🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.57 AU - 0.61 AU

Year: 205 Days

Day: 24.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.82 AU - 0.86 AU

Year: 349 Days

Day: 23.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,547,510 km

• M1: 747,391 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.08 AU - 1.26 AU

Year: 573 Days

Day: 32.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.73 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.8

Radius: 12.6

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.93 AU - 2.63 AU

Year: 1560 Days

Day: 8.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 80,547,510 km

• M1: 163,361 km (0.112 R)
• M2: 276,906 km (0.111 R)
• M3: 442,211 km (0.083 R)
• M4: 580,440 km (0.052 R)
• M5: 706,551 km (0.08 R)
• M6: 850,913 km (0.094 R)
• M7: 931,247 km (0.085 R)
• M8: 1,040,004 km (0.107 R)
• M9: 1,189,153 km (0.095 R)
• M10: 1,431,951 km (0.079 R)
• M11: 1,559,558 km (0.037 R)
• M12: 1,640,041 km (0.102 R)
• M13: 1,805,646 km (0.067 R)
• M14: 2,020,469 km (0.111 R)
• M15: 2,131,171 km (0.062 R)
• M16: 2,232,599 km (0.095 R)
• M17: 2,715,650 km (0.113 R)
• M18: 2,826,053 km (0.062 R)
• M19: 3,115,226 km (0.097 R)
• M20: 3,283,075 km (0.069 R)
• M21: 3,614,434 km (0.101 R)
• M22: 3,998,302 km (0.061 R)
• M23: 4,124,563 km (0.1 R)
• M24: 4,209,534 km (0.044 R)
• M25: 4,424,507 km (0.112 R)
• M26: 4,511,423 km (0.065 R)
• M27: 5,090,965 km (0.07 R)
• M28: 5,443,867 km (0.108 R)
• M29: 5,678,436 km (0.111 R)
• M30: 5,773,131 km (0.115 R)
• M31: 6,238,530 km (0.09 R)
• M32: 6,385,436 km (0.069 R)
• M33: 6,583,204 km (0.073 R)
• M34: 6,716,196 km (0.068 R)
• M35: 6,984,874 km (0.068 R)
• M36: 7,480,791 km (0.116 R)
• M37: 7,636,971 km (0.035 R)
• M38: 7,812,001 km (0.091 R)
• M39: 7,899,964 km (0.118 R)
• M40: 8,041,334 km (0.054 R)
• M41: 8,183,602 km (0.086 R)
• M42: 8,615,491 km (0.105 R)
• M43: 8,852,604 km (0.096 R)
• M44: 9,370,511 km (0.092 R)
• M45: 9,464,010 km (0.067 R)
• M46: 9,614,356 km (0.057 R)
• M47: 9,955,589 km (0.097 R)
• M48: 10,108,478 km (0.061 R)
• M49: 10,494,141 km (0.086 R)
• M50: 10,630,275 km (0.076 R)
• M51: 10,747,410 km (0.099 R)
• M52: 10,904,338 km (0.076 R)
• M53: 11,022,521 km (0.09 R)
• M54: 11,101,508 km (0.117 R)
• M55: 11,339,818 km (0.116 R)
• M56: 11,599,669 km (0.109 R)
• M57: 12,309,511 km (0.082 R)
• M58: 12,825,175 km (0.111 R)
• M59: 13,117,040 km (0.081 R)
• M60: 13,200,815 km (0.088 R)
• M61: 13,284,740 km (0.09 R)
• M62: 13,368,963 km (0.108 R)
• M63: 13,643,625 km (0.11 R)
• M64: 14,177,241 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.6

Radius: 8.9

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.9 AU - 6.58 AU

Year: 6230 Days

Day: 13.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 80,547,510 km

• M1: 138,677 km (0.049 R)
• M2: 628,311 km (0.069 R)
• M3: 1,488,349 km (0.116 R)
• M4: 1,574,518 km (0.027 R)
• M5: 2,364,544 km (0.049 R)
• M6: 2,425,131 km (0.117 R)
• M7: 2,693,958 km (0.091 R)
• M8: 2,929,126 km (0.107 R)
• M9: 3,148,586 km (0.119 R)
• M10: 3,215,606 km (0.064 R)
• M11: 3,511,212 km (0.101 R)
• M12: 3,887,001 km (0.028 R)
• M13: 4,104,218 km (0.069 R)
• M14: 4,424,955 km (0.057 R)
• M15: 4,960,067 km (0.099 R)
• M16: 5,143,025 km (0.105 R)
• M17: 5,248,641 km (0.047 R)
• M18: 5,328,377 km (0.06 R)
• M19: 5,515,823 km (0.092 R)
• M20: 5,787,343 km (0.106 R)
• M21: 6,091,177 km (0.118 R)
• M22: 6,400,246 km (0.05 R)
• M23: 7,062,964 km (0.089 R)
• M24: 7,387,592 km (0.078 R)
• M25: 7,838,330 km (0.114 R)
• M26: 8,082,324 km (0.11 R)
• M27: 8,236,111 km (0.111 R)
• M28: 8,297,895 km (0.1 R)
• M29: 8,829,416 km (0.086 R)
• M30: 8,892,696 km (0.076 R)
• M31: 8,987,840 km (0.116 R)
• M32: 9,501,110 km (0.083 R)
• M33: 9,598,499 km (0.108 R)
• M34: 9,761,411 km (0.119 R)
• M35: 10,927,376 km (0.094 R)
• M36: 11,440,497 km (0.094 R)
• M37: 11,509,462 km (0.043 R)
• M38: 11,891,535 km (0.041 R)
• M39: 12,066,564 km (0.108 R)
• M40: 12,277,796 km (0.109 R)
• M41: 12,668,247 km (0.114 R)
• M42: 12,739,605 km (0.11 R)
• M43: 12,954,727 km (0.084 R)
• M44: 13,170,896 km (0.102 R)
• M45: 13,243,301 km (0.117 R)
• M46: 13,606,974 km (0.102 R)
• M47: 13,716,778 km (0.11 R)
• M48: 15,057,026 km (0.068 R)
• M49: 15,170,570 km (0.098 R)
• M50: 15,819,526 km (0.114 R)
• M51: 15,896,419 km (0.076 R)
• M52: 16,050,655 km (0.099 R)
• M53: 16,399,517 km (0.101 R)
• M54: 17,342,133 km (0.059 R)
• M55: 17,421,570 km (0.028 R)
• M56: 18,911,116 km (0.116 R)
• M57: 19,033,786 km (0.081 R)
• M58: 19,320,715 km (0.085 R)
• M59: 19,816,183 km (0.03 R)
• M60: 19,940,648 km (0.112 R)
• M61: 20,148,739 km (0.107 R)
• M62: 20,861,573 km (0.12 R)
• M63: 21,967,699 km (0.119 R)
• M64: 22,571,327 km (0.086 R)
• M65: 23,311,537 km (0.108 R)
• M66: 23,486,866 km (0.085 R)
• M67: 24,103,807 km (0.12 R)
• M68: 24,281,230 km (0.1 R)
• M69: 24,369,942 km (0.114 R)
• M70: 25,399,026 km (0.12 R)
• M71: 25,624,619 km (0.097 R)
• M72: 25,896,139 km (0.045 R)
• M73: 27,038,020 km (0.07 R)
• M74: 27,314,477 km (0.091 R)
• M75: 27,453,154 km (0.094 R)
• M76: 27,638,356 km (0.07 R)
• M77: 27,823,858 km (0.1 R)
• M78: 28,289,705 km (0.101 R)
• M79: 28,383,054 km (0.113 R)
• M80: 28,757,947 km (0.1 R)
• M81: 29,181,757 km (0.029 R)
• M82: 29,607,513 km (0.09 R)
• M83: 29,844,925 km (0.045 R)
• M84: 30,321,693 km (0.086 R)
• M85: 30,704,813 km (0.092 R)
• M86: 30,897,047 km (0.111 R)
• M87: 31,427,820 km (0.1 R)
• M88: 31,621,400 km (0.029 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.9

Radius: 7.7

Gravity: 14.13 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 11.68 AU - 16.34 AU

Year: 23757 Days

Day: 20.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 80,547,510 km

• M1: 103,971 km (0.084 R)
• M2: 280,346 km (0.083 R)
• M3: 522,994 km (0.102 R)
• M4: 797,955 km (0.115 R)
• M5: 1,176,886 km (0.067 R)
• M6: 2,236,638 km (0.112 R)
• M7: 2,557,525 km (0.094 R)
• M8: 2,892,924 km (0.105 R)
• M9: 3,791,408 km (0.104 R)
• M10: 4,125,161 km (0.098 R)
• M11: 4,567,971 km (0.078 R)
• M12: 4,820,642 km (0.083 R)
• M13: 4,871,804 km (0.065 R)
• M14: 5,234,429 km (0.108 R)
• M15: 7,291,849 km (0.087 R)
• M16: 7,646,695 km (0.06 R)
• M17: 9,697,084 km (0.069 R)
• M18: 10,087,085 km (0.111 R)
• M19: 10,416,201 km (0.116 R)
• M20: 10,548,744 km (0.081 R)
• M21: 11,629,589 km (0.112 R)
• M22: 11,974,562 km (0.069 R)
• M23: 12,113,538 km (0.083 R)
• M24: 13,315,856 km (0.117 R)
• M25: 13,894,800 km (0.075 R)
• M26: 14,630,073 km (0.039 R)
• M27: 14,704,274 km (0.03 R)
• M28: 16,677,470 km (0.088 R)
• M29: 17,301,143 km (0.08 R)
• M30: 18,171,205 km (0.06 R)
• M31: 19,217,791 km (0.056 R)
• M32: 19,462,085 km (0.115 R)
• M33: 20,366,553 km (0.102 R)
• M34: 22,472,742 km (0.042 R)
• M35: 22,988,406 km (0.095 R)
• M36: 23,769,306 km (0.076 R)
• M37: 24,119,216 km (0.096 R)
• M38: 27,435,202 km (0.03 R)
• M39: 29,943,510 km (0.11 R)
• M40: 30,510,935 km (0.072 R)
• M41: 30,891,063 km (0.117 R)
• M42: 30,986,357 km (0.1 R)
• M43: 31,081,800 km (0.11 R)
• M44: 32,234,003 km (0.066 R)
• M45: 33,302,580 km (0.069 R)
• M46: 33,694,078 km (0.059 R)
• M47: 33,890,350 km (0.077 R)
• M48: 34,086,922 km (0.076 R)
• M49: 35,175,396 km (0.09 R)
• M50: 35,574,074 km (0.073 R)
• M51: 35,674,006 km (0.108 R)
• M52: 35,874,018 km (0.075 R)
• M53: 37,793,209 km (0.077 R)
• M54: 38,713,835 km (0.08 R)
• M55: 39,641,940 km (0.093 R)
• M56: 39,952,804 km (0.092 R)
• M57: 40,160,596 km (0.093 R)
• M58: 40,368,686 km (0.08 R)
• M59: 42,575,704 km (0.075 R)
• M60: 43,854,317 km (0.067 R)
• M61: 44,929,327 km (0.073 R)
• M62: 47,215,332 km (0.09 R)
• M63: 50,995,670 km (0.096 R)
• M64: 51,220,965 km (0.083 R)
• M65: 52,012,487 km (0.07 R)
• M66: 52,352,822 km (0.112 R)
• M67: 52,694,055 km (0.086 R)
• M68: 53,150,179 km (0.067 R)
• M69: 54,181,058 km (0.106 R)
• M70: 54,987,390 km (0.099 R)
• M71: 58,487,980 km (0.041 R)
• M72: 58,605,863 km (0.114 R)
• M73: 59,433,588 km (0.103 R)
• M74: 60,503,512 km (0.112 R)
• M75: 63,872,307 km (0.076 R)
• M76: 64,358,500 km (0.085 R)
• M77: 64,602,195 km (0.057 R)
• M78: 65,212,405 km (0.083 R)
• M79: 66,438,658 km (0.066 R)
• M80: 67,672,542 km (0.072 R)
• M81: 69,287,899 km (0.102 R)
• M82: 73,445,075 km (0.114 R)
• M83: 74,081,913 km (0.078 R)
• M84: 77,035,274 km (0.108 R)
• M85: 78,981,841 km (0.071 R)
• M86: 79,503,788 km (0.075 R)
• M87: 80,157,681 km (0.097 R)
• M88: 80,944,715 km (0.046 R)
• M89: 81,998,183 km (0.117 R)
• M90: 83,055,990 km (0.077 R)
• M91: 84,384,868 km (0.111 R)
• M92: 87,198,056 km (0.047 R)
• M93: 88,277,853 km (0.095 R)
• M94: 89,361,989 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400

Radius: 5.8

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 14.17 AU - 17.47 AU

Year: 28506 Days

Day: 15.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 80,547,510 km

• M1: 119,230 km (0.094 R)
• M2: 219,909 km (0.119 R)
• M3: 371,302 km (0.05 R)
• M4: 490,232 km (0.058 R)
• M5: 621,878 km (0.117 R)
• M6: 840,291 km (0.103 R)
• M7: 1,893,011 km (0.074 R)
• M8: 2,354,521 km (0.038 R)
• M9: 2,391,472 km (0.079 R)
• M10: 2,465,822 km (0.098 R)
• M11: 2,968,171 km (0.107 R)
• M12: 3,375,676 km (0.039 R)
• M13: 3,459,301 km (0.104 R)
• M14: 3,931,582 km (0.08 R)
• M15: 4,197,716 km (0.06 R)
• M16: 4,287,625 km (0.04 R)
• M17: 4,423,908 km (0.113 R)
• M18: 5,270,931 km (0.087 R)
• M19: 5,613,660 km (0.114 R)
• M20: 6,064,847 km (0.061 R)
• M21: 7,216,152 km (0.092 R)
• M22: 7,927,490 km (0.043 R)
• M23: 8,376,284 km (0.044 R)
• M24: 8,948,945 km (0.091 R)
• M25: 9,712,043 km (0.096 R)
• M26: 10,252,540 km (0.12 R)
• M27: 10,374,014 km (0.111 R)
• M28: 10,864,396 km (0.061 R)
• M29: 11,299,875 km (0.088 R)
• M30: 11,362,557 km (0.098 R)
• M31: 12,575,047 km (0.044 R)
• M32: 15,466,774 km (0.108 R)
• M33: 15,536,337 km (0.112 R)
• M34: 16,379,770 km (0.071 R)
• M35: 17,238,013 km (0.069 R)
• M36: 17,818,154 km (0.07 R)
• M37: 19,597,022 km (0.103 R)
• M38: 19,672,270 km (0.07 R)
• M39: 21,509,182 km (0.091 R)
• M40: 23,081,156 km (0.081 R)
• M41: 23,880,906 km (0.052 R)
• M42: 24,042,023 km (0.06 R)
• M43: 25,179,416 km (0.05 R)
• M44: 26,583,990 km (0.098 R)
• M45: 27,085,742 km (0.062 R)
• M46: 28,098,818 km (0.116 R)
• M47: 29,296,200 km (0.09 R)
• M48: 30,422,821 km (0.112 R)
• M49: 30,510,037 km (0.116 R)
• M50: 31,299,166 km (0.082 R)
• M51: 32,006,165 km (0.119 R)
• M52: 33,796,553 km (0.096 R)
• M53: 33,886,910 km (0.055 R)
• M54: 34,795,118 km (0.052 R)
• M55: 34,977,777 km (0.116 R)
• M56: 35,987,713 km (0.079 R)
• M57: 38,036,156 km (0.086 R)
• M58: 38,318,447 km (0.083 R)
• M59: 39,074,515 km (0.053 R)
• M60: 39,454,344 km (0.097 R)
• M61: 40,697,502 km (0.081 R)
• M62: 42,342,331 km (0.082 R)
• M63: 43,221,966 km (0.106 R)
• M64: 43,811,681 km (0.115 R)
• M65: 44,107,586 km (0.045 R)
• M66: 44,602,156 km (0.099 R)
• M67: 44,701,340 km (0.104 R)
• M68: 45,198,154 km (0.104 R)
• M69: 48,217,039 km (0.079 R)
• M70: 48,930,771 km (0.066 R)
• M71: 49,545,319 km (0.048 R)
• M72: 52,447,069 km (0.108 R)
• M73: 54,871,302 km (0.094 R)
• M74: 55,296,759 km (0.035 R)
• M75: 55,723,112 km (0.072 R)
• M76: 56,043,701 km (0.116 R)
• M77: 57,009,056 km (0.088 R)
• M78: 57,763,627 km (0.108 R)
• M79: 61,255,092 km (0.072 R)
• M80: 61,365,346 km (0.025 R)
• M81: 63,583,284 km (0.12 R)
• M82: 64,365,681 km (0.118 R)
• M83: 65,489,011 km (0.062 R)
• M84: 65,940,198 km (0.109 R)
• M85: 68,554,271 km (0.053 R)
• M86: 69,012,340 km (0.116 R)
• M87: 70,162,000 km (0.089 R)
• M88: 70,277,340 km (0.06 R)
• M89: 71,317,942 km (0.085 R)
• M90: 71,433,881 km (0.108 R)
• M91: 73,063,600 km (0.027 R)
• M92: 74,470,269 km (0.113 R)
• M93: 74,705,586 km (0.081 R)
• M94: 76,834,514 km (0.09 R)
• M95: 76,953,444 km (0.082 R)
• M96: 78,623,854 km (0.091 R)
• M97: 80,426,807 km (0.073 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 12,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit