🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.6 AU - 0.94 AU

Year: 248 Days

Day: 37.4 Hours

Environment

Temp: 134 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.81 AU - 1.05 AU

Year: 329 Days

Day: 17.2 Hours

Environment

Temp: 134 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,380,553 km

• M1: 626,067 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.86 AU - 1.08 AU

Year: 351 Days

Day: 17.6 Hours

Environment

Temp: 42 °C

Axial Tilt: 141.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.84 AU - 1.28 AU

Year: 401 Days

Day: 34.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 137.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.19 AU - 1.51 AU

Year: 576 Days

Day: 15.2 Hours

Environment

Temp: -5 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.78 AU - 4.82 AU

Year: 3273 Days

Day: 19.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.53 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.2

Radius: 11.9

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 10.56 AU - 10.96 AU

Year: 12957 Days

Day: 6.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 91,380,553 km

• M1: 527,931 km (0.041 R)
• M2: 622,028 km (0.053 R)
• M3: 798,853 km (0.045 R)
• M4: 1,296,565 km (0.034 R)
• M5: 2,010,895 km (0.072 R)
• M6: 2,099,606 km (0.086 R)
• M7: 2,327,294 km (0.103 R)
• M8: 2,881,704 km (0.065 R)
• M9: 3,161,302 km (0.094 R)
• M10: 3,503,283 km (0.038 R)
• M11: 3,968,532 km (0.099 R)
• M12: 4,453,529 km (0.047 R)
• M13: 5,017,961 km (0.117 R)
• M14: 5,479,620 km (0.056 R)
• M15: 5,794,973 km (0.047 R)
• M16: 5,955,042 km (0.095 R)
• M17: 6,051,683 km (0.05 R)
• M18: 6,279,371 km (0.111 R)
• M19: 7,081,365 km (0.063 R)
• M20: 7,321,469 km (0.094 R)
• M21: 7,425,141 km (0.12 R)
• M22: 8,164,902 km (0.119 R)
• M23: 8,380,622 km (0.097 R)
• M24: 8,854,399 km (0.085 R)
• M25: 9,076,103 km (0.118 R)
• M26: 9,337,002 km (0.072 R)
• M27: 9,676,140 km (0.089 R)
• M28: 9,751,986 km (0.088 R)
• M29: 10,019,317 km (0.088 R)
• M30: 10,600,356 km (0.036 R)
• M31: 11,112,728 km (0.058 R)
• M32: 11,192,314 km (0.05 R)
• M33: 11,794,895 km (0.11 R)
• M34: 11,916,817 km (0.102 R)
• M35: 12,243,688 km (0.075 R)
• M36: 12,573,551 km (0.115 R)
• M37: 12,739,605 km (0.096 R)
• M38: 13,115,844 km (0.037 R)
• M39: 13,411,000 km (0.09 R)
• M40: 13,495,822 km (0.065 R)
• M41: 13,836,606 km (0.114 R)
• M42: 14,223,317 km (0.081 R)
• M43: 15,316,428 km (0.046 R)
• M44: 15,627,293 km (0.04 R)
• M45: 15,761,183 km (0.081 R)
• M46: 16,210,276 km (0.054 R)
• M47: 16,663,557 km (0.114 R)
• M48: 16,937,621 km (0.05 R)
• M49: 17,675,587 km (0.107 R)
• M50: 18,189,007 km (0.071 R)
• M51: 19,662,247 km (0.094 R)
• M52: 19,903,398 km (0.116 R)
• M53: 20,730,974 km (0.114 R)
• M54: 20,976,464 km (0.108 R)
• M55: 21,669,102 km (0.109 R)
• M56: 22,369,220 km (0.088 R)
• M57: 23,178,395 km (0.082 R)
• M58: 23,637,810 km (0.114 R)
• M59: 24,255,051 km (0.054 R)
• M60: 24,461,945 km (0.054 R)
• M61: 25,400,372 km (0.079 R)
• M62: 26,191,446 km (0.052 R)
• M63: 26,350,618 km (0.067 R)
• M64: 26,723,266 km (0.094 R)
• M65: 27,959,992 km (0.081 R)
• M66: 28,068,450 km (0.064 R)
• M67: 28,667,290 km (0.096 R)
• M68: 29,435,625 km (0.102 R)
• M69: 30,044,040 km (0.082 R)
• M70: 30,600,693 km (0.106 R)
• M71: 31,894,116 km (0.085 R)
• M72: 32,404,993 km (0.091 R)
• M73: 32,804,270 km (0.117 R)
• M74: 33,320,083 km (0.062 R)
• M75: 33,607,760 km (0.047 R)
• M76: 34,243,701 km (0.096 R)
• M77: 34,708,651 km (0.098 R)
• M78: 35,351,323 km (0.079 R)
• M79: 35,997,885 km (0.111 R)
• M80: 36,411,523 km (0.08 R)
• M81: 36,767,267 km (0.073 R)
• M82: 38,623,328 km (0.057 R)
• M83: 38,804,640 km (0.092 R)
• M84: 39,289,338 km (0.093 R)
• M85: 40,264,865 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778

Radius: 13.4

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 9.09 AU - 14.33 AU

Year: 14710 Days

Day: 9.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 91,380,553 km

• M1: 172,486 km (0.107 R)
• M2: 406,457 km (0.075 R)
• M3: 1,162,675 km (0.057 R)
• M4: 1,439,132 km (0.1 R)
• M5: 1,793,828 km (0.111 R)
• M6: 1,937,741 km (0.096 R)
• M7: 2,682,739 km (0.073 R)
• M8: 2,915,962 km (0.032 R)
• M9: 3,331,395 km (0.095 R)
• M10: 6,067,690 km (0.117 R)
• M11: 6,509,003 km (0.118 R)
• M12: 6,778,878 km (0.064 R)
• M13: 6,960,789 km (0.119 R)
• M14: 7,610,642 km (0.093 R)
• M15: 8,523,488 km (0.037 R)
• M16: 8,621,624 km (0.078 R)
• M17: 9,067,875 km (0.054 R)
• M18: 9,420,178 km (0.117 R)
• M19: 9,725,806 km (0.041 R)
• M20: 10,242,368 km (0.086 R)
• M21: 10,346,787 km (0.083 R)
• M22: 11,302,568 km (0.083 R)
• M23: 11,791,005 km (0.098 R)
• M24: 12,120,419 km (0.108 R)
• M25: 12,732,424 km (0.065 R)
• M26: 13,411,599 km (0.105 R)
• M27: 13,986,653 km (0.071 R)
• M28: 14,687,220 km (0.117 R)
• M29: 15,339,616 km (0.04 R)
• M30: 16,549,863 km (0.092 R)
• M31: 17,104,422 km (0.097 R)
• M32: 17,290,671 km (0.092 R)
• M33: 17,415,287 km (0.095 R)
• M34: 17,727,946 km (0.07 R)
• M35: 18,168,811 km (0.114 R)
• M36: 18,549,538 km (0.068 R)
• M37: 18,868,779 km (0.106 R)
• M38: 19,642,649 km (0.103 R)
• M39: 19,902,950 km (0.101 R)
• M40: 20,164,297 km (0.048 R)
• M41: 20,756,705 km (0.111 R)
• M42: 21,288,076 km (0.035 R)
• M43: 21,958,424 km (0.093 R)
• M44: 22,160,980 km (0.091 R)
• M45: 23,251,548 km (0.095 R)
• M46: 23,872,679 km (0.106 R)
• M47: 26,196,382 km (0.085 R)
• M48: 26,554,819 km (0.095 R)
• M49: 26,770,539 km (0.083 R)
• M50: 27,131,519 km (0.079 R)
• M51: 28,591,594 km (0.106 R)
• M52: 31,055,920 km (0.047 R)
• M53: 32,121,954 km (0.072 R)
• M54: 32,505,523 km (0.076 R)
• M55: 33,277,298 km (0.116 R)
• M56: 34,839,100 km (0.12 R)
• M57: 38,114,545 km (0.042 R)
• M58: 38,520,704 km (0.059 R)
• M59: 38,683,466 km (0.086 R)
• M60: 39,419,189 km (0.045 R)
• M61: 39,829,984 km (0.098 R)
• M62: 39,994,692 km (0.034 R)
• M63: 40,821,519 km (0.069 R)
• M64: 41,988,532 km (0.116 R)
• M65: 42,324,080 km (0.114 R)
• M66: 42,828,973 km (0.11 R)
• M67: 44,611,731 km (0.082 R)
• M68: 46,678,724 km (0.086 R)
• M69: 47,287,438 km (0.096 R)
• M70: 47,549,085 km (0.065 R)
• M71: 47,636,450 km (0.108 R)
• M72: 50,192,629 km (0.092 R)
• M73: 50,459,511 km (0.111 R)
• M74: 52,792,939 km (0.08 R)
• M75: 53,064,459 km (0.048 R)
• M76: 54,794,708 km (0.06 R)
• M77: 56,821,310 km (0.066 R)
• M78: 56,913,912 km (0.079 R)
• M79: 57,750,612 km (0.052 R)
• M80: 58,404,056 km (0.047 R)
• M81: 60,379,197 km (0.115 R)
• M82: 62,663,107 km (0.112 R)
• M83: 63,046,527 km (0.101 R)
• M84: 63,334,652 km (0.056 R)
• M85: 63,430,694 km (0.039 R)
• M86: 63,719,418 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.4

Radius: 3.7

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 15.4 AU - 16.74 AU

Year: 23648 Days

Day: 20.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 91,380,553 km

• M1: 125,513 km (0.098 R)
• M2: 187,745 km (0.097 R)
• M3: 311,463 km (0.1 R)
• M4: 508,334 km (0.111 R)
• M5: 752,926 km (0.07 R)
• M6: 811,718 km (0.09 R)
• M7: 1,078,900 km (0.075 R)
• M8: 1,282,951 km (0.119 R)
• M9: 1,764,806 km (0.1 R)
• M10: 1,883,288 km (0.117 R)
• M11: 1,943,576 km (0.072 R)
• M12: 1,984,117 km (0.093 R)
• M13: 2,190,861 km (0.109 R)
• M14: 2,382,944 km (0.051 R)
• M15: 2,828,746 km (0.032 R)
• M16: 3,061,221 km (0.085 R)
• M17: 3,108,494 km (0.111 R)
• M18: 3,155,917 km (0.105 R)
• M19: 3,324,065 km (0.095 R)
• M20: 3,421,303 km (0.091 R)
• M21: 3,519,739 km (0.074 R)
• M22: 3,694,020 km (0.115 R)
• M23: 4,286,278 km (0.114 R)
• M24: 4,579,789 km (0.114 R)
• M25: 5,327,629 km (0.08 R)
• M26: 5,614,109 km (0.117 R)
• M27: 6,716,944 km (0.065 R)
• M28: 6,840,213 km (0.101 R)
• M29: 6,901,997 km (0.107 R)
• M30: 7,057,429 km (0.039 R)
• M31: 7,371,884 km (0.081 R)
• M32: 8,408,298 km (0.106 R)
• M33: 8,507,781 km (0.117 R)
• M34: 8,540,991 km (0.072 R)
• M35: 8,574,352 km (0.068 R)
• M36: 8,707,942 km (0.026 R)
• M37: 8,774,962 km (0.077 R)
• M38: 8,875,941 km (0.113 R)
• M39: 8,909,600 km (0.118 R)
• M40: 9,420,477 km (0.052 R)
• M41: 10,257,627 km (0.066 R)
• M42: 10,399,446 km (0.095 R)
• M43: 10,649,274 km (0.025 R)
• M44: 11,082,061 km (0.114 R)
• M45: 12,001,938 km (0.078 R)
• M46: 12,301,433 km (0.03 R)
• M47: 12,831,458 km (0.101 R)
• M48: 12,869,606 km (0.037 R)
• M49: 13,330,367 km (0.033 R)
• M50: 13,485,051 km (0.079 R)
• M51: 13,992,188 km (0.11 R)
• M52: 14,188,909 km (0.077 R)
• M53: 14,585,044 km (0.039 R)
• M54: 15,025,012 km (0.104 R)
• M55: 15,105,495 km (0.103 R)
• M56: 15,226,370 km (0.116 R)
• M57: 15,550,549 km (0.078 R)
• M58: 15,795,142 km (0.093 R)
• M59: 16,205,638 km (0.089 R)
• M60: 16,246,927 km (0.104 R)
• M61: 16,329,505 km (0.106 R)
• M62: 16,495,110 km (0.071 R)
• M63: 17,121,028 km (0.061 R)
• M64: 17,627,267 km (0.1 R)
• M65: 18,224,162 km (0.098 R)
• M66: 18,310,031 km (0.111 R)
• M67: 19,481,532 km (0.114 R)
• M68: 20,010,062 km (0.104 R)
• M69: 20,276,047 km (0.12 R)
• M70: 20,587,809 km (0.108 R)
• M71: 21,623,475 km (0.077 R)
• M72: 22,079,000 km (0.077 R)
• M73: 23,045,851 km (0.074 R)
• M74: 23,278,027 km (0.109 R)
• M75: 23,744,922 km (0.106 R)
• M76: 24,309,056 km (0.079 R)
• M77: 25,498,807 km (0.108 R)
• M78: 26,561,252 km (0.103 R)
• M79: 27,638,057 km (0.082 R)
• M80: 27,687,275 km (0.074 R)
• M81: 31,004,159 km (0.101 R)
• M82: 31,055,471 km (0.094 R)
• M83: 31,517,579 km (0.117 R)
• M84: 32,396,765 km (0.105 R)
• M85: 34,869,169 km (0.06 R)
• M86: 35,295,972 km (0.09 R)
• M87: 35,510,047 km (0.097 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.7

Radius: 6.4

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 14.99 AU - 22.81 AU

Year: 30162 Days

Day: 24 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 91,380,553 km

• M1: 82,428 km (0.039 R)
• M2: 144,960 km (0.095 R)
• M3: 553,961 km (0.113 R)
• M4: 837,598 km (0.099 R)
• M5: 1,069,924 km (0.114 R)
• M6: 1,421,479 km (0.052 R)
• M7: 3,053,891 km (0.041 R)
• M8: 3,365,204 km (0.057 R)
• M9: 3,686,690 km (0.118 R)
• M10: 3,827,611 km (0.111 R)
• M11: 4,018,049 km (0.081 R)
• M12: 4,163,010 km (0.078 R)
• M13: 5,016,765 km (0.083 R)
• M14: 5,651,060 km (0.109 R)
• M15: 5,759,219 km (0.045 R)
• M16: 6,310,487 km (0.118 R)
• M17: 6,878,510 km (0.041 R)
• M18: 7,700,850 km (0.049 R)
• M19: 8,492,073 km (0.111 R)
• M20: 9,500,811 km (0.112 R)
• M21: 9,565,138 km (0.12 R)
• M22: 9,823,793 km (0.087 R)
• M23: 10,282,161 km (0.112 R)
• M24: 10,480,677 km (0.113 R)
• M25: 10,680,390 km (0.077 R)
• M26: 11,974,861 km (0.115 R)
• M27: 12,253,711 km (0.084 R)
• M28: 12,393,884 km (0.074 R)
• M29: 13,318,100 km (0.109 R)
• M30: 13,752,083 km (0.107 R)
• M31: 14,044,099 km (0.094 R)
• M32: 14,338,058 km (0.116 R)
• M33: 14,857,462 km (0.104 R)
• M34: 15,081,859 km (0.118 R)
• M35: 16,067,559 km (0.115 R)
• M36: 16,761,993 km (0.091 R)
• M37: 17,073,904 km (0.066 R)
• M38: 18,580,953 km (0.086 R)
• M39: 18,822,853 km (0.102 R)
• M40: 19,800,625 km (0.099 R)
• M41: 20,212,916 km (0.096 R)
• M42: 20,711,376 km (0.109 R)
• M43: 21,045,877 km (0.118 R)
• M44: 21,129,802 km (0.108 R)
• M45: 22,060,300 km (0.093 R)
• M46: 25,375,988 km (0.078 R)
• M47: 25,554,757 km (0.114 R)
• M48: 26,093,609 km (0.077 R)
• M49: 27,273,936 km (0.12 R)
• M50: 27,640,600 km (0.04 R)
• M51: 28,286,115 km (0.074 R)
• M52: 30,063,338 km (0.114 R)
• M53: 30,727,103 km (0.089 R)
• M54: 31,587,740 km (0.094 R)
• M55: 32,262,576 km (0.042 R)
• M56: 33,332,650 km (0.106 R)
• M57: 34,216,623 km (0.087 R)
• M58: 34,909,561 km (0.111 R)
• M59: 35,707,217 km (0.119 R)
• M60: 37,727,386 km (0.098 R)
• M61: 41,245,779 km (0.107 R)
• M62: 43,257,122 km (0.053 R)
• M63: 43,363,935 km (0.106 R)
• M64: 46,935,285 km (0.097 R)
• M65: 47,484,608 km (0.114 R)
• M66: 49,591,245 km (0.1 R)
• M67: 49,814,745 km (0.098 R)
• M68: 50,375,138 km (0.106 R)
• M69: 51,050,273 km (0.081 R)
• M70: 51,275,867 km (0.06 R)
• M71: 52,181,981 km (0.103 R)
• M72: 53,322,067 km (0.096 R)
• M73: 57,846,205 km (0.042 R)
• M74: 57,963,789 km (0.074 R)
• M75: 60,929,866 km (0.084 R)
• M76: 62,009,664 km (0.108 R)
• M77: 62,129,940 km (0.078 R)
• M78: 63,095,744 km (0.101 R)
• M79: 65,286,755 km (0.092 R)
• M80: 66,884,610 km (0.12 R)
• M81: 67,998,366 km (0.104 R)
• M82: 68,744,261 km (0.103 R)
• M83: 70,620,966 km (0.068 R)
• M84: 70,872,440 km (0.098 R)
• M85: 73,403,486 km (0.093 R)
• M86: 74,552,248 km (0.074 R)
• M87: 74,936,416 km (0.097 R)
• M88: 75,706,845 km (0.064 R)
• M89: 79,205,939 km (0.068 R)
• M90: 79,467,287 km (0.115 R)
• M91: 84,485,846 km (0.118 R)
• M92: 89,605,983 km (0.104 R)
• M93: 90,150,818 km (0.106 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 16,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit