🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.88 AU - 1.12 AU

Year: 453 Days

Day: 35.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 179.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.09 AU - 1.23 AU

Year: 566 Days

Day: 21.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 179.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,823,299 km

• M1: 466,446 km (0.055 R)
• M2: 658,081 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.35 AU - 1.75 AU

Year: 874 Days

Day: 13.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,823,299 km

• M1: 37,100 km (0.081 R)
• M2: 748,737 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.6 AU - 2 AU

Year: 1094 Days

Day: 43.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,823,299 km

• M1: 763,548 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.4

Radius: 12.1

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.19 AU - 2.33 AU

Year: 1539 Days

Day: 8.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 101.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 61,823,299 km

• M1: 153,039 km (0.087 R)
• M2: 250,726 km (0.099 R)
• M3: 398,529 km (0.064 R)
• M4: 514,168 km (0.12 R)
• M5: 622,178 km (0.074 R)
• M6: 699,071 km (0.059 R)
• M7: 864,376 km (0.101 R)
• M8: 1,010,384 km (0.087 R)
• M9: 1,278,015 km (0.072 R)
• M10: 1,387,221 km (0.102 R)
• M11: 1,492,089 km (0.093 R)
• M12: 1,599,800 km (0.092 R)
• M13: 1,831,676 km (0.092 R)
• M14: 2,023,461 km (0.07 R)
• M15: 2,265,959 km (0.085 R)
• M16: 2,427,076 km (0.095 R)
• M17: 2,751,404 km (0.116 R)
• M18: 2,943,039 km (0.069 R)
• M19: 3,109,541 km (0.077 R)
• M20: 3,258,990 km (0.078 R)
• M21: 3,400,659 km (0.103 R)
• M22: 3,565,216 km (0.086 R)
• M23: 3,870,396 km (0.051 R)
• M24: 3,999,050 km (0.074 R)
• M25: 4,216,865 km (0.076 R)
• M26: 4,416,279 km (0.098 R)
• M27: 4,630,204 km (0.086 R)
• M28: 5,138,836 km (0.118 R)
• M29: 5,423,820 km (0.102 R)
• M30: 6,525,758 km (0.083 R)
• M31: 6,744,022 km (0.114 R)
• M32: 6,990,858 km (0.096 R)
• M33: 7,135,070 km (0.066 R)
• M34: 7,844,164 km (0.092 R)
• M35: 8,200,357 km (0.052 R)
• M36: 8,297,147 km (0.072 R)
• M37: 8,716,320 km (0.116 R)
• M38: 8,971,085 km (0.109 R)
• M39: 9,662,676 km (0.067 R)
• M40: 9,897,096 km (0.11 R)

Asteroid Belt

Center: 3.6 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.6

Radius: 10.8

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.73 AU - 5.13 AU

Year: 4959 Days

Day: 6 Hours

Environment

Temp: -179 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 61,823,299 km

• M1: 139,575 km (0.072 R)
• M2: 351,705 km (0.11 R)
• M3: 556,055 km (0.092 R)
• M4: 637,586 km (0.119 R)
• M5: 723,754 km (0.095 R)
• M6: 814,261 km (0.115 R)
• M7: 965,056 km (0.106 R)
• M8: 1,375,403 km (0.091 R)
• M9: 1,507,199 km (0.059 R)
• M10: 1,695,393 km (0.105 R)
• M11: 1,837,211 km (0.026 R)
• M12: 1,909,766 km (0.069 R)
• M13: 2,057,569 km (0.085 R)
• M14: 2,190,262 km (0.069 R)
• M15: 2,646,087 km (0.087 R)
• M16: 2,811,692 km (0.094 R)
• M17: 3,373,582 km (0.098 R)
• M18: 3,440,751 km (0.111 R)
• M19: 3,530,809 km (0.092 R)
• M20: 3,644,653 km (0.093 R)
• M21: 4,160,317 km (0.097 R)
• M22: 4,824,382 km (0.107 R)
• M23: 5,027,536 km (0.107 R)
• M24: 5,104,429 km (0.036 R)
• M25: 5,207,651 km (0.101 R)
• M26: 5,976,435 km (0.039 R)
• M27: 6,194,848 km (0.081 R)
• M28: 6,583,353 km (0.075 R)
• M29: 6,667,727 km (0.111 R)
• M30: 6,808,947 km (0.045 R)
• M31: 7,296,935 km (0.107 R)
• M32: 7,618,720 km (0.082 R)
• M33: 7,796,143 km (0.087 R)
• M34: 8,489,230 km (0.108 R)
• M35: 9,202,064 km (0.053 R)
• M36: 9,486,151 km (0.028 R)
• M37: 10,063,299 km (0.06 R)
• M38: 10,454,348 km (0.086 R)
• M39: 10,850,334 km (0.085 R)
• M40: 11,016,836 km (0.087 R)
• M41: 11,386,044 km (0.1 R)
• M42: 11,521,430 km (0.105 R)
• M43: 11,589,197 km (0.077 R)
• M44: 11,691,223 km (0.047 R)
• M45: 11,930,430 km (0.051 R)
• M46: 13,257,214 km (0.034 R)
• M47: 13,974,236 km (0.052 R)
• M48: 15,259,282 km (0.036 R)
• M49: 16,010,413 km (0.092 R)
• M50: 17,004,790 km (0.117 R)
• M51: 17,314,906 km (0.077 R)
• M52: 17,392,697 km (0.064 R)
• M53: 17,470,638 km (0.094 R)
• M54: 17,783,447 km (0.073 R)
• M55: 17,861,836 km (0.109 R)
• M56: 18,374,957 km (0.103 R)
• M57: 18,772,887 km (0.063 R)
• M58: 19,415,560 km (0.112 R)
• M59: 19,658,507 km (0.075 R)
• M60: 21,095,245 km (0.079 R)
• M61: 21,178,421 km (0.092 R)
• M62: 21,303,186 km (0.087 R)
• M63: 22,057,757 km (0.07 R)
• M64: 22,184,317 km (0.032 R)
• M65: 23,377,659 km (0.075 R)
• M66: 24,068,801 km (0.115 R)
• M67: 24,766,825 km (0.096 R)
• M68: 25,383,019 km (0.115 R)
• M69: 26,495,728 km (0.111 R)
• M70: 28,630,788 km (0.078 R)
• M71: 28,861,169 km (0.12 R)
• M72: 29,788,676 km (0.09 R)
• M73: 30,068,873 km (0.116 R)
• M74: 30,209,345 km (0.097 R)
• M75: 30,443,915 km (0.093 R)
• M76: 30,537,862 km (0.08 R)
• M77: 31,151,064 km (0.099 R)
• M78: 31,340,604 km (0.09 R)
• M79: 31,816,026 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.7

Radius: 12.8

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.48 AU - 5.68 AU

Year: 5187 Days

Day: 6.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 61,823,299 km

• M1: 160,219 km (0.109 R)
• M2: 252,671 km (0.102 R)
• M3: 404,064 km (0.059 R)
• M4: 824,434 km (0.115 R)
• M5: 1,188,705 km (0.111 R)
• M6: 1,348,625 km (0.097 R)
• M7: 1,655,001 km (0.086 R)
• M8: 1,871,918 km (0.085 R)
• M9: 2,117,707 km (0.048 R)
• M10: 2,234,843 km (0.088 R)
• M11: 2,414,809 km (0.1 R)
• M12: 2,746,467 km (0.06 R)
• M13: 2,853,280 km (0.112 R)
• M14: 3,226,826 km (0.09 R)
• M15: 3,385,250 km (0.094 R)
• M16: 4,693,334 km (0.116 R)
• M17: 4,925,510 km (0.049 R)
• M18: 5,214,234 km (0.113 R)
• M19: 5,508,642 km (0.087 R)
• M20: 6,769,453 km (0.104 R)
• M21: 7,002,676 km (0.054 R)
• M22: 7,507,270 km (0.079 R)
• M23: 7,597,627 km (0.054 R)
• M24: 7,809,757 km (0.117 R)
• M25: 7,901,161 km (0.042 R)
• M26: 8,023,831 km (0.119 R)
• M27: 8,146,950 km (0.113 R)
• M28: 8,772,419 km (0.032 R)
• M29: 8,995,021 km (0.054 R)
• M30: 9,187,404 km (0.09 R)
• M31: 9,576,208 km (0.1 R)
• M32: 10,003,460 km (0.082 R)
• M33: 10,102,943 km (0.049 R)
• M34: 10,236,085 km (0.102 R)
• M35: 10,336,315 km (0.083 R)
• M36: 11,047,354 km (0.067 R)
• M37: 11,599,819 km (0.104 R)
• M38: 12,232,019 km (0.119 R)
• M39: 12,552,458 km (0.06 R)
• M40: 12,731,527 km (0.058 R)
• M41: 12,983,898 km (0.054 R)
• M42: 13,201,414 km (0.044 R)
• M43: 13,640,184 km (0.084 R)
• M44: 13,824,489 km (0.084 R)
• M45: 14,232,741 km (0.051 R)
• M46: 14,457,138 km (0.113 R)
• M47: 14,720,430 km (0.03 R)
• M48: 14,947,370 km (0.091 R)
• M49: 15,481,285 km (0.072 R)
• M50: 15,712,115 km (0.088 R)
• M51: 15,905,246 km (0.118 R)
• M52: 16,216,110 km (0.067 R)
• M53: 17,239,958 km (0.112 R)
• M54: 17,639,384 km (0.106 R)
• M55: 18,365,981 km (0.061 R)
• M56: 19,143,591 km (0.08 R)
• M57: 19,723,432 km (0.08 R)
• M58: 19,848,496 km (0.089 R)
• M59: 20,857,982 km (0.045 R)
• M60: 21,884,224 km (0.05 R)
• M61: 22,186,711 km (0.102 R)
• M62: 23,058,417 km (0.051 R)
• M63: 23,763,921 km (0.112 R)
• M64: 25,105,814 km (0.094 R)
• M65: 26,518,018 km (0.094 R)
• M66: 26,610,020 km (0.072 R)
• M67: 26,979,078 km (0.056 R)
• M68: 27,442,832 km (0.085 R)
• M69: 27,862,454 km (0.106 R)
• M70: 28,096,574 km (0.119 R)
• M71: 30,184,213 km (0.093 R)
• M72: 30,665,619 km (0.118 R)
• M73: 31,295,276 km (0.097 R)
• M74: 31,441,134 km (0.072 R)
• M75: 31,978,190 km (0.026 R)
• M76: 33,209,830 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.4

Radius: 11.5

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.47 AU - 5.77 AU

Year: 5249 Days

Day: 6.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 61,823,299 km

• M1: 149,299 km (0.107 R)
• M2: 224,846 km (0.093 R)
• M3: 529,876 km (0.108 R)
• M4: 647,460 km (0.032 R)
• M5: 742,155 km (0.091 R)
• M6: 888,312 km (0.082 R)
• M7: 1,358,498 km (0.119 R)
• M8: 1,627,924 km (0.064 R)
• M9: 1,746,705 km (0.11 R)
• M10: 2,350,781 km (0.091 R)
• M11: 2,468,814 km (0.092 R)
• M12: 2,554,533 km (0.067 R)
• M13: 2,907,135 km (0.073 R)
• M14: 3,015,893 km (0.056 R)
• M15: 3,200,497 km (0.105 R)
• M16: 3,736,955 km (0.077 R)
• M17: 3,995,759 km (0.066 R)
• M18: 4,322,481 km (0.109 R)
• M19: 4,447,246 km (0.106 R)
• M20: 5,067,179 km (0.096 R)
• M21: 5,198,825 km (0.114 R)
• M22: 5,943,523 km (0.094 R)
• M23: 6,175,849 km (0.059 R)
• M24: 6,625,540 km (0.105 R)
• M25: 6,939,396 km (0.072 R)
• M26: 7,159,455 km (0.116 R)
• M27: 7,531,505 km (0.089 R)
• M28: 7,682,150 km (0.046 R)
• M29: 7,935,419 km (0.09 R)
• M30: 8,476,215 km (0.099 R)
• M31: 8,580,635 km (0.116 R)
• M32: 9,512,330 km (0.119 R)
• M33: 9,593,562 km (0.101 R)
• M34: 10,141,988 km (0.091 R)
• M35: 10,616,063 km (0.034 R)
• M36: 10,700,436 km (0.114 R)
• M37: 11,040,323 km (0.113 R)
• M38: 11,183,039 km (0.092 R)
• M39: 11,441,544 km (0.109 R)
• M40: 11,528,012 km (0.094 R)
• M41: 12,554,253 km (0.076 R)
• M42: 12,643,563 km (0.054 R)
• M43: 13,335,453 km (0.082 R)
• M44: 13,609,517 km (0.047 R)
• M45: 14,163,328 km (0.113 R)
• M46: 14,287,345 km (0.108 R)
• M47: 14,536,724 km (0.106 R)
• M48: 14,693,204 km (0.104 R)
• M49: 15,229,512 km (0.059 R)
• M50: 15,388,385 km (0.031 R)
• M51: 15,868,744 km (0.045 R)
• M52: 16,256,501 km (0.096 R)
• M53: 16,549,264 km (0.082 R)
• M54: 17,008,380 km (0.1 R)
• M55: 17,239,509 km (0.089 R)
• M56: 17,405,114 km (0.063 R)
• M57: 17,604,677 km (0.115 R)
• M58: 18,512,138 km (0.107 R)
• M59: 18,681,932 km (0.088 R)
• M60: 19,331,486 km (0.043 R)
• M61: 20,407,394 km (0.113 R)
• M62: 21,218,064 km (0.097 R)
• M63: 22,075,410 km (0.091 R)
• M64: 22,183,270 km (0.088 R)
• M65: 22,291,429 km (0.035 R)
• M66: 22,363,685 km (0.08 R)
• M67: 22,798,416 km (0.072 R)
• M68: 23,016,829 km (0.117 R)
• M69: 23,823,611 km (0.089 R)
• M70: 24,082,265 km (0.108 R)
• M71: 24,639,667 km (0.116 R)
• M72: 24,826,515 km (0.095 R)
• M73: 25,088,760 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.3

Radius: 4.1

Gravity: 29.52 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.74 AU - 11.87 AU

Year: 17209 Days

Day: 24.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 61,823,299 km

• M1: 61,186 km (0.077 R)
• M2: 132,245 km (0.081 R)
• M3: 388,206 km (0.096 R)
• M4: 700,567 km (0.066 R)
• M5: 847,771 km (0.085 R)
• M6: 981,661 km (0.043 R)
• M7: 1,448,706 km (0.045 R)
• M8: 1,636,152 km (0.108 R)
• M9: 1,663,528 km (0.071 R)
• M10: 1,975,141 km (0.073 R)
• M11: 2,093,024 km (0.101 R)
• M12: 2,366,339 km (0.117 R)
• M13: 2,491,553 km (0.072 R)
• M14: 2,979,840 km (0.118 R)
• M15: 3,013,500 km (0.095 R)
• M16: 3,047,159 km (0.069 R)
• M17: 3,115,076 km (0.096 R)
• M18: 3,893,733 km (0.117 R)
• M19: 4,228,833 km (0.118 R)
• M20: 4,380,824 km (0.112 R)
• M21: 5,046,235 km (0.114 R)
• M22: 5,288,584 km (0.12 R)
• M23: 5,534,672 km (0.119 R)
• M24: 6,381,845 km (0.087 R)
• M25: 6,820,317 km (0.091 R)
• M26: 7,404,945 km (0.055 R)
• M27: 8,052,105 km (0.089 R)
• M28: 8,146,053 km (0.093 R)
• M29: 8,813,858 km (0.092 R)
• M30: 9,350,765 km (0.057 R)
• M31: 10,353,818 km (0.09 R)
• M32: 10,919,897 km (0.119 R)
• M33: 11,024,017 km (0.057 R)
• M34: 13,061,689 km (0.083 R)
• M35: 14,406,873 km (0.099 R)
• M36: 14,980,432 km (0.046 R)
• M37: 15,038,176 km (0.117 R)
• M38: 15,269,903 km (0.032 R)
• M39: 15,913,324 km (0.052 R)
• M40: 16,208,630 km (0.118 R)
• M41: 16,685,099 km (0.095 R)
• M42: 17,347,519 km (0.103 R)
• M43: 17,895,944 km (0.116 R)
• M44: 19,072,382 km (0.048 R)
• M45: 19,448,920 km (0.11 R)
• M46: 19,764,721 km (0.103 R)
• M47: 19,955,010 km (0.074 R)
• M48: 22,483,064 km (0.086 R)
• M49: 23,080,707 km (0.084 R)
• M50: 24,563,372 km (0.073 R)
• M51: 24,836,238 km (0.108 R)
• M52: 25,384,963 km (0.088 R)
• M53: 26,215,531 km (0.114 R)
• M54: 26,844,291 km (0.12 R)
• M55: 28,259,187 km (0.116 R)
• M56: 29,047,718 km (0.112 R)
• M57: 29,264,036 km (0.038 R)
• M58: 30,207,550 km (0.091 R)
• M59: 30,426,711 km (0.075 R)
• M60: 32,049,698 km (0.112 R)
• M61: 32,273,347 km (0.114 R)
• M62: 32,646,893 km (0.113 R)
• M63: 33,398,622 km (0.081 R)
• M64: 35,225,511 km (0.115 R)
• M65: 35,919,047 km (0.088 R)
• M66: 36,694,862 km (0.058 R)
• M67: 38,183,959 km (0.091 R)
• M68: 38,420,922 km (0.077 R)
• M69: 38,737,621 km (0.076 R)
• M70: 40,012,942 km (0.102 R)
• M71: 40,414,314 km (0.11 R)
• M72: 41,140,013 km (0.05 R)
• M73: 41,707,587 km (0.092 R)
• M74: 41,788,819 km (0.045 R)
• M75: 42,277,555 km (0.062 R)
• M76: 42,768,236 km (0.077 R)
• M77: 43,425,420 km (0.103 R)
• M78: 43,920,588 km (0.105 R)
• M79: 44,334,526 km (0.071 R)
• M80: 44,749,809 km (0.095 R)
• M81: 45,417,016 km (0.09 R)
• M82: 47,268,589 km (0.064 R)
• M83: 48,033,034 km (0.103 R)
• M84: 48,544,958 km (0.066 R)
• M85: 50,784,288 km (0.053 R)
• M86: 50,957,971 km (0.104 R)
• M87: 51,218,721 km (0.066 R)
• M88: 52,441,833 km (0.073 R)
• M89: 52,529,647 km (0.103 R)
• M90: 53,145,092 km (0.094 R)
• M91: 57,158,504 km (0.108 R)
• M92: 58,882,021 km (0.088 R)
• M93: 59,887,768 km (0.088 R)
• M94: 61,360,559 km (0.027 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: 337 - 19,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit