🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.57 AU - 0.87 AU

Year: 229 Days

Day: 27.4 Hours

Environment

Temp: 125 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.08 AU - 1.8 AU

Year: 648 Days

Day: 25.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,053,171 km

• M1: 60,138 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.2 AU - 1.84 AU

Year: 702 Days

Day: 29.1 Hours

Environment

Temp: -53 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,053,171 km

• M1: 689,197 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.82 AU - 3.02 AU

Year: 1411 Days

Day: 46.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.9

Radius: 10.5

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.15 AU - 5.03 AU

Year: 3685 Days

Day: 11.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 21,053,171 km

• M1: 139,575 km (0.041 R)
• M2: 211,531 km (0.099 R)
• M3: 407,355 km (0.107 R)
• M4: 714,180 km (0.049 R)
• M5: 844,929 km (0.062 R)
• M6: 913,594 km (0.103 R)
• M7: 994,527 km (0.114 R)
• M8: 1,153,400 km (0.085 R)
• M9: 1,264,102 km (0.059 R)
• M10: 1,332,319 km (0.12 R)
• M11: 1,520,513 km (0.075 R)
• M12: 1,605,784 km (0.112 R)
• M13: 1,768,396 km (0.076 R)
• M14: 1,976,337 km (0.12 R)
• M15: 2,205,970 km (0.074 R)
• M16: 2,444,579 km (0.052 R)
• M17: 2,706,375 km (0.089 R)
• M18: 2,916,261 km (0.078 R)
• M19: 3,225,629 km (0.107 R)
• M20: 3,497,000 km (0.091 R)
• M21: 3,775,850 km (0.112 R)
• M22: 4,044,977 km (0.051 R)
• M23: 4,268,326 km (0.115 R)
• M24: 4,460,560 km (0.101 R)
• M25: 4,619,881 km (0.098 R)
• M26: 4,871,655 km (0.117 R)
• M27: 5,201,817 km (0.084 R)
• M28: 5,294,867 km (0.089 R)
• M29: 5,596,456 km (0.107 R)
• M30: 5,768,494 km (0.108 R)
• M31: 6,216,390 km (0.071 R)
• M32: 6,776,634 km (0.07 R)
• M33: 7,042,320 km (0.084 R)
• M34: 7,145,393 km (0.095 R)
• M35: 7,478,846 km (0.097 R)
• M36: 7,753,358 km (0.056 R)
• M37: 7,859,872 km (0.079 R)
• M38: 8,182,405 km (0.082 R)
• M39: 8,290,864 km (0.097 R)
• M40: 8,619,081 km (0.068 R)
• M41: 8,974,077 km (0.108 R)
• M42: 9,085,976 km (0.102 R)
• M43: 9,198,324 km (0.074 R)
• M44: 10,090,526 km (0.092 R)
• M45: 10,253,588 km (0.072 R)
• M46: 10,488,157 km (0.097 R)
• M47: 10,653,313 km (0.099 R)
• M48: 10,724,522 km (0.119 R)
• M49: 10,819,516 km (0.03 R)
• M50: 11,010,403 km (0.054 R)
• M51: 11,468,173 km (0.074 R)
• M52: 11,662,800 km (0.12 R)
• M53: 11,760,487 km (0.118 R)
• M54: 11,858,474 km (0.027 R)
• M55: 12,527,176 km (0.085 R)
• M56: 12,878,731 km (0.066 R)
• M57: 13,259,009 km (0.089 R)
• M58: 14,108,575 km (0.063 R)
• M59: 14,238,875 km (0.1 R)
• M60: 14,317,264 km (0.032 R)
• M61: 14,975,794 km (0.081 R)
• M62: 15,215,300 km (0.037 R)
• M63: 15,322,113 km (0.074 R)
• M64: 15,590,342 km (0.059 R)
• M65: 15,752,057 km (0.119 R)
• M66: 16,213,268 km (0.091 R)
• M67: 16,295,098 km (0.103 R)
• M68: 17,148,853 km (0.066 R)
• M69: 17,651,352 km (0.111 R)
• M70: 17,735,576 km (0.114 R)
• M71: 17,904,322 km (0.12 R)
• M72: 18,470,999 km (0.092 R)
• M73: 18,785,154 km (0.071 R)
• M74: 19,129,828 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.4

Radius: 13.4

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.59 AU - 10.83 AU

Year: 9633 Days

Day: 14.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 21,053,171 km

• M1: 279,000 km (0.109 R)
• M2: 415,732 km (0.076 R)
• M3: 508,483 km (0.115 R)
• M4: 966,253 km (0.11 R)
• M5: 1,116,449 km (0.028 R)
• M6: 1,776,774 km (0.087 R)
• M7: 1,964,370 km (0.081 R)
• M8: 2,093,323 km (0.093 R)
• M9: 2,684,983 km (0.101 R)
• M10: 2,804,661 km (0.034 R)
• M11: 3,074,535 km (0.088 R)
• M12: 3,880,419 km (0.096 R)
• M13: 4,154,183 km (0.097 R)
• M14: 4,954,083 km (0.08 R)
• M15: 5,432,647 km (0.098 R)
• M16: 5,770,289 km (0.088 R)
• M17: 6,020,267 km (0.106 R)
• M18: 6,114,963 km (0.075 R)
• M19: 6,369,877 km (0.12 R)
• M20: 6,563,457 km (0.054 R)
• M21: 7,972,071 km (0.104 R)
• M22: 8,250,771 km (0.031 R)
• M23: 8,746,389 km (0.105 R)
• M24: 9,471,191 km (0.049 R)
• M25: 9,803,747 km (0.084 R)
• M26: 10,215,440 km (0.094 R)
• M27: 10,328,686 km (0.067 R)
• M28: 10,824,304 km (0.054 R)
• M29: 11,288,805 km (0.084 R)
• M30: 12,117,278 km (0.094 R)
• M31: 12,721,055 km (0.097 R)
• M32: 12,883,817 km (0.068 R)
• M33: 13,006,338 km (0.095 R)
• M34: 14,000,117 km (0.094 R)
• M35: 15,104,149 km (0.101 R)
• M36: 15,753,853 km (0.098 R)
• M37: 16,192,025 km (0.071 R)
• M38: 16,946,297 km (0.082 R)
• M39: 17,621,432 km (0.101 R)
• M40: 18,397,097 km (0.063 R)
• M41: 18,581,252 km (0.101 R)
• M42: 19,137,308 km (0.09 R)
• M43: 19,557,977 km (0.116 R)
• M44: 20,266,024 km (0.103 R)
• M45: 20,503,884 km (0.119 R)
• M46: 21,078,490 km (0.037 R)
• M47: 21,367,812 km (0.119 R)
• M48: 22,145,870 km (0.088 R)
• M49: 22,292,775 km (0.093 R)
• M50: 22,439,980 km (0.062 R)
• M51: 23,280,421 km (0.063 R)
• M52: 24,433,820 km (0.071 R)
• M53: 24,585,662 km (0.057 R)
• M54: 25,043,132 km (0.099 R)
• M55: 25,247,184 km (0.09 R)
• M56: 25,400,821 km (0.1 R)
• M57: 25,657,232 km (0.106 R)
• M58: 28,004,572 km (0.09 R)
• M59: 28,428,981 km (0.091 R)
• M60: 28,535,495 km (0.074 R)
• M61: 28,642,008 km (0.11 R)
• M62: 29,553,359 km (0.11 R)
• M63: 29,769,228 km (0.072 R)
• M64: 31,514,587 km (0.107 R)
• M65: 34,081,088 km (0.078 R)
• M66: 34,989,446 km (0.103 R)
• M67: 35,618,655 km (0.098 R)
• M68: 35,790,842 km (0.09 R)
• M69: 35,963,478 km (0.116 R)
• M70: 36,078,518 km (0.071 R)
• M71: 36,714,160 km (0.09 R)
• M72: 37,178,811 km (0.07 R)
• M73: 37,411,735 km (0.085 R)
• M74: 37,645,257 km (0.119 R)
• M75: 37,762,243 km (0.11 R)
• M76: 38,938,231 km (0.077 R)
• M77: 39,709,109 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.9

Radius: 13.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.53 AU - 11.69 AU

Year: 12951 Days

Day: 11.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 21,053,171 km

• M1: 176,974 km (0.095 R)
• M2: 286,181 km (0.115 R)
• M3: 624,422 km (0.071 R)
• M4: 765,941 km (0.081 R)
• M5: 1,350,869 km (0.043 R)
• M6: 1,663,977 km (0.102 R)
• M7: 1,842,447 km (0.112 R)
• M8: 2,054,577 km (0.118 R)
• M9: 2,474,050 km (0.06 R)
• M10: 2,590,586 km (0.09 R)
• M11: 2,829,195 km (0.086 R)
• M12: 3,232,660 km (0.116 R)
• M13: 5,361,139 km (0.063 R)
• M14: 5,705,364 km (0.115 R)
• M15: 5,821,751 km (0.106 R)
• M16: 6,946,428 km (0.094 R)
• M17: 7,279,881 km (0.059 R)
• M18: 7,919,562 km (0.069 R)
• M19: 8,312,106 km (0.095 R)
• M20: 8,488,632 km (0.025 R)
• M21: 8,755,814 km (0.091 R)
• M22: 8,845,423 km (0.096 R)
• M23: 9,207,151 km (0.046 R)
• M24: 9,805,392 km (0.114 R)
• M25: 9,898,592 km (0.072 R)
• M26: 10,702,381 km (0.114 R)
• M27: 11,823,169 km (0.047 R)
• M28: 11,972,168 km (0.105 R)
• M29: 12,322,227 km (0.12 R)
• M30: 13,134,843 km (0.101 R)
• M31: 14,122,488 km (0.101 R)
• M32: 14,598,658 km (0.079 R)
• M33: 14,705,171 km (0.105 R)
• M34: 15,349,938 km (0.043 R)
• M35: 15,458,247 km (0.062 R)
• M36: 15,948,928 km (0.075 R)
• M37: 16,555,697 km (0.061 R)
• M38: 16,722,499 km (0.117 R)
• M39: 16,834,099 km (0.083 R)
• M40: 17,001,798 km (0.08 R)
• M41: 17,735,127 km (0.075 R)
• M42: 18,709,607 km (0.118 R)
• M43: 19,760,383 km (0.093 R)
• M44: 20,055,689 km (0.05 R)
• M45: 20,890,146 km (0.079 R)
• M46: 21,493,324 km (0.047 R)
• M47: 21,979,966 km (0.109 R)
• M48: 24,088,399 km (0.086 R)
• M49: 24,467,181 km (0.093 R)
• M50: 25,166,700 km (0.096 R)
• M51: 28,096,275 km (0.07 R)
• M52: 29,972,981 km (0.115 R)
• M53: 30,108,666 km (0.117 R)
• M54: 30,312,418 km (0.063 R)
• M55: 31,682,735 km (0.116 R)
• M56: 32,236,546 km (0.059 R)
• M57: 32,793,499 km (0.098 R)
• M58: 35,196,041 km (0.085 R)
• M59: 36,418,554 km (0.054 R)
• M60: 37,508,674 km (0.094 R)
• M61: 37,874,441 km (0.104 R)
• M62: 38,021,047 km (0.099 R)
• M63: 38,830,970 km (0.057 R)
• M64: 39,944,576 km (0.074 R)
• M65: 41,748,128 km (0.088 R)
• M66: 42,203,205 km (0.042 R)
• M67: 44,193,904 km (0.07 R)
• M68: 44,967,774 km (0.091 R)
• M69: 45,980,402 km (0.108 R)
• M70: 46,450,288 km (0.05 R)
• M71: 47,158,186 km (0.094 R)
• M72: 48,107,534 km (0.089 R)
• M73: 48,345,843 km (0.117 R)
• M74: 48,505,015 km (0.08 R)
• M75: 48,903,544 km (0.08 R)
• M76: 49,623,708 km (0.112 R)
• M77: 50,831,561 km (0.115 R)
• M78: 51,398,687 km (0.035 R)
• M79: 51,804,995 km (0.067 R)
• M80: 52,702,582 km (0.108 R)
• M81: 53,358,718 km (0.067 R)
• M82: 53,934,969 km (0.085 R)
• M83: 54,099,976 km (0.102 R)
• M84: 54,347,859 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.1

Radius: 6.6

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 11.04 AU - 14.08 AU

Year: 16681 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 21,053,171 km

• M1: 111,750 km (0.115 R)
• M2: 332,257 km (0.105 R)
• M3: 518,207 km (0.117 R)
• M4: 614,847 km (0.104 R)
• M5: 682,765 km (0.067 R)
• M6: 864,227 km (0.029 R)
• M7: 960,718 km (0.099 R)
• M8: 1,660,237 km (0.106 R)
• M9: 1,855,313 km (0.062 R)
• M10: 2,850,438 km (0.038 R)
• M11: 3,263,926 km (0.048 R)
• M12: 3,324,513 km (0.113 R)
• M13: 3,477,702 km (0.071 R)
• M14: 4,146,105 km (0.096 R)
• M15: 5,062,392 km (0.119 R)
• M16: 5,274,223 km (0.11 R)
• M17: 6,452,904 km (0.04 R)
• M18: 6,837,371 km (0.037 R)
• M19: 7,110,985 km (0.089 R)
• M20: 7,268,961 km (0.104 R)
• M21: 7,749,768 km (0.091 R)
• M22: 7,912,381 km (0.072 R)
• M23: 8,035,051 km (0.068 R)
• M24: 8,323,626 km (0.106 R)
• M25: 8,490,128 km (0.088 R)
• M26: 8,573,753 km (0.081 R)
• M27: 10,437,743 km (0.084 R)
• M28: 10,662,439 km (0.092 R)
• M29: 11,025,213 km (0.095 R)
• M30: 11,484,329 km (0.079 R)
• M31: 12,754,864 km (0.092 R)
• M32: 12,802,735 km (0.096 R)
• M33: 13,043,289 km (0.099 R)
• M34: 13,626,421 km (0.078 R)
• M35: 13,724,408 km (0.083 R)
• M36: 15,579,870 km (0.103 R)
• M37: 16,772,315 km (0.084 R)
• M38: 16,982,799 km (0.117 R)
• M39: 18,697,041 km (0.083 R)
• M40: 18,805,948 km (0.11 R)
• M41: 18,915,155 km (0.059 R)
• M42: 19,464,179 km (0.086 R)
• M43: 19,574,732 km (0.059 R)
• M44: 19,629,933 km (0.116 R)
• M45: 20,521,836 km (0.106 R)
• M46: 20,803,229 km (0.089 R)
• M47: 21,312,909 km (0.055 R)
• M48: 21,826,778 km (0.114 R)
• M49: 22,866,783 km (0.054 R)
• M50: 23,100,006 km (0.054 R)
• M51: 24,337,778 km (0.097 R)
• M52: 24,575,938 km (0.068 R)
• M53: 25,415,631 km (0.079 R)
• M54: 25,778,406 km (0.093 R)
• M55: 26,570,377 km (0.104 R)
• M56: 27,555,928 km (0.117 R)
• M57: 27,617,861 km (0.12 R)
• M58: 29,182,805 km (0.086 R)
• M59: 29,626,063 km (0.075 R)
• M60: 30,776,172 km (0.068 R)
• M61: 31,486,313 km (0.117 R)
• M62: 31,745,865 km (0.111 R)
• M63: 32,136,465 km (0.072 R)
• M64: 33,516,206 km (0.116 R)
• M65: 33,582,328 km (0.087 R)
• M66: 34,313,264 km (0.078 R)
• M67: 36,129,382 km (0.118 R)
• M68: 36,469,119 km (0.115 R)
• M69: 38,876,896 km (0.104 R)
• M70: 39,434,448 km (0.095 R)
• M71: 39,924,530 km (0.1 R)
• M72: 43,122,334 km (0.11 R)
• M73: 43,699,333 km (0.06 R)
• M74: 43,988,955 km (0.112 R)
• M75: 44,569,843 km (0.111 R)
• M76: 45,812,553 km (0.066 R)
• M77: 46,106,662 km (0.099 R)
• M78: 48,407,029 km (0.075 R)
• M79: 49,232,210 km (0.119 R)
• M80: 49,759,842 km (0.106 R)
• M81: 50,592,653 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.9

Radius: 8

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 12.46 AU - 13.5 AU

Year: 17524 Days

Day: 24.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 21,053,171 km

• M1: 102,923 km (0.103 R)
• M2: 392,246 km (0.071 R)
• M3: 1,003,353 km (0.113 R)
• M4: 1,594,115 km (0.067 R)
• M5: 1,780,364 km (0.112 R)
• M6: 1,987,707 km (0.119 R)
• M7: 2,058,616 km (0.071 R)
• M8: 2,202,978 km (0.084 R)
• M9: 2,941,693 km (0.086 R)
• M10: 3,337,977 km (0.111 R)
• M11: 4,587,867 km (0.05 R)
• M12: 4,969,192 km (0.092 R)
• M13: 5,202,864 km (0.109 R)
• M14: 5,520,161 km (0.091 R)
• M15: 5,843,742 km (0.115 R)
• M16: 6,594,125 km (0.091 R)
• M17: 7,111,284 km (0.107 R)
• M18: 7,352,735 km (0.064 R)
• M19: 7,419,007 km (0.053 R)
• M20: 8,070,207 km (0.118 R)
• M21: 8,739,657 km (0.09 R)
• M22: 9,259,510 km (0.091 R)
• M23: 10,752,497 km (0.11 R)
• M24: 11,105,548 km (0.091 R)
• M25: 11,156,261 km (0.115 R)
• M26: 12,397,624 km (0.074 R)
• M27: 12,476,612 km (0.09 R)
• M28: 13,682,072 km (0.114 R)
• M29: 15,972,565 km (0.075 R)
• M30: 16,549,115 km (0.052 R)
• M31: 17,781,801 km (0.07 R)
• M32: 20,179,257 km (0.119 R)
• M33: 20,272,307 km (0.115 R)
• M34: 20,458,855 km (0.083 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 15,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit