🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.4

Radius: 9.3

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.48 AU - 0.6 AU

Year: 265 Days

Day: 13.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 18,567,175 km

• M1: 116,986 km (0.119 R)
• M2: 178,919 km (0.116 R)
• M3: 246,388 km (0.098 R)
• M4: 345,571 km (0.118 R)
• M5: 440,566 km (0.116 R)
• M6: 528,529 km (0.062 R)
• M7: 590,912 km (0.086 R)
• M8: 662,569 km (0.119 R)
• M9: 743,950 km (0.116 R)
• M10: 849,716 km (0.108 R)
• M11: 920,027 km (0.115 R)
• M12: 1,002,306 km (0.118 R)
• M13: 1,089,820 km (0.063 R)
• M14: 1,251,237 km (0.036 R)
• M15: 1,332,319 km (0.106 R)
• M16: 1,420,731 km (0.062 R)
• M17: 1,525,599 km (0.108 R)
• M18: 1,656,647 km (0.078 R)
• M19: 1,788,443 km (0.045 R)
• M20: 1,948,961 km (0.104 R)
• M21: 2,037,373 km (0.097 R)
• M22: 2,198,490 km (0.1 R)
• M23: 2,287,351 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.1

Radius: 10.5

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.46 AU - 0.64 AU

Year: 272 Days

Day: 13.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 18,567,175 km

• M1: 141,520 km (0.043 R)
• M2: 211,831 km (0.091 R)
• M3: 279,150 km (0.097 R)
• M4: 346,169 km (0.049 R)
• M5: 445,652 km (0.112 R)
• M6: 539,300 km (0.106 R)
• M7: 607,367 km (0.045 R)
• M8: 678,875 km (0.114 R)
• M9: 776,263 km (0.051 R)
• M10: 951,742 km (0.11 R)
• M11: 1,072,766 km (0.085 R)
• M12: 1,169,706 km (0.079 R)
• M13: 1,314,068 km (0.105 R)
• M14: 1,435,840 km (0.093 R)
• M15: 1,564,345 km (0.036 R)
• M16: 1,648,120 km (0.118 R)
• M17: 1,730,548 km (0.12 R)
• M18: 1,915,451 km (0.062 R)
• M19: 2,223,623 km (0.107 R)
• M20: 2,304,854 km (0.097 R)
• M21: 2,394,164 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.5

Radius: 12.2

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.61 AU - 0.79 AU

Year: 391 Days

Day: 9.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 18,567,175 km

• M1: 152,440 km (0.087 R)
• M2: 239,207 km (0.051 R)
• M3: 353,649 km (0.107 R)
• M4: 507,885 km (0.075 R)
• M5: 635,492 km (0.053 R)
• M6: 726,447 km (0.053 R)
• M7: 892,800 km (0.07 R)
• M8: 1,076,805 km (0.08 R)
• M9: 1,163,273 km (0.071 R)
• M10: 1,239,418 km (0.112 R)
• M11: 1,352,664 km (0.08 R)
• M12: 1,510,789 km (0.1 R)
• M13: 1,618,350 km (0.096 R)
• M14: 1,733,241 km (0.065 R)
• M15: 1,861,147 km (0.091 R)
• M16: 2,012,690 km (0.094 R)
• M17: 2,242,472 km (0.078 R)
• M18: 2,322,806 km (0.068 R)
• M19: 2,453,555 km (0.057 R)
• M20: 2,586,697 km (0.04 R)
• M21: 2,831,588 km (0.083 R)
• M22: 2,912,970 km (0.103 R)
• M23: 3,030,554 km (0.115 R)
• M24: 3,119,864 km (0.095 R)
• M25: 3,264,674 km (0.103 R)
• M26: 3,492,362 km (0.075 R)
• M27: 3,579,877 km (0.08 R)
• M28: 3,674,423 km (0.082 R)
• M29: 3,795,448 km (0.101 R)
• M30: 3,911,386 km (0.072 R)
• M31: 4,015,506 km (0.084 R)
• M32: 4,153,585 km (0.043 R)
• M33: 4,233,171 km (0.074 R)
• M34: 4,360,180 km (0.104 R)
• M35: 4,590,859 km (0.111 R)
• M36: 4,721,458 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.3

Radius: 14.3

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.06 AU - 1.28 AU

Year: 844 Days

Day: 14.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 18,567,175 km

• M1: 184,454 km (0.087 R)
• M2: 303,983 km (0.097 R)
• M3: 409,449 km (0.113 R)
• M4: 521,947 km (0.073 R)
• M5: 625,768 km (0.112 R)
• M6: 743,053 km (0.073 R)
• M7: 1,020,108 km (0.098 R)
• M8: 1,168,808 km (0.083 R)
• M9: 1,362,687 km (0.105 R)
• M10: 1,457,382 km (0.066 R)
• M11: 1,607,280 km (0.077 R)
• M12: 1,762,712 km (0.069 R)
• M13: 1,916,199 km (0.088 R)
• M14: 2,009,099 km (0.053 R)
• M15: 2,133,116 km (0.113 R)
• M16: 2,404,337 km (0.056 R)
• M17: 2,512,945 km (0.072 R)
• M18: 2,607,341 km (0.054 R)
• M19: 2,719,091 km (0.104 R)
• M20: 2,808,102 km (0.078 R)
• M21: 2,931,071 km (0.112 R)
• M22: 3,131,682 km (0.094 R)
• M23: 3,276,493 km (0.076 R)
• M24: 3,380,164 km (0.087 R)
• M25: 3,679,958 km (0.079 R)
• M26: 3,815,045 km (0.095 R)
• M27: 4,025,529 km (0.096 R)
• M28: 4,155,530 km (0.062 R)
• M29: 4,343,724 km (0.099 R)
• M30: 4,458,017 km (0.107 R)
• M31: 4,748,236 km (0.097 R)
• M32: 4,856,246 km (0.092 R)
• M33: 4,965,153 km (0.112 R)
• M34: 5,195,384 km (0.103 R)
• M35: 5,562,946 km (0.109 R)
• M36: 5,708,206 km (0.11 R)
• M37: 5,812,625 km (0.103 R)
• M38: 6,108,829 km (0.071 R)
• M39: 6,215,792 km (0.095 R)
• M40: 6,420,890 km (0.112 R)
• M41: 6,529,648 km (0.117 R)
• M42: 6,672,065 km (0.079 R)
• M43: 6,859,960 km (0.042 R)
• M44: 6,960,041 km (0.062 R)
• M45: 7,060,720 km (0.071 R)
• M46: 7,320,123 km (0.098 R)
• M47: 7,594,186 km (0.064 R)
• M48: 7,686,339 km (0.104 R)
• M49: 7,930,034 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.2

Radius: 10.4

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.24 AU - 1.58 AU

Year: 1116 Days

Day: 9.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 18,567,175 km

• M1: 140,921 km (0.098 R)
• M2: 229,034 km (0.1 R)
• M3: 381,475 km (0.099 R)
• M4: 447,148 km (0.077 R)
• M5: 523,144 km (0.103 R)
• M6: 709,842 km (0.088 R)
• M7: 835,803 km (0.108 R)
• M8: 969,544 km (0.099 R)
• M9: 1,118,394 km (0.118 R)
• M10: 1,227,451 km (0.089 R)
• M11: 1,373,009 km (0.099 R)
• M12: 1,498,821 km (0.05 R)
• M13: 1,567,636 km (0.063 R)
• M14: 2,021,965 km (0.082 R)
• M15: 2,146,729 km (0.113 R)
• M16: 2,434,406 km (0.053 R)
• M17: 2,577,721 km (0.1 R)
• M18: 2,681,991 km (0.063 R)
• M19: 2,862,406 km (0.054 R)
• M20: 3,003,028 km (0.049 R)
• M21: 3,134,973 km (0.034 R)
• M22: 3,461,844 km (0.083 R)
• M23: 3,600,372 km (0.076 R)
• M24: 3,752,663 km (0.105 R)
• M25: 3,823,572 km (0.03 R)
• M26: 4,075,495 km (0.116 R)
• M27: 4,160,766 km (0.096 R)
• M28: 4,370,203 km (0.091 R)
• M29: 4,532,666 km (0.068 R)
• M30: 4,851,010 km (0.087 R)
• M31: 4,967,397 km (0.088 R)
• M32: 5,084,682 km (0.059 R)
• M33: 5,375,351 km (0.111 R)
• M34: 5,509,241 km (0.102 R)
• M35: 5,576,709 km (0.115 R)
• M36: 6,520,373 km (0.115 R)
• M37: 6,649,027 km (0.079 R)
• M38: 6,821,813 km (0.078 R)
• M39: 6,981,583 km (0.077 R)
• M40: 7,113,229 km (0.107 R)
• M41: 7,245,623 km (0.114 R)
• M42: 7,483,185 km (0.1 R)
• M43: 7,603,013 km (0.116 R)
• M44: 7,723,289 km (0.052 R)
• M45: 7,889,941 km (0.106 R)
• M46: 7,981,196 km (0.117 R)
• M47: 8,118,976 km (0.069 R)
• M48: 8,350,254 km (0.112 R)
• M49: 8,443,304 km (0.096 R)
• M50: 8,583,627 km (0.094 R)
• M51: 8,835,101 km (0.068 R)
• M52: 8,945,953 km (0.114 R)
• M53: 9,152,847 km (0.104 R)
• M54: 9,232,881 km (0.12 R)
• M55: 9,425,863 km (0.108 R)
• M56: 9,587,728 km (0.09 R)
• M57: 9,668,959 km (0.094 R)
• M58: 9,963,517 km (0.083 R)
• M59: 10,078,857 km (0.091 R)
• M60: 10,161,585 km (0.115 R)
• M61: 10,561,460 km (0.086 R)
• M62: 10,830,886 km (0.1 R)
• M63: 11,531,901 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.3

Radius: 4.3

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.68 AU - 7.28 AU

Year: 9752 Days

Day: 18.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 18,567,175 km

• M1: 83,924 km (0.075 R)
• M2: 340,036 km (0.071 R)
• M3: 394,190 km (0.062 R)
• M4: 888,761 km (0.025 R)
• M5: 1,004,101 km (0.118 R)
• M6: 1,696,739 km (0.112 R)
• M7: 1,904,979 km (0.074 R)
• M8: 2,206,718 km (0.118 R)
• M9: 2,505,316 km (0.113 R)
• M10: 2,797,929 km (0.057 R)
• M11: 2,986,273 km (0.102 R)
• M12: 3,062,867 km (0.063 R)
• M13: 3,355,480 km (0.047 R)
• M14: 3,415,020 km (0.035 R)
• M15: 3,616,379 km (0.046 R)
• M16: 3,657,070 km (0.085 R)
• M17: 4,072,652 km (0.05 R)
• M18: 5,152,450 km (0.103 R)
• M19: 5,267,341 km (0.048 R)
• M20: 5,336,754 km (0.045 R)
• M21: 5,759,368 km (0.111 R)
• M22: 5,878,598 km (0.116 R)
• M23: 6,511,995 km (0.105 R)
• M24: 6,786,358 km (0.067 R)
• M25: 6,912,469 km (0.118 R)
• M26: 7,527,914 km (0.056 R)
• M27: 7,632,334 km (0.103 R)
• M28: 8,241,197 km (0.105 R)
• M29: 8,592,303 km (0.06 R)
• M30: 8,783,340 km (0.081 R)
• M31: 8,838,242 km (0.059 R)
• M32: 9,169,601 km (0.112 R)
• M33: 9,987,453 km (0.091 R)
• M34: 10,016,026 km (0.045 R)
• M35: 10,217,086 km (0.118 R)
• M36: 10,274,831 km (0.111 R)
• M37: 10,303,703 km (0.115 R)
• M38: 10,623,244 km (0.099 R)
• M39: 10,769,551 km (0.053 R)
• M40: 12,024,826 km (0.082 R)
• M41: 12,269,120 km (0.091 R)
• M42: 13,325,580 km (0.098 R)
• M43: 13,483,406 km (0.112 R)
• M44: 13,515,120 km (0.031 R)
• M45: 13,769,138 km (0.1 R)
• M46: 13,928,609 km (0.061 R)
• M47: 14,605,390 km (0.093 R)
• M48: 14,800,765 km (0.076 R)
• M49: 15,957,306 km (0.073 R)
• M50: 16,192,025 km (0.102 R)
• M51: 16,495,559 km (0.105 R)
• M52: 16,699,012 km (0.047 R)
• M53: 16,971,430 km (0.083 R)
• M54: 17,693,838 km (0.1 R)
• M55: 17,971,641 km (0.052 R)
• M56: 18,076,060 km (0.084 R)
• M57: 18,250,791 km (0.114 R)
• M58: 19,920,153 km (0.108 R)
• M59: 21,268,180 km (0.063 R)
• M60: 21,415,683 km (0.106 R)
• M61: 21,934,638 km (0.093 R)
• M62: 22,158,287 km (0.112 R)
• M63: 22,382,684 km (0.078 R)
• M64: 22,570,280 km (0.094 R)
• M65: 22,796,023 km (0.12 R)
• M66: 23,897,811 km (0.085 R)
• M67: 24,012,852 km (0.062 R)
• M68: 24,089,596 km (0.084 R)
• M69: 25,720,212 km (0.104 R)
• M70: 26,192,493 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.6

Radius: 6.8

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.03 AU - 7.27 AU

Year: 11436 Days

Day: 22.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 18,567,175 km

• M1: 459,565 km (0.03 R)
• M2: 782,247 km (0.04 R)
• M3: 986,149 km (0.078 R)
• M4: 1,064,538 km (0.073 R)
• M5: 1,420,881 km (0.113 R)
• M6: 1,647,222 km (0.119 R)
• M7: 2,133,565 km (0.083 R)
• M8: 2,184,578 km (0.076 R)
• M9: 2,580,264 km (0.115 R)
• M10: 2,634,718 km (0.073 R)
• M11: 2,856,272 km (0.113 R)
• M12: 3,258,840 km (0.117 R)
• M13: 3,740,545 km (0.096 R)
• M14: 4,052,906 km (0.053 R)
• M15: 4,116,335 km (0.089 R)
• M16: 4,438,718 km (0.12 R)
• M17: 4,603,126 km (0.099 R)
• M18: 5,142,277 km (0.069 R)
• M19: 6,060,509 km (0.109 R)
• M20: 6,501,374 km (0.046 R)
• M21: 7,143,298 km (0.108 R)
• M22: 7,452,517 km (0.113 R)
• M23: 7,647,892 km (0.052 R)
• M24: 7,845,062 km (0.113 R)
• M25: 8,855,596 km (0.107 R)
• M26: 9,104,227 km (0.107 R)
• M27: 9,608,372 km (0.117 R)
• M28: 10,078,409 km (0.08 R)
• M29: 10,251,194 km (0.074 R)
• M30: 11,804,618 km (0.093 R)
• M31: 12,818,144 km (0.105 R)
• M32: 12,958,467 km (0.102 R)
• M33: 13,240,758 km (0.051 R)
• M34: 14,051,429 km (0.071 R)
• M35: 14,099,599 km (0.072 R)
• M36: 14,584,596 km (0.115 R)
• M37: 14,927,324 km (0.05 R)
• M38: 15,870,838 km (0.092 R)
• M39: 16,425,846 km (0.045 R)
• M40: 16,680,312 km (0.092 R)
• M41: 17,451,340 km (0.05 R)
• M42: 18,233,886 km (0.089 R)
• M43: 18,655,902 km (0.079 R)
• M44: 18,974,545 km (0.118 R)
• M45: 20,924,105 km (0.097 R)
• M46: 21,255,165 km (0.112 R)
• M47: 21,421,368 km (0.086 R)
• M48: 21,866,721 km (0.105 R)
• M49: 22,483,962 km (0.117 R)
• M50: 22,822,950 km (0.108 R)
• M51: 22,936,346 km (0.083 R)
• M52: 23,220,731 km (0.059 R)
• M53: 23,277,728 km (0.112 R)
• M54: 23,506,313 km (0.038 R)
• M55: 23,965,429 km (0.09 R)
• M56: 25,243,593 km (0.117 R)
• M57: 25,360,878 km (0.032 R)
• M58: 26,782,507 km (0.112 R)
• M59: 27,502,970 km (0.052 R)
• M60: 27,805,008 km (0.075 R)
• M61: 28,168,980 km (0.084 R)
• M62: 28,412,525 km (0.074 R)
• M63: 28,534,447 km (0.06 R)
• M64: 29,270,319 km (0.026 R)
• M65: 31,199,683 km (0.117 R)
• M66: 31,957,546 km (0.102 R)
• M67: 32,147,984 km (0.036 R)
• M68: 32,657,514 km (0.085 R)
• M69: 33,620,326 km (0.118 R)
• M70: 34,202,412 km (0.114 R)
• M71: 34,462,113 km (0.112 R)
• M72: 34,657,488 km (0.117 R)
• M73: 35,310,932 km (0.037 R)
• M74: 35,442,129 km (0.113 R)
• M75: 37,965,546 km (0.066 R)
• M76: 39,998,282 km (0.109 R)
• M77: 40,066,648 km (0.027 R)
• M78: 41,511,315 km (0.041 R)
• M79: 41,718,957 km (0.11 R)
• M80: 42,066,024 km (0.11 R)
• M81: 43,745,260 km (0.086 R)
• M82: 45,446,188 km (0.109 R)
• M83: 45,660,262 km (0.066 R)
• M84: 46,089,608 km (0.09 R)
• M85: 46,161,265 km (0.093 R)
• M86: 46,736,020 km (0.11 R)
• M87: 47,457,830 km (0.066 R)
• M88: 47,747,601 km (0.088 R)
• M89: 48,328,789 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.1

Radius: 3.9

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.75 AU - 7.91 AU

Year: 11903 Days

Day: 24.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 18,567,175 km

• M1: 540,198 km (0.076 R)
• M2: 714,928 km (0.095 R)
• M3: 818,300 km (0.051 R)
• M4: 1,167,611 km (0.036 R)
• M5: 1,358,049 km (0.058 R)
• M6: 1,729,800 km (0.093 R)
• M7: 2,405,085 km (0.093 R)
• M8: 2,589,090 km (0.101 R)
• M9: 2,617,813 km (0.044 R)
• M10: 3,801,132 km (0.074 R)
• M11: 3,965,540 km (0.1 R)
• M12: 4,420,767 km (0.094 R)
• M13: 4,680,768 km (0.095 R)
• M14: 5,582,843 km (0.036 R)
• M15: 6,992,653 km (0.064 R)
• M16: 7,234,403 km (0.115 R)
• M17: 7,829,803 km (0.075 R)
• M18: 9,419,131 km (0.106 R)
• M19: 9,552,273 km (0.063 R)
• M20: 9,910,410 km (0.119 R)
• M21: 10,000,468 km (0.094 R)
• M22: 10,386,879 km (0.087 R)
• M23: 11,104,052 km (0.066 R)
• M24: 11,197,700 km (0.088 R)
• M25: 11,622,558 km (0.085 R)
• M26: 12,197,163 km (0.074 R)
• M27: 12,487,981 km (0.089 R)
• M28: 13,498,665 km (0.04 R)
• M29: 15,205,876 km (0.113 R)
• M30: 15,623,403 km (0.105 R)
• M31: 15,754,750 km (0.072 R)
• M32: 18,041,952 km (0.104 R)
• M33: 18,428,513 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 19,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit