🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.51 AU - 0.65 AU

Year: 290 Days

Day: 34.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.4

Radius: 8.6

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.55 AU - 0.83 AU

Year: 376 Days

Day: 6.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 39,045,549 km

• M1: 120,426 km (0.098 R)
• M2: 196,422 km (0.094 R)
• M3: 293,960 km (0.076 R)
• M4: 357,389 km (0.054 R)
• M5: 412,890 km (0.112 R)
• M6: 540,647 km (0.112 R)
• M7: 622,776 km (0.104 R)
• M8: 723,306 km (0.101 R)
• M9: 790,026 km (0.071 R)
• M10: 877,541 km (0.06 R)
• M11: 945,309 km (0.037 R)
• M12: 1,038,808 km (0.046 R)
• M13: 1,320,650 km (0.052 R)
• M14: 1,439,132 km (0.118 R)
• M15: 1,520,363 km (0.1 R)
• M16: 1,575,266 km (0.101 R)
• M17: 1,710,801 km (0.065 R)
• M18: 1,835,865 km (0.062 R)
• M19: 1,934,001 km (0.116 R)
• M20: 1,993,840 km (0.105 R)
• M21: 2,074,474 km (0.111 R)
• M22: 2,130,722 km (0.072 R)
• M23: 2,192,506 km (0.054 R)
• M24: 2,265,510 km (0.105 R)
• M25: 2,339,262 km (0.109 R)
• M26: 2,419,147 km (0.082 R)
• M27: 2,581,760 km (0.112 R)
• M28: 2,736,893 km (0.085 R)
• M29: 2,832,636 km (0.09 R)
• M30: 2,895,168 km (0.071 R)
• M31: 3,079,771 km (0.069 R)
• M32: 3,179,404 km (0.119 R)
• M33: 3,244,479 km (0.107 R)
• M34: 3,327,805 km (0.069 R)
• M35: 3,430,130 km (0.061 R)
• M36: 3,631,788 km (0.104 R)
• M37: 3,699,855 km (0.053 R)
• M38: 3,932,030 km (0.034 R)
• M39: 4,046,772 km (0.065 R)
• M40: 4,143,113 km (0.12 R)
• M41: 4,233,919 km (0.111 R)
• M42: 4,331,756 km (0.085 R)
• M43: 4,463,552 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.5

Radius: 13.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.07 AU - 1.31 AU

Year: 852 Days

Day: 5.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 39,045,549 km

• M1: 204,500 km (0.089 R)
• M2: 314,156 km (0.119 R)
• M3: 428,897 km (0.1 R)
• M4: 641,176 km (0.049 R)
• M5: 740,061 km (0.105 R)
• M6: 897,138 km (0.081 R)
• M7: 1,092,513 km (0.1 R)
• M8: 1,187,807 km (0.085 R)
• M9: 1,398,890 km (0.118 R)
• M10: 1,708,557 km (0.12 R)
• M11: 1,827,338 km (0.102 R)
• M12: 1,923,230 km (0.083 R)
• M13: 2,047,247 km (0.066 R)
• M14: 2,248,755 km (0.089 R)
• M15: 2,358,859 km (0.058 R)
• M16: 2,485,120 km (0.059 R)
• M17: 2,664,338 km (0.087 R)
• M18: 2,975,202 km (0.083 R)
• M19: 3,081,567 km (0.053 R)
• M20: 3,173,719 km (0.084 R)
• M21: 3,329,450 km (0.106 R)
• M22: 3,479,796 km (0.084 R)
• M23: 3,567,909 km (0.103 R)
• M24: 3,673,077 km (0.105 R)
• M25: 3,787,519 km (0.054 R)
• M26: 3,969,729 km (0.12 R)
• M27: 4,222,998 km (0.103 R)
• M28: 4,386,210 km (0.089 R)
• M29: 4,490,330 km (0.069 R)
• M30: 4,639,329 km (0.047 R)
• M31: 4,825,728 km (0.071 R)
• M32: 4,924,313 km (0.09 R)
• M33: 5,023,646 km (0.097 R)
• M34: 5,141,978 km (0.068 R)
• M35: 5,233,682 km (0.104 R)
• M36: 5,427,860 km (0.07 R)
• M37: 5,539,908 km (0.095 R)
• M38: 5,709,552 km (0.095 R)
• M39: 6,326,494 km (0.099 R)
• M40: 6,603,100 km (0.066 R)
• M41: 6,752,997 km (0.069 R)
• M42: 6,843,504 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.5

Radius: 12.6

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.12 AU - 1.54 AU

Year: 1006 Days

Day: 7.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,045,549 km

• M1: 157,676 km (0.11 R)
• M2: 237,412 km (0.117 R)
• M3: 317,895 km (0.098 R)
• M4: 459,415 km (0.078 R)
• M5: 572,511 km (0.05 R)
• M6: 866,172 km (0.065 R)
• M7: 1,035,965 km (0.067 R)
• M8: 1,120,638 km (0.12 R)
• M9: 1,247,347 km (0.075 R)
• M10: 1,405,023 km (0.098 R)
• M11: 1,602,343 km (0.066 R)
• M12: 1,953,898 km (0.069 R)
• M13: 2,060,711 km (0.047 R)
• M14: 2,298,870 km (0.096 R)
• M15: 2,411,966 km (0.095 R)
• M16: 2,494,844 km (0.057 R)
• M17: 3,304,916 km (0.105 R)
• M18: 3,454,813 km (0.105 R)
• M19: 3,857,979 km (0.113 R)
• M20: 4,069,212 km (0.057 R)
• M21: 4,183,953 km (0.106 R)
• M22: 4,268,775 km (0.047 R)
• M23: 4,369,754 km (0.1 R)
• M24: 4,463,851 km (0.107 R)
• M25: 4,911,298 km (0.092 R)
• M26: 5,491,139 km (0.084 R)
• M27: 5,729,150 km (0.055 R)
• M28: 5,840,899 km (0.061 R)
• M29: 5,927,367 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.6

Radius: 14.2

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.97 AU - 2.63 AU

Year: 2288 Days

Day: 9.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 39,045,549 km

• M1: 178,021 km (0.118 R)
• M2: 459,714 km (0.089 R)
• M3: 673,938 km (0.09 R)
• M4: 799,152 km (0.077 R)
• M5: 899,083 km (0.092 R)
• M6: 1,012,927 km (0.051 R)
• M7: 1,104,032 km (0.118 R)
• M8: 1,236,875 km (0.096 R)
• M9: 1,405,921 km (0.073 R)
• M10: 1,498,821 km (0.043 R)
• M11: 1,636,750 km (0.06 R)
• M12: 1,768,097 km (0.118 R)
• M13: 1,857,856 km (0.094 R)
• M14: 1,972,149 km (0.103 R)
• M15: 2,220,332 km (0.104 R)
• M16: 2,760,679 km (0.109 R)
• M17: 2,865,697 km (0.102 R)
• M18: 3,066,607 km (0.093 R)
• M19: 3,203,040 km (0.067 R)
• M20: 3,299,830 km (0.087 R)
• M21: 3,610,694 km (0.083 R)
• M22: 4,109,902 km (0.118 R)
• M23: 4,522,044 km (0.064 R)
• M24: 4,772,770 km (0.074 R)
• M25: 4,947,800 km (0.092 R)
• M26: 5,157,387 km (0.097 R)
• M27: 5,719,725 km (0.064 R)
• M28: 6,076,965 km (0.102 R)
• M29: 6,197,690 km (0.109 R)
• M30: 6,476,541 km (0.102 R)
• M31: 6,635,414 km (0.11 R)
• M32: 6,956,750 km (0.118 R)
• M33: 7,485,429 km (0.107 R)
• M34: 7,801,379 km (0.066 R)
• M35: 8,350,703 km (0.101 R)
• M36: 8,446,595 km (0.098 R)
• M37: 8,795,158 km (0.081 R)
• M38: 9,247,542 km (0.094 R)
• M39: 9,446,657 km (0.109 R)
• M40: 9,828,730 km (0.117 R)
• M41: 10,154,554 km (0.084 R)
• M42: 10,318,812 km (0.095 R)
• M43: 10,504,613 km (0.054 R)
• M44: 10,691,610 km (0.032 R)
• M45: 11,089,989 km (0.072 R)
• M46: 11,216,848 km (0.114 R)
• M47: 11,578,726 km (0.114 R)
• M48: 11,707,380 km (0.057 R)
• M49: 11,836,632 km (0.094 R)
• M50: 12,139,867 km (0.044 R)
• M51: 12,445,645 km (0.096 R)
• M52: 12,842,528 km (0.069 R)
• M53: 12,931,390 km (0.099 R)
• M54: 13,087,271 km (0.073 R)
• M55: 13,176,580 km (0.074 R)
• M56: 13,513,475 km (0.102 R)
• M57: 13,716,928 km (0.066 R)
• M58: 13,875,950 km (0.076 R)
• M59: 14,587,438 km (0.075 R)
• M60: 14,749,752 km (0.097 R)
• M61: 15,076,174 km (0.11 R)
• M62: 15,287,257 km (0.045 R)
• M63: 15,381,354 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.7

Radius: 14.8

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.5 AU - 2.7 AU

Year: 2750 Days

Day: 12.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 39,045,549 km

• M1: 190,438 km (0.114 R)
• M2: 302,038 km (0.041 R)
• M3: 396,883 km (0.081 R)
• M4: 716,873 km (0.077 R)
• M5: 830,268 km (0.032 R)
• M6: 1,065,436 km (0.1 R)
• M7: 1,243,906 km (0.081 R)
• M8: 1,419,235 km (0.114 R)
• M9: 1,552,826 km (0.096 R)
• M10: 1,758,074 km (0.066 R)
• M11: 2,179,641 km (0.047 R)
• M12: 2,277,777 km (0.059 R)
• M13: 2,394,164 km (0.098 R)
• M14: 2,529,850 km (0.074 R)
• M15: 2,720,736 km (0.063 R)
• M16: 2,916,410 km (0.037 R)
• M17: 3,034,443 km (0.052 R)
• M18: 3,445,688 km (0.068 R)
• M19: 3,561,028 km (0.072 R)
• M20: 3,667,841 km (0.119 R)
• M21: 4,015,207 km (0.095 R)
• M22: 4,167,497 km (0.102 R)
• M23: 4,300,939 km (0.099 R)
• M24: 4,467,292 km (0.114 R)
• M25: 4,688,996 km (0.113 R)
• M26: 4,990,136 km (0.079 R)
• M27: 5,198,227 km (0.064 R)
• M28: 5,566,537 km (0.096 R)
• M29: 5,668,563 km (0.119 R)
• M30: 5,793,926 km (0.081 R)
• M31: 6,187,667 km (0.116 R)
• M32: 6,423,433 km (0.119 R)
• M33: 7,222,436 km (0.102 R)
• M34: 7,558,432 km (0.075 R)
• M35: 7,988,975 km (0.114 R)
• M36: 8,207,238 km (0.091 R)
• M37: 8,492,671 km (0.067 R)
• M38: 8,662,913 km (0.069 R)
• M39: 8,834,353 km (0.07 R)
• M40: 9,006,839 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281

Radius: 7.2

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.65 AU - 7.83 AU

Year: 11479 Days

Day: 17.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 39,045,549 km

• M1: 117,434 km (0.084 R)
• M2: 262,395 km (0.075 R)
• M3: 378,183 km (0.034 R)
• M4: 424,858 km (0.089 R)
• M5: 578,345 km (0.056 R)
• M6: 633,697 km (0.12 R)
• M7: 873,801 km (0.07 R)
• M8: 921,972 km (0.119 R)
• M9: 1,302,997 km (0.052 R)
• M10: 1,396,047 km (0.072 R)
• M11: 1,530,237 km (0.094 R)
• M12: 1,729,202 km (0.111 R)
• M13: 2,152,115 km (0.047 R)
• M14: 2,285,107 km (0.114 R)
• M15: 2,352,726 km (0.069 R)
• M16: 2,653,118 km (0.085 R)
• M17: 2,772,049 km (0.07 R)
• M18: 3,114,179 km (0.116 R)
• M19: 3,189,277 km (0.101 R)
• M20: 3,341,418 km (0.111 R)
• M21: 3,392,581 km (0.071 R)
• M22: 3,892,088 km (0.109 R)
• M23: 4,219,558 km (0.102 R)
• M24: 4,871,655 km (0.075 R)
• M25: 5,046,983 km (0.103 R)
• M26: 5,283,946 km (0.112 R)
• M27: 6,426,725 km (0.084 R)
• M28: 6,683,584 km (0.099 R)
• M29: 7,042,469 km (0.089 R)
• M30: 7,174,415 km (0.109 R)
• M31: 7,407,488 km (0.109 R)
• M32: 8,329,310 km (0.109 R)
• M33: 8,574,202 km (0.066 R)
• M34: 8,750,578 km (0.077 R)
• M35: 9,760,513 km (0.069 R)
• M36: 10,655,108 km (0.069 R)
• M37: 10,730,954 km (0.117 R)
• M38: 13,656,490 km (0.116 R)
• M39: 14,361,396 km (0.103 R)
• M40: 14,993,147 km (0.111 R)
• M41: 15,077,969 km (0.034 R)
• M42: 15,806,361 km (0.059 R)
• M43: 16,370,944 km (0.093 R)
• M44: 16,986,389 km (0.12 R)
• M45: 17,341,535 km (0.111 R)
• M46: 17,609,465 km (0.078 R)
• M47: 18,330,676 km (0.081 R)
• M48: 18,786,201 km (0.076 R)
• M49: 19,015,535 km (0.077 R)
• M50: 19,245,616 km (0.096 R)
• M51: 19,430,370 km (0.104 R)
• M52: 19,941,546 km (0.1 R)
• M53: 20,316,139 km (0.098 R)
• M54: 21,837,549 km (0.119 R)
• M55: 22,175,192 km (0.082 R)
• M56: 22,223,512 km (0.104 R)
• M57: 23,543,114 km (0.041 R)
• M58: 23,691,216 km (0.097 R)
• M59: 24,386,846 km (0.117 R)
• M60: 24,536,744 km (0.086 R)
• M61: 24,988,380 km (0.117 R)
• M62: 25,798,153 km (0.073 R)
• M63: 26,719,227 km (0.113 R)
• M64: 27,080,356 km (0.079 R)
• M65: 27,235,639 km (0.092 R)
• M66: 27,547,102 km (0.115 R)
• M67: 27,599,162 km (0.104 R)
• M68: 27,755,342 km (0.062 R)
• M69: 27,859,761 km (0.115 R)
• M70: 27,964,180 km (0.056 R)
• M71: 28,016,540 km (0.078 R)
• M72: 28,068,749 km (0.069 R)
• M73: 28,488,521 km (0.079 R)
• M74: 29,016,003 km (0.076 R)
• M75: 29,546,776 km (0.114 R)
• M76: 29,920,173 km (0.061 R)
• M77: 30,080,691 km (0.073 R)
• M78: 31,865,244 km (0.065 R)
• M79: 32,029,203 km (0.067 R)
• M80: 32,467,824 km (0.09 R)
• M81: 32,577,629 km (0.105 R)
• M82: 32,632,681 km (0.044 R)
• M83: 34,074,057 km (0.099 R)
• M84: 34,465,554 km (0.085 R)
• M85: 35,140,390 km (0.099 R)
• M86: 35,592,625 km (0.084 R)
• M87: 35,989,957 km (0.11 R)
• M88: 36,046,804 km (0.077 R)
• M89: 36,617,220 km (0.046 R)
• M90: 36,846,255 km (0.071 R)
• M91: 38,056,352 km (0.103 R)
• M92: 38,987,150 km (0.071 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 11,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit