🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.08 AU - 1.54 AU

Year: 542 Days

Day: 45.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.95 AU - 2.07 AU

Year: 1031 Days

Day: 30 Hours

Environment

Temp: -57 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.47 AU - 5.29 AU

Year: 3315 Days

Day: 20.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.62 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.6

Radius: 6.5

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 12.11 AU - 17.61 AU

Year: 20717 Days

Day: 19.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 28,177,496 km

• M1: 123,119 km (0.089 R)
• M2: 171,738 km (0.06 R)
• M3: 312,809 km (0.087 R)
• M4: 447,447 km (0.044 R)
• M5: 684,709 km (0.075 R)
• M6: 1,097,450 km (0.111 R)
• M7: 1,264,401 km (0.102 R)
• M8: 2,011,044 km (0.089 R)
• M9: 2,400,896 km (0.086 R)
• M10: 2,454,602 km (0.078 R)
• M11: 2,535,983 km (0.11 R)
• M12: 3,308,207 km (0.104 R)
• M13: 3,519,589 km (0.094 R)
• M14: 3,704,342 km (0.098 R)
• M15: 3,892,237 km (0.086 R)
• M16: 4,342,976 km (0.066 R)
• M17: 4,742,402 km (0.104 R)
• M18: 5,188,353 km (0.089 R)
• M19: 5,258,066 km (0.064 R)
• M20: 6,342,202 km (0.07 R)
• M21: 7,102,309 km (0.12 R)
• M22: 7,730,769 km (0.084 R)
• M23: 7,930,931 km (0.073 R)
• M24: 8,582,579 km (0.068 R)
• M25: 10,110,722 km (0.074 R)
• M26: 11,310,945 km (0.082 R)
• M27: 11,583,812 km (0.039 R)
• M28: 12,089,453 km (0.068 R)
• M29: 12,885,313 km (0.094 R)
• M30: 13,170,148 km (0.085 R)
• M31: 13,697,779 km (0.092 R)
• M32: 14,134,755 km (0.079 R)
• M33: 14,232,442 km (0.081 R)
• M34: 15,071,985 km (0.068 R)
• M35: 15,372,079 km (0.085 R)
• M36: 15,472,609 km (0.113 R)
• M37: 15,523,023 km (0.057 R)
• M38: 16,080,126 km (0.098 R)
• M39: 16,438,113 km (0.11 R)
• M40: 16,902,315 km (0.099 R)
• M41: 17,266,287 km (0.115 R)
• M42: 17,896,244 km (0.057 R)
• M43: 18,161,032 km (0.031 R)
• M44: 18,909,021 km (0.029 R)
• M45: 20,878,477 km (0.117 R)
• M46: 21,101,378 km (0.081 R)
• M47: 22,683,076 km (0.039 R)
• M48: 22,797,519 km (0.052 R)
• M49: 23,257,233 km (0.035 R)
• M50: 24,537,043 km (0.089 R)
• M51: 25,008,126 km (0.096 R)
• M52: 25,780,051 km (0.106 R)
• M53: 26,019,109 km (0.107 R)
• M54: 26,559,606 km (0.106 R)
• M55: 26,740,619 km (0.078 R)
• M56: 27,774,191 km (0.047 R)
• M57: 28,944,645 km (0.08 R)
• M58: 29,629,653 km (0.12 R)
• M59: 29,754,717 km (0.091 R)
• M60: 30,572,270 km (0.1 R)
• M61: 30,635,550 km (0.065 R)
• M62: 31,079,107 km (0.115 R)
• M63: 31,588,638 km (0.117 R)
• M64: 31,972,655 km (0.11 R)
• M65: 32,616,076 km (0.09 R)
• M66: 34,308,776 km (0.052 R)
• M67: 34,440,123 km (0.056 R)
• M68: 34,901,333 km (0.083 R)
• M69: 36,431,121 km (0.074 R)
• M70: 37,778,997 km (0.094 R)
• M71: 38,118,435 km (0.08 R)
• M72: 39,074,515 km (0.118 R)
• M73: 39,486,657 km (0.077 R)
• M74: 39,831,181 km (0.073 R)
• M75: 39,900,146 km (0.071 R)
• M76: 40,315,280 km (0.055 R)
• M77: 41,010,162 km (0.11 R)
• M78: 42,270,823 km (0.091 R)
• M79: 42,906,016 km (0.119 R)
• M80: 42,976,775 km (0.111 R)
• M81: 43,544,350 km (0.1 R)
• M82: 44,114,318 km (0.087 R)
• M83: 44,328,691 km (0.113 R)
• M84: 46,709,841 km (0.107 R)
• M85: 47,732,342 km (0.086 R)
• M86: 48,393,714 km (0.12 R)
• M87: 48,541,068 km (0.083 R)
• M88: 48,688,572 km (0.093 R)
• M89: 49,058,079 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.9

Radius: 5.6

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 14.28 AU - 21.74 AU

Year: 27641 Days

Day: 16.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 28,177,496 km

• M1: 71,657 km (0.084 R)
• M2: 107,112 km (0.071 R)
• M3: 164,558 km (0.12 R)
• M4: 701,913 km (0.092 R)
• M5: 1,058,854 km (0.092 R)
• M6: 1,156,092 km (0.085 R)
• M7: 1,205,908 km (0.094 R)
• M8: 1,742,366 km (0.066 R)
• M9: 1,857,706 km (0.077 R)
• M10: 1,975,589 km (0.07 R)
• M11: 2,065,647 km (0.104 R)
• M12: 2,343,899 km (0.038 R)
• M13: 2,471,506 km (0.088 R)
• M14: 3,534,848 km (0.088 R)
• M15: 3,755,206 km (0.091 R)
• M16: 4,017,900 km (0.119 R)
• M17: 4,325,473 km (0.063 R)
• M18: 5,004,049 km (0.047 R)
• M19: 5,545,144 km (0.101 R)
• M20: 5,672,602 km (0.102 R)
• M21: 6,192,305 km (0.095 R)
• M22: 6,324,549 km (0.11 R)
• M23: 6,954,207 km (0.064 R)
• M24: 7,416,165 km (0.09 R)
• M25: 9,716,681 km (0.114 R)
• M26: 9,767,993 km (0.093 R)
• M27: 9,819,155 km (0.028 R)
• M28: 9,921,929 km (0.086 R)
• M29: 9,973,540 km (0.09 R)
• M30: 10,076,913 km (0.118 R)
• M31: 10,128,673 km (0.103 R)
• M32: 10,232,644 km (0.045 R)
• M33: 10,546,351 km (0.105 R)
• M34: 10,969,563 km (0.104 R)
• M35: 11,614,928 km (0.076 R)
• M36: 11,778,140 km (0.072 R)
• M37: 12,272,411 km (0.105 R)
• M38: 12,549,915 km (0.066 R)
• M39: 13,394,993 km (0.098 R)
• M40: 14,316,367 km (0.093 R)
• M41: 16,159,113 km (0.118 R)
• M42: 16,280,587 km (0.047 R)
• M43: 17,387,013 km (0.065 R)
• M44: 17,698,625 km (0.117 R)
• M45: 18,771,990 km (0.074 R)
• M46: 19,477,643 km (0.11 R)
• M47: 19,931,373 km (0.065 R)
• M48: 20,981,101 km (0.044 R)
• M49: 21,713,233 km (0.111 R)
• M50: 22,251,038 km (0.112 R)
• M51: 23,134,114 km (0.105 R)
• M52: 23,614,323 km (0.104 R)
• M53: 24,028,560 km (0.077 R)
• M54: 24,097,973 km (0.106 R)
• M55: 24,236,650 km (0.107 R)
• M56: 24,375,627 km (0.111 R)
• M57: 24,864,363 km (0.094 R)
• M58: 25,004,536 km (0.111 R)
• M59: 25,215,469 km (0.113 R)
• M60: 25,426,851 km (0.106 R)
• M61: 26,349,720 km (0.103 R)
• M62: 26,492,586 km (0.113 R)
• M63: 28,888,396 km (0.073 R)
• M64: 30,448,552 km (0.062 R)
• M65: 30,598,599 km (0.116 R)
• M66: 31,050,085 km (0.106 R)
• M67: 31,352,423 km (0.094 R)
• M68: 31,731,653 km (0.095 R)
• M69: 32,036,085 km (0.1 R)
• M70: 34,194,034 km (0.11 R)
• M71: 34,897,593 km (0.052 R)
• M72: 35,290,586 km (0.114 R)
• M73: 35,764,064 km (0.072 R)
• M74: 37,357,431 km (0.038 R)
• M75: 37,598,433 km (0.113 R)
• M76: 38,567,528 km (0.032 R)
• M77: 41,773,560 km (0.103 R)
• M78: 42,609,363 km (0.082 R)
• M79: 43,788,643 km (0.1 R)
• M80: 43,957,988 km (0.057 R)
• M81: 48,524,164 km (0.074 R)
• M82: 50,020,442 km (0.118 R)
• M83: 50,286,127 km (0.116 R)
• M84: 55,146,562 km (0.103 R)
• M85: 55,879,293 km (0.052 R)
• M86: 56,431,010 km (0.091 R)
• M87: 57,354,477 km (0.049 R)
• M88: 61,192,411 km (0.077 R)
• M89: 61,666,187 km (0.108 R)
• M90: 61,950,872 km (0.096 R)
• M91: 62,331,299 km (0.116 R)
• M92: 62,807,918 km (0.108 R)
• M93: 63,956,830 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.9

Radius: 5.8

Gravity: 21.55 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 15.35 AU - 20.81 AU

Year: 27803 Days

Day: 15.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 28,177,496 km

• M1: 96,491 km (0.108 R)
• M2: 183,407 km (0.102 R)
• M3: 286,031 km (0.104 R)
• M4: 324,927 km (0.102 R)
• M5: 704,008 km (0.093 R)
• M6: 844,181 km (0.069 R)
• M7: 1,055,413 km (0.068 R)
• M8: 1,118,842 km (0.1 R)
• M9: 1,385,426 km (0.108 R)
• M10: 1,745,807 km (0.11 R)
• M11: 1,936,694 km (0.034 R)
• M12: 1,975,589 km (0.082 R)
• M13: 2,054,428 km (0.073 R)
• M14: 2,463,727 km (0.074 R)
• M15: 2,548,699 km (0.114 R)
• M16: 2,634,568 km (0.105 R)
• M17: 2,898,010 km (0.05 R)
• M18: 2,942,740 km (0.112 R)
• M19: 3,593,042 km (0.055 R)
• M20: 4,595,647 km (0.101 R)
• M21: 4,700,515 km (0.1 R)
• M22: 4,912,495 km (0.061 R)
• M23: 5,236,225 km (0.096 R)
• M24: 5,290,828 km (0.087 R)
• M25: 5,678,735 km (0.086 R)
• M26: 6,306,597 km (0.112 R)
• M27: 6,423,134 km (0.096 R)
• M28: 6,599,360 km (0.091 R)
• M29: 9,029,727 km (0.108 R)
• M30: 9,559,154 km (0.105 R)
• M31: 9,760,363 km (0.09 R)
• M32: 10,786,904 km (0.093 R)
• M33: 11,136,664 km (0.037 R)
• M34: 11,419,105 km (0.108 R)
• M35: 12,499,351 km (0.063 R)
• M36: 13,838,102 km (0.028 R)
• M37: 14,755,736 km (0.068 R)
• M38: 15,143,792 km (0.083 R)
• M39: 20,055,390 km (0.087 R)
• M40: 20,831,055 km (0.101 R)
• M41: 22,500,717 km (0.096 R)
• M42: 24,212,715 km (0.111 R)
• M43: 24,762,188 km (0.091 R)
• M44: 24,946,193 km (0.073 R)
• M45: 25,686,852 km (0.118 R)
• M46: 26,340,744 km (0.116 R)
• M47: 30,476,377 km (0.066 R)
• M48: 30,970,200 km (0.052 R)
• M49: 31,666,129 km (0.091 R)
• M50: 32,266,615 km (0.071 R)
• M51: 32,366,995 km (0.116 R)
• M52: 32,769,862 km (0.104 R)
• M53: 33,073,097 km (0.069 R)
• M54: 35,221,622 km (0.052 R)
• M55: 38,261,899 km (0.053 R)
• M56: 38,368,114 km (0.108 R)
• M57: 42,151,145 km (0.112 R)
• M58: 43,697,239 km (0.106 R)
• M59: 44,812,940 km (0.095 R)
• M60: 46,731,084 km (0.103 R)
• M61: 47,072,316 km (0.047 R)
• M62: 48,215,843 km (0.116 R)
• M63: 49,137,216 km (0.094 R)
• M64: 49,832,098 km (0.1 R)
• M65: 54,427,146 km (0.102 R)
• M66: 54,666,503 km (0.1 R)
• M67: 58,419,614 km (0.081 R)
• M68: 59,032,816 km (0.071 R)
• M69: 59,155,636 km (0.069 R)
• M70: 61,133,170 km (0.081 R)
• M71: 62,005,176 km (0.065 R)
• M72: 62,130,090 km (0.094 R)
• M73: 66,043,570 km (0.071 R)
• M74: 66,426,541 km (0.106 R)
• M75: 67,066,371 km (0.104 R)
• M76: 67,836,950 km (0.093 R)
• M77: 68,481,268 km (0.117 R)
• M78: 68,610,371 km (0.053 R)
• M79: 69,127,680 km (0.087 R)
• M80: 71,340,382 km (0.066 R)
• M81: 72,258,315 km (0.109 R)
• M82: 72,784,600 km (0.085 R)
• M83: 74,105,848 km (0.044 R)
• M84: 77,981,929 km (0.1 R)
• M85: 79,198,160 km (0.047 R)
• M86: 80,693,241 km (0.084 R)
• M87: 81,102,541 km (0.106 R)
• M88: 83,022,031 km (0.119 R)
• M89: 89,292,276 km (0.061 R)
• M90: 91,415,968 km (0.09 R)
• M91: 92,698,021 km (0.104 R)
• M92: 93,842,744 km (0.106 R)
• M93: 94,704,428 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.2

Radius: 3.2

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 18.29 AU - 21.81 AU

Year: 32468 Days

Day: 22.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 66.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 28,177,496 km

• M1: 516,861 km (0.063 R)
• M2: 825,032 km (0.114 R)
• M3: 1,038,508 km (0.068 R)
• M4: 1,108,670 km (0.115 R)
• M5: 1,165,816 km (0.112 R)
• M6: 1,977,385 km (0.104 R)
• M7: 2,170,665 km (0.088 R)
• M8: 3,184,041 km (0.104 R)
• M9: 3,368,794 km (0.083 R)
• M10: 4,826,027 km (0.091 R)
• M11: 7,589,549 km (0.093 R)
• M12: 7,725,982 km (0.069 R)
• M13: 8,704,203 km (0.093 R)
• M14: 9,868,822 km (0.053 R)
• M15: 11,423,144 km (0.093 R)
• M16: 12,084,965 km (0.087 R)
• M17: 12,500,847 km (0.115 R)
• M18: 12,694,277 km (0.077 R)
• M19: 13,544,292 km (0.065 R)
• M20: 14,581,604 km (0.118 R)
• M21: 14,819,315 km (0.102 R)
• M22: 16,167,191 km (0.105 R)
• M23: 16,873,293 km (0.103 R)
• M24: 17,842,688 km (0.096 R)
• M25: 18,352,368 km (0.088 R)
• M26: 20,060,326 km (0.098 R)
• M27: 20,248,969 km (0.066 R)
• M28: 20,971,378 km (0.052 R)
• M29: 23,228,211 km (0.087 R)
• M30: 23,545,508 km (0.1 R)
• M31: 24,586,560 km (0.109 R)
• M32: 26,547,638 km (0.049 R)
• M33: 27,379,402 km (0.085 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 12,525 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit