🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.55 AU - 0.67 AU

Year: 308 Days

Day: 24.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,654,850 km

• M1: 389,403 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.4

Radius: 10.9

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.77 AU - 0.81 AU

Year: 453 Days

Day: 7.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,654,850 km

• M1: 137,630 km (0.112 R)
• M2: 230,381 km (0.067 R)
• M3: 330,462 km (0.075 R)
• M4: 425,606 km (0.111 R)
• M5: 501,302 km (0.045 R)
• M6: 587,471 km (0.117 R)
• M7: 657,183 km (0.088 R)
• M8: 732,730 km (0.1 R)
• M9: 819,647 km (0.037 R)
• M10: 927,357 km (0.041 R)
• M11: 1,004,998 km (0.059 R)
• M12: 1,151,754 km (0.101 R)
• M13: 1,245,253 km (0.077 R)
• M14: 1,315,713 km (0.069 R)
• M15: 1,427,164 km (0.079 R)
• M16: 1,569,431 km (0.117 R)
• M17: 1,879,548 km (0.055 R)
• M18: 1,950,008 km (0.115 R)
• M19: 2,089,583 km (0.099 R)
• M20: 2,162,736 km (0.099 R)
• M21: 2,323,405 km (0.045 R)
• M22: 2,492,151 km (0.106 R)
• M23: 2,619,309 km (0.11 R)
• M24: 2,799,425 km (0.091 R)
• M25: 2,893,223 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629

Radius: 8.1

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.46 AU - 3.4 AU

Year: 3238 Days

Day: 12.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 53,654,850 km

• M1: 108,458 km (0.105 R)
• M2: 192,383 km (0.116 R)
• M3: 269,127 km (0.104 R)
• M4: 406,158 km (0.074 R)
• M5: 532,120 km (0.112 R)
• M6: 595,549 km (0.071 R)
• M7: 701,016 km (0.115 R)
• M8: 813,214 km (0.114 R)
• M9: 1,137,692 km (0.107 R)
• M10: 1,295,817 km (0.102 R)
• M11: 1,371,214 km (0.095 R)
• M12: 1,422,377 km (0.097 R)
• M13: 1,606,681 km (0.081 R)
• M14: 1,969,456 km (0.098 R)
• M15: 2,639,954 km (0.077 R)
• M16: 2,736,594 km (0.072 R)
• M17: 2,850,887 km (0.115 R)
• M18: 3,050,301 km (0.103 R)
• M19: 3,203,040 km (0.104 R)
• M20: 3,393,179 km (0.042 R)
• M21: 3,640,464 km (0.113 R)
• M22: 3,857,082 km (0.118 R)
• M23: 4,115,288 km (0.104 R)
• M24: 4,436,325 km (0.107 R)
• M25: 4,551,665 km (0.034 R)
• M26: 4,706,947 km (0.118 R)
• M27: 5,102,783 km (0.105 R)
• M28: 5,345,431 km (0.076 R)
• M29: 5,427,112 km (0.079 R)
• M30: 5,968,506 km (0.083 R)
• M31: 6,095,964 km (0.053 R)
• M32: 6,245,711 km (0.091 R)
• M33: 6,375,113 km (0.117 R)
• M34: 6,461,880 km (0.111 R)
• M35: 7,260,134 km (0.116 R)
• M36: 7,464,485 km (0.081 R)
• M37: 7,855,983 km (0.074 R)
• M38: 7,925,695 km (0.059 R)
• M39: 8,112,693 km (0.099 R)
• M40: 8,324,972 km (0.084 R)
• M41: 8,754,767 km (0.115 R)
• M42: 9,191,892 km (0.096 R)
• M43: 9,290,028 km (0.05 R)
• M44: 9,586,381 km (0.111 R)
• M45: 9,685,864 km (0.09 R)
• M46: 9,785,795 km (0.077 R)
• M47: 10,011,688 km (0.107 R)
• M48: 10,087,384 km (0.06 R)
• M49: 10,137,949 km (0.112 R)
• M50: 10,673,958 km (0.07 R)
• M51: 11,114,673 km (0.038 R)
• M52: 11,455,607 km (0.094 R)
• M53: 11,508,415 km (0.051 R)
• M54: 12,309,661 km (0.083 R)
• M55: 12,499,351 km (0.062 R)
• M56: 12,744,392 km (0.109 R)
• M57: 13,211,886 km (0.05 R)
• M58: 13,600,990 km (0.08 R)
• M59: 13,993,983 km (0.108 R)
• M60: 14,848,486 km (0.111 R)
• M61: 14,963,677 km (0.06 R)
• M62: 15,252,999 km (0.119 R)
• M63: 15,369,236 km (0.03 R)
• M64: 16,309,908 km (0.062 R)
• M65: 16,518,148 km (0.092 R)
• M66: 17,451,040 km (0.081 R)
• M67: 18,648,721 km (0.049 R)
• M68: 19,336,123 km (0.101 R)
• M69: 19,524,916 km (0.113 R)
• M70: 20,414,574 km (0.116 R)
• M71: 20,478,602 km (0.116 R)
• M72: 20,542,630 km (0.117 R)
• M73: 20,703,298 km (0.1 R)
• M74: 21,871,657 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.1

Radius: 11.3

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.84 AU - 6.76 AU

Year: 9019 Days

Day: 13.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 53,654,850 km

• M1: 242,349 km (0.089 R)
• M2: 428,448 km (0.116 R)
• M3: 575,204 km (0.055 R)
• M4: 755,170 km (0.049 R)
• M5: 875,896 km (0.08 R)
• M6: 1,070,074 km (0.104 R)
• M7: 1,225,356 km (0.117 R)
• M8: 1,296,864 km (0.106 R)
• M9: 1,736,382 km (0.071 R)
• M10: 1,817,465 km (0.111 R)
• M11: 2,889,333 km (0.116 R)
• M12: 3,010,807 km (0.069 R)
• M13: 3,158,909 km (0.054 R)
• M14: 3,309,404 km (0.098 R)
• M15: 3,881,466 km (0.112 R)
• M16: 4,597,292 km (0.099 R)
• M17: 4,854,750 km (0.115 R)
• M18: 5,234,878 km (0.103 R)
• M19: 5,473,636 km (0.111 R)
• M20: 5,685,467 km (0.088 R)
• M21: 5,900,140 km (0.076 R)
• M22: 6,305,849 km (0.099 R)
• M23: 6,464,423 km (0.057 R)
• M24: 7,013,148 km (0.082 R)
• M25: 7,343,011 km (0.062 R)
• M26: 8,086,662 km (0.093 R)
• M27: 8,293,556 km (0.055 R)
• M28: 8,712,879 km (0.09 R)
• M29: 9,499,465 km (0.103 R)
• M30: 9,974,887 km (0.071 R)
• M31: 10,048,788 km (0.097 R)
• M32: 10,159,939 km (0.099 R)
• M33: 10,271,390 km (0.101 R)
• M34: 10,533,336 km (0.074 R)
• M35: 11,836,333 km (0.061 R)
• M36: 11,914,573 km (0.083 R)
• M37: 12,229,177 km (0.114 R)
• M38: 12,786,429 km (0.11 R)
• M39: 13,719,920 km (0.116 R)
• M40: 14,174,099 km (0.053 R)
• M41: 15,480,687 km (0.118 R)
• M42: 15,695,061 km (0.117 R)
• M43: 16,518,597 km (0.118 R)
• M44: 16,737,608 km (0.063 R)
• M45: 17,222,904 km (0.043 R)
• M46: 17,757,716 km (0.109 R)
• M47: 18,980,679 km (0.053 R)
• M48: 20,324,516 km (0.08 R)
• M49: 20,795,002 km (0.096 R)
• M50: 21,031,516 km (0.084 R)
• M51: 22,421,430 km (0.106 R)
• M52: 22,566,839 km (0.087 R)
• M53: 23,544,610 km (0.081 R)
• M54: 24,536,295 km (0.101 R)
• M55: 24,786,273 km (0.117 R)
• M56: 25,037,148 km (0.037 R)
• M57: 27,126,133 km (0.09 R)
• M58: 27,436,549 km (0.118 R)
• M59: 27,852,132 km (0.089 R)
• M60: 28,847,705 km (0.059 R)
• M61: 29,588,813 km (0.052 R)
• M62: 29,908,354 km (0.058 R)
• M63: 30,282,499 km (0.071 R)
• M64: 31,089,579 km (0.028 R)
• M65: 31,306,047 km (0.074 R)
• M66: 31,577,268 km (0.089 R)
• M67: 31,686,026 km (0.059 R)
• M68: 32,231,460 km (0.077 R)
• M69: 33,000,243 km (0.093 R)
• M70: 33,442,305 km (0.109 R)
• M71: 34,892,507 km (0.099 R)
• M72: 36,363,203 km (0.119 R)
• M73: 36,648,337 km (0.119 R)
• M74: 36,762,630 km (0.069 R)
• M75: 37,220,848 km (0.114 R)
• M76: 37,508,225 km (0.076 R)
• M77: 37,623,416 km (0.111 R)
• M78: 38,201,013 km (0.108 R)
• M79: 38,723,259 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.1

Radius: 9.5

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.51 AU - 6.31 AU

Year: 9277 Days

Day: 13 Hours

Environment

Temp: -225 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 53,654,850 km

• M1: 161,865 km (0.099 R)
• M2: 624,122 km (0.108 R)
• M3: 1,068,129 km (0.117 R)
• M4: 1,129,763 km (0.071 R)
• M5: 1,278,763 km (0.075 R)
• M6: 1,434,344 km (0.097 R)
• M7: 1,619,995 km (0.039 R)
• M8: 2,303,807 km (0.111 R)
• M9: 2,385,039 km (0.027 R)
• M10: 2,862,854 km (0.103 R)
• M11: 4,774,865 km (0.039 R)
• M12: 5,374,902 km (0.083 R)
• M13: 5,886,975 km (0.093 R)
• M14: 6,491,201 km (0.104 R)
• M15: 6,568,244 km (0.099 R)
• M16: 6,761,973 km (0.108 R)
• M17: 6,918,154 km (0.061 R)
• M18: 7,515,049 km (0.091 R)
• M19: 9,014,169 km (0.104 R)
• M20: 9,841,745 km (0.11 R)
• M21: 10,557,421 km (0.038 R)
• M22: 11,013,246 km (0.074 R)
• M23: 11,475,503 km (0.11 R)
• M24: 12,610,652 km (0.081 R)
• M25: 12,900,124 km (0.108 R)
• M26: 13,289,377 km (0.113 R)
• M27: 13,534,568 km (0.117 R)
• M28: 13,880,588 km (0.075 R)
• M29: 14,329,531 km (0.118 R)
• M30: 14,480,326 km (0.118 R)
• M31: 14,783,411 km (0.11 R)
• M32: 15,550,250 km (0.111 R)
• M33: 17,389,256 km (0.111 R)
• M34: 17,657,635 km (0.112 R)
• M35: 17,765,346 km (0.095 R)
• M36: 18,144,127 km (0.11 R)
• M37: 19,629,784 km (0.086 R)
• M38: 20,585,116 km (0.074 R)
• M39: 21,039,893 km (0.054 R)
• M40: 21,555,557 km (0.037 R)
• M41: 21,728,343 km (0.057 R)
• M42: 22,191,348 km (0.1 R)
• M43: 22,424,122 km (0.108 R)
• M44: 22,950,857 km (0.113 R)
• M45: 23,127,232 km (0.091 R)
• M46: 23,540,721 km (0.118 R)
• M47: 23,778,133 km (0.092 R)
• M48: 24,255,350 km (0.104 R)
• M49: 26,564,692 km (0.057 R)
• M50: 26,873,761 km (0.082 R)
• M51: 26,935,845 km (0.074 R)
• M52: 27,370,875 km (0.088 R)
• M53: 27,433,108 km (0.077 R)
• M54: 29,070,606 km (0.032 R)
• M55: 29,452,829 km (0.118 R)
• M56: 29,516,857 km (0.1 R)
• M57: 31,063,848 km (0.077 R)
• M58: 32,109,837 km (0.098 R)
• M59: 32,241,483 km (0.099 R)
• M60: 32,968,229 km (0.093 R)
• M61: 33,233,915 km (0.039 R)
• M62: 34,505,347 km (0.096 R)
• M63: 35,792,637 km (0.052 R)
• M64: 36,202,386 km (0.098 R)
• M65: 37,026,670 km (0.086 R)
• M66: 37,787,674 km (0.112 R)
• M67: 41,168,287 km (0.089 R)
• M68: 41,597,633 km (0.074 R)
• M69: 44,497,587 km (0.042 R)
• M70: 44,644,343 km (0.082 R)
• M71: 44,791,248 km (0.092 R)
• M72: 45,528,018 km (0.102 R)
• M73: 45,897,824 km (0.101 R)
• M74: 46,194,476 km (0.111 R)
• M75: 46,417,377 km (0.109 R)
• M76: 46,789,726 km (0.104 R)
• M77: 47,837,360 km (0.114 R)
• M78: 48,138,052 km (0.058 R)
• M79: 48,590,436 km (0.099 R)
• M80: 48,665,833 km (0.069 R)
• M81: 49,271,555 km (0.081 R)
• M82: 49,499,243 km (0.076 R)
• M83: 49,575,238 km (0.086 R)
• M84: 49,803,375 km (0.078 R)
• M85: 50,490,179 km (0.069 R)

Asteroid Belt

Center: 6.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597.3

Radius: 6.4

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.56 AU - 9 AU

Year: 12683 Days

Day: 17.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 53,654,850 km

• M1: 81,232 km (0.075 R)
• M2: 524,341 km (0.036 R)
• M3: 696,677 km (0.027 R)
• M4: 827,875 km (0.1 R)
• M5: 886,816 km (0.106 R)
• M6: 946,955 km (0.038 R)
• M7: 987,944 km (0.083 R)
• M8: 1,029,533 km (0.108 R)
• M9: 1,202,019 km (0.099 R)
• M10: 1,314,666 km (0.025 R)
• M11: 2,561,864 km (0.103 R)
• M12: 2,737,043 km (0.084 R)
• M13: 3,317,333 km (0.119 R)
• M14: 3,444,341 km (0.094 R)
• M15: 3,901,363 km (0.085 R)
• M16: 4,764,094 km (0.045 R)
• M17: 4,907,558 km (0.065 R)
• M18: 5,198,526 km (0.112 R)
• M19: 5,759,368 km (0.114 R)
• M20: 5,873,960 km (0.085 R)
• M21: 6,066,343 km (0.056 R)
• M22: 6,143,985 km (0.076 R)
• M23: 6,221,925 km (0.07 R)
• M24: 6,418,197 km (0.095 R)
• M25: 6,856,968 km (0.109 R)
• M26: 7,100,513 km (0.055 R)
• M27: 7,637,719 km (0.085 R)
• M28: 7,890,240 km (0.077 R)
• M29: 7,932,577 km (0.115 R)
• M30: 8,359,978 km (0.112 R)
• M31: 8,838,990 km (0.102 R)
• M32: 8,882,972 km (0.1 R)
• M33: 8,926,954 km (0.051 R)
• M34: 9,237,369 km (0.088 R)
• M35: 9,416,288 km (0.029 R)
• M36: 9,777,717 km (0.094 R)
• M37: 10,006,003 km (0.12 R)
• M38: 10,282,011 km (0.098 R)
• M39: 11,125,594 km (0.072 R)
• M40: 11,411,625 km (0.106 R)
• M41: 12,778,351 km (0.064 R)
• M42: 13,027,880 km (0.104 R)
• M43: 13,228,641 km (0.105 R)
• M44: 13,939,230 km (0.086 R)
• M45: 14,093,167 km (0.089 R)
• M46: 14,975,944 km (0.077 R)
• M47: 15,397,510 km (0.108 R)
• M48: 15,609,790 km (0.09 R)
• M49: 15,929,929 km (0.057 R)
• M50: 16,198,457 km (0.12 R)
• M51: 16,794,455 km (0.08 R)
• M52: 17,122,523 km (0.12 R)
• M53: 17,673,941 km (0.063 R)
• M54: 17,951,894 km (0.087 R)
• M55: 18,287,442 km (0.08 R)
• M56: 18,343,541 km (0.042 R)
• M57: 18,851,127 km (0.115 R)
• M58: 19,649,830 km (0.105 R)
• M59: 19,822,466 km (0.099 R)
• M60: 20,576,140 km (0.12 R)
• M61: 22,111,463 km (0.099 R)
• M62: 23,744,623 km (0.067 R)
• M63: 24,916,872 km (0.12 R)
• M64: 25,918,729 km (0.107 R)
• M65: 27,961,338 km (0.03 R)
• M66: 28,026,114 km (0.094 R)
• M67: 29,527,029 km (0.116 R)
• M68: 30,586,631 km (0.061 R)
• M69: 30,920,234 km (0.12 R)
• M70: 31,591,181 km (0.096 R)
• M71: 31,725,968 km (0.11 R)
• M72: 33,426,447 km (0.086 R)
• M73: 34,947,409 km (0.102 R)
• M74: 35,296,122 km (0.112 R)
• M75: 36,067,598 km (0.118 R)
• M76: 36,490,661 km (0.101 R)
• M77: 37,341,872 km (0.096 R)
• M78: 38,486,895 km (0.116 R)
• M79: 38,991,339 km (0.077 R)
• M80: 39,498,176 km (0.1 R)
• M81: 39,861,400 km (0.115 R)
• M82: 40,518,134 km (0.11 R)
• M83: 41,399,416 km (0.047 R)
• M84: 42,807,580 km (0.08 R)
• M85: 44,231,303 km (0.067 R)
• M86: 44,457,495 km (0.113 R)
• M87: 44,835,379 km (0.096 R)
• M88: 45,290,307 km (0.107 R)
• M89: 48,906,087 km (0.108 R)
• M90: 49,296,238 km (0.06 R)
• M91: 50,000,994 km (0.081 R)
• M92: 50,630,203 km (0.115 R)
• M93: 52,613,571 km (0.116 R)
• M94: 53,093,331 km (0.108 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 17,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit