🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.48 AU - 0.54 AU

Year: 232 Days

Day: 45 Hours

Environment

Temp: -126 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,634,939 km

• M1: 352,453 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.1

Radius: 8.5

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.63 AU - 0.99 AU

Year: 464 Days

Day: 6.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 33,634,939 km

• M1: 115,639 km (0.102 R)
• M2: 171,589 km (0.077 R)
• M3: 246,836 km (0.101 R)
• M4: 313,707 km (0.046 R)
• M5: 391,797 km (0.08 R)
• M6: 514,916 km (0.117 R)
• M7: 614,548 km (0.099 R)
• M8: 740,958 km (0.08 R)
• M9: 885,021 km (0.105 R)
• M10: 958,324 km (0.106 R)
• M11: 1,158,187 km (0.095 R)
• M12: 1,229,395 km (0.095 R)
• M13: 1,287,439 km (0.069 R)
• M14: 1,386,473 km (0.084 R)
• M15: 1,477,877 km (0.075 R)
• M16: 1,545,047 km (0.088 R)
• M17: 1,602,792 km (0.052 R)
• M18: 1,661,284 km (0.113 R)
• M19: 1,742,366 km (0.093 R)
• M20: 1,835,715 km (0.116 R)
• M21: 1,902,735 km (0.112 R)
• M22: 1,998,927 km (0.034 R)
• M23: 2,131,919 km (0.053 R)
• M24: 2,196,546 km (0.106 R)
• M25: 2,388,330 km (0.036 R)
• M26: 2,449,366 km (0.103 R)
• M27: 2,573,233 km (0.025 R)
• M28: 2,667,480 km (0.114 R)
• M29: 2,885,294 km (0.106 R)
• M30: 2,970,116 km (0.091 R)
• M31: 3,115,675 km (0.089 R)
• M32: 3,189,277 km (0.065 R)
• M33: 3,243,282 km (0.104 R)
• M34: 3,338,426 km (0.098 R)
• M35: 3,441,349 km (0.062 R)
• M36: 3,531,557 km (0.12 R)
• M37: 3,714,066 km (0.088 R)
• M38: 3,778,094 km (0.105 R)
• M39: 3,842,421 km (0.054 R)
• M40: 4,147,451 km (0.091 R)
• M41: 4,206,393 km (0.097 R)
• M42: 4,475,370 km (0.119 R)
• M43: 4,604,473 km (0.069 R)
• M44: 4,850,561 km (0.096 R)
• M45: 4,944,060 km (0.089 R)
• M46: 4,998,813 km (0.11 R)
• M47: 5,077,501 km (0.055 R)
• M48: 5,132,703 km (0.036 R)
• M49: 5,204,211 km (0.113 R)
• M50: 5,396,145 km (0.087 R)
• M51: 5,452,543 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.3

Radius: 12.4

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.69 AU - 1.03 AU

Year: 507 Days

Day: 11.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,634,939 km

• M1: 162,912 km (0.081 R)
• M2: 240,254 km (0.039 R)
• M3: 559,047 km (0.063 R)
• M4: 650,601 km (0.117 R)
• M5: 839,693 km (0.044 R)
• M6: 940,372 km (0.079 R)
• M7: 1,030,281 km (0.032 R)
• M8: 1,274,275 km (0.112 R)
• M9: 1,355,207 km (0.077 R)
• M10: 1,458,280 km (0.069 R)
• M11: 1,546,393 km (0.066 R)
• M12: 1,654,552 km (0.108 R)
• M13: 1,774,680 km (0.081 R)
• M14: 1,859,651 km (0.109 R)
• M15: 1,949,260 km (0.081 R)
• M16: 2,053,530 km (0.069 R)
• M17: 2,274,785 km (0.067 R)
• M18: 2,360,654 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.7

Radius: 10

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.01 AU - 1.03 AU

Year: 655 Days

Day: 10.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 33,634,939 km

• M1: 144,661 km (0.067 R)
• M2: 224,098 km (0.033 R)
• M3: 333,154 km (0.111 R)
• M4: 433,684 km (0.118 R)
• M5: 499,358 km (0.083 R)
• M6: 587,022 km (0.049 R)
• M7: 810,671 km (0.076 R)
• M8: 927,507 km (0.064 R)
• M9: 1,073,365 km (0.049 R)
• M10: 1,184,965 km (0.062 R)
• M11: 1,478,027 km (0.111 R)
• M12: 1,563,298 km (0.062 R)
• M13: 1,766,452 km (0.107 R)
• M14: 1,935,198 km (0.036 R)
• M15: 2,021,666 km (0.093 R)
• M16: 2,146,430 km (0.115 R)
• M17: 2,228,559 km (0.09 R)
• M18: 2,403,739 km (0.078 R)
• M19: 2,551,990 km (0.08 R)
• M20: 2,743,625 km (0.081 R)
• M21: 2,841,163 km (0.07 R)
• M22: 3,006,468 km (0.062 R)
• M23: 3,124,052 km (0.048 R)
• M24: 3,226,228 km (0.046 R)
• M25: 3,390,037 km (0.045 R)
• M26: 3,468,726 km (0.076 R)
• M27: 3,539,186 km (0.112 R)
• M28: 3,798,440 km (0.026 R)
• M29: 3,870,995 km (0.11 R)
• M30: 4,203,700 km (0.117 R)
• M31: 4,278,948 km (0.073 R)
• M32: 4,373,494 km (0.027 R)
• M33: 4,778,605 km (0.069 R)
• M34: 4,985,798 km (0.046 R)
• M35: 5,055,510 km (0.074 R)
• M36: 5,165,614 km (0.084 R)
• M37: 5,246,397 km (0.049 R)
• M38: 5,317,307 km (0.09 R)
• M39: 5,429,356 km (0.087 R)
• M40: 5,593,913 km (0.117 R)
• M41: 5,959,530 km (0.111 R)
• M42: 6,107,931 km (0.086 R)
• M43: 6,246,908 km (0.09 R)
• M44: 6,332,927 km (0.088 R)
• M45: 6,582,456 km (0.113 R)
• M46: 6,735,943 km (0.075 R)
• M47: 6,813,136 km (0.08 R)
• M48: 6,912,768 km (0.111 R)
• M49: 7,237,395 km (0.063 R)
• M50: 7,339,122 km (0.095 R)
• M51: 7,464,186 km (0.1 R)
• M52: 7,578,479 km (0.079 R)
• M53: 7,750,965 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.7

Radius: 15

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.25 AU - 1.43 AU

Year: 986 Days

Day: 7.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 33,634,939 km

• M1: 191,784 km (0.06 R)
• M2: 334,650 km (0.111 R)
• M3: 492,476 km (0.053 R)
• M4: 592,856 km (0.049 R)
• M5: 693,237 km (0.062 R)
• M6: 800,797 km (0.06 R)
• M7: 971,937 km (0.099 R)
• M8: 1,145,321 km (0.118 R)
• M9: 1,353,711 km (0.118 R)
• M10: 1,524,851 km (0.106 R)
• M11: 1,677,740 km (0.089 R)
• M12: 1,782,758 km (0.093 R)
• M13: 1,890,019 km (0.078 R)
• M14: 2,062,207 km (0.101 R)
• M15: 2,196,695 km (0.098 R)
• M16: 2,297,823 km (0.07 R)
• M17: 2,400,597 km (0.082 R)
• M18: 2,572,784 km (0.056 R)
• M19: 2,811,692 km (0.077 R)
• M20: 3,050,001 km (0.096 R)
• M21: 3,212,764 km (0.093 R)
• M22: 3,615,182 km (0.109 R)
• M23: 3,718,405 km (0.079 R)
• M24: 3,813,848 km (0.063 R)
• M25: 3,936,668 km (0.117 R)
• M26: 4,060,685 km (0.075 R)
• M27: 4,213,274 km (0.107 R)
• M28: 4,477,913 km (0.05 R)
• M29: 4,579,789 km (0.066 R)
• M30: 4,776,361 km (0.05 R)
• M31: 4,890,055 km (0.044 R)
• M32: 5,422,474 km (0.118 R)
• M33: 5,581,048 km (0.097 R)
• M34: 5,761,164 km (0.106 R)
• M35: 5,882,338 km (0.118 R)
• M36: 6,117,057 km (0.087 R)
• M37: 6,313,180 km (0.092 R)
• M38: 6,722,629 km (0.099 R)
• M39: 6,861,007 km (0.06 R)
• M40: 7,184,139 km (0.101 R)
• M41: 7,325,808 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.9

Radius: 12.9

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.44 AU - 1.9 AU

Year: 1372 Days

Day: 9.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 33,634,939 km

• M1: 170,990 km (0.077 R)
• M2: 492,177 km (0.051 R)
• M3: 596,447 km (0.057 R)
• M4: 736,321 km (0.082 R)
• M5: 824,733 km (0.112 R)
• M6: 1,052,122 km (0.086 R)
• M7: 1,242,859 km (0.073 R)
• M8: 1,436,888 km (0.056 R)
• M9: 1,696,141 km (0.084 R)
• M10: 1,808,040 km (0.077 R)
• M11: 2,088,985 km (0.089 R)
• M12: 2,209,561 km (0.099 R)
• M13: 2,291,241 km (0.032 R)
• M14: 2,563,958 km (0.064 R)
• M15: 2,660,897 km (0.082 R)
• M16: 2,748,113 km (0.04 R)
• M17: 3,152,626 km (0.089 R)
• M18: 3,245,227 km (0.105 R)
• M19: 3,492,512 km (0.03 R)
• M20: 3,819,682 km (0.053 R)
• M21: 3,993,366 km (0.091 R)
• M22: 4,322,930 km (0.081 R)
• M23: 4,504,093 km (0.077 R)
• M24: 4,740,757 km (0.117 R)
• M25: 5,035,614 km (0.034 R)
• M26: 5,364,131 km (0.069 R)
• M27: 5,447,457 km (0.043 R)
• M28: 5,573,119 km (0.073 R)
• M29: 5,756,526 km (0.082 R)
• M30: 6,129,174 km (0.105 R)
• M31: 6,318,416 km (0.066 R)
• M32: 6,658,152 km (0.095 R)
• M33: 6,928,326 km (0.08 R)
• M34: 7,110,387 km (0.118 R)
• M35: 7,202,090 km (0.088 R)
• M36: 7,340,319 km (0.081 R)
• M37: 7,448,328 km (0.111 R)
• M38: 7,541,528 km (0.115 R)
• M39: 8,140,219 km (0.105 R)
• M40: 8,348,608 km (0.035 R)
• M41: 8,445,398 km (0.096 R)
• M42: 8,672,637 km (0.05 R)
• M43: 8,967,794 km (0.112 R)
• M44: 9,199,671 km (0.061 R)
• M45: 9,517,716 km (0.099 R)
• M46: 9,601,939 km (0.118 R)
• M47: 9,924,472 km (0.111 R)
• M48: 10,078,558 km (0.116 R)
• M49: 10,336,914 km (0.087 R)
• M50: 10,493,094 km (0.083 R)
• M51: 10,685,028 km (0.057 R)
• M52: 10,913,464 km (0.109 R)
• M53: 11,179,000 km (0.086 R)
• M54: 11,321,417 km (0.056 R)
• M55: 11,572,143 km (0.099 R)
• M56: 11,752,558 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.8

Radius: 7.9

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.66 AU - 9.42 AU

Year: 15868 Days

Day: 19.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 33,634,939 km

• M1: 216,618 km (0.104 R)
• M2: 337,642 km (0.114 R)
• M3: 754,422 km (0.088 R)
• M4: 883,974 km (0.04 R)
• M5: 951,742 km (0.099 R)
• M6: 1,421,030 km (0.077 R)
• M7: 1,555,369 km (0.077 R)
• M8: 1,638,097 km (0.104 R)
• M9: 1,808,189 km (0.046 R)
• M10: 2,073,875 km (0.037 R)
• M11: 3,221,889 km (0.11 R)
• M12: 3,654,078 km (0.111 R)
• M13: 4,975,326 km (0.062 R)
• M14: 5,098,445 km (0.052 R)
• M15: 5,601,094 km (0.12 R)
• M16: 5,729,150 km (0.077 R)
• M17: 6,075,618 km (0.072 R)
• M18: 6,251,396 km (0.113 R)
• M19: 8,051,806 km (0.067 R)
• M20: 9,233,779 km (0.113 R)
• M21: 10,574,475 km (0.118 R)
• M22: 11,920,108 km (0.111 R)
• M23: 12,030,062 km (0.042 R)
• M24: 12,085,264 km (0.091 R)
• M25: 13,091,609 km (0.105 R)
• M26: 13,205,004 km (0.087 R)
• M27: 14,182,776 km (0.115 R)
• M28: 14,240,969 km (0.119 R)
• M29: 14,299,312 km (0.075 R)
• M30: 14,592,076 km (0.12 R)
• M31: 14,946,174 km (0.051 R)
• M32: 15,124,195 km (0.117 R)
• M33: 16,085,661 km (0.07 R)
• M34: 16,819,737 km (0.073 R)
• M35: 17,252,973 km (0.074 R)
• M36: 17,502,203 km (0.085 R)
• M37: 17,627,267 km (0.077 R)
• M38: 18,830,034 km (0.065 R)
• M39: 18,958,239 km (0.079 R)
• M40: 19,215,398 km (0.048 R)
• M41: 19,408,977 km (0.102 R)
• M42: 19,928,531 km (0.094 R)
• M43: 23,003,665 km (0.094 R)
• M44: 23,829,894 km (0.084 R)
• M45: 24,386,099 km (0.101 R)
• M46: 24,735,858 km (0.114 R)
• M47: 24,806,020 km (0.112 R)
• M48: 24,876,181 km (0.111 R)
• M49: 26,653,254 km (0.045 R)
• M50: 26,725,211 km (0.109 R)
• M51: 26,869,274 km (0.088 R)
• M52: 28,618,073 km (0.109 R)
• M53: 32,301,023 km (0.101 R)
• M54: 32,531,254 km (0.065 R)
• M55: 33,148,046 km (0.033 R)
• M56: 33,457,863 km (0.119 R)
• M57: 35,100,298 km (0.108 R)
• M58: 35,732,798 km (0.111 R)
• M59: 39,033,376 km (0.11 R)
• M60: 39,278,567 km (0.118 R)
• M61: 40,100,008 km (0.068 R)
• M62: 41,093,189 km (0.074 R)
• M63: 41,176,216 km (0.087 R)
• M64: 41,342,718 km (0.096 R)
• M65: 42,766,291 km (0.074 R)
• M66: 44,035,629 km (0.079 R)
• M67: 44,376,264 km (0.081 R)
• M68: 46,351,703 km (0.094 R)
• M69: 46,698,172 km (0.12 R)
• M70: 47,306,437 km (0.057 R)
• M71: 47,742,664 km (0.103 R)
• M72: 48,005,059 km (0.109 R)
• M73: 48,706,972 km (0.116 R)
• M74: 50,209,833 km (0.079 R)
• M75: 50,654,737 km (0.076 R)
• M76: 52,087,136 km (0.115 R)
• M77: 52,808,348 km (0.073 R)
• M78: 53,170,225 km (0.055 R)
• M79: 53,805,417 km (0.077 R)
• M80: 54,078,433 km (0.048 R)
• M81: 54,260,793 km (0.042 R)
• M82: 54,534,557 km (0.086 R)
• M83: 54,625,812 km (0.069 R)
• M84: 54,900,324 km (0.082 R)
• M85: 55,175,135 km (0.079 R)
• M86: 55,634,251 km (0.085 R)
• M87: 57,297,480 km (0.072 R)
• M88: 59,164,611 km (0.116 R)
• M89: 60,388,920 km (0.11 R)
• M90: 60,956,794 km (0.098 R)
• M91: 61,146,484 km (0.102 R)
• M92: 63,726,449 km (0.09 R)
• M93: 63,918,981 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.5

Radius: 3.3

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.6 AU - 11.14 AU

Year: 21233 Days

Day: 16.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 33,634,939 km

• M1: 69,713 km (0.046 R)
• M2: 115,490 km (0.049 R)
• M3: 150,645 km (0.095 R)
• M4: 215,571 km (0.088 R)
• M5: 340,634 km (0.082 R)
• M6: 474,375 km (0.086 R)
• M7: 815,458 km (0.098 R)
• M8: 993,779 km (0.086 R)
• M9: 1,184,067 km (0.115 R)
• M10: 1,250,040 km (0.066 R)
• M11: 1,368,222 km (0.055 R)
• M12: 1,597,556 km (0.062 R)
• M13: 1,782,010 km (0.059 R)
• M14: 1,857,706 km (0.067 R)
• M15: 2,375,016 km (0.096 R)
• M16: 2,521,472 km (0.12 R)
• M17: 2,889,483 km (0.116 R)
• M18: 3,966,139 km (0.106 R)
• M19: 4,341,480 km (0.111 R)
• M20: 4,572,010 km (0.074 R)
• M21: 5,018,410 km (0.063 R)
• M22: 5,478,424 km (0.038 R)
• M23: 5,505,950 km (0.119 R)
• M24: 6,207,863 km (0.074 R)
• M25: 6,438,393 km (0.112 R)
• M26: 6,496,437 km (0.112 R)
• M27: 6,760,029 km (0.079 R)
• M28: 6,848,591 km (0.119 R)
• M29: 7,056,831 km (0.11 R)
• M30: 7,146,739 km (0.087 R)
• M31: 7,848,353 km (0.095 R)
• M32: 7,972,519 km (0.076 R)
• M33: 9,022,248 km (0.051 R)
• M34: 9,152,398 km (0.039 R)
• M35: 10,283,507 km (0.085 R)
• M36: 10,419,492 km (0.082 R)
• M37: 11,038,677 km (0.089 R)
• M38: 11,212,809 km (0.085 R)
• M39: 11,634,376 km (0.082 R)
• M40: 11,953,917 km (0.091 R)
• M41: 12,096,933 km (0.098 R)
• M42: 12,384,460 km (0.05 R)
• M43: 12,456,715 km (0.108 R)
• M44: 12,492,918 km (0.088 R)
• M45: 12,710,733 km (0.119 R)
• M46: 12,783,587 km (0.062 R)
• M47: 13,076,499 km (0.107 R)
• M48: 13,150,102 km (0.062 R)
• M49: 14,803,308 km (0.041 R)
• M50: 15,304,161 km (0.12 R)
• M51: 15,342,907 km (0.105 R)
• M52: 15,771,356 km (0.053 R)
• M53: 16,006,673 km (0.064 R)
• M54: 16,243,187 km (0.025 R)
• M55: 16,639,921 km (0.062 R)
• M56: 16,719,656 km (0.051 R)
• M57: 17,443,112 km (0.07 R)
• M58: 17,564,585 km (0.107 R)
• M59: 18,878,503 km (0.104 R)
• M60: 19,589,392 km (0.066 R)
• M61: 20,864,864 km (0.111 R)
• M62: 21,037,051 km (0.095 R)
• M63: 21,382,622 km (0.101 R)
• M64: 21,860,886 km (0.064 R)
• M65: 22,342,741 km (0.118 R)
• M66: 23,094,171 km (0.095 R)
• M67: 23,584,852 km (0.1 R)
• M68: 24,078,824 km (0.094 R)
• M69: 24,304,568 km (0.066 R)
• M70: 24,621,715 km (0.074 R)
• M71: 24,758,148 km (0.073 R)
• M72: 25,904,068 km (0.104 R)
• M73: 26,042,745 km (0.07 R)
• M74: 26,181,722 km (0.119 R)
• M75: 26,553,323 km (0.075 R)
• M76: 27,773,293 km (0.119 R)
• M77: 29,011,365 km (0.056 R)
• M78: 30,706,160 km (0.075 R)
• M79: 30,901,834 km (0.103 R)
• M80: 31,049,038 km (0.078 R)
• M81: 32,283,669 km (0.092 R)
• M82: 33,232,569 km (0.099 R)
• M83: 33,534,158 km (0.061 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 13,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit