🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.49 AU - 0.53 AU

Year: 235 Days

Day: 17.4 Hours

Environment

Temp: -109 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.58 AU - 0.76 AU

Year: 354 Days

Day: 26.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.8

Radius: 13.6

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.82 AU - 1.12 AU

Year: 617 Days

Day: 13.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 71,869,284 km

• M1: 171,738 km (0.059 R)
• M2: 261,198 km (0.103 R)
• M3: 354,098 km (0.075 R)
• M4: 485,595 km (0.118 R)
• M5: 586,723 km (0.075 R)
• M6: 701,464 km (0.117 R)
• M7: 972,985 km (0.032 R)
• M8: 1,064,090 km (0.041 R)
• M9: 1,152,801 km (0.12 R)
• M10: 1,368,372 km (0.086 R)
• M11: 1,478,326 km (0.038 R)
• M12: 1,565,991 km (0.1 R)
• M13: 1,674,898 km (0.077 R)
• M14: 1,766,751 km (0.083 R)
• M15: 1,880,595 km (0.07 R)
• M16: 1,976,337 km (0.045 R)
• M17: 2,223,024 km (0.081 R)
• M18: 2,398,203 km (0.058 R)
• M19: 2,494,993 km (0.042 R)
• M20: 2,739,137 km (0.093 R)
• M21: 2,825,006 km (0.07 R)
• M22: 2,919,552 km (0.111 R)
• M23: 3,063,615 km (0.03 R)
• M24: 3,210,071 km (0.104 R)
• M25: 3,350,693 km (0.118 R)
• M26: 3,459,600 km (0.049 R)
• M27: 3,637,921 km (0.111 R)
• M28: 3,942,353 km (0.081 R)
• M29: 4,191,732 km (0.085 R)
• M30: 4,309,466 km (0.075 R)
• M31: 4,437,372 km (0.062 R)
• M32: 4,557,350 km (0.098 R)
• M33: 4,650,399 km (0.11 R)
• M34: 4,800,596 km (0.118 R)
• M35: 4,885,866 km (0.087 R)
• M36: 5,009,883 km (0.038 R)
• M37: 5,115,499 km (0.047 R)
• M38: 5,251,184 km (0.102 R)
• M39: 5,397,940 km (0.073 R)
• M40: 5,605,731 km (0.034 R)
• M41: 5,896,998 km (0.058 R)
• M42: 6,049,738 km (0.092 R)
• M43: 6,141,890 km (0.097 R)
• M44: 6,286,402 km (0.037 R)
• M45: 6,411,017 km (0.071 R)
• M46: 6,694,654 km (0.026 R)
• M47: 6,993,102 km (0.079 R)
• M48: 7,274,346 km (0.118 R)
• M49: 7,372,482 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.7

Radius: 9.7

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.94 AU - 1.1 AU

Year: 665 Days

Day: 11.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,869,284 km

• M1: 142,268 km (0.049 R)
• M2: 246,836 km (0.05 R)
• M3: 323,879 km (0.09 R)
• M4: 441,164 km (0.118 R)
• M5: 503,846 km (0.065 R)
• M6: 565,630 km (0.091 R)
• M7: 822,040 km (0.074 R)
• M8: 939,475 km (0.085 R)
• M9: 1,021,155 km (0.052 R)
• M10: 1,114,504 km (0.115 R)
• M11: 1,329,775 km (0.097 R)
• M12: 1,419,085 km (0.12 R)
• M13: 1,531,134 km (0.044 R)
• M14: 1,603,988 km (0.06 R)
• M15: 1,667,418 km (0.093 R)
• M16: 2,077,466 km (0.111 R)
• M17: 2,170,216 km (0.114 R)
• M18: 2,284,210 km (0.103 R)
• M19: 2,372,173 km (0.053 R)
• M20: 2,477,490 km (0.046 R)
• M21: 2,617,664 km (0.078 R)
• M22: 2,701,289 km (0.117 R)
• M23: 2,910,277 km (0.079 R)
• M24: 3,010,208 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.6

Radius: 13.2

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.83 AU - 1.23 AU

Year: 675 Days

Day: 10.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 71,869,284 km

• M1: 166,353 km (0.059 R)
• M2: 258,056 km (0.091 R)
• M3: 357,689 km (0.102 R)
• M4: 539,749 km (0.065 R)
• M5: 637,437 km (0.101 R)
• M6: 789,428 km (0.08 R)
• M7: 966,402 km (0.083 R)
• M8: 1,060,350 km (0.097 R)
• M9: 1,176,138 km (0.101 R)
• M10: 1,270,984 km (0.063 R)
• M11: 1,394,851 km (0.119 R)
• M12: 1,502,711 km (0.076 R)
• M13: 1,585,438 km (0.049 R)
• M14: 1,748,650 km (0.075 R)
• M15: 1,858,305 km (0.045 R)
• M16: 1,970,204 km (0.082 R)
• M17: 2,138,801 km (0.086 R)
• M18: 2,280,320 km (0.097 R)
• M19: 2,606,444 km (0.089 R)
• M20: 2,698,746 km (0.107 R)
• M21: 2,817,975 km (0.052 R)
• M22: 2,947,676 km (0.052 R)
• M23: 3,132,729 km (0.119 R)
• M24: 3,312,695 km (0.091 R)
• M25: 3,422,350 km (0.027 R)
• M26: 3,617,127 km (0.093 R)
• M27: 3,768,071 km (0.098 R)
• M28: 3,949,982 km (0.103 R)
• M29: 4,135,035 km (0.046 R)
• M30: 4,322,930 km (0.049 R)
• M31: 4,635,589 km (0.117 R)
• M32: 4,727,742 km (0.102 R)
• M33: 5,029,181 km (0.099 R)
• M34: 5,261,956 km (0.083 R)
• M35: 5,347,525 km (0.117 R)
• M36: 5,606,928 km (0.1 R)
• M37: 5,716,284 km (0.034 R)
• M38: 6,376,160 km (0.063 R)
• M39: 6,478,934 km (0.106 R)
• M40: 6,709,465 km (0.104 R)
• M41: 6,849,039 km (0.085 R)
• M42: 7,001,330 km (0.103 R)
• M43: 7,214,058 km (0.098 R)
• M44: 7,345,255 km (0.088 R)
• M45: 7,633,979 km (0.109 R)
• M46: 7,804,222 km (0.085 R)
• M47: 8,111,346 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.5

Radius: 11.5

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.25 AU - 1.31 AU

Year: 935 Days

Day: 12.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 71,869,284 km

• M1: 143,165 km (0.077 R)
• M2: 223,350 km (0.103 R)
• M3: 327,021 km (0.098 R)
• M4: 404,064 km (0.109 R)
• M5: 482,752 km (0.115 R)
• M6: 579,093 km (0.092 R)
• M7: 691,292 km (0.052 R)
• M8: 828,772 km (0.086 R)
• M9: 939,624 km (0.091 R)
• M10: 1,142,778 km (0.115 R)
• M11: 1,252,583 km (0.055 R)
• M12: 1,334,712 km (0.059 R)
• M13: 1,413,550 km (0.116 R)
• M14: 1,603,689 km (0.09 R)
• M15: 1,727,855 km (0.117 R)
• M16: 1,837,660 km (0.118 R)
• M17: 1,961,826 km (0.082 R)
• M18: 2,094,969 km (0.103 R)
• M19: 2,237,535 km (0.041 R)
• M20: 2,345,096 km (0.107 R)
• M21: 2,434,855 km (0.074 R)
• M22: 2,539,125 km (0.083 R)
• M23: 2,618,262 km (0.093 R)
• M24: 2,691,565 km (0.1 R)
• M25: 2,785,812 km (0.102 R)
• M26: 2,991,658 km (0.081 R)
• M27: 3,124,651 km (0.107 R)
• M28: 3,209,772 km (0.063 R)
• M29: 3,331,545 km (0.095 R)
• M30: 3,469,623 km (0.117 R)
• M31: 3,729,026 km (0.113 R)
• M32: 3,994,712 km (0.111 R)
• M33: 4,118,280 km (0.088 R)
• M34: 4,266,681 km (0.084 R)
• M35: 4,480,755 km (0.115 R)
• M36: 4,657,730 km (0.08 R)
• M37: 4,944,210 km (0.079 R)
• M38: 5,261,806 km (0.108 R)
• M39: 5,338,101 km (0.116 R)
• M40: 5,457,330 km (0.086 R)
• M41: 5,560,403 km (0.076 R)
• M42: 5,638,045 km (0.114 R)
• M43: 5,724,662 km (0.103 R)
• M44: 5,829,380 km (0.106 R)
• M45: 6,049,439 km (0.072 R)

Asteroid Belt

Center: 1.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.4

Radius: 12.5

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.46 AU - 2.8 AU

Year: 2754 Days

Day: 9.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 71,869,284 km

• M1: 155,881 km (0.084 R)
• M2: 318,943 km (0.096 R)
• M3: 399,426 km (0.091 R)
• M4: 483,650 km (0.062 R)
• M5: 813,364 km (0.096 R)
• M6: 919,578 km (0.116 R)
• M7: 1,239,718 km (0.053 R)
• M8: 1,325,437 km (0.115 R)
• M9: 1,423,125 km (0.086 R)
• M10: 1,595,162 km (0.103 R)
• M11: 1,720,974 km (0.057 R)
• M12: 1,894,059 km (0.028 R)
• M13: 1,982,770 km (0.111 R)
• M14: 2,141,643 km (0.111 R)
• M15: 2,340,459 km (0.093 R)
• M16: 2,520,874 km (0.061 R)
• M17: 2,656,260 km (0.118 R)
• M18: 2,768,907 km (0.112 R)
• M19: 3,142,902 km (0.117 R)
• M20: 3,248,967 km (0.109 R)
• M21: 3,396,769 km (0.095 R)
• M22: 3,588,255 km (0.09 R)
• M23: 3,713,169 km (0.118 R)
• M24: 4,111,398 km (0.093 R)
• M25: 4,301,088 km (0.098 R)
• M26: 5,041,897 km (0.098 R)
• M27: 5,387,468 km (0.043 R)
• M28: 5,531,082 km (0.095 R)
• M29: 5,724,662 km (0.109 R)
• M30: 5,936,791 km (0.058 R)
• M31: 6,035,676 km (0.098 R)
• M32: 6,318,715 km (0.071 R)
• M33: 6,606,092 km (0.109 R)
• M34: 6,811,490 km (0.06 R)
• M35: 7,440,848 km (0.104 R)
• M36: 7,529,710 km (0.063 R)
• M37: 7,690,527 km (0.098 R)
• M38: 7,961,299 km (0.101 R)
• M39: 8,143,510 km (0.066 R)
• M40: 8,400,968 km (0.12 R)
• M41: 8,717,218 km (0.112 R)
• M42: 8,886,263 km (0.052 R)
• M43: 9,457,577 km (0.06 R)
• M44: 10,198,536 km (0.114 R)
• M45: 10,317,167 km (0.11 R)
• M46: 10,696,098 km (0.034 R)
• M47: 10,836,870 km (0.07 R)
• M48: 11,099,863 km (0.075 R)
• M49: 11,365,100 km (0.098 R)
• M50: 11,653,076 km (0.04 R)
• M51: 11,797,886 km (0.061 R)
• M52: 11,922,651 km (0.114 R)
• M53: 12,047,715 km (0.061 R)
• M54: 12,194,171 km (0.082 R)
• M55: 12,278,245 km (0.081 R)
• M56: 12,425,749 km (0.088 R)
• M57: 13,604,730 km (0.069 R)
• M58: 14,020,312 km (0.069 R)
• M59: 14,240,670 km (0.063 R)
• M60: 14,886,484 km (0.109 R)
• M61: 15,201,687 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.2

Radius: 4.3

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.29 AU - 8.01 AU

Year: 11073 Days

Day: 15.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 71,869,284 km

• M1: 75,547 km (0.055 R)
• M2: 325,375 km (0.101 R)
• M3: 433,385 km (0.103 R)
• M4: 573,857 km (0.051 R)
• M5: 751,430 km (0.117 R)
• M6: 786,735 km (0.104 R)
• M7: 883,226 km (0.113 R)
• M8: 1,168,659 km (0.108 R)
• M9: 1,196,035 km (0.096 R)
• M10: 1,350,121 km (0.033 R)
• M11: 1,451,399 km (0.114 R)
• M12: 1,480,869 km (0.082 R)
• M13: 1,661,733 km (0.082 R)
• M14: 2,011,343 km (0.072 R)
• M15: 2,044,255 km (0.059 R)
• M16: 2,383,094 km (0.071 R)
• M17: 2,702,934 km (0.076 R)
• M18: 2,739,287 km (0.106 R)
• M19: 2,812,590 km (0.053 R)
• M20: 2,960,991 km (0.066 R)
• M21: 3,074,087 km (0.116 R)
• M22: 3,343,363 km (0.1 R)
• M23: 3,402,005 km (0.098 R)
• M24: 3,945,494 km (0.115 R)
• M25: 4,645,762 km (0.074 R)
• M26: 5,088,572 km (0.116 R)
• M27: 5,314,913 km (0.071 R)
• M28: 6,109,278 km (0.106 R)
• M29: 6,939,845 km (0.084 R)
• M30: 7,343,011 km (0.058 R)
• M31: 7,961,748 km (0.086 R)
• M32: 8,040,138 km (0.054 R)
• M33: 8,893,593 km (0.107 R)
• M34: 8,975,124 km (0.109 R)
• M35: 9,303,492 km (0.096 R)
• M36: 9,915,646 km (0.065 R)
• M37: 10,311,931 km (0.097 R)
• M38: 10,483,370 km (0.113 R)
• M39: 10,655,856 km (0.094 R)
• M40: 12,279,292 km (0.107 R)
• M41: 12,980,607 km (0.103 R)
• M42: 13,289,676 km (0.092 R)
• M43: 13,852,015 km (0.086 R)
• M44: 14,485,861 km (0.114 R)
• M45: 14,517,875 km (0.106 R)
• M46: 15,194,057 km (0.106 R)
• M47: 15,356,521 km (0.049 R)
• M48: 15,421,745 km (0.1 R)
• M49: 15,847,501 km (0.096 R)
• M50: 16,012,358 km (0.049 R)
• M51: 16,912,039 km (0.094 R)
• M52: 17,486,944 km (0.108 R)
• M53: 18,516,925 km (0.038 R)
• M54: 18,551,632 km (0.079 R)
• M55: 18,621,045 km (0.071 R)
• M56: 19,004,315 km (0.12 R)
• M57: 19,074,327 km (0.068 R)
• M58: 19,531,199 km (0.063 R)
• M59: 19,637,264 km (0.103 R)
• M60: 20,098,474 km (0.114 R)
• M61: 21,068,018 km (0.097 R)
• M62: 21,212,978 km (0.081 R)
• M63: 21,249,330 km (0.058 R)
• M64: 21,321,885 km (0.115 R)
• M65: 22,052,821 km (0.049 R)
• M66: 22,236,676 km (0.094 R)
• M67: 22,384,329 km (0.059 R)
• M68: 22,754,584 km (0.1 R)
• M69: 23,576,475 km (0.079 R)
• M70: 23,839,917 km (0.107 R)
• M71: 24,407,940 km (0.066 R)
• M72: 24,484,085 km (0.044 R)
• M73: 24,865,560 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924.5

Radius: 6.6

Gravity: 21.22 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.1 AU - 8.76 AU

Year: 15804 Days

Day: 16.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 71,869,284 km

• M1: 143,315 km (0.099 R)
• M2: 241,152 km (0.108 R)
• M3: 493,075 km (0.116 R)
• M4: 677,978 km (0.075 R)
• M5: 744,698 km (0.108 R)
• M6: 1,084,884 km (0.106 R)
• M7: 1,271,731 km (0.117 R)
• M8: 1,355,058 km (0.1 R)
• M9: 1,556,566 km (0.115 R)
• M10: 1,798,615 km (0.083 R)
• M11: 2,386,385 km (0.08 R)
• M12: 2,955,007 km (0.064 R)
• M13: 3,564,020 km (0.046 R)
• M14: 3,923,354 km (0.099 R)
• M15: 4,086,864 km (0.12 R)
• M16: 4,462,804 km (0.04 R)
• M17: 4,937,328 km (0.105 R)
• M18: 5,158,284 km (0.064 R)
• M19: 5,247,594 km (0.112 R)
• M20: 5,747,999 km (0.083 R)
• M21: 6,074,422 km (0.072 R)
• M22: 6,311,235 km (0.051 R)
• M23: 6,454,849 km (0.069 R)
• M24: 6,696,449 km (0.07 R)
• M25: 6,990,409 km (0.053 R)
• M26: 7,188,776 km (0.092 R)
• M27: 7,489,767 km (0.053 R)
• M28: 7,846,109 km (0.08 R)
• M29: 9,055,458 km (0.082 R)
• M30: 9,986,107 km (0.053 R)
• M31: 10,209,606 km (0.07 R)
• M32: 10,718,239 km (0.118 R)
• M33: 11,004,419 km (0.113 R)
• M34: 11,584,261 km (0.101 R)
• M35: 12,233,515 km (0.063 R)
• M36: 12,412,734 km (0.081 R)
• M37: 12,955,325 km (0.066 R)
• M38: 13,876,848 km (0.069 R)
• M39: 14,314,123 km (0.066 R)
• M40: 15,266,164 km (0.042 R)
• M41: 16,699,311 km (0.107 R)
• M42: 18,859,355 km (0.082 R)
• M43: 18,997,284 km (0.081 R)
• M44: 19,412,867 km (0.028 R)
• M45: 19,482,579 km (0.074 R)
• M46: 20,394,528 km (0.099 R)
• M47: 21,105,567 km (0.112 R)
• M48: 21,824,684 km (0.054 R)
• M49: 22,332,868 km (0.049 R)
• M50: 22,625,032 km (0.092 R)
• M51: 23,880,607 km (0.104 R)
• M52: 24,705,041 km (0.044 R)
• M53: 25,615,195 km (0.111 R)
• M54: 26,151,054 km (0.031 R)
• M55: 28,489,418 km (0.088 R)
• M56: 28,568,556 km (0.087 R)
• M57: 29,763,693 km (0.052 R)
• M58: 30,731,442 km (0.077 R)
• M59: 32,037,880 km (0.056 R)
• M60: 33,529,221 km (0.07 R)
• M61: 34,031,272 km (0.117 R)
• M62: 34,199,270 km (0.089 R)
• M63: 35,637,654 km (0.115 R)
• M64: 35,722,924 km (0.11 R)
• M65: 36,235,746 km (0.109 R)
• M66: 36,578,923 km (0.118 R)
• M67: 39,363,389 km (0.114 R)
• M68: 39,539,764 km (0.115 R)
• M69: 39,804,553 km (0.09 R)
• M70: 42,035,057 km (0.032 R)
• M71: 42,215,173 km (0.06 R)
• M72: 42,395,737 km (0.059 R)
• M73: 42,847,972 km (0.069 R)
• M74: 43,210,896 km (0.04 R)
• M75: 43,392,658 km (0.059 R)
• M76: 43,848,482 km (0.103 R)
• M77: 46,058,043 km (0.086 R)
• M78: 47,176,287 km (0.087 R)
• M79: 48,775,787 km (0.093 R)
• M80: 48,870,483 km (0.077 R)
• M81: 49,724,986 km (0.115 R)
• M82: 51,737,975 km (0.102 R)
• M83: 55,151,798 km (0.062 R)
• M84: 56,438,190 km (0.109 R)
• M85: 57,834,686 km (0.047 R)
• M86: 58,436,519 km (0.044 R)
• M87: 60,458,035 km (0.086 R)
• M88: 61,170,869 km (0.065 R)
• M89: 62,502,140 km (0.083 R)
• M90: 63,016,757 km (0.05 R)
• M91: 64,257,521 km (0.112 R)
• M92: 64,568,984 km (0.104 R)
• M93: 70,687,986 km (0.028 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 14,032 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit