🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.63 AU - 0.67 AU

Year: 344 Days

Day: 25.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.3

Radius: 15

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.59 AU - 0.93 AU

Year: 435 Days

Day: 6.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 36,355,362 km

• M1: 186,698 km (0.036 R)
• M2: 286,929 km (0.101 R)
• M3: 389,254 km (0.108 R)
• M4: 581,936 km (0.043 R)
• M5: 746,194 km (0.11 R)
• M6: 879,187 km (0.111 R)
• M7: 993,928 km (0.107 R)
• M8: 1,193,342 km (0.085 R)
• M9: 1,305,092 km (0.104 R)
• M10: 1,434,195 km (0.111 R)
• M11: 1,535,173 km (0.119 R)
• M12: 1,691,503 km (0.109 R)
• M13: 1,908,570 km (0.079 R)
• M14: 2,031,090 km (0.089 R)
• M15: 2,129,974 km (0.073 R)
• M16: 2,300,516 km (0.118 R)
• M17: 2,453,555 km (0.074 R)
• M18: 2,593,129 km (0.048 R)
• M19: 2,787,457 km (0.057 R)
• M20: 2,909,978 km (0.108 R)
• M21: 3,058,229 km (0.037 R)
• M22: 3,343,961 km (0.118 R)
• M23: 3,632,236 km (0.056 R)
• M24: 3,915,724 km (0.11 R)
• M25: 4,033,907 km (0.1 R)
• M26: 4,206,543 km (0.087 R)
• M27: 4,327,717 km (0.1 R)
• M28: 4,484,047 km (0.087 R)
• M29: 4,865,970 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.3

Radius: 8.7

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.71 AU - 0.91 AU

Year: 478 Days

Day: 10.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 36,355,362 km

• M1: 109,057 km (0.119 R)
• M2: 175,777 km (0.072 R)
• M3: 291,117 km (0.094 R)
• M4: 415,583 km (0.116 R)
• M5: 484,099 km (0.065 R)
• M6: 565,181 km (0.047 R)
• M7: 657,034 km (0.044 R)
• M8: 736,321 km (0.116 R)
• M9: 831,615 km (0.087 R)
• M10: 895,343 km (0.055 R)
• M11: 1,014,573 km (0.108 R)
• M12: 1,111,213 km (0.092 R)
• M13: 1,258,417 km (0.03 R)
• M14: 1,321,398 km (0.057 R)
• M15: 1,438,982 km (0.097 R)
• M16: 1,512,883 km (0.119 R)
• M17: 1,588,131 km (0.049 R)
• M18: 1,656,497 km (0.117 R)
• M19: 1,767,200 km (0.108 R)
• M20: 1,983,219 km (0.051 R)
• M21: 2,109,779 km (0.118 R)
• M22: 2,203,277 km (0.095 R)
• M23: 2,320,861 km (0.09 R)
• M24: 2,389,826 km (0.078 R)
• M25: 2,609,884 km (0.098 R)
• M26: 2,802,567 km (0.054 R)
• M27: 2,871,082 km (0.085 R)
• M28: 2,950,070 km (0.112 R)
• M29: 3,125,548 km (0.027 R)
• M30: 3,217,252 km (0.083 R)
• M31: 3,392,581 km (0.113 R)
• M32: 3,507,920 km (0.056 R)
• M33: 3,613,836 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.3

Radius: 11.8

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.46 AU - 1.58 AU

Year: 1229 Days

Day: 5.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 36,355,362 km

• M1: 156,031 km (0.105 R)
• M2: 266,434 km (0.099 R)
• M3: 402,568 km (0.068 R)
• M4: 699,370 km (0.089 R)
• M5: 818,749 km (0.117 R)
• M6: 892,650 km (0.072 R)
• M7: 1,055,712 km (0.116 R)
• M8: 1,137,093 km (0.085 R)
• M9: 1,368,073 km (0.112 R)
• M10: 1,448,556 km (0.067 R)
• M11: 1,586,485 km (0.107 R)
• M12: 1,777,372 km (0.091 R)
• M13: 1,986,361 km (0.084 R)
• M14: 2,099,008 km (0.065 R)
• M15: 2,309,642 km (0.034 R)
• M16: 2,385,039 km (0.096 R)
• M17: 2,706,225 km (0.086 R)
• M18: 2,820,369 km (0.057 R)
• M19: 3,148,437 km (0.091 R)
• M20: 3,268,713 km (0.088 R)
• M21: 3,353,835 km (0.11 R)
• M22: 3,476,655 km (0.105 R)
• M23: 3,638,669 km (0.05 R)
• M24: 4,139,822 km (0.101 R)
• M25: 4,513,218 km (0.07 R)
• M26: 4,621,976 km (0.103 R)
• M27: 4,786,683 km (0.111 R)
• M28: 4,925,360 km (0.112 R)
• M29: 5,023,347 km (0.12 R)
• M30: 5,207,053 km (0.109 R)
• M31: 5,392,854 km (0.09 R)
• M32: 5,654,052 km (0.111 R)
• M33: 5,859,898 km (0.096 R)
• M34: 6,631,225 km (0.1 R)
• M35: 7,036,785 km (0.067 R)
• M36: 7,370,238 km (0.11 R)
• M37: 7,530,906 km (0.093 R)
• M38: 7,741,391 km (0.116 R)
• M39: 7,822,921 km (0.086 R)
• M40: 8,334,696 km (0.115 R)
• M41: 8,502,245 km (0.098 R)
• M42: 8,806,378 km (0.076 R)
• M43: 8,908,703 km (0.111 R)
• M44: 9,079,843 km (0.095 R)
• M45: 9,252,180 km (0.096 R)
• M46: 9,495,276 km (0.108 R)
• M47: 9,811,077 km (0.099 R)
• M48: 10,058,961 km (0.072 R)
• M49: 10,165,923 km (0.103 R)
• M50: 10,273,185 km (0.104 R)
• M51: 10,362,794 km (0.104 R)
• M52: 10,687,870 km (0.1 R)
• M53: 11,218,793 km (0.109 R)
• M54: 11,478,046 km (0.093 R)
• M55: 11,645,895 km (0.092 R)
• M56: 12,746,636 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.7

Radius: 14.2

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.21 AU - 4.97 AU

Year: 5426 Days

Day: 11.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 36,355,362 km

• M1: 181,911 km (0.072 R)
• M2: 270,323 km (0.113 R)
• M3: 398,978 km (0.105 R)
• M4: 568,173 km (0.091 R)
• M5: 766,539 km (0.045 R)
• M6: 927,058 km (0.081 R)
• M7: 1,542,504 km (0.092 R)
• M8: 1,658,592 km (0.116 R)
• M9: 2,554,533 km (0.046 R)
• M10: 2,979,541 km (0.074 R)
• M11: 3,376,574 km (0.103 R)
• M12: 3,564,169 km (0.066 R)
• M13: 3,825,816 km (0.037 R)
• M14: 4,093,895 km (0.116 R)
• M15: 4,479,559 km (0.115 R)
• M16: 5,109,665 km (0.067 R)
• M17: 5,325,983 km (0.102 R)
• M18: 5,993,190 km (0.075 R)
• M19: 6,200,682 km (0.082 R)
• M20: 6,516,483 km (0.089 R)
• M21: 6,729,810 km (0.118 R)
• M22: 7,764,129 km (0.108 R)
• M23: 8,104,614 km (0.082 R)
• M24: 8,334,397 km (0.113 R)
• M25: 8,496,561 km (0.081 R)
• M26: 8,636,435 km (0.081 R)
• M27: 8,942,063 km (0.095 R)
• M28: 9,904,725 km (0.112 R)
• M29: 10,051,930 km (0.087 R)
• M30: 10,323,899 km (0.075 R)
• M31: 11,179,748 km (0.08 R)
• M32: 11,307,505 km (0.116 R)
• M33: 11,667,886 km (0.116 R)
• M34: 11,953,767 km (0.071 R)
• M35: 12,905,659 km (0.087 R)
• M36: 13,147,409 km (0.116 R)
• M37: 13,608,170 km (0.116 R)
• M38: 13,772,130 km (0.114 R)
• M39: 14,657,300 km (0.09 R)
• M40: 14,825,448 km (0.095 R)
• M41: 14,994,045 km (0.092 R)
• M42: 15,163,390 km (0.094 R)
• M43: 15,761,183 km (0.101 R)
• M44: 15,962,093 km (0.059 R)
• M45: 16,541,037 km (0.093 R)
• M46: 16,803,730 km (0.087 R)
• M47: 17,097,391 km (0.08 R)
• M48: 17,928,557 km (0.059 R)
• M49: 18,681,632 km (0.119 R)
• M50: 19,506,814 km (0.103 R)
• M51: 19,846,402 km (0.119 R)
• M52: 20,250,166 km (0.063 R)
• M53: 20,375,080 km (0.107 R)
• M54: 20,625,358 km (0.095 R)
• M55: 20,813,851 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.4

Radius: 15

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.37 AU - 4.47 AU

Year: 6096 Days

Day: 9.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 36,355,362 km

• M1: 192,233 km (0.108 R)
• M2: 359,334 km (0.074 R)
• M3: 487,839 km (0.115 R)
• M4: 613,650 km (0.097 R)
• M5: 891,155 km (0.094 R)
• M6: 1,116,000 km (0.08 R)
• M7: 1,360,593 km (0.047 R)
• M8: 1,551,629 km (0.113 R)
• M9: 1,846,187 km (0.085 R)
• M10: 2,468,963 km (0.09 R)
• M11: 2,661,645 km (0.118 R)
• M12: 2,793,142 km (0.099 R)
• M13: 3,531,108 km (0.071 R)
• M14: 3,749,371 km (0.032 R)
• M15: 3,847,956 km (0.1 R)
• M16: 4,098,084 km (0.116 R)
• M17: 4,535,807 km (0.073 R)
• M18: 4,693,932 km (0.103 R)
• M19: 4,853,853 km (0.047 R)
• M20: 5,070,171 km (0.085 R)
• M21: 5,261,956 km (0.06 R)
• M22: 5,596,606 km (0.095 R)
• M23: 5,909,415 km (0.099 R)
• M24: 7,004,023 km (0.097 R)
• M25: 7,434,416 km (0.112 R)
• M26: 7,684,394 km (0.116 R)
• M27: 8,679,070 km (0.085 R)
• M28: 9,275,218 km (0.116 R)
• M29: 9,714,138 km (0.062 R)
• M30: 9,850,571 km (0.081 R)
• M31: 10,472,449 km (0.079 R)
• M32: 12,413,931 km (0.098 R)
• M33: 12,562,182 km (0.1 R)
• M34: 12,748,282 km (0.108 R)
• M35: 13,123,174 km (0.094 R)
• M36: 13,274,268 km (0.118 R)
• M37: 13,463,808 km (0.111 R)
• M38: 13,577,952 km (0.117 R)
• M39: 13,692,544 km (0.091 R)
• M40: 14,620,200 km (0.084 R)
• M41: 15,131,226 km (0.091 R)
• M42: 15,329,294 km (0.057 R)
• M43: 15,928,882 km (0.062 R)
• M44: 16,089,999 km (0.071 R)
• M45: 16,454,719 km (0.081 R)
• M46: 16,945,250 km (0.105 R)
• M47: 17,398,980 km (0.054 R)
• M48: 17,565,034 km (0.12 R)
• M49: 17,773,424 km (0.061 R)
• M50: 18,276,671 km (0.119 R)
• M51: 19,297,228 km (0.047 R)
• M52: 19,512,200 km (0.117 R)
• M53: 19,901,154 km (0.051 R)
• M54: 20,642,861 km (0.12 R)
• M55: 20,906,901 km (0.101 R)
• M56: 21,527,134 km (0.055 R)
• M57: 21,794,764 km (0.063 R)
• M58: 22,198,379 km (0.114 R)
• M59: 22,559,209 km (0.118 R)
• M60: 23,515,738 km (0.034 R)
• M61: 23,699,444 km (0.08 R)
• M62: 23,837,523 km (0.113 R)
• M63: 24,160,655 km (0.118 R)
• M64: 24,485,431 km (0.092 R)
• M65: 25,092,350 km (0.087 R)
• M66: 25,232,972 km (0.087 R)
• M67: 25,515,413 km (0.07 R)
• M68: 27,038,618 km (0.051 R)
• M69: 27,859,911 km (0.099 R)
• M70: 31,377,555 km (0.119 R)
• M71: 31,934,957 km (0.047 R)
• M72: 32,444,487 km (0.104 R)
• M73: 32,802,774 km (0.115 R)
• M74: 33,162,407 km (0.065 R)
• M75: 33,471,776 km (0.098 R)
• M76: 34,197,176 km (0.109 R)
• M77: 35,032,680 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.8

Radius: 13.9

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.83 AU - 5.27 AU

Year: 6367 Days

Day: 12.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 36,355,362 km

• M1: 179,218 km (0.096 R)
• M2: 266,733 km (0.1 R)
• M3: 382,372 km (0.111 R)
• M4: 498,460 km (0.068 R)
• M5: 691,292 km (0.115 R)
• M6: 842,984 km (0.084 R)
• M7: 995,125 km (0.082 R)
• M8: 1,182,870 km (0.102 R)
• M9: 1,288,337 km (0.12 R)
• M10: 1,397,095 km (0.041 R)
• M11: 1,494,932 km (0.072 R)
• M12: 1,728,005 km (0.073 R)
• M13: 1,864,438 km (0.067 R)
• M14: 2,230,205 km (0.084 R)
• M15: 2,447,272 km (0.109 R)
• M16: 2,706,525 km (0.054 R)
• M17: 2,920,599 km (0.076 R)
• M18: 3,121,808 km (0.086 R)
• M19: 3,252,407 km (0.083 R)
• M20: 3,480,394 km (0.07 R)
• M21: 3,852,444 km (0.082 R)
• M22: 4,094,045 km (0.115 R)
• M23: 4,258,004 km (0.119 R)
• M24: 4,849,065 km (0.096 R)
• M25: 4,935,683 km (0.12 R)
• M26: 5,132,553 km (0.097 R)
• M27: 5,533,924 km (0.089 R)
• M28: 5,715,686 km (0.105 R)
• M29: 6,178,691 km (0.107 R)
• M30: 6,272,788 km (0.071 R)
• M31: 6,414,757 km (0.095 R)
• M32: 6,774,689 km (0.106 R)
• M33: 6,944,782 km (0.044 R)
• M34: 7,389,088 km (0.116 R)
• M35: 7,868,100 km (0.113 R)
• M36: 8,201,703 km (0.106 R)
• M37: 9,176,633 km (0.043 R)
• M38: 9,284,343 km (0.085 R)
• M39: 9,994,035 km (0.087 R)
• M40: 10,636,558 km (0.111 R)
• M41: 10,863,199 km (0.116 R)
• M42: 11,005,766 km (0.057 R)
• M43: 11,610,889 km (0.109 R)
• M44: 11,815,090 km (0.094 R)
• M45: 12,256,703 km (0.091 R)
• M46: 12,494,265 km (0.076 R)
• M47: 12,643,713 km (0.084 R)
• M48: 13,125,568 km (0.105 R)
• M49: 14,388,024 km (0.117 R)
• M50: 14,827,991 km (0.081 R)
• M51: 15,081,410 km (0.098 R)
• M52: 15,496,245 km (0.074 R)
• M53: 15,947,133 km (0.079 R)
• M54: 16,697,516 km (0.036 R)
• M55: 17,996,025 km (0.084 R)
• M56: 18,198,731 km (0.082 R)
• M57: 18,777,076 km (0.099 R)
• M58: 19,085,696 km (0.054 R)
• M59: 19,395,962 km (0.059 R)
• M60: 19,742,730 km (0.061 R)
• M61: 19,847,150 km (0.106 R)
• M62: 19,986,724 km (0.056 R)
• M63: 20,407,244 km (0.097 R)
• M64: 20,583,470 km (0.091 R)
• M65: 20,724,691 km (0.099 R)
• M66: 21,150,297 km (0.103 R)
• M67: 21,435,729 km (0.097 R)
• M68: 21,650,701 km (0.117 R)
• M69: 21,974,282 km (0.104 R)
• M70: 22,553,824 km (0.088 R)
• M71: 22,918,543 km (0.111 R)
• M72: 23,579,916 km (0.103 R)
• M73: 23,764,669 km (0.106 R)
• M74: 24,396,720 km (0.091 R)
• M75: 24,996,757 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.4

Radius: 14

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.48 AU - 6.4 AU

Year: 8324 Days

Day: 8.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 36,355,362 km

• M1: 180,116 km (0.098 R)
• M2: 421,268 km (0.051 R)
• M3: 787,633 km (0.097 R)
• M4: 947,104 km (0.109 R)
• M5: 1,134,700 km (0.112 R)
• M6: 1,566,738 km (0.117 R)
• M7: 1,697,038 km (0.094 R)
• M8: 2,192,506 km (0.088 R)
• M9: 2,318,169 km (0.102 R)
• M10: 2,489,757 km (0.073 R)
• M11: 2,710,115 km (0.047 R)
• M12: 3,099,967 km (0.099 R)
• M13: 3,385,998 km (0.042 R)
• M14: 3,606,356 km (0.067 R)
• M15: 3,933,078 km (0.1 R)
• M16: 4,139,074 km (0.082 R)
• M17: 4,615,543 km (0.088 R)
• M18: 4,751,079 km (0.069 R)
• M19: 5,081,989 km (0.109 R)
• M20: 5,193,888 km (0.058 R)
• M21: 5,650,012 km (0.026 R)
• M22: 6,000,819 km (0.097 R)
• M23: 6,449,314 km (0.115 R)
• M24: 6,570,638 km (0.088 R)
• M25: 6,693,009 km (0.102 R)
• M26: 6,970,812 km (0.117 R)
• M27: 7,064,161 km (0.074 R)
• M28: 7,698,007 km (0.115 R)
• M29: 8,021,887 km (0.081 R)
• M30: 8,383,315 km (0.114 R)
• M31: 8,649,450 km (0.079 R)
• M32: 9,054,112 km (0.118 R)
• M33: 10,914,511 km (0.095 R)
• M34: 12,206,289 km (0.106 R)
• M35: 12,319,235 km (0.103 R)
• M36: 12,736,613 km (0.037 R)
• M37: 13,119,883 km (0.04 R)
• M38: 13,235,672 km (0.089 R)
• M39: 13,663,073 km (0.088 R)
• M40: 13,858,896 km (0.026 R)
• M41: 13,976,779 km (0.049 R)
• M42: 14,372,167 km (0.113 R)
• M43: 15,012,745 km (0.084 R)
• M44: 15,295,784 km (0.098 R)
• M45: 16,321,576 km (0.098 R)
• M46: 16,696,170 km (0.058 R)
• M47: 17,922,872 km (0.117 R)
• M48: 18,395,751 km (0.056 R)
• M49: 18,525,452 km (0.103 R)
• M50: 19,134,764 km (0.103 R)
• M51: 19,485,871 km (0.063 R)
• M52: 20,149,936 km (0.077 R)
• M53: 21,047,074 km (0.116 R)
• M54: 21,591,461 km (0.072 R)
• M55: 21,682,715 km (0.089 R)
• M56: 23,439,892 km (0.071 R)
• M57: 23,909,928 km (0.115 R)
• M58: 24,240,839 km (0.096 R)
• M59: 24,335,534 km (0.095 R)
• M60: 24,478,101 km (0.041 R)
• M61: 24,907,148 km (0.113 R)
• M62: 26,257,717 km (0.11 R)
• M63: 26,501,412 km (0.043 R)
• M64: 26,648,018 km (0.051 R)
• M65: 27,236,985 km (0.08 R)
• M66: 27,533,189 km (0.112 R)
• M67: 31,066,242 km (0.063 R)
• M68: 32,049,549 km (0.091 R)
• M69: 32,414,418 km (0.093 R)
• M70: 33,728,934 km (0.079 R)
• M71: 34,792,874 km (0.068 R)
• M72: 35,060,655 km (0.049 R)
• M73: 35,436,744 km (0.109 R)
• M74: 36,246,816 km (0.091 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 17,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit