🌌 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: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.49 AU - 0.67 AU

Year: 281 Days

Day: 25.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,968,288 km

• M1: 243,845 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.46 AU - 0.76 AU

Year: 303 Days

Day: 46.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.8

Radius: 8.9

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.65 AU - 0.79 AU

Year: 388 Days

Day: 14.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 36,968,288 km

• M1: 134,788 km (0.047 R)
• M2: 194,477 km (0.108 R)
• M3: 252,671 km (0.116 R)
• M4: 415,433 km (0.076 R)
• M5: 503,546 km (0.062 R)
• M6: 567,425 km (0.044 R)
• M7: 677,230 km (0.1 R)
• M8: 766,390 km (0.037 R)
• M9: 949,647 km (0.066 R)
• M10: 1,015,321 km (0.051 R)
• M11: 1,086,529 km (0.09 R)
• M12: 1,188,555 km (0.055 R)
• M13: 1,255,575 km (0.099 R)
• M14: 1,310,926 km (0.045 R)
• M15: 1,451,099 km (0.106 R)
• M16: 1,532,181 km (0.112 R)
• M17: 1,591,721 km (0.07 R)
• M18: 1,746,256 km (0.106 R)
• M19: 1,832,873 km (0.1 R)
• M20: 1,901,090 km (0.072 R)
• M21: 1,975,290 km (0.058 R)
• M22: 2,035,279 km (0.119 R)
• M23: 2,101,102 km (0.094 R)
• M24: 2,182,932 km (0.1 R)
• M25: 2,419,297 km (0.1 R)
• M26: 2,483,624 km (0.066 R)
• M27: 2,559,620 km (0.109 R)
• M28: 2,625,293 km (0.04 R)
• M29: 2,775,190 km (0.047 R)
• M30: 3,118,517 km (0.057 R)
• M31: 3,289,358 km (0.098 R)
• M32: 3,408,887 km (0.119 R)
• M33: 3,536,194 km (0.105 R)
• M34: 3,621,764 km (0.104 R)
• M35: 3,726,782 km (0.04 R)
• M36: 3,864,263 km (0.043 R)
• M37: 4,009,672 km (0.077 R)
• M38: 4,169,741 km (0.104 R)
• M39: 4,227,935 km (0.093 R)
• M40: 4,312,607 km (0.042 R)
• M41: 4,423,908 km (0.107 R)
• M42: 4,483,299 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.6

Radius: 14.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.6 AU - 1.8 AU

Year: 1409 Days

Day: 12.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 36,968,288 km

• M1: 192,383 km (0.112 R)
• M2: 282,740 km (0.105 R)
• M3: 629,957 km (0.109 R)
• M4: 734,226 km (0.115 R)
• M5: 874,400 km (0.102 R)
• M6: 1,012,329 km (0.029 R)
• M7: 1,113,158 km (0.091 R)
• M8: 1,339,799 km (0.103 R)
• M9: 1,494,782 km (0.116 R)
• M10: 1,611,618 km (0.098 R)
• M11: 1,886,280 km (0.079 R)
• M12: 2,176,499 km (0.083 R)
• M13: 2,352,726 km (0.111 R)
• M14: 2,551,242 km (0.098 R)
• M15: 2,746,617 km (0.031 R)
• M16: 3,039,679 km (0.103 R)
• M17: 3,142,902 km (0.066 R)
• M18: 3,247,321 km (0.101 R)
• M19: 3,352,787 km (0.113 R)
• M20: 3,577,483 km (0.105 R)
• M21: 3,827,312 km (0.056 R)
• M22: 3,959,556 km (0.06 R)
• M23: 4,114,091 km (0.12 R)
• M24: 4,354,944 km (0.114 R)
• M25: 4,514,565 km (0.087 R)
• M26: 4,643,817 km (0.111 R)
• M27: 4,807,028 km (0.051 R)
• M28: 4,950,044 km (0.114 R)
• M29: 5,376,248 km (0.118 R)
• M30: 5,479,022 km (0.092 R)
• M31: 5,582,394 km (0.063 R)
• M32: 5,861,394 km (0.1 R)
• M33: 5,955,491 km (0.109 R)
• M34: 6,157,000 km (0.1 R)
• M35: 6,264,560 km (0.053 R)
• M36: 6,409,072 km (0.033 R)
• M37: 6,518,129 km (0.077 R)
• M38: 6,738,337 km (0.111 R)
• M39: 6,898,706 km (0.099 R)
• M40: 7,324,611 km (0.09 R)
• M41: 7,888,445 km (0.096 R)
• M42: 8,070,805 km (0.047 R)
• M43: 8,175,673 km (0.119 R)
• M44: 8,613,097 km (0.085 R)
• M45: 9,058,151 km (0.027 R)
• M46: 9,167,208 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.2

Radius: 11.3

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.73 AU - 3.97 AU

Year: 3899 Days

Day: 10.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 36,968,288 km

• M1: 355,594 km (0.117 R)
• M2: 457,919 km (0.12 R)
• M3: 650,302 km (0.109 R)
• M4: 971,937 km (0.084 R)
• M5: 1,048,083 km (0.074 R)
• M6: 1,146,219 km (0.062 R)
• M7: 1,258,118 km (0.091 R)
• M8: 1,406,070 km (0.09 R)
• M9: 2,018,823 km (0.069 R)
• M10: 2,118,156 km (0.114 R)
• M11: 2,257,432 km (0.031 R)
• M12: 2,558,572 km (0.116 R)
• M13: 2,652,969 km (0.091 R)
• M14: 2,775,938 km (0.064 R)
• M15: 2,971,014 km (0.092 R)
• M16: 3,553,697 km (0.083 R)
• M17: 3,628,945 km (0.085 R)
• M18: 3,966,887 km (0.087 R)
• M19: 4,123,965 km (0.115 R)
• M20: 4,315,151 km (0.074 R)
• M21: 4,990,435 km (0.107 R)
• M22: 5,366,524 km (0.118 R)
• M23: 5,929,910 km (0.112 R)
• M24: 6,273,387 km (0.083 R)
• M25: 6,346,540 km (0.049 R)
• M26: 6,493,744 km (0.071 R)
• M27: 6,885,541 km (0.074 R)
• M28: 7,036,785 km (0.116 R)
• M29: 7,131,929 km (0.089 R)
• M30: 7,381,309 km (0.095 R)
• M31: 7,692,173 km (0.056 R)
• M32: 8,007,376 km (0.109 R)
• M33: 8,266,479 km (0.096 R)
• M34: 8,488,034 km (0.117 R)
• M35: 8,732,028 km (0.048 R)
• M36: 8,895,837 km (0.113 R)
• M37: 9,226,748 km (0.111 R)
• M38: 9,414,643 km (0.065 R)
• M39: 9,646,071 km (0.116 R)
• M40: 10,157,546 km (0.114 R)
• M41: 10,351,574 km (0.1 R)
• M42: 10,460,033 km (0.083 R)
• M43: 10,568,641 km (0.084 R)
• M44: 10,699,689 km (0.074 R)
• M45: 10,963,280 km (0.097 R)
• M46: 11,073,833 km (0.106 R)
• M47: 11,429,726 km (0.08 R)
• M48: 11,541,775 km (0.062 R)
• M49: 12,728,535 km (0.107 R)
• M50: 12,821,435 km (0.113 R)
• M51: 14,604,941 km (0.092 R)
• M52: 14,750,948 km (0.027 R)
• M53: 15,413,966 km (0.067 R)
• M54: 16,036,742 km (0.03 R)
• M55: 17,152,593 km (0.098 R)
• M56: 17,229,636 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.1

Radius: 8.1

Gravity: 14.02 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.76 AU - 4.48 AU

Year: 5317 Days

Day: 7.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 36,968,288 km

• M1: 191,336 km (0.054 R)
• M2: 308,172 km (0.103 R)
• M3: 409,300 km (0.051 R)
• M4: 609,462 km (0.053 R)
• M5: 687,552 km (0.112 R)
• M6: 797,506 km (0.073 R)
• M7: 913,445 km (0.048 R)
• M8: 1,050,775 km (0.045 R)
• M9: 1,278,314 km (0.079 R)
• M10: 1,685,669 km (0.11 R)
• M11: 1,779,467 km (0.1 R)
• M12: 1,875,060 km (0.039 R)
• M13: 2,172,011 km (0.115 R)
• M14: 2,678,101 km (0.113 R)
• M15: 2,765,915 km (0.09 R)
• M16: 3,012,452 km (0.086 R)
• M17: 3,127,044 km (0.1 R)
• M18: 3,289,657 km (0.118 R)
• M19: 3,968,233 km (0.102 R)
• M20: 4,479,110 km (0.115 R)
• M21: 4,848,916 km (0.064 R)
• M22: 4,902,621 km (0.078 R)
• M23: 4,983,404 km (0.078 R)
• M24: 5,256,121 km (0.098 R)
• M25: 5,533,775 km (0.084 R)
• M26: 5,702,671 km (0.036 R)
• M27: 6,542,962 km (0.08 R)
• M28: 7,236,498 km (0.116 R)
• M29: 7,421,401 km (0.107 R)
• M30: 7,638,916 km (0.073 R)
• M31: 7,732,864 km (0.119 R)
• M32: 8,208,136 km (0.071 R)
• M33: 8,465,444 km (0.111 R)
• M34: 8,562,683 km (0.096 R)
• M35: 8,627,758 km (0.031 R)
• M36: 8,823,731 km (0.088 R)
• M37: 8,889,405 km (0.054 R)
• M38: 9,153,744 km (0.09 R)
• M39: 9,454,137 km (0.108 R)
• M40: 11,146,089 km (0.098 R)
• M41: 11,610,590 km (0.096 R)
• M42: 11,972,018 km (0.09 R)
• M43: 12,154,229 km (0.075 R)
• M44: 13,078,743 km (0.083 R)
• M45: 13,228,790 km (0.097 R)
• M46: 13,492,830 km (0.104 R)
• M47: 13,720,369 km (0.111 R)
• M48: 14,141,038 km (0.104 R)
• M49: 15,865,453 km (0.086 R)
• M50: 16,468,482 km (0.059 R)
• M51: 17,945,910 km (0.08 R)
• M52: 18,321,999 km (0.075 R)
• M53: 19,251,900 km (0.11 R)
• M54: 19,765,619 km (0.075 R)
• M55: 20,588,257 km (0.069 R)
• M56: 20,762,838 km (0.037 R)
• M57: 20,938,017 km (0.053 R)
• M58: 21,201,459 km (0.074 R)
• M59: 21,687,652 km (0.108 R)
• M60: 21,865,225 km (0.079 R)
• M61: 22,941,432 km (0.094 R)
• M62: 23,394,863 km (0.105 R)
• M63: 23,577,073 km (0.113 R)
• M64: 24,034,693 km (0.107 R)
• M65: 24,449,079 km (0.047 R)
• M66: 25,051,809 km (0.034 R)
• M67: 25,191,533 km (0.06 R)
• M68: 26,508,743 km (0.097 R)
• M69: 26,698,732 km (0.047 R)
• M70: 27,175,650 km (0.075 R)
• M71: 27,992,903 km (0.032 R)
• M72: 28,428,831 km (0.113 R)
• M73: 29,160,365 km (0.065 R)
• M74: 29,258,352 km (0.081 R)
• M75: 29,356,488 km (0.029 R)
• M76: 30,941,328 km (0.084 R)
• M77: 31,341,801 km (0.084 R)
• M78: 31,794,484 km (0.096 R)
• M79: 31,996,292 km (0.05 R)
• M80: 32,147,984 km (0.117 R)
• M81: 32,808,010 km (0.09 R)
• M82: 32,910,036 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639.7

Radius: 7.9

Gravity: 10.25 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.37 AU - 8.77 AU

Year: 11953 Days

Day: 18.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 36,968,288 km

• M1: 129,103 km (0.109 R)
• M2: 281,992 km (0.097 R)
• M3: 344,973 km (0.074 R)
• M4: 428,448 km (0.081 R)
• M5: 488,437 km (0.119 R)
• M6: 634,893 km (0.063 R)
• M7: 704,905 km (0.051 R)
• M8: 796,160 km (0.096 R)
• M9: 853,007 km (0.077 R)
• M10: 911,350 km (0.105 R)
• M11: 1,403,527 km (0.041 R)
• M12: 1,689,409 km (0.074 R)
• M13: 1,814,024 km (0.098 R)
• M14: 1,890,319 km (0.078 R)
• M15: 2,916,560 km (0.105 R)
• M16: 3,006,319 km (0.115 R)
• M17: 3,757,450 km (0.118 R)
• M18: 3,855,287 km (0.107 R)
• M19: 3,987,232 km (0.104 R)
• M20: 4,951,241 km (0.052 R)
• M21: 5,312,370 km (0.11 R)
• M22: 5,945,917 km (0.054 R)
• M23: 6,407,426 km (0.031 R)
• M24: 6,603,100 km (0.106 R)
• M25: 6,681,938 km (0.045 R)
• M26: 6,880,455 km (0.099 R)
• M27: 7,121,158 km (0.097 R)
• M28: 7,202,090 km (0.061 R)
• M29: 7,569,802 km (0.072 R)
• M30: 8,323,626 km (0.041 R)
• M31: 9,409,856 km (0.12 R)
• M32: 10,310,584 km (0.066 R)
• M33: 10,771,346 km (0.076 R)
• M34: 10,864,246 km (0.068 R)
• M35: 14,691,259 km (0.112 R)
• M36: 15,786,016 km (0.092 R)
• M37: 16,316,640 km (0.1 R)
• M38: 17,395,240 km (0.064 R)
• M39: 17,833,113 km (0.058 R)
• M40: 17,943,217 km (0.098 R)
• M41: 18,053,471 km (0.064 R)
• M42: 20,363,113 km (0.088 R)
• M43: 20,478,153 km (0.105 R)
• M44: 20,882,516 km (0.059 R)
• M45: 22,644,929 km (0.085 R)
• M46: 23,483,724 km (0.083 R)
• M47: 24,822,176 km (0.109 R)
• M48: 26,060,248 km (0.036 R)
• M49: 27,254,937 km (0.07 R)
• M50: 27,445,225 km (0.067 R)
• M51: 28,596,231 km (0.07 R)
• M52: 29,112,793 km (0.076 R)
• M53: 29,762,796 km (0.111 R)
• M54: 30,286,239 km (0.083 R)
• M55: 30,417,585 km (0.12 R)
• M56: 30,549,082 km (0.041 R)
• M57: 30,944,918 km (0.101 R)
• M58: 32,142,299 km (0.025 R)
• M59: 32,814,143 km (0.093 R)
• M60: 33,558,393 km (0.056 R)
• M61: 34,719,571 km (0.108 R)
• M62: 34,925,867 km (0.12 R)
• M63: 35,893,915 km (0.043 R)
• M64: 36,172,167 km (0.104 R)
• M65: 38,139,528 km (0.113 R)
• M66: 38,423,316 km (0.109 R)
• M67: 38,565,583 km (0.037 R)
• M68: 38,779,209 km (0.059 R)
• M69: 39,709,558 km (0.101 R)
• M70: 39,925,278 km (0.115 R)
• M71: 40,357,915 km (0.118 R)
• M72: 40,792,198 km (0.118 R)
• M73: 41,227,827 km (0.088 R)
• M74: 41,519,243 km (0.072 R)
• M75: 41,592,098 km (0.07 R)
• M76: 41,884,412 km (0.117 R)
• M77: 42,544,288 km (0.106 R)
• M78: 43,577,860 km (0.113 R)
• M79: 44,694,159 km (0.036 R)
• M80: 45,895,430 km (0.056 R)
• M81: 46,424,258 km (0.072 R)
• M82: 46,803,190 km (0.107 R)
• M83: 46,955,181 km (0.089 R)
• M84: 48,176,199 km (0.061 R)
• M85: 49,794,549 km (0.056 R)
• M86: 51,039,502 km (0.083 R)
• M87: 51,117,592 km (0.075 R)
• M88: 51,430,551 km (0.083 R)
• M89: 51,587,330 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175

Radius: 6.3

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.11 AU - 8.15 AU

Year: 13400 Days

Day: 24.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 36,968,288 km

• M1: 153,039 km (0.101 R)
• M2: 233,073 km (0.107 R)
• M3: 330,312 km (0.073 R)
• M4: 607,068 km (0.05 R)
• M5: 689,646 km (0.037 R)
• M6: 836,102 km (0.087 R)
• M7: 882,029 km (0.107 R)
• M8: 1,057,807 km (0.11 R)
• M9: 1,192,744 km (0.115 R)
• M10: 1,387,670 km (0.118 R)
• M11: 1,461,122 km (0.106 R)
• M12: 1,554,621 km (0.119 R)
• M13: 2,157,500 km (0.087 R)
• M14: 2,641,300 km (0.094 R)
• M15: 2,778,930 km (0.112 R)
• M16: 3,085,456 km (0.067 R)
• M17: 3,279,335 km (0.078 R)
• M18: 3,477,403 km (0.068 R)
• M19: 3,603,065 km (0.091 R)
• M20: 3,885,057 km (0.111 R)
• M21: 4,120,973 km (0.109 R)
• M22: 4,280,893 km (0.05 R)
• M23: 4,884,670 km (0.102 R)
• M24: 5,485,604 km (0.03 R)
• M25: 5,661,531 km (0.117 R)
• M26: 5,989,151 km (0.056 R)
• M27: 6,079,508 km (0.113 R)
• M28: 6,322,754 km (0.095 R)
• M29: 6,476,391 km (0.108 R)
• M30: 6,944,782 km (0.12 R)
• M31: 7,167,234 km (0.106 R)
• M32: 7,553,795 km (0.11 R)
• M33: 7,618,870 km (0.118 R)
• M34: 7,716,857 km (0.104 R)
• M35: 8,179,712 km (0.068 R)
• M36: 8,617,585 km (0.071 R)
• M37: 8,685,652 km (0.1 R)
• M38: 10,047,891 km (0.105 R)
• M39: 10,299,365 km (0.106 R)
• M40: 10,443,876 km (0.104 R)
• M41: 11,066,203 km (0.08 R)
• M42: 11,550,003 km (0.029 R)
• M43: 11,738,047 km (0.099 R)
• M44: 11,851,293 km (0.053 R)
• M45: 12,269,569 km (0.114 R)
• M46: 12,499,949 km (0.083 R)
• M47: 12,964,750 km (0.053 R)
• M48: 13,356,397 km (0.115 R)
• M49: 13,632,854 km (0.119 R)
• M50: 13,791,727 km (0.118 R)
• M51: 13,911,256 km (0.089 R)
• M52: 14,031,083 km (0.034 R)
• M53: 14,392,811 km (0.068 R)
• M54: 14,473,594 km (0.097 R)
• M55: 15,248,661 km (0.096 R)
• M56: 16,079,078 km (0.111 R)
• M57: 16,796,400 km (0.059 R)
• M58: 17,352,007 km (0.116 R)
• M59: 17,956,980 km (0.111 R)
• M60: 18,437,339 km (0.097 R)
• M61: 18,701,080 km (0.105 R)
• M62: 20,264,228 km (0.108 R)
• M63: 21,084,324 km (0.104 R)
• M64: 22,334,812 km (0.046 R)
• M65: 22,381,487 km (0.113 R)
• M66: 22,851,075 km (0.079 R)
• M67: 23,609,087 km (0.067 R)
• M68: 24,039,031 km (0.036 R)
• M69: 24,761,440 km (0.116 R)
• M70: 25,295,803 km (0.082 R)
• M71: 25,491,028 km (0.105 R)
• M72: 26,921,334 km (0.069 R)
• M73: 27,020,966 km (0.105 R)
• M74: 27,170,564 km (0.109 R)
• M75: 27,270,495 km (0.092 R)
• M76: 29,345,418 km (0.052 R)
• M77: 29,962,210 km (0.113 R)
• M78: 30,375,848 km (0.078 R)
• M79: 30,635,400 km (0.073 R)
• M80: 31,365,737 km (0.117 R)
• M81: 31,575,473 km (0.118 R)
• M82: 31,996,441 km (0.087 R)
• M83: 32,313,290 km (0.114 R)
• M84: 34,560,549 km (0.1 R)
• M85: 34,994,233 km (0.119 R)
• M86: 35,211,748 km (0.098 R)
• M87: 36,031,545 km (0.115 R)
• M88: 36,857,624 km (0.079 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 17,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit