🌌 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: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.42 AU - 0.6 AU

Year: 235 Days

Day: 41.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.1

Radius: 13.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.69 AU - 0.81 AU

Year: 419 Days

Day: 7.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,515,408 km

• M1: 164,707 km (0.077 R)
• M2: 252,372 km (0.045 R)
• M3: 357,988 km (0.109 R)
• M4: 461,809 km (0.063 R)
• M5: 550,819 km (0.094 R)
• M6: 658,380 km (0.087 R)
• M7: 768,484 km (0.088 R)
• M8: 898,335 km (0.119 R)
• M9: 1,012,778 km (0.118 R)
• M10: 1,246,898 km (0.103 R)
• M11: 1,346,530 km (0.097 R)
• M12: 1,437,486 km (0.077 R)
• M13: 1,570,030 km (0.059 R)
• M14: 1,694,645 km (0.102 R)
• M15: 1,873,265 km (0.107 R)
• M16: 1,980,227 km (0.118 R)
• M17: 2,075,970 km (0.104 R)
• M18: 2,204,773 km (0.052 R)
• M19: 2,295,131 km (0.11 R)
• M20: 2,410,022 km (0.086 R)
• M21: 2,664,787 km (0.064 R)
• M22: 2,746,916 km (0.091 R)
• M23: 2,883,948 km (0.036 R)
• M24: 3,023,523 km (0.04 R)
• M25: 3,170,278 km (0.118 R)
• M26: 3,252,407 km (0.099 R)
• M27: 3,444,940 km (0.099 R)
• M28: 3,556,091 km (0.081 R)
• M29: 3,743,836 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.4

Radius: 9.5

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.71 AU - 1.13 AU

Year: 570 Days

Day: 5.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 57,515,408 km

• M1: 120,875 km (0.107 R)
• M2: 241,601 km (0.057 R)
• M3: 344,823 km (0.091 R)
• M4: 481,705 km (0.052 R)
• M5: 564,283 km (0.084 R)
• M6: 679,174 km (0.111 R)
• M7: 791,522 km (0.093 R)
• M8: 887,863 km (0.108 R)
• M9: 956,978 km (0.103 R)
• M10: 1,036,115 km (0.112 R)
• M11: 1,155,045 km (0.06 R)
• M12: 1,244,056 km (0.065 R)
• M13: 1,397,693 km (0.044 R)
• M14: 1,516,025 km (0.096 R)
• M15: 1,595,312 km (0.116 R)
• M16: 1,719,328 km (0.092 R)
• M17: 1,797,269 km (0.078 R)
• M18: 1,871,469 km (0.111 R)
• M19: 1,971,999 km (0.077 R)
• M20: 2,064,002 km (0.077 R)
• M21: 2,136,706 km (0.107 R)
• M22: 2,263,266 km (0.099 R)
• M23: 2,408,675 km (0.076 R)
• M24: 2,468,814 km (0.11 R)
• M25: 2,562,911 km (0.081 R)
• M26: 2,646,835 km (0.087 R)
• M27: 2,743,027 km (0.041 R)
• M28: 2,834,730 km (0.096 R)
• M29: 2,933,315 km (0.086 R)
• M30: 3,015,444 km (0.108 R)
• M31: 3,080,370 km (0.057 R)
• M32: 3,333,041 km (0.044 R)
• M33: 3,455,711 km (0.104 R)
• M34: 3,548,761 km (0.077 R)
• M35: 3,661,408 km (0.066 R)
• M36: 3,724,688 km (0.044 R)
• M37: 3,820,131 km (0.04 R)
• M38: 3,890,592 km (0.103 R)
• M39: 4,052,457 km (0.103 R)
• M40: 4,150,743 km (0.035 R)
• M41: 4,223,297 km (0.076 R)
• M42: 4,329,512 km (0.11 R)
• M43: 4,389,650 km (0.105 R)
• M44: 4,612,701 km (0.039 R)
• M45: 4,687,948 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.6

Radius: 9.9

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.01 AU - 1.01 AU

Year: 655 Days

Day: 10 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 57,515,408 km

• M1: 123,418 km (0.094 R)
• M2: 206,295 km (0.083 R)
• M3: 285,582 km (0.106 R)
• M4: 358,287 km (0.106 R)
• M5: 435,479 km (0.09 R)
• M6: 515,215 km (0.036 R)
• M7: 610,210 km (0.119 R)
• M8: 672,442 km (0.084 R)
• M9: 793,467 km (0.113 R)
• M10: 862,282 km (0.08 R)
• M11: 939,026 km (0.09 R)
• M12: 1,006,644 km (0.101 R)
• M13: 1,099,544 km (0.083 R)
• M14: 1,269,488 km (0.052 R)
• M15: 1,332,319 km (0.08 R)
• M16: 1,435,242 km (0.111 R)
• M17: 1,514,230 km (0.107 R)
• M18: 1,601,445 km (0.115 R)
• M19: 1,953,299 km (0.1 R)
• M20: 2,085,843 km (0.059 R)
• M21: 2,282,864 km (0.111 R)
• M22: 2,501,875 km (0.064 R)
• M23: 2,565,603 km (0.063 R)
• M24: 2,638,158 km (0.111 R)
• M25: 2,818,424 km (0.1 R)
• M26: 2,893,223 km (0.118 R)
• M27: 2,977,297 km (0.092 R)
• M28: 3,427,437 km (0.09 R)
• M29: 3,651,534 km (0.085 R)
• M30: 3,825,218 km (0.108 R)
• M31: 3,917,669 km (0.054 R)
• M32: 4,038,993 km (0.037 R)
• M33: 4,142,664 km (0.114 R)
• M34: 4,209,086 km (0.073 R)
• M35: 4,314,253 km (0.089 R)
• M36: 4,420,318 km (0.062 R)
• M37: 4,634,991 km (0.055 R)
• M38: 4,853,105 km (0.101 R)
• M39: 5,217,375 km (0.113 R)
• M40: 5,330,471 km (0.083 R)
• M41: 5,886,676 km (0.049 R)
• M42: 6,123,190 km (0.116 R)
• M43: 6,297,023 km (0.085 R)
• M44: 6,494,642 km (0.093 R)
• M45: 6,583,204 km (0.079 R)
• M46: 6,649,775 km (0.045 R)
• M47: 6,929,822 km (0.102 R)
• M48: 7,008,959 km (0.044 R)
• M49: 7,111,135 km (0.119 R)
• M50: 7,374,577 km (0.092 R)
• M51: 7,652,829 km (0.038 R)
• M52: 7,863,911 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.3

Radius: 8

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.54 AU - 2.26 AU

Year: 1691 Days

Day: 6.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 57,515,408 km

• M1: 99,931 km (0.1 R)
• M2: 192,832 km (0.113 R)
• M3: 268,528 km (0.069 R)
• M4: 326,871 km (0.085 R)
• M5: 385,065 km (0.113 R)
• M6: 617,390 km (0.098 R)
• M7: 742,604 km (0.073 R)
• M8: 853,456 km (0.095 R)
• M9: 922,869 km (0.102 R)
• M10: 1,142,629 km (0.089 R)
• M11: 1,263,204 km (0.093 R)
• M12: 1,325,138 km (0.062 R)
• M13: 1,406,370 km (0.104 R)
• M14: 1,489,247 km (0.098 R)
• M15: 1,631,215 km (0.109 R)
• M16: 1,748,051 km (0.042 R)
• M17: 1,928,466 km (0.111 R)
• M18: 2,125,636 km (0.06 R)
• M19: 2,232,150 km (0.104 R)
• M20: 2,296,776 km (0.103 R)
• M21: 2,373,071 km (0.065 R)
• M22: 2,461,483 km (0.085 R)
• M23: 2,641,300 km (0.087 R)
• M24: 2,721,484 km (0.05 R)
• M25: 3,231,164 km (0.11 R)
• M26: 3,541,131 km (0.103 R)
• M27: 3,604,261 km (0.093 R)
• M28: 3,667,691 km (0.047 R)
• M29: 3,731,719 km (0.107 R)
• M30: 4,176,174 km (0.031 R)
• M31: 5,374,004 km (0.083 R)
• M32: 5,505,202 km (0.118 R)
• M33: 5,578,505 km (0.08 R)
• M34: 5,875,157 km (0.119 R)
• M35: 5,965,215 km (0.104 R)
• M36: 6,360,453 km (0.106 R)
• M37: 6,514,838 km (0.093 R)
• M38: 6,576,921 km (0.096 R)
• M39: 6,639,154 km (0.104 R)
• M40: 7,017,038 km (0.113 R)
• M41: 7,080,766 km (0.095 R)
• M42: 7,531,654 km (0.1 R)
• M43: 8,360,127 km (0.05 R)
• M44: 8,461,555 km (0.073 R)
• M45: 8,614,294 km (0.068 R)
• M46: 8,665,457 km (0.105 R)
• M47: 9,199,820 km (0.094 R)
• M48: 9,585,484 km (0.05 R)
• M49: 9,638,591 km (0.049 R)
• M50: 9,780,410 km (0.098 R)
• M51: 9,922,976 km (0.065 R)
• M52: 10,084,093 km (0.063 R)
• M53: 10,246,108 km (0.081 R)
• M54: 10,300,412 km (0.105 R)
• M55: 10,518,226 km (0.08 R)
• M56: 10,572,830 km (0.064 R)
• M57: 10,737,537 km (0.114 R)
• M58: 10,995,294 km (0.066 R)
• M59: 11,667,587 km (0.051 R)
• M60: 11,875,677 km (0.07 R)
• M61: 11,951,673 km (0.072 R)
• M62: 12,257,302 km (0.082 R)
• M63: 12,954,128 km (0.092 R)
• M64: 13,032,368 km (0.066 R)
• M65: 13,149,952 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.9

Radius: 11.2

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.22 AU - 2.74 AU

Year: 2522 Days

Day: 5.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 57,515,408 km

• M1: 160,519 km (0.089 R)
• M2: 259,403 km (0.108 R)
• M3: 332,257 km (0.088 R)
• M4: 610,060 km (0.095 R)
• M5: 736,919 km (0.078 R)
• M6: 873,502 km (0.116 R)
• M7: 1,019,210 km (0.067 R)
• M8: 1,173,296 km (0.041 R)
• M9: 1,280,558 km (0.041 R)
• M10: 1,380,190 km (0.096 R)
• M11: 1,842,148 km (0.102 R)
• M12: 1,968,259 km (0.116 R)
• M13: 2,282,864 km (0.068 R)
• M14: 2,474,050 km (0.047 R)
• M15: 2,599,712 km (0.11 R)
• M16: 2,727,468 km (0.09 R)
• M17: 2,813,936 km (0.074 R)
• M18: 2,960,093 km (0.102 R)
• M19: 3,229,668 km (0.116 R)
• M20: 3,321,222 km (0.11 R)
• M21: 3,444,790 km (0.117 R)
• M22: 3,569,854 km (0.119 R)
• M23: 4,003,538 km (0.105 R)
• M24: 4,185,000 km (0.074 R)
• M25: 4,624,818 km (0.117 R)
• M26: 4,832,909 km (0.09 R)
• M27: 5,204,510 km (0.1 R)
• M28: 5,366,674 km (0.108 R)
• M29: 5,714,489 km (0.034 R)
• M30: 5,788,690 km (0.112 R)
• M31: 5,863,189 km (0.088 R)
• M32: 6,031,936 km (0.077 R)
• M33: 6,336,068 km (0.09 R)
• M34: 6,412,812 km (0.092 R)
• M35: 6,801,617 km (0.074 R)
• M36: 7,258,339 km (0.112 R)
• M37: 7,724,935 km (0.041 R)
• M38: 7,993,014 km (0.105 R)
• M39: 8,453,626 km (0.101 R)
• M40: 8,602,027 km (0.095 R)
• M41: 8,858,588 km (0.119 R)
• M42: 9,576,807 km (0.079 R)
• M43: 9,931,803 km (0.061 R)
• M44: 11,558,679 km (0.119 R)
• M45: 11,676,413 km (0.11 R)
• M46: 11,794,446 km (0.064 R)
• M47: 11,889,291 km (0.069 R)
• M48: 11,984,285 km (0.066 R)
• M49: 12,294,851 km (0.087 R)
• M50: 12,729,133 km (0.081 R)
• M51: 12,948,294 km (0.038 R)
• M52: 13,563,441 km (0.069 R)
• M53: 13,737,423 km (0.098 R)
• M54: 14,037,367 km (0.105 R)
• M55: 14,339,554 km (0.08 R)
• M56: 14,694,700 km (0.097 R)
• M57: 15,078,568 km (0.118 R)
• M58: 15,310,444 km (0.111 R)
• M59: 15,934,567 km (0.082 R)
• M60: 16,013,106 km (0.086 R)
• M61: 16,461,002 km (0.118 R)
• M62: 16,886,308 km (0.1 R)
• M63: 17,019,899 km (0.086 R)
• M64: 17,127,161 km (0.083 R)
• M65: 17,477,070 km (0.08 R)
• M66: 17,612,307 km (0.067 R)
• M67: 17,883,677 km (0.065 R)
• M68: 18,348,328 km (0.12 R)

Asteroid Belt

Center: 3.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.1

Radius: 9.3

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.03 AU - 5.15 AU

Year: 7415 Days

Day: 11 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 57,515,408 km

• M1: 323,431 km (0.104 R)
• M2: 440,267 km (0.116 R)
• M3: 636,838 km (0.078 R)
• M4: 763,697 km (0.09 R)
• M5: 946,506 km (0.096 R)
• M6: 1,174,642 km (0.079 R)
• M7: 1,247,796 km (0.06 R)
• M8: 1,498,821 km (0.047 R)
• M9: 1,671,307 km (0.117 R)
• M10: 1,766,003 km (0.072 R)
• M11: 1,826,291 km (0.096 R)
• M12: 1,899,295 km (0.071 R)
• M13: 2,086,591 km (0.1 R)
• M14: 2,253,842 km (0.065 R)
• M15: 2,824,109 km (0.08 R)
• M16: 2,895,018 km (0.08 R)
• M17: 3,082,015 km (0.086 R)
• M18: 3,467,978 km (0.045 R)
• M19: 4,204,448 km (0.029 R)
• M20: 4,383,816 km (0.064 R)
• M21: 4,902,621 km (0.034 R)
• M22: 5,108,767 km (0.095 R)
• M23: 5,726,158 km (0.103 R)
• M24: 5,943,374 km (0.105 R)
• M25: 6,089,681 km (0.096 R)
• M26: 6,573,480 km (0.099 R)
• M27: 6,800,869 km (0.1 R)
• M28: 7,577,731 km (0.099 R)
• M29: 7,776,397 km (0.117 R)
• M30: 8,017,099 km (0.05 R)
• M31: 8,300,887 km (0.072 R)
• M32: 8,588,115 km (0.089 R)
• M33: 9,726,255 km (0.088 R)
• M34: 9,855,657 km (0.048 R)
• M35: 10,489,055 km (0.093 R)
• M36: 10,777,330 km (0.058 R)
• M37: 11,023,269 km (0.056 R)
• M38: 11,497,943 km (0.113 R)
• M39: 12,257,451 km (0.083 R)
• M40: 13,080,539 km (0.098 R)
• M41: 13,151,897 km (0.106 R)
• M42: 13,223,405 km (0.106 R)
• M43: 13,727,699 km (0.044 R)
• M44: 13,824,489 km (0.066 R)
• M45: 14,336,263 km (0.068 R)
• M46: 14,829,338 km (0.079 R)
• M47: 15,252,999 km (0.064 R)
• M48: 15,328,097 km (0.085 R)
• M49: 15,403,494 km (0.091 R)
• M50: 15,756,396 km (0.105 R)
• M51: 15,832,391 km (0.094 R)
• M52: 16,547,469 km (0.111 R)
• M53: 17,482,306 km (0.076 R)
• M54: 17,587,324 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361

Radius: 7.9

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.15 AU - 9.31 AU

Year: 18106 Days

Day: 16.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 57,515,408 km

• M1: 248,632 km (0.09 R)
• M2: 298,597 km (0.098 R)
• M3: 646,412 km (0.115 R)
• M4: 818,749 km (0.056 R)
• M5: 1,184,516 km (0.079 R)
• M6: 2,164,532 km (0.111 R)
• M7: 2,666,283 km (0.058 R)
• M8: 2,977,895 km (0.069 R)
• M9: 3,670,085 km (0.103 R)
• M10: 3,911,536 km (0.112 R)
• M11: 4,519,651 km (0.116 R)
• M12: 4,778,605 km (0.069 R)
• M13: 5,742,613 km (0.096 R)
• M14: 5,982,718 km (0.106 R)
• M15: 6,514,389 km (0.065 R)
• M16: 7,448,328 km (0.108 R)
• M17: 8,198,412 km (0.032 R)
• M18: 8,378,378 km (0.11 R)
• M19: 8,650,946 km (0.094 R)
• M20: 9,157,933 km (0.114 R)
• M21: 9,391,754 km (0.106 R)
• M22: 9,674,793 km (0.057 R)
• M23: 10,834,775 km (0.112 R)
• M24: 11,032,394 km (0.115 R)
• M25: 11,481,337 km (0.104 R)
• M26: 11,632,282 km (0.087 R)
• M27: 11,834,688 km (0.12 R)
• M28: 11,936,265 km (0.114 R)
• M29: 11,987,277 km (0.103 R)
• M30: 12,707,591 km (0.114 R)
• M31: 12,915,981 km (0.08 R)
• M32: 13,283,543 km (0.099 R)
• M33: 14,136,251 km (0.088 R)
• M34: 14,515,033 km (0.107 R)
• M35: 16,231,668 km (0.113 R)
• M36: 16,401,312 km (0.103 R)
• M37: 17,546,334 km (0.066 R)
• M38: 18,422,080 km (0.106 R)
• M39: 18,481,022 km (0.053 R)
• M40: 21,256,810 km (0.076 R)
• M41: 21,318,594 km (0.094 R)
• M42: 21,690,494 km (0.09 R)
• M43: 23,263,217 km (0.09 R)
• M44: 24,095,430 km (0.104 R)
• M45: 24,224,234 km (0.082 R)
• M46: 24,418,112 km (0.092 R)
• M47: 24,872,292 km (0.111 R)
• M48: 25,591,558 km (0.115 R)
• M49: 26,516,971 km (0.042 R)
• M50: 26,583,392 km (0.084 R)
• M51: 27,050,586 km (0.056 R)
• M52: 27,117,606 km (0.067 R)
• M53: 29,083,472 km (0.118 R)
• M54: 29,151,987 km (0.107 R)
• M55: 29,358,133 km (0.069 R)
• M56: 29,841,035 km (0.062 R)
• M57: 30,465,756 km (0.12 R)
• M58: 30,884,480 km (0.074 R)
• M59: 31,586,842 km (0.056 R)
• M60: 31,869,283 km (0.102 R)
• M61: 34,884,727 km (0.11 R)
• M62: 35,103,589 km (0.083 R)
• M63: 35,469,356 km (0.106 R)
• M64: 35,689,564 km (0.084 R)
• M65: 37,690,585 km (0.028 R)
• M66: 37,915,132 km (0.063 R)
• M67: 37,990,080 km (0.062 R)
• M68: 39,347,830 km (0.091 R)
• M69: 39,499,672 km (0.075 R)
• M70: 39,575,518 km (0.115 R)
• M71: 39,651,664 km (0.079 R)
• M72: 39,803,805 km (0.041 R)
• M73: 39,880,100 km (0.076 R)
• M74: 40,108,835 km (0.118 R)
• M75: 42,110,454 km (0.095 R)
• M76: 42,654,841 km (0.086 R)
• M77: 42,888,962 km (0.119 R)
• M78: 46,610,957 km (0.037 R)
• M79: 47,496,875 km (0.081 R)
• M80: 48,063,552 km (0.074 R)
• M81: 49,285,318 km (0.094 R)
• M82: 50,352,549 km (0.043 R)
• M83: 52,009,196 km (0.075 R)
• M84: 52,342,649 km (0.099 R)
• M85: 53,599,571 km (0.041 R)
• M86: 53,683,645 km (0.094 R)
• M87: 53,767,868 km (0.089 R)
• M88: 54,273,958 km (0.12 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 17,379 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit