🌌 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: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.52 AU - 0.52 AU

Year: 246 Days

Day: 22.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.7

Radius: 9.4

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.69 AU - 0.79 AU

Year: 418 Days

Day: 6.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 87,522,365 km

• M1: 124,615 km (0.062 R)
• M2: 215,571 km (0.085 R)
• M3: 274,512 km (0.067 R)
• M4: 336,446 km (0.086 R)
• M5: 447,597 km (0.113 R)
• M6: 508,483 km (0.078 R)
• M7: 579,841 km (0.059 R)
• M8: 644,019 km (0.075 R)
• M9: 730,038 km (0.079 R)
• M10: 820,245 km (0.081 R)
• M11: 897,886 km (0.107 R)
• M12: 1,105,528 km (0.109 R)
• M13: 1,300,155 km (0.104 R)
• M14: 1,367,624 km (0.062 R)
• M15: 1,441,226 km (0.069 R)
• M16: 1,613,114 km (0.064 R)
• M17: 1,680,732 km (0.091 R)
• M18: 1,744,012 km (0.117 R)
• M19: 1,808,040 km (0.113 R)
• M20: 1,944,174 km (0.098 R)
• M21: 2,027,500 km (0.06 R)
• M22: 2,112,023 km (0.097 R)
• M23: 2,249,952 km (0.087 R)
• M24: 2,331,782 km (0.101 R)
• M25: 2,474,349 km (0.09 R)
• M26: 2,534,637 km (0.089 R)
• M27: 2,601,507 km (0.11 R)
• M28: 2,837,273 km (0.11 R)
• M29: 2,932,268 km (0.105 R)
• M30: 3,125,548 km (0.041 R)
• M31: 3,243,431 km (0.04 R)
• M32: 3,323,018 km (0.1 R)
• M33: 3,383,006 km (0.113 R)
• M34: 3,524,526 km (0.069 R)
• M35: 3,647,495 km (0.103 R)
• M36: 3,744,136 km (0.094 R)
• M37: 3,897,623 km (0.077 R)
• M38: 4,010,569 km (0.117 R)
• M39: 4,096,139 km (0.092 R)
• M40: 4,232,722 km (0.092 R)
• M41: 4,436,774 km (0.119 R)
• M42: 4,577,096 km (0.109 R)
• M43: 4,666,556 km (0.103 R)
• M44: 4,733,875 km (0.044 R)
• M45: 4,862,230 km (0.102 R)
• M46: 5,037,559 km (0.064 R)
• M47: 5,191,794 km (0.037 R)
• M48: 5,254,027 km (0.105 R)
• M49: 5,324,188 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.5

Radius: 10.3

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.94 AU - 1.34 AU

Year: 798 Days

Day: 5.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 87,522,365 km

• M1: 181,163 km (0.112 R)
• M2: 256,261 km (0.11 R)
• M3: 365,019 km (0.047 R)
• M4: 447,896 km (0.051 R)
• M5: 517,758 km (0.072 R)
• M6: 584,928 km (0.109 R)
• M7: 690,095 km (0.118 R)
• M8: 790,026 km (0.085 R)
• M9: 951,742 km (0.094 R)
• M10: 1,037,012 km (0.108 R)
• M11: 1,148,612 km (0.102 R)
• M12: 1,220,569 km (0.109 R)
• M13: 1,374,206 km (0.114 R)
• M14: 1,445,863 km (0.12 R)
• M15: 1,550,432 km (0.12 R)
• M16: 1,636,002 km (0.056 R)
• M17: 1,717,683 km (0.111 R)
• M18: 1,800,710 km (0.032 R)
• M19: 1,874,013 km (0.116 R)
• M20: 2,000,124 km (0.117 R)
• M21: 2,164,831 km (0.09 R)
• M22: 2,291,540 km (0.051 R)
• M23: 2,414,360 km (0.053 R)
• M24: 2,501,725 km (0.036 R)
• M25: 2,673,314 km (0.117 R)
• M26: 2,770,253 km (0.115 R)
• M27: 2,842,210 km (0.061 R)
• M28: 2,981,336 km (0.086 R)
• M29: 3,075,283 km (0.042 R)
• M30: 3,143,051 km (0.109 R)
• M31: 3,335,434 km (0.09 R)
• M32: 3,447,184 km (0.106 R)
• M33: 3,560,130 km (0.081 R)
• M34: 3,631,339 km (0.039 R)
• M35: 3,703,146 km (0.073 R)
• M36: 3,847,956 km (0.115 R)
• M37: 3,935,920 km (0.042 R)
• M38: 4,017,002 km (0.086 R)
• M39: 4,091,352 km (0.108 R)
• M40: 4,211,030 km (0.098 R)
• M41: 4,392,941 km (0.118 R)
• M42: 4,492,574 km (0.03 R)
• M43: 4,561,987 km (0.04 R)
• M44: 4,678,524 km (0.038 R)
• M45: 4,796,108 km (0.117 R)
• M46: 4,867,017 km (0.091 R)
• M47: 4,946,304 km (0.04 R)
• M48: 5,026,040 km (0.094 R)
• M49: 5,178,779 km (0.107 R)
• M50: 5,292,174 km (0.047 R)
• M51: 5,645,973 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.7

Radius: 14

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.28 AU - 1.4 AU

Year: 1018 Days

Day: 5.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 87,522,365 km

• M1: 190,737 km (0.034 R)
• M2: 299,345 km (0.078 R)
• M3: 471,532 km (0.076 R)
• M4: 571,763 km (0.093 R)
• M5: 681,119 km (0.107 R)
• M6: 864,376 km (0.057 R)
• M7: 987,196 km (0.099 R)
• M8: 1,168,659 km (0.101 R)
• M9: 1,474,885 km (0.078 R)
• M10: 1,574,518 km (0.099 R)
• M11: 1,668,016 km (0.101 R)
• M12: 1,780,963 km (0.093 R)
• M13: 1,896,602 km (0.09 R)
• M14: 2,015,083 km (0.102 R)
• M15: 2,269,101 km (0.065 R)
• M16: 2,424,682 km (0.096 R)
• M17: 2,654,764 km (0.087 R)
• M18: 2,777,733 km (0.051 R)
• M19: 2,997,792 km (0.085 R)
• M20: 3,669,486 km (0.049 R)
• M21: 4,075,794 km (0.112 R)
• M22: 4,756,315 km (0.11 R)
• M23: 5,148,411 km (0.116 R)
• M24: 5,341,990 km (0.083 R)
• M25: 5,485,455 km (0.108 R)
• M26: 5,736,330 km (0.03 R)
• M27: 6,031,637 km (0.065 R)
• M28: 6,359,555 km (0.093 R)
• M29: 6,820,017 km (0.119 R)
• M30: 7,090,191 km (0.113 R)
• M31: 7,248,166 km (0.109 R)
• M32: 7,817,835 km (0.071 R)
• M33: 8,070,656 km (0.059 R)
• M34: 8,220,702 km (0.072 R)
• M35: 8,523,488 km (0.116 R)
• M36: 8,691,636 km (0.035 R)
• M37: 8,830,164 km (0.054 R)
• M38: 9,062,489 km (0.054 R)
• M39: 9,155,988 km (0.064 R)
• M40: 9,265,494 km (0.03 R)
• M41: 9,533,274 km (0.069 R)
• M42: 9,644,276 km (0.111 R)
• M43: 9,867,476 km (0.057 R)
• M44: 10,157,247 km (0.088 R)
• M45: 10,270,642 km (0.054 R)
• M46: 10,482,323 km (0.109 R)
• M47: 10,613,371 km (0.092 R)
• M48: 10,827,595 km (0.082 R)
• M49: 10,926,778 km (0.086 R)
• M50: 11,209,817 km (0.075 R)
• M51: 11,327,102 km (0.093 R)

Asteroid Belt

Center: 1.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366

Radius: 10.5

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.06 AU - 3.1 AU

Year: 2719 Days

Day: 9.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 87,522,365 km

• M1: 132,095 km (0.116 R)
• M2: 241,152 km (0.119 R)
• M3: 350,957 km (0.09 R)
• M4: 443,408 km (0.097 R)
• M5: 510,727 km (0.063 R)
• M6: 604,675 km (0.117 R)
• M7: 681,568 km (0.119 R)
• M8: 786,885 km (0.105 R)
• M9: 880,832 km (0.1 R)
• M10: 1,006,195 km (0.098 R)
• M11: 1,235,678 km (0.088 R)
• M12: 1,316,012 km (0.062 R)
• M13: 1,688,810 km (0.106 R)
• M14: 1,824,196 km (0.082 R)
• M15: 1,893,311 km (0.088 R)
• M16: 2,427,525 km (0.092 R)
• M17: 2,672,416 km (0.095 R)
• M18: 3,242,085 km (0.082 R)
• M19: 3,326,608 km (0.103 R)
• M20: 3,411,729 km (0.051 R)
• M21: 3,570,004 km (0.109 R)
• M22: 3,893,584 km (0.043 R)
• M23: 4,059,039 km (0.088 R)
• M24: 4,303,931 km (0.052 R)
• M25: 4,443,805 km (0.112 R)
• M26: 4,856,396 km (0.092 R)
• M27: 5,149,308 km (0.099 R)
• M28: 5,248,342 km (0.053 R)
• M29: 5,364,580 km (0.114 R)
• M30: 5,481,715 km (0.077 R)
• M31: 5,821,003 km (0.1 R)
• M32: 6,184,675 km (0.1 R)
• M33: 6,325,297 km (0.104 R)
• M34: 6,413,560 km (0.102 R)
• M35: 6,591,581 km (0.096 R)
• M36: 7,025,415 km (0.058 R)
• M37: 7,264,323 km (0.043 R)
• M38: 7,487,224 km (0.064 R)
• M39: 7,863,911 km (0.093 R)
• M40: 7,939,907 km (0.118 R)
• M41: 8,073,647 km (0.103 R)
• M42: 9,391,006 km (0.09 R)
• M43: 9,654,299 km (0.107 R)
• M44: 10,271,240 km (0.066 R)
• M45: 10,375,360 km (0.059 R)
• M46: 10,521,667 km (0.059 R)
• M47: 10,626,535 km (0.12 R)
• M48: 10,774,039 km (0.097 R)
• M49: 11,028,505 km (0.106 R)
• M50: 12,618,580 km (0.112 R)
• M51: 12,730,180 km (0.111 R)
• M52: 12,954,278 km (0.111 R)
• M53: 13,089,365 km (0.113 R)
• M54: 13,383,624 km (0.094 R)
• M55: 13,542,946 km (0.096 R)
• M56: 14,488,853 km (0.099 R)
• M57: 14,605,689 km (0.114 R)
• M58: 15,028,901 km (0.12 R)
• M59: 16,031,955 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.5

Radius: 14.6

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.08 AU - 4.26 AU

Year: 4612 Days

Day: 10.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,522,365 km

• M1: 182,061 km (0.118 R)
• M2: 281,394 km (0.032 R)
• M3: 486,492 km (0.081 R)
• M4: 707,149 km (0.103 R)
• M5: 917,933 km (0.104 R)
• M6: 1,052,122 km (0.117 R)
• M7: 1,245,253 km (0.116 R)
• M8: 1,396,047 km (0.053 R)
• M9: 1,553,275 km (0.069 R)
• M10: 1,805,945 km (0.077 R)
• M11: 2,451,610 km (0.107 R)
• M12: 2,621,104 km (0.079 R)
• M13: 3,239,243 km (0.112 R)
• M14: 3,375,975 km (0.075 R)
• M15: 3,552,650 km (0.116 R)
• M16: 3,667,990 km (0.11 R)
• M17: 4,345,070 km (0.084 R)
• M18: 4,523,989 km (0.104 R)
• M19: 4,663,265 km (0.077 R)
• M20: 5,017,961 km (0.085 R)
• M21: 5,633,706 km (0.072 R)
• M22: 5,874,559 km (0.076 R)
• M23: 5,981,072 km (0.09 R)
• M24: 6,072,926 km (0.099 R)
• M25: 6,227,011 km (0.115 R)
• M26: 6,633,768 km (0.108 R)
• M27: 7,017,038 km (0.107 R)
• M28: 7,260,284 km (0.091 R)
• M29: 8,552,660 km (0.113 R)
• M30: 8,969,888 km (0.092 R)
• M31: 10,097,108 km (0.046 R)
• M32: 10,409,020 km (0.115 R)
• M33: 10,798,722 km (0.061 R)
• M34: 12,287,670 km (0.093 R)
• M35: 13,295,960 km (0.082 R)
• M36: 13,557,307 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.1

Radius: 12.5

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.96 AU - 4.8 AU

Year: 5014 Days

Day: 12.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,522,365 km

• M1: 204,949 km (0.037 R)
• M2: 288,275 km (0.088 R)
• M3: 467,643 km (0.117 R)
• M4: 577,298 km (0.069 R)
• M5: 985,551 km (0.112 R)
• M6: 1,203,964 km (0.117 R)
• M7: 1,282,802 km (0.082 R)
• M8: 1,386,024 km (0.073 R)
• M9: 1,953,000 km (0.114 R)
• M10: 2,320,562 km (0.093 R)
• M11: 2,457,295 km (0.111 R)
• M12: 2,615,569 km (0.111 R)
• M13: 2,758,136 km (0.071 R)
• M14: 2,922,993 km (0.103 R)
• M15: 3,041,325 km (0.108 R)
• M16: 3,282,776 km (0.111 R)
• M17: 3,903,308 km (0.076 R)
• M18: 4,056,047 km (0.077 R)
• M19: 4,155,230 km (0.105 R)
• M20: 4,663,564 km (0.087 R)
• M21: 5,275,719 km (0.105 R)
• M22: 5,408,412 km (0.072 R)
• M23: 5,542,302 km (0.05 R)
• M24: 6,744,470 km (0.092 R)
• M25: 7,762,634 km (0.054 R)
• M26: 7,983,141 km (0.04 R)
• M27: 8,121,968 km (0.102 R)
• M28: 8,219,655 km (0.119 R)
• M29: 8,458,563 km (0.068 R)
• M30: 9,261,754 km (0.104 R)
• M31: 9,466,404 km (0.037 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.6

Radius: 4.7

Gravity: 36.83 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 9.68 AU - 11.52 AU

Year: 22640 Days

Day: 18.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 87,522,365 km

• M1: 145,858 km (0.087 R)
• M2: 219,161 km (0.112 R)
• M3: 343,926 km (0.116 R)
• M4: 404,213 km (0.074 R)
• M5: 631,153 km (0.107 R)
• M6: 706,401 km (0.112 R)
• M7: 1,713,195 km (0.119 R)
• M8: 1,854,864 km (0.118 R)
• M9: 2,660,000 km (0.079 R)
• M10: 3,076,929 km (0.111 R)
• M11: 4,348,661 km (0.116 R)
• M12: 4,493,621 km (0.114 R)
• M13: 5,139,584 km (0.095 R)
• M14: 5,708,655 km (0.063 R)
• M15: 5,867,378 km (0.052 R)
• M16: 7,706,086 km (0.063 R)
• M17: 8,415,479 km (0.084 R)
• M18: 10,470,804 km (0.095 R)
• M19: 11,453,811 km (0.098 R)
• M20: 11,989,970 km (0.093 R)
• M21: 12,397,475 km (0.102 R)
• M22: 12,465,841 km (0.105 R)
• M23: 13,086,822 km (0.119 R)
• M24: 13,156,385 km (0.116 R)
• M25: 14,001,314 km (0.117 R)
• M26: 14,718,635 km (0.101 R)
• M27: 15,227,866 km (0.084 R)
• M28: 15,521,527 km (0.083 R)
• M29: 16,941,360 km (0.086 R)
• M30: 17,017,356 km (0.073 R)
• M31: 17,628,314 km (0.112 R)
• M32: 18,168,961 km (0.094 R)
• M33: 18,714,993 km (0.091 R)
• M34: 18,950,609 km (0.069 R)
• M35: 19,029,448 km (0.105 R)
• M36: 19,108,286 km (0.105 R)
• M37: 19,504,421 km (0.11 R)
• M38: 20,143,652 km (0.099 R)
• M39: 20,465,886 km (0.115 R)
• M40: 21,278,801 km (0.08 R)
• M41: 22,268,241 km (0.113 R)
• M42: 23,610,733 km (0.026 R)
• M43: 24,206,282 km (0.079 R)
• M44: 26,461,171 km (0.103 R)
• M45: 28,510,961 km (0.104 R)
• M46: 28,691,675 km (0.066 R)
• M47: 29,600,631 km (0.041 R)
• M48: 30,334,559 km (0.08 R)
• M49: 32,101,459 km (0.075 R)
• M50: 32,666,341 km (0.112 R)
• M51: 33,234,663 km (0.119 R)
• M52: 34,862,138 km (0.076 R)
• M53: 35,055,269 km (0.028 R)
• M54: 39,998,731 km (0.039 R)
• M55: 40,707,974 km (0.113 R)
• M56: 43,274,924 km (0.109 R)
• M57: 43,794,477 km (0.12 R)
• M58: 43,898,747 km (0.099 R)
• M59: 44,003,017 km (0.11 R)
• M60: 44,107,287 km (0.063 R)
• M61: 44,734,999 km (0.037 R)
• M62: 45,050,052 km (0.071 R)
• M63: 46,636,089 km (0.095 R)
• M64: 47,489,395 km (0.096 R)
• M65: 48,240,227 km (0.096 R)
• M66: 48,455,498 km (0.1 R)
• M67: 50,189,038 km (0.076 R)
• M68: 51,832,521 km (0.074 R)
• M69: 54,051,207 km (0.069 R)
• M70: 55,622,732 km (0.068 R)
• M71: 59,385,717 km (0.106 R)
• M72: 60,426,320 km (0.118 R)
• M73: 62,759,897 km (0.117 R)
• M74: 63,347,966 km (0.109 R)
• M75: 63,583,583 km (0.107 R)
• M76: 66,315,240 km (0.116 R)
• M77: 68,117,296 km (0.092 R)
• M78: 70,178,904 km (0.081 R)
• M79: 70,544,970 km (0.112 R)
• M80: 75,234,864 km (0.045 R)
• M81: 76,109,712 km (0.118 R)
• M82: 80,406,761 km (0.026 R)
• M83: 84,133,543 km (0.07 R)
• M84: 84,652,050 km (0.093 R)
• M85: 84,781,751 km (0.116 R)
• M86: 85,171,453 km (0.065 R)
• M87: 86,344,301 km (0.076 R)
• M88: 86,474,900 km (0.098 R)
• M89: 87,129,091 km (0.065 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: 260 - 19,447 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit