🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.47 AU - 0.61 AU

Year: 143 Days

Day: 34.4 Hours

Environment

Temp: 206 °C

Axial Tilt: 32.6 °

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: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.76 AU - 1.1 AU

Year: 323 Days

Day: 34.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.9 AU - 1.08 AU

Year: 355 Days

Day: 27.8 Hours

Environment

Temp: 137 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.77 AU - 2.31 AU

Year: 1049 Days

Day: 29.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,993,317 km

• M1: 763,847 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.08 AU - 2.7 AU

Year: 1330 Days

Day: 41.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.3

Radius: 9

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7 AU - 7.4 AU

Year: 6953 Days

Day: 10.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 99,993,317 km

• M1: 121,174 km (0.097 R)
• M2: 380,577 km (0.116 R)
• M3: 517,309 km (0.079 R)
• M4: 605,423 km (0.095 R)
• M5: 917,185 km (0.04 R)
• M6: 1,507,797 km (0.082 R)
• M7: 1,600,548 km (0.104 R)
• M8: 1,910,664 km (0.103 R)
• M9: 1,970,952 km (0.091 R)
• M10: 2,303,508 km (0.08 R)
• M11: 2,367,835 km (0.101 R)
• M12: 2,676,306 km (0.078 R)
• M13: 2,858,367 km (0.087 R)
• M14: 3,186,734 km (0.08 R)
• M15: 3,307,011 km (0.118 R)
• M16: 3,453,317 km (0.114 R)
• M17: 3,803,077 km (0.098 R)
• M18: 4,672,241 km (0.074 R)
• M19: 5,199,723 km (0.113 R)
• M20: 5,370,264 km (0.115 R)
• M21: 5,513,729 km (0.092 R)
• M22: 5,863,489 km (0.097 R)
• M23: 6,220,279 km (0.087 R)
• M24: 6,280,567 km (0.101 R)
• M25: 7,049,201 km (0.111 R)
• M26: 7,111,883 km (0.057 R)
• M27: 7,174,863 km (0.075 R)
• M28: 8,141,715 km (0.115 R)
• M29: 8,606,814 km (0.095 R)
• M30: 8,876,390 km (0.075 R)
• M31: 9,772,032 km (0.09 R)
• M32: 10,444,624 km (0.091 R)
• M33: 10,516,282 km (0.119 R)
• M34: 11,425,837 km (0.117 R)
• M35: 11,647,989 km (0.103 R)
• M36: 11,722,340 km (0.079 R)
• M37: 11,871,489 km (0.034 R)
• M38: 12,741,400 km (0.09 R)
• M39: 13,242,254 km (0.117 R)
• M40: 13,553,567 km (0.111 R)
• M41: 14,662,387 km (0.072 R)
• M42: 14,742,721 km (0.082 R)
• M43: 15,065,403 km (0.053 R)
• M44: 15,268,407 km (0.101 R)
• M45: 16,630,047 km (0.098 R)
• M46: 17,177,127 km (0.055 R)
• M47: 17,516,714 km (0.104 R)
• M48: 17,601,985 km (0.055 R)
• M49: 17,858,545 km (0.086 R)
• M50: 18,679,239 km (0.04 R)
• M51: 19,733,306 km (0.103 R)
• M52: 19,999,889 km (0.076 R)
• M53: 20,357,129 km (0.045 R)
• M54: 20,536,646 km (0.051 R)
• M55: 20,761,641 km (0.109 R)
• M56: 21,123,369 km (0.113 R)
• M57: 21,214,175 km (0.041 R)
• M58: 21,578,446 km (0.116 R)
• M59: 21,899,034 km (0.063 R)
• M60: 23,431,066 km (0.099 R)
• M61: 23,572,136 km (0.042 R)
• M62: 23,666,234 km (0.11 R)
• M63: 24,091,540 km (0.046 R)
• M64: 24,710,277 km (0.11 R)
• M65: 25,237,759 km (0.088 R)
• M66: 25,430,591 km (0.109 R)
• M67: 26,401,780 km (0.111 R)
• M68: 26,548,536 km (0.12 R)
• M69: 27,583,304 km (0.117 R)
• M70: 27,682,488 km (0.083 R)
• M71: 28,832,297 km (0.075 R)
• M72: 29,489,031 km (0.072 R)
• M73: 29,590,459 km (0.093 R)
• M74: 29,895,638 km (0.109 R)
• M75: 30,662,926 km (0.102 R)
• M76: 32,112,679 km (0.071 R)
• M77: 33,267,425 km (0.092 R)
• M78: 33,478,807 km (0.027 R)
• M79: 34,542,597 km (0.09 R)
• M80: 34,971,045 km (0.04 R)
• M81: 35,293,728 km (0.103 R)
• M82: 36,321,765 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.4

Radius: 14.5

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.3 AU - 9.8 AU

Year: 9798 Days

Day: 11 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 99,993,317 km

• M1: 185,053 km (0.078 R)
• M2: 306,376 km (0.091 R)
• M3: 411,993 km (0.077 R)
• M4: 507,586 km (0.071 R)
• M5: 613,800 km (0.079 R)
• M6: 712,235 km (0.058 R)
• M7: 1,126,472 km (0.088 R)
• M8: 2,110,976 km (0.113 R)
• M9: 2,404,935 km (0.064 R)
• M10: 2,515,189 km (0.03 R)
• M11: 2,856,571 km (0.118 R)
• M12: 3,182,844 km (0.079 R)
• M13: 3,521,534 km (0.114 R)
• M14: 3,711,224 km (0.097 R)
• M15: 3,969,430 km (0.068 R)
• M16: 4,955,130 km (0.108 R)
• M17: 5,132,703 km (0.042 R)
• M18: 7,141,354 km (0.065 R)
• M19: 7,342,413 km (0.095 R)
• M20: 8,207,089 km (0.047 R)
• M21: 8,333,200 km (0.076 R)
• M22: 9,322,042 km (0.1 R)
• M23: 10,393,462 km (0.099 R)
• M24: 10,990,058 km (0.078 R)
• M25: 11,550,751 km (0.099 R)
• M26: 11,834,688 km (0.109 R)
• M27: 12,025,126 km (0.112 R)
• M28: 12,457,613 km (0.119 R)
• M29: 12,895,187 km (0.069 R)
• M30: 13,436,881 km (0.116 R)
• M31: 14,849,384 km (0.098 R)
• M32: 15,834,486 km (0.038 R)
• M33: 16,150,137 km (0.102 R)
• M34: 16,361,519 km (0.077 R)
• M35: 16,467,734 km (0.118 R)
• M36: 16,574,098 km (0.105 R)
• M37: 16,680,611 km (0.089 R)
• M38: 16,894,387 km (0.1 R)
• M39: 17,216,920 km (0.087 R)
• M40: 17,813,366 km (0.116 R)
• M41: 18,582,300 km (0.116 R)
• M42: 18,748,503 km (0.099 R)
• M43: 19,869,140 km (0.025 R)
• M44: 20,266,472 km (0.046 R)
• M45: 20,494,759 km (0.037 R)
• M46: 20,953,875 km (0.11 R)
• M47: 22,233,834 km (0.092 R)
• M48: 22,646,425 km (0.111 R)
• M49: 22,764,757 km (0.117 R)
• M50: 23,061,409 km (0.104 R)
• M51: 23,180,489 km (0.09 R)
• M52: 23,299,868 km (0.073 R)
• M53: 24,382,508 km (0.076 R)
• M54: 25,235,964 km (0.063 R)
• M55: 27,981,384 km (0.103 R)
• M56: 28,682,549 km (0.086 R)
• M57: 30,167,159 km (0.075 R)
• M58: 31,544,506 km (0.08 R)
• M59: 31,676,751 km (0.112 R)
• M60: 32,407,387 km (0.086 R)
• M61: 32,674,569 km (0.114 R)
• M62: 33,682,559 km (0.091 R)
• M63: 34,428,304 km (0.116 R)
• M64: 34,974,037 km (0.086 R)
• M65: 35,110,919 km (0.119 R)
• M66: 36,976,405 km (0.111 R)
• M67: 38,520,255 km (0.109 R)
• M68: 38,874,054 km (0.063 R)
• M69: 39,442,376 km (0.05 R)
• M70: 39,870,376 km (0.085 R)
• M71: 40,515,292 km (0.096 R)
• M72: 41,308,310 km (0.079 R)
• M73: 41,961,006 km (0.111 R)
• M74: 42,397,981 km (0.076 R)
• M75: 43,202,967 km (0.092 R)
• M76: 45,051,399 km (0.107 R)
• M77: 45,200,398 km (0.118 R)
• M78: 45,872,990 km (0.107 R)
• M79: 47,303,445 km (0.067 R)
• M80: 47,530,684 km (0.101 R)
• M81: 48,366,936 km (0.103 R)
• M82: 48,901,599 km (0.099 R)
• M83: 49,054,787 km (0.082 R)
• M84: 49,822,823 km (0.03 R)
• M85: 50,594,897 km (0.082 R)
• M86: 50,749,731 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.7

Radius: 3

Gravity: 89.97 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 13.65 AU - 22.55 AU

Year: 27713 Days

Day: 17.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 99,993,317 km

• M1: 46,226 km (0.119 R)
• M2: 72,705 km (0.1 R)
• M3: 239,656 km (0.101 R)
• M4: 341,532 km (0.091 R)
• M5: 432,487 km (0.057 R)
• M6: 456,423 km (0.052 R)
• M7: 777,759 km (0.084 R)
• M8: 928,554 km (0.12 R)
• M9: 1,055,862 km (0.087 R)
• M10: 1,088,474 km (0.093 R)
• M11: 1,121,535 km (0.104 R)
• M12: 2,558,273 km (0.094 R)
• M13: 4,192,331 km (0.082 R)
• M14: 4,885,567 km (0.113 R)
• M15: 7,229,766 km (0.106 R)
• M16: 7,354,830 km (0.056 R)
• M17: 7,543,772 km (0.086 R)
• M18: 7,734,360 km (0.089 R)
• M19: 9,247,243 km (0.045 R)
• M20: 9,382,928 km (0.062 R)
• M21: 9,656,543 km (0.111 R)
• M22: 10,141,389 km (0.117 R)
• M23: 10,563,405 km (0.106 R)
• M24: 11,936,863 km (0.087 R)
• M25: 15,245,519 km (0.079 R)
• M26: 17,877,394 km (0.119 R)
• M27: 20,734,414 km (0.076 R)
• M28: 21,268,928 km (0.045 R)
• M29: 23,729,663 km (0.081 R)
• M30: 24,008,513 km (0.107 R)
• M31: 24,475,708 km (0.074 R)
• M32: 24,663,453 km (0.099 R)
• M33: 25,609,360 km (0.106 R)
• M34: 26,374,703 km (0.107 R)
• M35: 26,567,086 km (0.105 R)
• M36: 27,829,542 km (0.105 R)
• M37: 29,111,297 km (0.093 R)
• M38: 29,310,262 km (0.077 R)
• M39: 30,311,521 km (0.073 R)
• M40: 31,222,272 km (0.093 R)
• M41: 32,142,000 km (0.048 R)
• M42: 32,863,361 km (0.079 R)
• M43: 33,278,046 km (0.088 R)
• M44: 34,322,239 km (0.106 R)
• M45: 35,165,223 km (0.096 R)
• M46: 36,228,565 km (0.101 R)
• M47: 37,194,668 km (0.119 R)
• M48: 37,302,528 km (0.117 R)
• M49: 37,951,783 km (0.064 R)
• M50: 38,604,927 km (0.034 R)
• M51: 39,591,525 km (0.099 R)
• M52: 40,253,795 km (0.061 R)
• M53: 40,808,504 km (0.111 R)
• M54: 41,365,756 km (0.072 R)
• M55: 41,477,506 km (0.114 R)
• M56: 42,262,446 km (0.119 R)
• M57: 42,487,740 km (0.109 R)
• M58: 44,876,220 km (0.089 R)
• M59: 49,426,089 km (0.106 R)
• M60: 50,139,073 km (0.059 R)
• M61: 51,815,616 km (0.118 R)
• M62: 52,056,768 km (0.065 R)
• M63: 53,632,333 km (0.097 R)
• M64: 56,706,270 km (0.067 R)
• M65: 56,954,602 km (0.115 R)
• M66: 57,701,844 km (0.084 R)
• M67: 58,452,376 km (0.114 R)
• M68: 59,836,605 km (0.104 R)
• M69: 59,963,015 km (0.091 R)
• M70: 60,596,263 km (0.077 R)
• M71: 62,381,115 km (0.108 R)
• M72: 63,408,703 km (0.114 R)
• M73: 63,666,460 km (0.109 R)
• M74: 67,180,514 km (0.117 R)
• M75: 70,089,894 km (0.034 R)
• M76: 70,623,360 km (0.076 R)
• M77: 71,425,952 km (0.063 R)
• M78: 73,040,263 km (0.07 R)
• M79: 73,580,909 km (0.105 R)
• M80: 76,990,694 km (0.095 R)
• M81: 77,678,844 km (0.086 R)
• M82: 78,368,939 km (0.078 R)
• M83: 78,784,073 km (0.105 R)
• M84: 80,172,790 km (0.115 R)
• M85: 82,693,065 km (0.119 R)
• M86: 83,256,601 km (0.064 R)
• M87: 83,397,671 km (0.114 R)
• M88: 86,807,605 km (0.106 R)
• M89: 87,093,786 km (0.06 R)
• M90: 87,380,266 km (0.104 R)
• M91: 88,673,539 km (0.091 R)
• M92: 89,250,389 km (0.116 R)
• M93: 91,133,527 km (0.072 R)
• M94: 91,570,053 km (0.085 R)
• M95: 93,469,348 km (0.09 R)
• M96: 93,762,709 km (0.116 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 12,998 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit