🌌 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: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.46 AU - 0.7 AU

Year: 285 Days

Day: 18.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.1

Radius: 11.3

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.73 AU - 0.77 AU

Year: 419 Days

Day: 8 Hours

Environment

Temp: -137 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,343,568 km

• M1: 140,772 km (0.113 R)
• M2: 242,199 km (0.101 R)
• M3: 353,799 km (0.09 R)
• M4: 436,826 km (0.062 R)
• M5: 516,412 km (0.115 R)
• M6: 609,761 km (0.047 R)
• M7: 693,087 km (0.097 R)
• M8: 822,040 km (0.089 R)
• M9: 912,846 km (0.077 R)
• M10: 1,007,392 km (0.051 R)
• M11: 1,078,900 km (0.089 R)
• M12: 1,172,698 km (0.117 R)
• M13: 1,258,866 km (0.11 R)
• M14: 1,372,560 km (0.078 R)
• M15: 1,512,285 km (0.114 R)
• M16: 1,707,510 km (0.1 R)
• M17: 1,786,348 km (0.115 R)
• M18: 1,886,728 km (0.081 R)
• M19: 1,993,242 km (0.113 R)
• M20: 2,186,672 km (0.118 R)
• M21: 2,316,224 km (0.09 R)
• M22: 2,408,526 km (0.11 R)
• M23: 2,542,416 km (0.096 R)
• M24: 2,669,873 km (0.061 R)
• M25: 2,752,900 km (0.042 R)
• M26: 2,926,284 km (0.115 R)
• M27: 3,060,024 km (0.12 R)
• M28: 3,137,367 km (0.118 R)
• M29: 3,289,059 km (0.108 R)
• M30: 3,393,329 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.8

Radius: 10.5

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.61 AU - 0.93 AU

Year: 436 Days

Day: 10.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 80,343,568 km

• M1: 131,048 km (0.075 R)
• M2: 201,508 km (0.115 R)
• M3: 331,359 km (0.032 R)
• M4: 436,527 km (0.102 R)
• M5: 555,457 km (0.103 R)
• M6: 678,875 km (0.099 R)
• M7: 766,839 km (0.09 R)
• M8: 850,613 km (0.099 R)
• M9: 1,069,625 km (0.051 R)
• M10: 1,154,746 km (0.111 R)
• M11: 1,252,284 km (0.085 R)
• M12: 1,332,319 km (0.092 R)
• M13: 1,398,740 km (0.101 R)
• M14: 1,508,545 km (0.102 R)
• M15: 1,605,036 km (0.083 R)
• M16: 1,753,736 km (0.1 R)
• M17: 1,878,500 km (0.054 R)
• M18: 1,982,770 km (0.074 R)
• M19: 2,154,957 km (0.112 R)
• M20: 2,357,064 km (0.096 R)
• M21: 2,527,007 km (0.107 R)
• M22: 2,642,646 km (0.116 R)
• M23: 2,773,245 km (0.071 R)
• M24: 2,919,402 km (0.101 R)
• M25: 3,102,361 km (0.119 R)
• M26: 3,282,177 km (0.083 R)
• M27: 3,608,749 km (0.084 R)
• M28: 3,732,168 km (0.112 R)
• M29: 3,945,943 km (0.118 R)
• M30: 4,300,939 km (0.112 R)
• M31: 4,634,991 km (0.103 R)
• M32: 4,793,116 km (0.066 R)
• M33: 5,033,968 km (0.115 R)
• M34: 5,213,037 km (0.116 R)
• M35: 5,278,710 km (0.088 R)
• M36: 5,402,428 km (0.112 R)
• M37: 5,686,813 km (0.107 R)
• M38: 5,779,863 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.9

Radius: 12.7

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.65 AU - 0.93 AU

Year: 453 Days

Day: 11.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,343,568 km

• M1: 159,920 km (0.093 R)
• M2: 253,120 km (0.104 R)
• M3: 404,812 km (0.098 R)
• M4: 500,106 km (0.05 R)
• M5: 627,114 km (0.066 R)
• M6: 808,876 km (0.101 R)
• M7: 896,390 km (0.072 R)
• M8: 1,007,392 km (0.072 R)
• M9: 1,135,149 km (0.109 R)
• M10: 1,285,943 km (0.105 R)
• M11: 1,390,213 km (0.058 R)
• M12: 1,497,774 km (0.043 R)
• M13: 1,694,046 km (0.092 R)
• M14: 1,790,088 km (0.117 R)
• M15: 2,013,737 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.1

Radius: 14.5

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.97 AU - 1.17 AU

Year: 715 Days

Day: 5.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 153.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 80,343,568 km

• M1: 183,557 km (0.054 R)
• M2: 338,989 km (0.08 R)
• M3: 506,688 km (0.09 R)
• M4: 599,588 km (0.075 R)
• M5: 752,776 km (0.102 R)
• M6: 926,908 km (0.098 R)
• M7: 1,041,052 km (0.077 R)
• M8: 1,134,849 km (0.071 R)
• M9: 1,345,633 km (0.076 R)
• M10: 1,533,977 km (0.108 R)
• M11: 1,701,676 km (0.08 R)
• M12: 1,898,995 km (0.026 R)
• M13: 2,024,358 km (0.116 R)
• M14: 2,136,407 km (0.07 R)
• M15: 2,426,029 km (0.101 R)
• M16: 2,519,677 km (0.057 R)
• M17: 2,640,851 km (0.112 R)
• M18: 2,799,575 km (0.072 R)
• M19: 2,979,840 km (0.027 R)
• M20: 3,117,470 km (0.09 R)
• M21: 3,210,520 km (0.029 R)
• M22: 3,333,041 km (0.117 R)
• M23: 3,447,333 km (0.117 R)
• M24: 3,641,063 km (0.118 R)
• M25: 3,758,946 km (0.057 R)
• M26: 4,029,269 km (0.101 R)
• M27: 4,202,653 km (0.074 R)
• M28: 4,599,536 km (0.091 R)
• M29: 4,921,471 km (0.064 R)
• M30: 5,118,342 km (0.037 R)
• M31: 5,519,713 km (0.111 R)
• M32: 5,644,477 km (0.089 R)
• M33: 5,781,659 km (0.044 R)
• M34: 5,989,450 km (0.117 R)
• M35: 6,353,422 km (0.12 R)
• M36: 6,448,416 km (0.106 R)
• M37: 6,652,169 km (0.041 R)
• M38: 6,760,926 km (0.114 R)
• M39: 7,053,689 km (0.116 R)
• M40: 7,463,139 km (0.07 R)
• M41: 7,816,788 km (0.116 R)
• M42: 8,034,154 km (0.08 R)
• M43: 8,383,465 km (0.112 R)
• M44: 8,724,697 km (0.063 R)
• M45: 8,857,241 km (0.086 R)
• M46: 8,963,605 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.6

Radius: 11.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.1 AU - 1.24 AU

Year: 817 Days

Day: 7.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 80,343,568 km

• M1: 157,527 km (0.092 R)
• M2: 264,938 km (0.087 R)
• M3: 364,271 km (0.075 R)
• M4: 460,911 km (0.118 R)
• M5: 620,233 km (0.055 R)
• M6: 711,936 km (0.084 R)
• M7: 841,039 km (0.088 R)
• M8: 954,285 km (0.119 R)
• M9: 1,093,411 km (0.098 R)
• M10: 1,229,096 km (0.065 R)
• M11: 1,393,055 km (0.115 R)
• M12: 1,570,329 km (0.097 R)
• M13: 1,664,875 km (0.056 R)
• M14: 1,804,300 km (0.114 R)
• M15: 1,897,350 km (0.067 R)
• M16: 2,037,074 km (0.099 R)
• M17: 2,173,507 km (0.105 R)
• M18: 2,279,722 km (0.106 R)
• M19: 2,367,237 km (0.093 R)
• M20: 2,735,995 km (0.067 R)
• M21: 2,858,367 km (0.095 R)
• M22: 3,026,664 km (0.089 R)
• M23: 3,183,293 km (0.06 R)
• M24: 3,274,099 km (0.113 R)
• M25: 3,466,033 km (0.068 R)
• M26: 3,590,798 km (0.093 R)
• M27: 3,757,001 km (0.07 R)
• M28: 3,966,139 km (0.092 R)
• M29: 4,088,659 km (0.101 R)
• M30: 4,179,316 km (0.116 R)
• M31: 4,337,590 km (0.094 R)
• M32: 4,506,187 km (0.108 R)
• M33: 4,582,931 km (0.072 R)
• M34: 4,668,501 km (0.109 R)
• M35: 4,789,376 km (0.104 R)
• M36: 4,893,795 km (0.086 R)
• M37: 5,167,110 km (0.118 R)
• M38: 5,265,396 km (0.054 R)
• M39: 5,572,969 km (0.087 R)
• M40: 5,655,248 km (0.096 R)
• M41: 5,756,526 km (0.043 R)
• M42: 6,064,099 km (0.072 R)
• M43: 6,386,483 km (0.097 R)
• M44: 6,588,589 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.3

Radius: 11.5

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.16 AU - 1.34 AU

Year: 902 Days

Day: 14.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 80,343,568 km

• M1: 143,315 km (0.065 R)
• M2: 215,571 km (0.074 R)
• M3: 329,714 km (0.113 R)
• M4: 457,470 km (0.058 R)
• M5: 591,061 km (0.089 R)
• M6: 671,096 km (0.063 R)
• M7: 744,848 km (0.094 R)
• M8: 832,811 km (0.105 R)
• M9: 978,071 km (0.077 R)
• M10: 1,075,758 km (0.105 R)
• M11: 1,321,697 km (0.113 R)
• M12: 1,458,729 km (0.062 R)
• M13: 1,550,432 km (0.109 R)
• M14: 1,680,732 km (0.117 R)
• M15: 1,777,223 km (0.074 R)
• M16: 2,038,570 km (0.108 R)
• M17: 2,117,857 km (0.111 R)
• M18: 2,222,576 km (0.111 R)
• M19: 2,296,178 km (0.08 R)
• M20: 2,445,776 km (0.088 R)
• M21: 2,530,298 km (0.103 R)
• M22: 2,746,019 km (0.089 R)
• M23: 2,905,191 km (0.07 R)
• M24: 2,976,998 km (0.12 R)
• M25: 3,067,504 km (0.084 R)
• M26: 3,177,309 km (0.12 R)
• M27: 3,438,956 km (0.096 R)
• M28: 3,854,539 km (0.096 R)
• M29: 3,963,446 km (0.106 R)
• M30: 4,123,665 km (0.062 R)
• M31: 4,659,525 km (0.076 R)
• M32: 4,871,505 km (0.062 R)
• M33: 5,173,693 km (0.093 R)
• M34: 5,448,803 km (0.066 R)
• M35: 5,830,727 km (0.06 R)
• M36: 5,944,571 km (0.089 R)
• M37: 6,082,350 km (0.117 R)
• M38: 6,163,283 km (0.114 R)
• M39: 6,291,039 km (0.083 R)
• M40: 6,396,356 km (0.087 R)
• M41: 6,490,304 km (0.096 R)
• M42: 6,847,095 km (0.082 R)
• M43: 6,979,489 km (0.089 R)
• M44: 7,076,428 km (0.095 R)
• M45: 7,234,703 km (0.095 R)
• M46: 7,431,274 km (0.059 R)
• M47: 7,505,475 km (0.04 R)
• M48: 7,704,440 km (0.088 R)
• M49: 7,779,538 km (0.034 R)
• M50: 8,375,985 km (0.1 R)
• M51: 8,777,505 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.3

Radius: 10.2

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.59 AU - 1.85 AU

Year: 1456 Days

Day: 12.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 80,343,568 km

• M1: 130,749 km (0.109 R)
• M2: 416,780 km (0.096 R)
• M3: 509,082 km (0.113 R)
• M4: 650,601 km (0.08 R)
• M5: 717,322 km (0.039 R)
• M6: 806,183 km (0.091 R)
• M7: 1,147,864 km (0.054 R)
• M8: 1,215,483 km (0.045 R)
• M9: 1,426,864 km (0.072 R)
• M10: 1,524,851 km (0.08 R)
• M11: 1,591,273 km (0.113 R)
• M12: 1,684,472 km (0.116 R)
• M13: 1,814,622 km (0.116 R)
• M14: 1,903,334 km (0.112 R)
• M15: 2,282,265 km (0.114 R)
• M16: 2,417,202 km (0.115 R)
• M17: 2,495,442 km (0.043 R)
• M18: 2,705,178 km (0.109 R)
• M19: 2,796,732 km (0.117 R)
• M20: 2,879,161 km (0.073 R)
• M21: 3,004,224 km (0.076 R)
• M22: 3,099,219 km (0.118 R)
• M23: 3,227,574 km (0.092 R)
• M24: 3,489,520 km (0.085 R)
• M25: 4,104,218 km (0.088 R)
• M26: 4,221,652 km (0.094 R)
• M27: 4,544,783 km (0.1 R)
• M28: 4,642,022 km (0.116 R)
• M29: 4,789,226 km (0.072 R)
• M30: 5,063,290 km (0.103 R)
• M31: 5,164,118 km (0.096 R)
• M32: 5,342,290 km (0.088 R)
• M33: 5,419,332 km (0.108 R)
• M34: 5,522,705 km (0.09 R)
• M35: 5,704,915 km (0.095 R)
• M36: 5,796,917 km (0.115 R)
• M37: 5,915,698 km (0.082 R)
• M38: 6,223,271 km (0.064 R)
• M39: 6,331,580 km (0.039 R)
• M40: 6,481,328 km (0.033 R)
• M41: 6,549,844 km (0.051 R)
• M42: 6,659,948 km (0.039 R)
• M43: 6,784,563 km (0.086 R)
• M44: 6,854,126 km (0.09 R)
• M45: 7,163,195 km (0.103 R)
• M46: 7,233,955 km (0.098 R)
• M47: 7,376,372 km (0.072 R)
• M48: 8,146,801 km (0.091 R)
• M49: 8,309,863 km (0.073 R)
• M50: 8,564,179 km (0.093 R)
• M51: 8,639,427 km (0.118 R)
• M52: 9,126,368 km (0.093 R)
• M53: 9,234,078 km (0.116 R)
• M54: 9,311,271 km (0.079 R)
• M55: 9,700,524 km (0.118 R)
• M56: 9,968,305 km (0.087 R)
• M57: 10,126,878 km (0.049 R)
• M58: 10,190,607 km (0.086 R)
• M59: 10,302,357 km (0.104 R)
• M60: 10,672,611 km (0.074 R)
• M61: 10,916,456 km (0.097 R)
• M62: 11,014,442 km (0.029 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.6

Radius: 6.8

Gravity: 20.15 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.04 AU - 10.76 AU

Year: 18608 Days

Day: 15.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 80,343,568 km

• M1: 141,968 km (0.079 R)
• M2: 328,816 km (0.06 R)
• M3: 632,799 km (0.105 R)
• M4: 876,344 km (0.097 R)
• M5: 1,799,363 km (0.101 R)
• M6: 1,866,682 km (0.098 R)
• M7: 2,509,205 km (0.092 R)
• M8: 2,893,672 km (0.076 R)
• M9: 2,972,809 km (0.097 R)
• M10: 3,214,559 km (0.093 R)
• M11: 3,803,227 km (0.044 R)
• M12: 4,243,792 km (0.088 R)
• M13: 4,288,821 km (0.102 R)
• M14: 5,366,225 km (0.059 R)
• M15: 5,463,763 km (0.092 R)
• M16: 5,710,151 km (0.101 R)
• M17: 5,909,864 km (0.076 R)
• M18: 6,111,821 km (0.042 R)
• M19: 6,367,633 km (0.091 R)
• M20: 6,470,856 km (0.111 R)
• M21: 6,574,677 km (0.105 R)
• M22: 6,731,605 km (0.112 R)
• M23: 7,048,902 km (0.095 R)
• M24: 8,536,354 km (0.098 R)
• M25: 10,056,866 km (0.09 R)
• M26: 10,602,300 km (0.071 R)
• M27: 10,663,486 km (0.111 R)
• M28: 11,785,320 km (0.116 R)
• M29: 12,167,543 km (0.101 R)
• M30: 12,748,431 km (0.058 R)
• M31: 14,613,019 km (0.081 R)
• M32: 15,437,902 km (0.112 R)
• M33: 15,646,441 km (0.081 R)
• M34: 16,988,933 km (0.108 R)
• M35: 17,782,998 km (0.079 R)
• M36: 20,617,579 km (0.115 R)
• M37: 21,231,977 km (0.084 R)
• M38: 22,008,390 km (0.106 R)
• M39: 22,086,630 km (0.05 R)
• M40: 22,873,215 km (0.061 R)
• M41: 23,111,076 km (0.086 R)
• M42: 23,989,963 km (0.105 R)
• M43: 25,206,044 km (0.113 R)
• M44: 25,451,684 km (0.064 R)
• M45: 26,525,198 km (0.053 R)
• M46: 27,277,077 km (0.119 R)
• M47: 27,445,076 km (0.09 R)
• M48: 29,144,208 km (0.081 R)
• M49: 29,919,873 km (0.091 R)
• M50: 31,932,713 km (0.058 R)
• M51: 32,198,548 km (0.077 R)
• M52: 32,821,474 km (0.117 R)
• M53: 33,179,312 km (0.078 R)
• M54: 35,995,641 km (0.097 R)
• M55: 36,364,550 km (0.107 R)
• M56: 37,572,253 km (0.045 R)
• M57: 38,227,941 km (0.118 R)
• M58: 39,360,845 km (0.102 R)
• M59: 41,273,454 km (0.098 R)
• M60: 42,241,203 km (0.116 R)
• M61: 45,985,637 km (0.049 R)
• M62: 48,506,362 km (0.099 R)
• M63: 49,015,892 km (0.116 R)
• M64: 49,220,243 km (0.111 R)
• M65: 49,732,167 km (0.101 R)
• M66: 50,246,035 km (0.075 R)
• M67: 50,555,104 km (0.078 R)
• M68: 50,968,294 km (0.079 R)
• M69: 52,110,025 km (0.102 R)
• M70: 56,761,172 km (0.079 R)
• M71: 57,405,640 km (0.029 R)
• M72: 58,052,501 km (0.093 R)
• M73: 58,160,511 km (0.088 R)
• M74: 58,918,673 km (0.118 R)
• M75: 59,135,889 km (0.075 R)
• M76: 60,226,158 km (0.1 R)
• M77: 60,773,686 km (0.114 R)
• M78: 63,424,860 km (0.098 R)
• M79: 63,870,512 km (0.066 R)
• M80: 63,981,962 km (0.12 R)
• M81: 65,775,491 km (0.064 R)
• M82: 66,791,709 km (0.073 R)
• M83: 67,699,320 km (0.105 R)
• M84: 68,268,540 km (0.108 R)
• M85: 70,100,964 km (0.066 R)
• M86: 70,792,256 km (0.042 R)
• M87: 71,370,152 km (0.106 R)
• M88: 72,181,721 km (0.05 R)
• M89: 73,112,967 km (0.076 R)
• M90: 75,576,545 km (0.072 R)
• M91: 77,233,940 km (0.056 R)
• M92: 77,947,821 km (0.098 R)
• M93: 78,664,096 km (0.039 R)
• M94: 79,742,397 km (0.12 R)
• M95: 79,862,524 km (0.118 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: 168 - 10,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit