31: 4,752,874 km (0.115 R)
• M32: 4,894,693 km (0.07 R)
• M33: 4,992,979 km (0.116 R)
• M34: 5,074,061 km (0.068 R)
• M35: 5,191,794 km (0.103 R)
• M36: 5,301,300 km (0.072 R)
• M37: 5,550,530 km (0.037 R)
• M38: 5,765,951 km (0.09 R)
• M39: 5,945,917 km (0.043 R)
• M40: 6,108,679 km (0.111 R)
• M41: 6,205,020 km (0.111 R)
• M42: 6,379,900 km (0.102 R)
• M43: 6,605,644 km (0.079 R)
• M44: 6,754,344 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.3

Radius: 10.6

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.59 AU - 2.45 AU

Year: 1883 Days

Day: 8 Hours

Environment

Temp: -196 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 47,947,089 km

• M1: 140,323 km (0.059 R)
• M2: 234,569 km (0.111 R)
• M3: 328,218 km (0.086 R)
• M4: 464,501 km (0.044 R)
• M5: 622,776 km (0.069 R)
• M6: 912,098 km (0.064 R)
• M7: 978,520 km (0.095 R)
• M8: 1,152,053 km (0.096 R)
• M9: 1,374,206 km (0.078 R)
• M10: 1,580,202 km (0.098 R)
• M11: 1,651,261 km (0.046 R)
• M12: 1,796,521 km (0.055 R)
• M13: 1,913,806 km (0.101 R)
• M14: 2,189,963 km (0.088 R)
• M15: 2,755,892 km (0.078 R)
• M16: 3,578,680 km (0.083 R)
• M17: 3,727,381 km (0.095 R)
• M18: 3,961,352 km (0.031 R)
• M19: 4,271,468 km (0.046 R)
• M20: 4,414,932 km (0.117 R)
• M21: 4,589,363 km (0.082 R)
• M22: 4,721,758 km (0.06 R)
• M23: 4,900,078 km (0.09 R)
• M24: 4,990,136 km (0.106 R)
• M25: 5,096,051 km (0.105 R)
• M26: 5,263,751 km (0.035 R)
• M27: 5,448,803 km (0.088 R)
• M28: 5,526,594 km (0.082 R)
• M29: 5,953,098 km (0.107 R)
• M30: 6,162,086 km (0.068 R)
• M31: 6,571,236 km (0.042 R)
• M32: 6,820,915 km (0.088 R)
• M33: 6,989,063 km (0.078 R)
• M34: 7,192,815 km (0.085 R)
• M35: 7,261,032 km (0.113 R)
• M36: 7,484,681 km (0.055 R)
• M37: 7,658,214 km (0.093 R)
• M38: 7,797,939 km (0.112 R)
• M39: 8,044,775 km (0.096 R)
• M40: 8,115,684 km (0.069 R)
• M41: 8,186,893 km (0.115 R)
• M42: 8,437,619 km (0.027 R)
• M43: 8,527,827 km (0.047 R)
• M44: 8,618,333 km (0.077 R)
• M45: 8,727,390 km (0.102 R)
• M46: 8,800,394 km (0.091 R)
• M47: 8,928,450 km (0.053 R)
• M48: 9,428,555 km (0.073 R)
• M49: 9,653,850 km (0.109 R)
• M50: 9,767,095 km (0.101 R)
• M51: 9,861,791 km (0.115 R)
• M52: 10,417,397 km (0.099 R)
• M53: 10,494,889 km (0.102 R)
• M54: 10,767,307 km (0.103 R)
• M55: 10,845,696 km (0.038 R)
• M56: 11,042,268 km (0.12 R)
• M57: 11,141,002 km (0.106 R)
• M58: 11,418,955 km (0.072 R)
• M59: 11,639,014 km (0.099 R)
• M60: 11,779,785 km (0.081 R)
• M61: 11,921,155 km (0.041 R)
• M62: 12,042,778 km (0.115 R)
• M63: 12,328,211 km (0.116 R)
• M64: 12,781,193 km (0.107 R)
• M65: 13,155,786 km (0.068 R)
• M66: 13,407,560 km (0.059 R)
• M67: 13,682,221 km (0.115 R)
• M68: 14,280,014 km (0.032 R)
• M69: 14,430,809 km (0.118 R)
• M70: 14,560,361 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.8

Radius: 3.6

Gravity: 32.39 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 6.78 AU - 7.7 AU

Year: 12780 Days

Day: 15.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 140.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 47,947,089 km

• M1: 257,308 km (0.086 R)
• M2: 306,227 km (0.092 R)
• M3: 358,436 km (0.071 R)
• M4: 532,868 km (0.045 R)
• M5: 1,048,382 km (0.083 R)
• M6: 1,273,975 km (0.042 R)
• M7: 1,425,369 km (0.058 R)
• M8: 1,816,268 km (0.105 R)
• M9: 1,986,510 km (0.091 R)
• M10: 2,316,074 km (0.117 R)
• M11: 2,394,464 km (0.119 R)
• M12: 2,635,166 km (0.104 R)
• M13: 3,110,589 km (0.039 R)
• M14: 3,461,844 km (0.105 R)
• M15: 3,521,534 km (0.07 R)
• M16: 3,581,672 km (0.106 R)
• M17: 3,702,996 km (0.088 R)
• M18: 4,106,312 km (0.059 R)
• M19: 4,654,588 km (0.115 R)
• M20: 4,920,573 km (0.06 R)
• M21: 5,501,761 km (0.093 R)
• M22: 5,641,784 km (0.108 R)
• M23: 5,782,855 km (0.03 R)
• M24: 5,960,877 km (0.098 R)
• M25: 6,358,807 km (0.12 R)
• M26: 6,728,015 km (0.118 R)
• M27: 6,915,162 km (0.086 R)
• M28: 7,798,088 km (0.104 R)
• M29: 8,352,797 km (0.076 R)
• M30: 8,392,889 km (0.036 R)
• M31: 9,291,225 km (0.115 R)
• M32: 9,836,359 km (0.097 R)
• M33: 10,176,844 km (0.106 R)
• M34: 11,265,767 km (0.098 R)
• M35: 11,936,713 km (0.075 R)
• M36: 12,436,819 km (0.086 R)
• M37: 12,574,449 km (0.102 R)
• M38: 12,712,677 km (0.115 R)
• M39: 13,036,856 km (0.119 R)
• M40: 13,223,255 km (0.12 R)
• M41: 13,270,079 km (0.078 R)
• M42: 15,087,244 km (0.074 R)
• M43: 15,430,422 km (0.045 R)
• M44: 16,074,590 km (0.099 R)
• M45: 16,575,893 km (0.089 R)
• M46: 17,800,202 km (0.046 R)
• M47: 18,318,858 km (0.11 R)
• M48: 18,632,415 km (0.027 R)
• M49: 18,737,283 km (0.112 R)
• M50: 19,053,234 km (0.039 R)
• M51: 19,317,872 km (0.118 R)
• M52: 19,424,087 km (0.101 R)
• M53: 19,690,371 km (0.099 R)
• M54: 19,904,296 km (0.076 R)
• M55: 20,442,399 km (0.028 R)
• M56: 20,550,708 km (0.107 R)
• M57: 20,659,017 km (0.094 R)
• M58: 21,808,677 km (0.109 R)
• M59: 22,530,786 km (0.107 R)
• M60: 24,628,297 km (0.039 R)
• M61: 24,685,743 km (0.113 R)
• M62: 25,089,956 km (0.089 R)
• M63: 25,496,264 km (0.11 R)
• M64: 25,612,651 km (0.048 R)
• M65: 26,197,729 km (0.095 R)
• M66: 27,261,968 km (0.119 R)
• M67: 28,642,158 km (0.067 R)
• M68: 28,702,595 km (0.057 R)
• M69: 30,599,945 km (0.112 R)
• M70: 31,594,771 km (0.048 R)
• M71: 32,853,338 km (0.118 R)
• M72: 33,107,056 km (0.114 R)
• M73: 33,170,635 km (0.088 R)
• M74: 33,361,372 km (0.082 R)
• M75: 33,488,830 km (0.099 R)
• M76: 33,935,978 km (0.094 R)
• M77: 34,128,211 km (0.099 R)
• M78: 34,385,220 km (0.04 R)
• M79: 34,707,155 km (0.074 R)
• M80: 35,289,390 km (0.034 R)
• M81: 35,484,166 km (0.062 R)
• M82: 36,005,365 km (0.102 R)
• M83: 37,055,243 km (0.101 R)
• M84: 37,517,800 km (0.071 R)
• M85: 39,319,407 km (0.084 R)
• M86: 39,656,152 km (0.068 R)
• M87: 40,061,562 km (0.06 R)
• M88: 42,867,868 km (0.111 R)
• M89: 43,145,073 km (0.048 R)
• M90: 43,353,313 km (0.087 R)
• M91: 43,910,416 km (0.099 R)
• M92: 44,750,408 km (0.032 R)
• M93: 45,949,285 km (0.117 R)
• M94: 47,087,426 km (0.08 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 13,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit