🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.82 AU - 0.86 AU

Year: 277 Days

Day: 19.6 Hours

Environment

Temp: 110 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 101,817,411 km

• M1: 380,128 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.85 AU - 0.91 AU

Year: 297 Days

Day: 39.8 Hours

Environment

Temp: 122 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.02 AU - 1.68 AU

Year: 565 Days

Day: 47.4 Hours

Environment

Temp: -8 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 101,817,411 km

• M1: 870,211 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.44 AU - 3.3 AU

Year: 1750 Days

Day: 40.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.7

Radius: 8.4

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.91 AU - 7.33 AU

Year: 6837 Days

Day: 13.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 101,817,411 km

• M1: 186,997 km (0.066 R)
• M2: 260,450 km (0.093 R)
• M3: 317,447 km (0.093 R)
• M4: 779,106 km (0.048 R)
• M5: 946,655 km (0.057 R)
• M6: 1,159,982 km (0.111 R)
• M7: 1,555,967 km (0.106 R)
• M8: 1,729,651 km (0.12 R)
• M9: 1,869,076 km (0.098 R)
• M10: 2,054,128 km (0.118 R)
• M11: 2,117,109 km (0.107 R)
• M12: 2,441,886 km (0.105 R)
• M13: 3,814,746 km (0.051 R)
• M14: 4,344,322 km (0.045 R)
• M15: 4,425,853 km (0.084 R)
• M16: 4,700,963 km (0.048 R)
• M17: 5,384,177 km (0.058 R)
• M18: 5,471,692 km (0.069 R)
• M19: 5,946,815 km (0.07 R)
• M20: 6,037,471 km (0.114 R)
• M21: 6,373,468 km (0.041 R)
• M22: 7,712,069 km (0.077 R)
• M23: 8,043,279 km (0.089 R)
• M24: 8,345,317 km (0.113 R)
• M25: 9,308,877 km (0.045 R)
• M26: 10,054,473 km (0.072 R)
• M27: 10,162,632 km (0.117 R)
• M28: 10,379,998 km (0.108 R)
• M29: 10,672,162 km (0.109 R)
• M30: 10,819,217 km (0.098 R)
• M31: 11,004,120 km (0.083 R)
• M32: 12,404,207 km (0.119 R)
• M33: 13,500,609 km (0.077 R)
• M34: 13,779,460 km (0.096 R)
• M35: 13,939,829 km (0.102 R)
• M36: 14,221,671 km (0.118 R)
• M37: 14,627,680 km (0.103 R)
• M38: 15,244,023 km (0.059 R)
• M39: 16,205,189 km (0.084 R)
• M40: 16,416,870 km (0.077 R)
• M41: 16,501,692 km (0.1 R)
• M42: 16,885,560 km (0.025 R)
• M43: 17,661,973 km (0.117 R)
• M44: 18,186,015 km (0.104 R)
• M45: 18,273,829 km (0.028 R)
• M46: 18,494,037 km (0.116 R)
• M47: 19,115,466 km (0.075 R)
• M48: 19,518,483 km (0.072 R)
• M49: 20,060,326 km (0.08 R)
• M50: 20,196,461 km (0.106 R)
• M51: 20,424,148 km (0.072 R)
• M52: 20,561,180 km (0.106 R)
• M53: 21,482,553 km (0.093 R)
• M54: 22,417,391 km (0.066 R)
• M55: 22,653,157 km (0.095 R)
• M56: 23,508,857 km (0.086 R)
• M57: 24,326,559 km (0.052 R)
• M58: 25,300,590 km (0.119 R)
• M59: 25,546,080 km (0.076 R)
• M60: 26,039,454 km (0.064 R)
• M61: 26,635,751 km (0.037 R)
• M62: 27,286,652 km (0.086 R)
• M63: 27,841,510 km (0.103 R)
• M64: 27,993,502 km (0.106 R)
• M65: 28,706,485 km (0.116 R)
• M66: 29,013,759 km (0.076 R)
• M67: 29,219,307 km (0.111 R)
• M68: 29,683,509 km (0.061 R)
• M69: 29,890,552 km (0.081 R)
• M70: 30,306,135 km (0.062 R)
• M71: 31,353,619 km (0.036 R)
• M72: 31,406,278 km (0.03 R)
• M73: 31,670,168 km (0.067 R)
• M74: 32,200,044 km (0.114 R)
• M75: 32,412,772 km (0.113 R)
• M76: 32,839,874 km (0.095 R)
• M77: 33,161,210 km (0.047 R)
• M78: 33,268,622 km (0.028 R)
• M79: 34,566,234 km (0.102 R)
• M80: 34,947,858 km (0.115 R)
• M81: 35,935,503 km (0.097 R)
• M82: 36,156,309 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.4

Radius: 10.7

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.53 AU - 9.25 AU

Year: 7976 Days

Day: 9.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 101,817,411 km

• M1: 361,129 km (0.053 R)
• M2: 854,054 km (0.101 R)
• M3: 1,013,974 km (0.087 R)
• M4: 1,126,322 km (0.077 R)
• M5: 1,426,266 km (0.064 R)
• M6: 2,375,913 km (0.091 R)
• M7: 2,683,187 km (0.068 R)
• M8: 2,861,807 km (0.087 R)
• M9: 3,463,939 km (0.115 R)
• M10: 3,768,520 km (0.078 R)
• M11: 3,924,251 km (0.062 R)
• M12: 4,150,294 km (0.08 R)
• M13: 4,264,886 km (0.067 R)
• M14: 4,497,510 km (0.055 R)
• M15: 4,805,981 km (0.12 R)
• M16: 4,902,322 km (0.082 R)
• M17: 5,418,884 km (0.094 R)
• M18: 5,620,093 km (0.092 R)
• M19: 6,056,320 km (0.119 R)
• M20: 6,186,620 km (0.119 R)
• M21: 6,423,733 km (0.032 R)
• M22: 6,663,688 km (0.084 R)
• M23: 6,744,470 km (0.091 R)
• M24: 7,152,723 km (0.086 R)
• M25: 7,429,479 km (0.119 R)
• M26: 7,653,277 km (0.065 R)
• M27: 8,571,210 km (0.116 R)
• M28: 9,312,467 km (0.059 R)
• M29: 9,767,095 km (0.113 R)
• M30: 10,105,187 km (0.09 R)
• M31: 10,666,627 km (0.096 R)
• M32: 10,761,173 km (0.109 R)
• M33: 11,110,335 km (0.048 R)
• M34: 11,560,026 km (0.117 R)
• M35: 11,852,340 km (0.032 R)
• M36: 12,147,048 km (0.093 R)
• M37: 12,344,966 km (0.065 R)
• M38: 12,444,299 km (0.078 R)
• M39: 12,710,433 km (0.051 R)
• M40: 12,777,304 km (0.113 R)
• M41: 13,350,114 km (0.086 R)
• M42: 13,725,305 km (0.072 R)
• M43: 14,312,028 km (0.079 R)
• M44: 14,381,591 km (0.066 R)
• M45: 15,367,292 km (0.115 R)
• M46: 15,509,858 km (0.068 R)
• M47: 15,760,435 km (0.119 R)
• M48: 16,338,331 km (0.107 R)
• M49: 16,483,890 km (0.1 R)
• M50: 17,033,513 km (0.074 R)
• M51: 17,107,265 km (0.057 R)
• M52: 17,477,669 km (0.105 R)
• M53: 18,038,212 km (0.097 R)
• M54: 18,528,743 km (0.103 R)
• M55: 18,870,874 km (0.073 R)
• M56: 18,947,169 km (0.063 R)
• M57: 19,023,613 km (0.102 R)
• M58: 19,445,778 km (0.116 R)
• M59: 19,600,163 km (0.119 R)
• M60: 20,299,533 km (0.085 R)
• M61: 21,046,625 km (0.047 R)
• M62: 21,363,922 km (0.069 R)
• M63: 21,523,094 km (0.059 R)
• M64: 21,722,658 km (0.04 R)
• M65: 22,123,730 km (0.097 R)
• M66: 22,486,804 km (0.086 R)
• M67: 22,770,441 km (0.104 R)
• M68: 22,933,204 km (0.118 R)
• M69: 23,218,786 km (0.105 R)
• M70: 23,300,616 km (0.107 R)
• M71: 23,793,392 km (0.106 R)
• M72: 24,289,757 km (0.111 R)
• M73: 24,414,522 km (0.119 R)
• M74: 24,622,613 km (0.11 R)
• M75: 26,351,964 km (0.111 R)
• M76: 26,480,020 km (0.106 R)
• M77: 26,822,449 km (0.109 R)
• M78: 26,994,337 km (0.076 R)
• M79: 28,163,744 km (0.102 R)
• M80: 28,732,665 km (0.092 R)
• M81: 28,820,479 km (0.041 R)
• M82: 28,952,424 km (0.118 R)
• M83: 29,570,862 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.8

Radius: 4.8

Gravity: 38.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 15.52 AU - 20.28 AU

Year: 27255 Days

Day: 20.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 101,817,411 km

• M1: 305,479 km (0.047 R)
• M2: 486,343 km (0.11 R)
• M3: 536,458 km (0.11 R)
• M4: 588,368 km (0.108 R)
• M5: 843,433 km (0.101 R)
• M6: 1,031,029 km (0.096 R)
• M7: 2,149,721 km (0.042 R)
• M8: 4,028,072 km (0.114 R)
• M9: 4,079,983 km (0.115 R)
• M10: 4,132,043 km (0.083 R)
• M11: 4,449,340 km (0.055 R)
• M12: 5,504,753 km (0.063 R)
• M13: 5,853,465 km (0.116 R)
• M14: 6,030,440 km (0.043 R)
• M15: 9,093,007 km (0.069 R)
• M16: 10,133,311 km (0.063 R)
• M17: 11,800,280 km (0.092 R)
• M18: 11,874,630 km (0.093 R)
• M19: 13,472,485 km (0.118 R)
• M20: 15,379,259 km (0.067 R)
• M21: 17,538,256 km (0.117 R)
• M22: 20,055,689 km (0.114 R)
• M23: 20,590,501 km (0.118 R)
• M24: 21,310,815 km (0.111 R)
• M25: 22,498,921 km (0.063 R)
• M26: 23,333,827 km (0.081 R)
• M27: 24,179,055 km (0.114 R)
• M28: 24,747,976 km (0.111 R)
• M29: 25,802,641 km (0.068 R)
• M30: 26,969,654 km (0.071 R)
• M31: 28,253,353 km (0.083 R)
• M32: 32,534,246 km (0.088 R)
• M33: 33,267,126 km (0.09 R)
• M34: 34,217,371 km (0.098 R)
• M35: 34,642,529 km (0.075 R)
• M36: 37,121,216 km (0.111 R)
• M37: 38,878,841 km (0.079 R)
• M38: 40,438,848 km (0.096 R)
• M39: 41,001,036 km (0.072 R)
• M40: 41,905,804 km (0.094 R)
• M41: 42,817,155 km (0.062 R)
• M42: 43,389,965 km (0.1 R)
• M43: 45,007,567 km (0.103 R)
• M44: 45,356,728 km (0.094 R)
• M45: 45,940,758 km (0.081 R)
• M46: 47,707,509 km (0.102 R)
• M47: 48,182,482 km (0.05 R)
• M48: 48,301,413 km (0.06 R)
• M49: 49,616,527 km (0.07 R)
• M50: 49,856,931 km (0.091 R)
• M51: 49,977,208 km (0.059 R)
• M52: 51,307,283 km (0.055 R)
• M53: 52,403,985 km (0.059 R)
• M54: 52,648,876 km (0.102 R)
• M55: 53,508,615 km (0.103 R)
• M56: 55,242,006 km (0.115 R)
• M57: 57,119,609 km (0.078 R)
• M58: 58,129,394 km (0.081 R)
• M59: 58,636,681 km (0.078 R)
• M60: 59,655,292 km (0.112 R)
• M61: 60,808,393 km (0.049 R)
• M62: 60,936,897 km (0.09 R)
• M63: 62,486,731 km (0.09 R)
• M64: 63,006,285 km (0.085 R)
• M65: 63,266,585 km (0.109 R)
• M66: 66,285,470 km (0.1 R)
• M67: 66,682,652 km (0.027 R)
• M68: 68,546,792 km (0.035 R)
• M69: 70,023,472 km (0.033 R)
• M70: 70,293,197 km (0.084 R)
• M71: 70,833,395 km (0.077 R)
• M72: 71,375,089 km (0.067 R)
• M73: 71,782,145 km (0.079 R)
• M74: 71,917,980 km (0.093 R)
• M75: 75,342,724 km (0.084 R)
• M76: 75,480,802 km (0.083 R)
• M77: 77,423,032 km (0.107 R)
• M78: 77,562,307 km (0.086 R)
• M79: 79,803,283 km (0.092 R)
• M80: 81,214,590 km (0.085 R)
• M81: 81,356,259 km (0.079 R)
• M82: 81,497,928 km (0.102 R)
• M83: 85,353,963 km (0.025 R)
• M84: 85,930,363 km (0.047 R)
• M85: 87,667,045 km (0.055 R)
• M86: 87,812,155 km (0.117 R)
• M87: 87,957,564 km (0.054 R)
• M88: 91,174,965 km (0.05 R)
• M89: 91,764,082 km (0.09 R)
• M90: 94,133,114 km (0.083 R)
• M91: 98,176,146 km (0.117 R)
• M92: 98,628,979 km (0.119 R)
• M93: 98,931,166 km (0.092 R)
• M94: 99,385,046 km (0.106 R)
• M95: 99,536,439 km (0.041 R)
• M96: 99,687,982 km (0.068 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 19,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit