🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.48 AU - 0.62 AU

Year: 268 Days

Day: 28.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.3

Radius: 9.8

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.66 AU - 0.86 AU

Year: 435 Days

Day: 10 Hours

Environment

Temp: -143 °C

Axial Tilt: 71.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 36,555,432 km

• M1: 131,497 km (0.114 R)
• M2: 213,177 km (0.061 R)
• M3: 338,390 km (0.066 R)
• M4: 471,084 km (0.059 R)
• M5: 537,655 km (0.087 R)
• M6: 623,225 km (0.072 R)
• M7: 797,057 km (0.065 R)
• M8: 892,351 km (0.091 R)
• M9: 1,057,208 km (0.104 R)
• M10: 1,167,911 km (0.061 R)
• M11: 1,313,170 km (0.048 R)
• M12: 1,401,283 km (0.119 R)
• M13: 1,470,098 km (0.101 R)
• M14: 1,627,774 km (0.115 R)
• M15: 1,700,329 km (0.086 R)
• M16: 1,773,932 km (0.066 R)
• M17: 1,860,399 km (0.053 R)
• M18: 1,936,395 km (0.076 R)
• M19: 2,001,620 km (0.063 R)
• M20: 2,103,795 km (0.108 R)
• M21: 2,170,964 km (0.092 R)
• M22: 2,307,398 km (0.068 R)
• M23: 2,459,539 km (0.119 R)
• M24: 2,536,881 km (0.08 R)
• M25: 2,767,261 km (0.106 R)
• M26: 3,038,931 km (0.089 R)
• M27: 3,143,051 km (0.107 R)
• M28: 3,241,337 km (0.049 R)
• M29: 3,383,455 km (0.046 R)
• M30: 3,455,412 km (0.077 R)
• M31: 3,549,658 km (0.112 R)
• M32: 3,674,124 km (0.119 R)
• M33: 3,740,695 km (0.119 R)
• M34: 3,807,715 km (0.092 R)
• M35: 3,950,281 km (0.11 R)
• M36: 4,033,757 km (0.115 R)
• M37: 4,125,460 km (0.081 R)
• M38: 4,287,625 km (0.087 R)
• M39: 4,357,786 km (0.059 R)
• M40: 4,420,467 km (0.113 R)
• M41: 4,507,085 km (0.104 R)
• M42: 4,650,100 km (0.094 R)
• M43: 4,714,278 km (0.091 R)
• M44: 4,843,231 km (0.096 R)
• M45: 4,916,384 km (0.074 R)
• M46: 5,104,878 km (0.038 R)
• M47: 5,287,537 km (0.073 R)
• M48: 5,379,689 km (0.058 R)
• M49: 5,497,722 km (0.118 R)
• M50: 5,608,125 km (0.117 R)
• M51: 5,710,600 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.5

Radius: 10.8

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.77 AU - 0.99 AU

Year: 542 Days

Day: 13 Hours

Environment

Temp: -154 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 36,555,432 km

• M1: 141,220 km (0.06 R)
• M2: 213,177 km (0.076 R)
• M3: 287,378 km (0.083 R)
• M4: 406,757 km (0.118 R)
• M5: 475,572 km (0.054 R)
• M6: 552,016 km (0.085 R)
• M7: 630,705 km (0.069 R)
• M8: 702,512 km (0.059 R)
• M9: 780,302 km (0.109 R)
• M10: 852,259 km (0.086 R)
• M11: 1,023,249 km (0.044 R)
• M12: 1,123,181 km (0.105 R)
• M13: 1,230,293 km (0.108 R)
• M14: 1,348,326 km (0.064 R)
• M15: 1,611,319 km (0.085 R)
• M16: 1,685,669 km (0.091 R)
• M17: 1,841,999 km (0.101 R)
• M18: 1,932,356 km (0.055 R)
• M19: 2,045,452 km (0.111 R)
• M20: 2,177,995 km (0.087 R)
• M21: 2,273,888 km (0.068 R)
• M22: 2,415,856 km (0.078 R)
• M23: 2,510,701 km (0.092 R)
• M24: 2,602,255 km (0.119 R)
• M25: 2,713,556 km (0.115 R)
• M26: 2,831,289 km (0.078 R)
• M27: 3,023,223 km (0.108 R)
• M28: 3,115,824 km (0.057 R)
• M29: 3,294,145 km (0.082 R)
• M30: 3,460,498 km (0.107 R)
• M31: 3,542,178 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.1

Radius: 14

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.9 AU - 1.26 AU

Year: 736 Days

Day: 6.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 36,555,432 km

• M1: 197,768 km (0.118 R)
• M2: 347,815 km (0.037 R)
• M3: 445,054 km (0.117 R)
• M4: 587,172 km (0.114 R)
• M5: 678,277 km (0.106 R)
• M6: 830,268 km (0.092 R)
• M7: 1,020,257 km (0.089 R)
• M8: 1,155,644 km (0.101 R)
• M9: 1,269,787 km (0.103 R)
• M10: 1,399,488 km (0.072 R)
• M11: 1,510,191 km (0.054 R)
• M12: 1,605,933 km (0.095 R)
• M13: 1,716,187 km (0.107 R)
• M14: 1,816,567 km (0.114 R)
• M15: 1,918,892 km (0.105 R)
• M16: 2,089,583 km (0.088 R)
• M17: 2,210,757 km (0.115 R)
• M18: 2,334,475 km (0.111 R)
• M19: 2,439,343 km (0.075 R)
• M20: 2,668,676 km (0.111 R)
• M21: 2,852,831 km (0.084 R)
• M22: 2,980,588 km (0.035 R)
• M23: 3,071,992 km (0.119 R)
• M24: 3,179,703 km (0.115 R)
• M25: 3,296,688 km (0.048 R)
• M26: 3,446,885 km (0.074 R)
• M27: 3,713,468 km (0.079 R)
• M28: 3,903,158 km (0.114 R)
• M29: 4,054,102 km (0.099 R)
• M30: 4,189,788 km (0.046 R)
• M31: 4,579,789 km (0.102 R)
• M32: 4,909,353 km (0.102 R)
• M33: 5,469,747 km (0.111 R)
• M34: 5,610,668 km (0.073 R)
• M35: 5,752,786 km (0.108 R)
• M36: 5,973,293 km (0.091 R)
• M37: 6,089,381 km (0.091 R)
• M38: 6,274,733 km (0.093 R)
• M39: 6,402,639 km (0.112 R)
• M40: 6,551,489 km (0.1 R)
• M41: 6,721,432 km (0.067 R)
• M42: 6,872,526 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.4

Radius: 8.9

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.16 AU - 1.54 AU

Year: 1029 Days

Day: 9.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 126.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 36,555,432 km

• M1: 112,049 km (0.111 R)
• M2: 204,650 km (0.075 R)
• M3: 266,284 km (0.086 R)
• M4: 322,533 km (0.104 R)
• M5: 408,851 km (0.038 R)
• M6: 569,818 km (0.088 R)
• M7: 638,334 km (0.119 R)
• M8: 757,713 km (0.045 R)
• M9: 862,133 km (0.119 R)
• M10: 1,001,408 km (0.114 R)
• M11: 1,067,830 km (0.07 R)
• M12: 1,129,614 km (0.119 R)
• M13: 1,192,594 km (0.042 R)
• M14: 1,289,534 km (0.085 R)
• M15: 1,348,924 km (0.047 R)
• M16: 1,443,320 km (0.108 R)
• M17: 1,505,104 km (0.066 R)
• M18: 1,574,966 km (0.076 R)
• M19: 1,667,418 km (0.054 R)
• M20: 1,732,493 km (0.085 R)
• M21: 1,917,994 km (0.092 R)
• M22: 2,032,437 km (0.045 R)
• M23: 2,397,605 km (0.104 R)
• M24: 2,504,717 km (0.081 R)
• M25: 2,697,848 km (0.1 R)
• M26: 2,931,071 km (0.069 R)
• M27: 3,108,045 km (0.094 R)
• M28: 3,288,610 km (0.101 R)
• M29: 3,435,515 km (0.102 R)
• M30: 3,509,865 km (0.114 R)
• M31: 3,584,664 km (0.114 R)
• M32: 3,641,212 km (0.087 R)
• M33: 4,292,113 km (0.083 R)
• M34: 4,362,274 km (0.097 R)
• M35: 4,503,644 km (0.105 R)
• M36: 4,739,261 km (0.112 R)
• M37: 4,957,823 km (0.104 R)
• M38: 5,031,425 km (0.055 R)
• M39: 5,201,219 km (0.087 R)
• M40: 5,535,271 km (0.06 R)
• M41: 5,655,548 km (0.062 R)
• M42: 6,010,394 km (0.063 R)
• M43: 6,077,713 km (0.093 R)
• M44: 6,133,961 km (0.113 R)
• M45: 6,201,879 km (0.097 R)
• M46: 6,383,940 km (0.05 R)
• M47: 6,475,493 km (0.085 R)
• M48: 6,533,089 km (0.111 R)
• M49: 6,590,833 km (0.083 R)
• M50: 6,741,628 km (0.1 R)
• M51: 6,928,925 km (0.107 R)
• M52: 7,392,379 km (0.093 R)
• M53: 7,512,955 km (0.078 R)
• M54: 7,573,392 km (0.085 R)
• M55: 7,646,246 km (0.031 R)
• M56: 7,976,708 km (0.034 R)
• M57: 8,199,758 km (0.089 R)
• M58: 8,475,019 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.3

Radius: 13.7

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.47 AU - 4.04 AU

Year: 4764 Days

Day: 6.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 36,555,432 km

• M1: 218,263 km (0.115 R)
• M2: 321,935 km (0.113 R)
• M3: 587,471 km (0.117 R)
• M4: 743,801 km (0.109 R)
• M5: 834,457 km (0.085 R)
• M6: 1,117,197 km (0.063 R)
• M7: 1,239,269 km (0.114 R)
• M8: 1,548,188 km (0.083 R)
• M9: 1,721,124 km (0.114 R)
• M10: 1,882,390 km (0.112 R)
• M11: 1,992,793 km (0.05 R)
• M12: 2,201,183 km (0.057 R)
• M13: 2,436,800 km (0.096 R)
• M14: 2,557,824 km (0.095 R)
• M15: 2,827,250 km (0.087 R)
• M16: 3,667,392 km (0.095 R)
• M17: 4,285,231 km (0.098 R)
• M18: 4,383,218 km (0.072 R)
• M19: 4,556,452 km (0.095 R)
• M20: 4,681,665 km (0.112 R)
• M21: 5,194,038 km (0.096 R)
• M22: 5,298,607 km (0.118 R)
• M23: 5,430,403 km (0.059 R)
• M24: 6,106,136 km (0.099 R)
• M25: 6,837,071 km (0.067 R)
• M26: 6,923,090 km (0.065 R)
• M27: 7,566,062 km (0.041 R)
• M28: 8,015,304 km (0.093 R)
• M29: 8,136,628 km (0.088 R)
• M30: 8,228,032 km (0.06 R)
• M31: 8,690,140 km (0.084 R)
• M32: 10,094,266 km (0.062 R)
• M33: 10,689,067 km (0.119 R)
• M34: 10,889,827 km (0.062 R)
• M35: 11,397,263 km (0.066 R)
• M36: 11,705,435 km (0.092 R)
• M37: 11,947,036 km (0.071 R)
• M38: 12,155,425 km (0.114 R)
• M39: 13,467,399 km (0.094 R)
• M40: 14,048,736 km (0.107 R)
• M41: 14,268,795 km (0.068 R)
• M42: 15,048,050 km (0.064 R)
• M43: 15,311,043 km (0.103 R)
• M44: 16,185,442 km (0.075 R)
• M45: 16,998,058 km (0.071 R)
• M46: 17,547,232 km (0.115 R)
• M47: 17,784,344 km (0.069 R)
• M48: 19,188,769 km (0.119 R)
• M49: 19,514,743 km (0.056 R)
• M50: 20,213,664 km (0.109 R)
• M51: 20,670,237 km (0.107 R)
• M52: 20,962,701 km (0.098 R)
• M53: 21,340,585 km (0.107 R)
• M54: 22,188,506 km (0.098 R)
• M55: 23,133,815 km (0.077 R)
• M56: 23,307,199 km (0.099 R)
• M57: 23,873,427 km (0.068 R)
• M58: 24,356,029 km (0.048 R)
• M59: 25,108,357 km (0.084 R)
• M60: 25,823,435 km (0.07 R)
• M61: 26,048,280 km (0.111 R)
• M62: 26,681,229 km (0.105 R)
• M63: 26,862,990 km (0.098 R)
• M64: 26,999,573 km (0.11 R)
• M65: 27,090,828 km (0.089 R)
• M66: 27,548,448 km (0.109 R)
• M67: 27,778,230 km (0.033 R)
• M68: 28,424,792 km (0.119 R)
• M69: 28,610,593 km (0.086 R)
• M70: 29,263,587 km (0.114 R)
• M71: 29,498,007 km (0.084 R)
• M72: 29,733,026 km (0.057 R)
• M73: 30,063,188 km (0.083 R)
• M74: 30,869,969 km (0.104 R)
• M75: 31,443,827 km (0.086 R)
• M76: 31,780,272 km (0.079 R)
• M77: 32,117,765 km (0.11 R)
• M78: 32,214,405 km (0.066 R)
• M79: 32,456,455 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.8

Radius: 12.1

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.73 AU - 5.27 AU

Year: 6262 Days

Day: 10.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 36,555,432 km

• M1: 167,400 km (0.112 R)
• M2: 303,085 km (0.11 R)
• M3: 607,367 km (0.084 R)
• M4: 685,457 km (0.053 R)
• M5: 824,733 km (0.039 R)
• M6: 1,149,809 km (0.088 R)
• M7: 1,233,285 km (0.106 R)
• M8: 1,588,729 km (0.065 R)
• M9: 1,740,122 km (0.043 R)
• M10: 2,415,108 km (0.106 R)
• M11: 2,657,307 km (0.073 R)
• M12: 2,861,358 km (0.075 R)
• M13: 3,309,404 km (0.111 R)
• M14: 3,431,027 km (0.032 R)
• M15: 3,603,962 km (0.101 R)
• M16: 3,984,240 km (0.105 R)
• M17: 4,139,971 km (0.05 R)
• M18: 4,218,660 km (0.078 R)
• M19: 4,673,886 km (0.07 R)
• M20: 4,755,866 km (0.064 R)
• M21: 5,631,163 km (0.085 R)
• M22: 6,678,797 km (0.045 R)
• M23: 7,272,551 km (0.103 R)
• M24: 7,399,709 km (0.072 R)
• M25: 7,527,615 km (0.088 R)
• M26: 7,948,584 km (0.029 R)
• M27: 9,672,849 km (0.098 R)
• M28: 10,095,014 km (0.081 R)
• M29: 10,487,260 km (0.061 R)
• M30: 11,030,300 km (0.059 R)
• M31: 11,139,955 km (0.094 R)
• M32: 11,434,364 km (0.103 R)
• M33: 11,656,816 km (0.101 R)
• M34: 12,257,152 km (0.077 R)
• M35: 12,446,692 km (0.116 R)
• M36: 13,176,281 km (0.084 R)
• M37: 13,801,451 km (0.108 R)
• M38: 14,596,563 km (0.115 R)
• M39: 17,197,023 km (0.111 R)
• M40: 17,366,966 km (0.091 R)
• M41: 17,879,938 km (0.093 R)
• M42: 18,354,612 km (0.085 R)
• M43: 19,052,486 km (0.102 R)
• M44: 19,228,413 km (0.103 R)
• M45: 19,581,613 km (0.099 R)
• M46: 19,759,186 km (0.037 R)
• M47: 20,789,915 km (0.067 R)
• M48: 21,107,063 km (0.062 R)
• M49: 22,856,759 km (0.104 R)
• M50: 23,043,607 km (0.064 R)
• M51: 23,607,292 km (0.063 R)
• M52: 23,796,234 km (0.044 R)
• M53: 23,890,780 km (0.059 R)
• M54: 24,413,625 km (0.036 R)
• M55: 25,761,352 km (0.084 R)
• M56: 27,083,797 km (0.073 R)
• M57: 27,678,598 km (0.037 R)
• M58: 29,998,562 km (0.076 R)
• M59: 31,389,074 km (0.118 R)
• M60: 31,492,895 km (0.103 R)
• M61: 31,596,865 km (0.068 R)
• M62: 31,700,986 km (0.106 R)
• M63: 31,961,585 km (0.112 R)
• M64: 32,170,723 km (0.081 R)
• M65: 32,432,669 km (0.119 R)
• M66: 32,695,363 km (0.092 R)
• M67: 34,019,304 km (0.109 R)
• M68: 34,446,705 km (0.114 R)
• M69: 34,607,373 km (0.104 R)
• M70: 34,875,752 km (0.093 R)
• M71: 35,739,380 km (0.091 R)
• M72: 36,555,436 km (0.086 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 17,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit