🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

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: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.48 AU - 0.58 AU

Year: 245 Days

Day: 43.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.51 AU - 0.59 AU

Year: 259 Days

Day: 37.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,863,230 km

• M1: 296,204 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.6

Radius: 13

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.62 AU - 0.96 AU

Year: 446 Days

Day: 9.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 43,863,230 km

• M1: 169,195 km (0.093 R)
• M2: 257,608 km (0.094 R)
• M3: 346,917 km (0.091 R)
• M4: 446,849 km (0.116 R)
• M5: 639,830 km (0.05 R)
• M6: 728,392 km (0.115 R)
• M7: 831,016 km (0.085 R)
• M8: 924,814 km (0.106 R)
• M9: 1,032,525 km (0.058 R)
• M10: 1,218,774 km (0.074 R)
• M11: 1,327,382 km (0.108 R)
• M12: 1,411,007 km (0.113 R)
• M13: 1,519,914 km (0.073 R)
• M14: 1,601,894 km (0.103 R)
• M15: 1,691,653 km (0.107 R)
• M16: 1,789,191 km (0.105 R)
• M17: 1,901,389 km (0.055 R)
• M18: 2,042,011 km (0.042 R)
• M19: 2,179,491 km (0.119 R)
• M20: 2,272,840 km (0.057 R)
• M21: 2,415,557 km (0.112 R)
• M22: 2,561,415 km (0.074 R)
• M23: 2,653,268 km (0.106 R)
• M24: 2,753,349 km (0.094 R)
• M25: 2,928,079 km (0.059 R)
• M26: 3,031,750 km (0.11 R)
• M27: 3,311,648 km (0.106 R)
• M28: 3,521,384 km (0.116 R)
• M29: 3,655,723 km (0.087 R)
• M30: 3,759,544 km (0.098 R)
• M31: 4,135,334 km (0.095 R)
• M32: 4,277,153 km (0.062 R)
• M33: 4,412,389 km (0.097 R)
• M34: 4,523,241 km (0.082 R)
• M35: 4,949,446 km (0.12 R)
• M36: 5,100,390 km (0.112 R)
• M37: 5,216,927 km (0.071 R)
• M38: 5,479,920 km (0.089 R)
• M39: 5,562,498 km (0.088 R)
• M40: 5,756,825 km (0.117 R)
• M41: 6,038,219 km (0.104 R)
• M42: 6,218,783 km (0.083 R)
• M43: 6,362,697 km (0.098 R)
• M44: 6,536,829 km (0.103 R)
• M45: 6,624,493 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.3

Radius: 9.3

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.92 AU - 1.16 AU

Year: 674 Days

Day: 14.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 43,863,230 km

• M1: 126,410 km (0.044 R)
• M2: 197,020 km (0.117 R)
• M3: 272,867 km (0.083 R)
• M4: 363,672 km (0.036 R)
• M5: 430,543 km (0.079 R)
• M6: 520,152 km (0.065 R)
• M7: 597,793 km (0.065 R)
• M8: 679,922 km (0.119 R)
• M9: 749,485 km (0.117 R)
• M10: 821,592 km (0.081 R)
• M11: 887,415 km (0.073 R)
• M12: 996,771 km (0.076 R)
• M13: 1,149,809 km (0.064 R)
• M14: 1,224,309 km (0.106 R)
• M15: 1,336,657 km (0.1 R)
• M16: 1,473,988 km (0.118 R)
• M17: 1,649,616 km (0.063 R)
• M18: 1,728,603 km (0.091 R)
• M19: 1,843,794 km (0.095 R)
• M20: 1,914,254 km (0.066 R)
• M21: 2,094,221 km (0.083 R)
• M22: 2,180,090 km (0.092 R)
• M23: 2,254,739 km (0.1 R)
• M24: 2,477,341 km (0.102 R)
• M25: 2,601,208 km (0.112 R)
• M26: 2,707,273 km (0.117 R)
• M27: 2,834,880 km (0.082 R)
• M28: 3,006,020 km (0.062 R)
• M29: 3,187,631 km (0.11 R)
• M30: 3,423,547 km (0.102 R)
• M31: 3,554,595 km (0.114 R)
• M32: 3,776,598 km (0.111 R)
• M33: 3,874,286 km (0.076 R)
• M34: 4,056,945 km (0.047 R)
• M35: 4,149,247 km (0.112 R)
• M36: 4,414,932 km (0.088 R)
• M37: 4,549,720 km (0.118 R)
• M38: 4,742,552 km (0.034 R)
• M39: 4,815,555 km (0.112 R)
• M40: 5,078,100 km (0.105 R)
• M41: 5,345,431 km (0.032 R)
• M42: 5,404,522 km (0.087 R)
• M43: 5,772,383 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.2

Radius: 12.9

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.96 AU - 1.26 AU

Year: 744 Days

Day: 12.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 43,863,230 km

• M1: 169,794 km (0.061 R)
• M2: 254,167 km (0.059 R)
• M3: 362,176 km (0.104 R)
• M4: 494,720 km (0.084 R)
• M5: 642,972 km (0.116 R)
• M6: 746,344 km (0.079 R)
• M7: 845,527 km (0.11 R)
• M8: 1,070,373 km (0.1 R)
• M9: 1,166,115 km (0.093 R)
• M10: 1,290,282 km (0.098 R)
• M11: 1,465,311 km (0.092 R)
• M12: 1,641,537 km (0.102 R)
• M13: 1,739,374 km (0.084 R)
• M14: 1,875,658 km (0.108 R)
• M15: 2,136,258 km (0.042 R)
• M16: 2,464,625 km (0.113 R)
• M17: 2,594,177 km (0.098 R)
• M18: 2,801,220 km (0.049 R)
• M19: 3,005,122 km (0.101 R)
• M20: 3,170,128 km (0.09 R)
• M21: 3,302,672 km (0.112 R)
• M22: 3,383,006 km (0.101 R)
• M23: 3,518,392 km (0.03 R)
• M24: 3,646,448 km (0.078 R)
• M25: 3,776,149 km (0.107 R)
• M26: 3,860,373 km (0.068 R)
• M27: 4,164,954 km (0.109 R)
• M28: 4,320,237 km (0.103 R)
• M29: 4,507,085 km (0.108 R)
• M30: 4,616,590 km (0.087 R)
• M31: 4,827,972 km (0.057 R)
• M32: 4,929,848 km (0.111 R)
• M33: 5,177,134 km (0.103 R)
• M34: 5,260,609 km (0.103 R)
• M35: 5,386,571 km (0.077 R)
• M36: 5,727,205 km (0.081 R)
• M37: 6,273,836 km (0.097 R)
• M38: 6,463,526 km (0.089 R)
• M39: 6,723,228 km (0.052 R)
• M40: 7,194,760 km (0.112 R)
• M41: 7,346,602 km (0.116 R)
• M42: 7,689,031 km (0.08 R)
• M43: 7,952,324 km (0.078 R)
• M44: 8,169,989 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.6

Radius: 13.2

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.74 AU - 1.88 AU

Year: 1548 Days

Day: 12.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 119.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 43,863,230 km

• M1: 174,581 km (0.064 R)
• M2: 299,944 km (0.062 R)
• M3: 384,317 km (0.094 R)
• M4: 481,406 km (0.092 R)
• M5: 656,735 km (0.047 R)
• M6: 753,524 km (0.111 R)
• M7: 1,053,618 km (0.078 R)
• M8: 1,154,596 km (0.114 R)
• M9: 1,267,244 km (0.064 R)
• M10: 1,443,769 km (0.12 R)
• M11: 1,701,227 km (0.115 R)
• M12: 1,868,926 km (0.111 R)
• M13: 1,983,817 km (0.109 R)
• M14: 2,091,229 km (0.065 R)
• M15: 2,261,321 km (0.068 R)
• M16: 2,425,879 km (0.072 R)
• M17: 2,626,340 km (0.108 R)
• M18: 2,745,121 km (0.082 R)
• M19: 3,021,727 km (0.078 R)
• M20: 3,238,046 km (0.098 R)
• M21: 3,400,808 km (0.092 R)
• M22: 3,722,593 km (0.055 R)
• M23: 3,844,366 km (0.102 R)
• M24: 3,992,169 km (0.12 R)
• M25: 4,116,933 km (0.096 R)
• M26: 4,293,608 km (0.101 R)
• M27: 4,447,246 km (0.11 R)
• M28: 4,746,740 km (0.041 R)
• M29: 4,905,613 km (0.102 R)
• M30: 5,012,576 km (0.071 R)
• M31: 5,120,286 km (0.036 R)
• M32: 5,420,679 km (0.107 R)
• M33: 5,531,381 km (0.03 R)
• M34: 5,740,818 km (0.114 R)
• M35: 5,825,491 km (0.089 R)
• M36: 5,910,462 km (0.105 R)
• M37: 6,110,325 km (0.026 R)
• M38: 6,254,537 km (0.072 R)
• M39: 6,341,603 km (0.067 R)
• M40: 6,620,155 km (0.105 R)
• M41: 6,917,555 km (0.098 R)
• M42: 7,022,722 km (0.095 R)
• M43: 7,204,334 km (0.106 R)
• M44: 7,495,003 km (0.11 R)
• M45: 7,680,504 km (0.093 R)
• M46: 7,899,067 km (0.093 R)
• M47: 8,342,176 km (0.092 R)
• M48: 8,534,559 km (0.09 R)
• M49: 8,874,894 km (0.118 R)
• M50: 9,736,727 km (0.095 R)
• M51: 9,990,295 km (0.116 R)
• M52: 10,246,108 km (0.119 R)
• M53: 10,417,846 km (0.095 R)
• M54: 10,590,632 km (0.075 R)
• M55: 10,746,812 km (0.091 R)
• M56: 10,903,890 km (0.109 R)
• M57: 11,397,413 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340

Radius: 10.1

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.49 AU - 3.39 AU

Year: 3205 Days

Day: 6.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 43,863,230 km

• M1: 203,902 km (0.047 R)
• M2: 378,483 km (0.06 R)
• M3: 473,776 km (0.077 R)
• M4: 822,938 km (0.101 R)
• M5: 1,079,947 km (0.097 R)
• M6: 1,213,089 km (0.047 R)
• M7: 1,587,233 km (0.106 R)
• M8: 1,716,037 km (0.09 R)
• M9: 1,897,350 km (0.077 R)
• M10: 1,971,700 km (0.1 R)
• M11: 2,059,663 km (0.078 R)
• M12: 2,398,203 km (0.106 R)
• M13: 2,839,218 km (0.101 R)
• M14: 3,186,584 km (0.071 R)
• M15: 3,410,682 km (0.086 R)
• M16: 3,532,305 km (0.102 R)
• M17: 3,717,507 km (0.051 R)
• M18: 4,162,262 km (0.094 R)
• M19: 4,259,799 km (0.044 R)
• M20: 4,691,389 km (0.118 R)
• M21: 4,878,087 km (0.062 R)
• M22: 4,998,214 km (0.077 R)
• M23: 5,154,245 km (0.114 R)
• M24: 5,721,819 km (0.092 R)
• M25: 5,958,184 km (0.085 R)
• M26: 6,496,886 km (0.09 R)
• M27: 6,667,427 km (0.096 R)
• M28: 7,012,550 km (0.093 R)
• M29: 7,304,864 km (0.09 R)
• M30: 7,581,171 km (0.051 R)
• M31: 7,660,757 km (0.109 R)
• M32: 8,246,283 km (0.104 R)
• M33: 8,513,316 km (0.048 R)
• M34: 8,783,340 km (0.071 R)
• M35: 8,887,909 km (0.09 R)
• M36: 9,098,393 km (0.045 R)
• M37: 9,183,065 km (0.084 R)
• M38: 9,891,411 km (0.101 R)
• M39: 10,307,293 km (0.066 R)
• M40: 10,506,258 km (0.066 R)
• M41: 10,595,120 km (0.064 R)
• M42: 10,706,570 km (0.103 R)
• M43: 10,818,320 km (0.097 R)
• M44: 10,908,078 km (0.083 R)
• M45: 11,043,165 km (0.041 R)
• M46: 11,337,723 km (0.098 R)
• M47: 11,543,121 km (0.096 R)
• M48: 11,795,942 km (0.092 R)
• M49: 12,353,792 km (0.099 R)
• M50: 12,683,207 km (0.115 R)
• M51: 13,543,544 km (0.064 R)
• M52: 14,103,190 km (0.119 R)
• M53: 14,472,098 km (0.118 R)
• M54: 14,744,815 km (0.093 R)
• M55: 14,919,096 km (0.118 R)
• M56: 15,269,903 km (0.097 R)
• M57: 15,750,412 km (0.104 R)
• M58: 15,928,732 km (0.07 R)
• M59: 16,184,545 km (0.105 R)
• M60: 17,352,755 km (0.079 R)
• M61: 17,563,239 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.1

Radius: 6.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.68 AU - 12.58 AU

Year: 22036 Days

Day: 18.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 43,863,230 km

• M1: 118,182 km (0.093 R)
• M2: 343,327 km (0.112 R)
• M3: 645,515 km (0.105 R)
• M4: 708,346 km (0.03 R)
• M5: 1,108,969 km (0.098 R)
• M6: 1,465,311 km (0.045 R)
• M7: 1,788,293 km (0.101 R)
• M8: 1,992,644 km (0.072 R)
• M9: 2,085,843 km (0.034 R)
• M10: 2,649,827 km (0.063 R)
• M11: 2,726,720 km (0.115 R)
• M12: 3,286,067 km (0.034 R)
• M13: 3,706,886 km (0.112 R)
• M14: 3,996,806 km (0.061 R)
• M15: 4,114,989 km (0.109 R)
• M16: 4,204,299 km (0.117 R)
• M17: 4,264,138 km (0.104 R)
• M18: 4,324,276 km (0.09 R)
• M19: 4,629,605 km (0.095 R)
• M20: 4,784,738 km (0.089 R)
• M21: 5,325,385 km (0.098 R)
• M22: 5,455,386 km (0.055 R)
• M23: 5,619,494 km (0.03 R)
• M24: 6,155,204 km (0.088 R)
• M25: 6,291,638 km (0.081 R)
• M26: 6,882,998 km (0.087 R)
• M27: 7,383,253 km (0.03 R)
• M28: 7,711,022 km (0.057 R)
• M29: 8,155,328 km (0.12 R)
• M30: 9,185,459 km (0.083 R)
• M31: 9,934,645 km (0.104 R)
• M32: 10,539,918 km (0.112 R)
• M33: 11,365,399 km (0.076 R)
• M34: 11,785,769 km (0.104 R)
• M35: 12,297,244 km (0.092 R)
• M36: 12,383,113 km (0.061 R)
• M37: 12,426,198 km (0.093 R)
• M38: 12,815,750 km (0.059 R)
• M39: 14,053,374 km (0.084 R)
• M40: 14,823,204 km (0.092 R)
• M41: 14,960,535 km (0.109 R)
• M42: 15,282,470 km (0.048 R)
• M43: 15,467,522 km (0.097 R)
• M44: 15,653,173 km (0.087 R)
• M45: 16,688,091 km (0.118 R)
• M46: 16,926,251 km (0.093 R)
• M47: 17,357,991 km (0.085 R)
• M48: 17,599,441 km (0.107 R)
• M49: 18,330,377 km (0.029 R)
• M50: 18,477,731 km (0.077 R)
• M51: 19,120,852 km (0.104 R)
• M52: 19,320,266 km (0.031 R)
• M53: 19,520,278 km (0.116 R)
• M54: 19,620,509 km (0.072 R)
• M55: 20,124,654 km (0.098 R)
• M56: 21,299,894 km (0.091 R)
• M57: 22,130,611 km (0.104 R)
• M58: 22,813,376 km (0.106 R)
• M59: 24,253,405 km (0.086 R)
• M60: 25,066,021 km (0.108 R)
• M61: 25,887,463 km (0.119 R)
• M62: 26,606,729 km (0.088 R)
• M63: 26,829,331 km (0.045 R)
• M64: 26,996,581 km (0.101 R)
• M65: 27,108,331 km (0.083 R)
• M66: 27,220,230 km (0.08 R)
• M67: 28,234,504 km (0.119 R)
• M68: 28,803,125 km (0.077 R)
• M69: 28,860,272 km (0.105 R)
• M70: 30,357,597 km (0.102 R)
• M71: 30,823,444 km (0.036 R)
• M72: 32,353,531 km (0.106 R)
• M73: 33,127,850 km (0.045 R)
• M74: 33,187,540 km (0.04 R)
• M75: 33,307,368 km (0.069 R)
• M76: 33,968,441 km (0.074 R)
• M77: 34,451,941 km (0.081 R)
• M78: 36,285,412 km (0.042 R)
• M79: 37,338,432 km (0.062 R)
• M80: 38,401,325 km (0.12 R)
• M81: 39,031,281 km (0.081 R)
• M82: 39,855,266 km (0.11 R)
• M83: 40,046,153 km (0.047 R)
• M84: 40,237,489 km (0.096 R)
• M85: 41,069,851 km (0.118 R)
• M86: 42,296,554 km (0.079 R)
• M87: 42,491,330 km (0.061 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 18,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit