🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.62 AU - 0.88 AU

Year: 232 Days

Day: 25.5 Hours

Environment

Temp: 162 °C

Axial Tilt: 47.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.8 AU - 1.24 AU

Year: 367 Days

Day: 21.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.99 AU - 1.31 AU

Year: 440 Days

Day: 47.5 Hours

Environment

Temp: 33 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.49 AU - 2.37 AU

Year: 956 Days

Day: 21.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,369,688 km

• M1: 340,036 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.23 AU - 4.61 AU

Year: 3312 Days

Day: 15.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.84 AU - 5.24 AU

Year: 4033 Days

Day: 16.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.1

Radius: 12.6

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.32 AU - 5.94 AU

Year: 4762 Days

Day: 8.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 91,369,688 km

• M1: 197,020 km (0.105 R)
• M2: 315,951 km (0.076 R)
• M3: 487,539 km (0.062 R)
• M4: 626,516 km (0.084 R)
• M5: 802,293 km (0.069 R)
• M6: 948,899 km (0.076 R)
• M7: 1,031,777 km (0.083 R)
• M8: 1,180,178 km (0.108 R)
• M9: 1,471,594 km (0.079 R)
• M10: 1,626,278 km (0.118 R)
• M11: 2,299,020 km (0.101 R)
• M12: 2,563,958 km (0.064 R)
• M13: 2,979,990 km (0.111 R)
• M14: 3,530,360 km (0.075 R)
• M15: 3,625,205 km (0.102 R)
• M16: 3,914,976 km (0.067 R)
• M17: 4,232,423 km (0.068 R)
• M18: 4,313,206 km (0.071 R)
• M19: 4,394,437 km (0.103 R)
• M20: 4,599,686 km (0.076 R)
• M21: 4,745,394 km (0.082 R)
• M22: 5,084,233 km (0.028 R)
• M23: 5,651,508 km (0.113 R)
• M24: 6,587,243 km (0.118 R)
• M25: 6,704,528 km (0.118 R)
• M26: 6,799,074 km (0.072 R)
• M27: 6,941,491 km (0.101 R)
• M28: 7,061,019 km (0.038 R)
• M29: 7,205,381 km (0.102 R)
• M30: 7,302,171 km (0.101 R)
• M31: 7,570,550 km (0.094 R)
• M32: 7,693,669 km (0.083 R)
• M33: 7,892,036 km (0.073 R)
• M34: 8,016,800 km (0.078 R)
• M35: 8,548,322 km (0.1 R)
• M36: 8,676,527 km (0.115 R)
• M37: 8,960,912 km (0.046 R)
• M38: 9,512,480 km (0.099 R)
• M39: 9,645,472 km (0.045 R)
• M40: 9,805,841 km (0.107 R)
• M41: 10,237,880 km (0.077 R)
• M42: 10,401,390 km (0.066 R)
• M43: 10,925,282 km (0.077 R)
• M44: 11,373,178 km (0.096 R)
• M45: 11,599,370 km (0.12 R)
• M46: 11,912,927 km (0.107 R)
• M47: 12,315,944 km (0.108 R)
• M48: 12,461,054 km (0.109 R)
• M49: 12,635,784 km (0.082 R)
• M50: 13,194,831 km (0.032 R)
• M51: 13,402,772 km (0.116 R)
• M52: 13,581,841 km (0.095 R)
• M53: 13,671,749 km (0.119 R)
• M54: 14,336,862 km (0.091 R)
• M55: 14,458,933 km (0.103 R)
• M56: 14,981,479 km (0.065 R)
• M57: 15,291,894 km (0.091 R)
• M58: 16,045,419 km (0.112 R)
• M59: 16,172,278 km (0.106 R)
• M60: 16,267,572 km (0.084 R)
• M61: 16,586,514 km (0.1 R)
• M62: 16,714,720 km (0.093 R)
• M63: 16,939,864 km (0.066 R)
• M64: 17,036,654 km (0.09 R)
• M65: 18,311,677 km (0.101 R)
• M66: 18,510,642 km (0.082 R)
• M67: 19,787,011 km (0.052 R)
• M68: 19,956,954 km (0.095 R)
• M69: 20,573,298 km (0.041 R)
• M70: 20,849,156 km (0.037 R)
• M71: 21,265,337 km (0.081 R)
• M72: 22,601,246 km (0.098 R)
• M73: 22,850,177 km (0.049 R)
• M74: 23,315,127 km (0.083 R)
• M75: 23,747,166 km (0.036 R)
• M76: 23,927,880 km (0.076 R)
• M77: 24,145,396 km (0.097 R)
• M78: 24,290,805 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.2

Radius: 13.4

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.44 AU - 6.12 AU

Year: 4953 Days

Day: 6.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 91,369,688 km

• M1: 237,561 km (0.098 R)
• M2: 376,239 km (0.029 R)
• M3: 513,719 km (0.119 R)
• M4: 684,859 km (0.084 R)
• M5: 810,970 km (0.101 R)
• M6: 918,232 km (0.108 R)
• M7: 1,002,156 km (0.098 R)
• M8: 1,224,608 km (0.075 R)
• M9: 1,754,185 km (0.119 R)
• M10: 1,843,195 km (0.107 R)
• M11: 2,026,004 km (0.099 R)
• M12: 2,176,649 km (0.104 R)
• M13: 2,370,528 km (0.098 R)
• M14: 2,901,451 km (0.087 R)
• M15: 3,789,464 km (0.108 R)
• M16: 4,287,924 km (0.083 R)
• M17: 4,458,765 km (0.101 R)
• M18: 4,832,610 km (0.11 R)
• M19: 5,320,747 km (0.106 R)
• M20: 5,425,616 km (0.045 R)
• M21: 5,771,187 km (0.028 R)
• M22: 6,511,696 km (0.12 R)
• M23: 6,680,443 km (0.118 R)
• M24: 7,166,336 km (0.097 R)
• M25: 8,324,224 km (0.076 R)
• M26: 8,909,301 km (0.105 R)
• M27: 9,412,399 km (0.081 R)
• M28: 9,795,818 km (0.079 R)
• M29: 9,892,458 km (0.113 R)
• M30: 10,611,127 km (0.066 R)
• M31: 10,743,670 km (0.037 R)
• M32: 10,876,663 km (0.093 R)
• M33: 11,077,274 km (0.107 R)
• M34: 12,341,376 km (0.097 R)
• M35: 13,328,273 km (0.058 R)
• M36: 13,722,912 km (0.102 R)
• M37: 14,012,384 km (0.119 R)
• M38: 14,194,295 km (0.061 R)
• M39: 14,340,452 km (0.04 R)
• M40: 14,707,864 km (0.069 R)
• M41: 14,966,968 km (0.103 R)
• M42: 15,339,766 km (0.079 R)
• M43: 15,715,705 km (0.043 R)
• M44: 16,323,372 km (0.041 R)
• M45: 16,861,475 km (0.035 R)
• M46: 17,016,309 km (0.034 R)
• M47: 17,601,237 km (0.071 R)
• M48: 17,994,679 km (0.084 R)
• M49: 18,470,849 km (0.108 R)
• M50: 18,590,527 km (0.12 R)
• M51: 18,870,724 km (0.113 R)
• M52: 19,233,200 km (0.107 R)
• M53: 19,516,688 km (0.118 R)
• M54: 19,842,213 km (0.07 R)
• M55: 20,498,947 km (0.093 R)
• M56: 20,622,964 km (0.112 R)
• M57: 20,871,596 km (0.081 R)
• M58: 21,121,125 km (0.046 R)
• M59: 23,368,983 km (0.102 R)
• M60: 23,628,236 km (0.05 R)
• M61: 24,018,836 km (0.07 R)
• M62: 24,806,618 km (0.097 R)
• M63: 25,159,519 km (0.107 R)
• M64: 25,558,347 km (0.101 R)
• M65: 25,780,949 km (0.096 R)
• M66: 25,870,109 km (0.096 R)
• M67: 26,093,609 km (0.064 R)
• M68: 27,402,141 km (0.108 R)
• M69: 27,493,246 km (0.062 R)
• M70: 28,271,155 km (0.073 R)
• M71: 28,685,841 km (0.09 R)
• M72: 29,195,520 km (0.055 R)
• M73: 29,708,192 km (0.072 R)
• M74: 30,695,239 km (0.119 R)
• M75: 30,837,058 km (0.072 R)
• M76: 30,931,903 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.6

Radius: 8.7

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.99 AU - 7.57 AU

Year: 6293 Days

Day: 6.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 91,369,688 km

• M1: 116,387 km (0.098 R)
• M2: 199,713 km (0.113 R)
• M3: 259,852 km (0.088 R)
• M4: 376,987 km (0.087 R)
• M5: 595,998 km (0.109 R)
• M6: 657,183 km (0.1 R)
• M7: 759,957 km (0.12 R)
• M8: 827,127 km (0.105 R)
• M9: 1,086,380 km (0.06 R)
• M10: 1,257,370 km (0.109 R)
• M11: 1,354,459 km (0.116 R)
• M12: 1,556,416 km (0.067 R)
• M13: 1,768,097 km (0.087 R)
• M14: 2,601,507 km (0.066 R)
• M15: 2,811,094 km (0.097 R)
• M16: 3,224,133 km (0.025 R)
• M17: 3,495,055 km (0.053 R)
• M18: 3,820,430 km (0.075 R)
• M19: 4,082,975 km (0.115 R)
• M20: 4,326,819 km (0.066 R)
• M21: 4,400,870 km (0.093 R)
• M22: 4,525,336 km (0.094 R)
• M23: 4,676,130 km (0.109 R)
• M24: 5,269,884 km (0.108 R)
• M25: 5,696,986 km (0.093 R)
• M26: 6,024,605 km (0.085 R)
• M27: 6,698,245 km (0.117 R)
• M28: 7,336,579 km (0.108 R)
• M29: 7,693,071 km (0.045 R)
• M30: 7,873,336 km (0.079 R)
• M31: 7,964,142 km (0.104 R)
• M32: 8,177,020 km (0.081 R)
• M33: 8,827,322 km (0.099 R)
• M34: 9,047,829 km (0.11 R)
• M35: 9,111,109 km (0.097 R)
• M36: 9,365,874 km (0.08 R)
• M37: 9,590,869 km (0.062 R)
• M38: 10,045,946 km (0.11 R)
• M39: 10,441,632 km (0.109 R)
• M40: 10,741,726 km (0.089 R)
• M41: 10,876,064 km (0.059 R)
• M42: 11,590,394 km (0.071 R)
• M43: 11,797,288 km (0.082 R)
• M44: 11,935,965 km (0.072 R)
• M45: 12,992,575 km (0.05 R)
• M46: 13,171,644 km (0.09 R)
• M47: 13,640,932 km (0.114 R)
• M48: 14,336,712 km (0.094 R)
• M49: 14,447,714 km (0.099 R)
• M50: 14,782,214 km (0.109 R)
• M51: 15,194,506 km (0.064 R)
• M52: 16,222,393 km (0.108 R)
• M53: 17,154,986 km (0.082 R)
• M54: 17,233,376 km (0.101 R)
• M55: 18,104,783 km (0.065 R)
• M56: 18,264,703 km (0.057 R)
• M57: 18,384,980 km (0.074 R)
• M58: 18,465,314 km (0.053 R)
• M59: 19,071,634 km (0.12 R)
• M60: 19,931,373 km (0.117 R)
• M61: 20,220,695 km (0.074 R)
• M62: 20,803,678 km (0.07 R)
• M63: 21,223,450 km (0.109 R)
• M64: 21,900,979 km (0.093 R)
• M65: 22,199,576 km (0.041 R)
• M66: 23,060,213 km (0.095 R)
• M67: 23,494,645 km (0.077 R)
• M68: 23,887,938 km (0.104 R)
• M69: 24,063,416 km (0.109 R)
• M70: 24,371,588 km (0.119 R)
• M71: 25,125,411 km (0.116 R)
• M72: 25,796,806 km (0.057 R)
• M73: 26,157,337 km (0.11 R)
• M74: 27,248,953 km (0.113 R)
• M75: 27,386,433 km (0.084 R)
• M76: 29,429,492 km (0.071 R)
• M77: 29,853,452 km (0.055 R)
• M78: 29,947,998 km (0.116 R)
• M79: 30,279,357 km (0.118 R)
• M80: 30,802,800 km (0.112 R)
• M81: 31,377,106 km (0.034 R)
• M82: 31,569,339 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.3

Radius: 5.9

Gravity: 13.31 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 16.32 AU - 23.78 AU

Year: 32001 Days

Day: 23 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 91,369,688 km

• M1: 76,295 km (0.108 R)
• M2: 164,707 km (0.056 R)
• M3: 331,658 km (0.086 R)
• M4: 915,988 km (0.107 R)
• M5: 1,837,211 km (0.031 R)
• M6: 3,135,422 km (0.108 R)
• M7: 3,963,745 km (0.119 R)
• M8: 4,907,109 km (0.039 R)
• M9: 5,698,632 km (0.108 R)
• M10: 6,929,523 km (0.085 R)
• M11: 8,117,031 km (0.072 R)
• M12: 8,178,067 km (0.068 R)
• M13: 8,671,590 km (0.108 R)
• M14: 8,796,504 km (0.114 R)
• M15: 9,494,229 km (0.058 R)
• M16: 9,622,883 km (0.119 R)
• M17: 9,947,361 km (0.058 R)
• M18: 10,606,938 km (0.091 R)
• M19: 11,009,506 km (0.117 R)
• M20: 11,485,377 km (0.09 R)
• M21: 12,246,830 km (0.03 R)
• M22: 12,881,873 km (0.108 R)
• M23: 14,331,027 km (0.098 R)
• M24: 16,060,528 km (0.037 R)
• M25: 16,290,909 km (0.115 R)
• M26: 16,367,952 km (0.081 R)
• M27: 16,599,829 km (0.116 R)
• M28: 17,459,268 km (0.1 R)
• M29: 17,775,369 km (0.077 R)
• M30: 18,654,256 km (0.061 R)
• M31: 19,629,335 km (0.092 R)
• M32: 20,704,046 km (0.1 R)
• M33: 21,459,366 km (0.096 R)
• M34: 22,052,970 km (0.076 R)
• M35: 23,517,084 km (0.12 R)
• M36: 23,778,582 km (0.056 R)
• M37: 24,392,830 km (0.119 R)
• M38: 26,719,376 km (0.108 R)
• M39: 27,266,306 km (0.12 R)
• M40: 27,449,414 km (0.079 R)
• M41: 28,649,638 km (0.092 R)
• M42: 28,835,738 km (0.117 R)
• M43: 29,584,475 km (0.116 R)
• M44: 35,299,712 km (0.077 R)
• M45: 36,704,586 km (0.101 R)
• M46: 37,923,359 km (0.108 R)
• M47: 38,949,002 km (0.113 R)
• M48: 39,776,129 km (0.059 R)
• M49: 40,818,228 km (0.03 R)
• M50: 41,974,769 km (0.057 R)
• M51: 42,716,326 km (0.039 R)
• M52: 43,569,183 km (0.117 R)
• M53: 45,183,494 km (0.074 R)
• M54: 48,027,349 km (0.116 R)
• M55: 48,248,455 km (0.083 R)
• M56: 48,470,009 km (0.079 R)
• M57: 48,691,863 km (0.116 R)
• M58: 48,802,865 km (0.11 R)
• M59: 49,359,369 km (0.041 R)
• M60: 49,582,569 km (0.107 R)
• M61: 50,478,660 km (0.098 R)
• M62: 51,832,820 km (0.077 R)
• M63: 52,628,232 km (0.036 R)
• M64: 56,431,907 km (0.103 R)
• M65: 57,015,937 km (0.064 R)
• M66: 57,133,072 km (0.091 R)
• M67: 59,134,991 km (0.1 R)
• M68: 60,204,167 km (0.05 R)
• M69: 61,040,120 km (0.069 R)
• M70: 61,519,581 km (0.074 R)
• M71: 63,571,017 km (0.087 R)
• M72: 65,032,588 km (0.092 R)
• M73: 65,399,701 km (0.036 R)
• M74: 65,767,562 km (0.105 R)
• M75: 66,998,454 km (0.118 R)
• M76: 67,122,021 km (0.075 R)
• M77: 67,369,307 km (0.119 R)
• M78: 72,377,694 km (0.112 R)
• M79: 73,775,836 km (0.069 R)
• M80: 75,054,598 km (0.043 R)
• M81: 76,340,691 km (0.079 R)
• M82: 78,283,519 km (0.052 R)
• M83: 80,504,897 km (0.087 R)
• M84: 81,030,584 km (0.055 R)
• M85: 82,349,888 km (0.103 R)
• M86: 83,676,223 km (0.12 R)
• M87: 84,875,848 km (0.04 R)
• M88: 85,947,118 km (0.099 R)
• M89: 86,349,836 km (0.104 R)
• M90: 86,887,939 km (0.082 R)
• M91: 87,967,587 km (0.102 R)
• M92: 88,373,596 km (0.1 R)
• M93: 89,459,227 km (0.118 R)
• M94: 91,232,710 km (0.109 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 13,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit