🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.41 AU - 0.61 AU

Year: 130 Days

Day: 18.1 Hours

Environment

Temp: 252 °C

Axial Tilt: 18.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.68 AU - 0.7 AU

Year: 204 Days

Day: 23 Hours

Environment

Temp: 185 °C

Axial Tilt: 45 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.63 AU - 0.91 AU

Year: 241 Days

Day: 44.6 Hours

Environment

Temp: 137 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.09 AU - 1.29 AU

Year: 463 Days

Day: 41.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.16 AU - 1.62 AU

Year: 584 Days

Day: 37.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.57 AU - 2.37 AU

Year: 986 Days

Day: 44.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.59 AU - 3.23 AU

Year: 1769 Days

Day: 12.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.9

Radius: 10.7

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.88 AU - 8.14 AU

Year: 6616 Days

Day: 14.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 25,805,279 km

• M1: 173,534 km (0.103 R)
• M2: 375,341 km (0.091 R)
• M3: 668,702 km (0.067 R)
• M4: 818,450 km (0.077 R)
• M5: 1,224,459 km (0.057 R)
• M6: 1,354,160 km (0.12 R)
• M7: 1,668,465 km (0.112 R)
• M8: 2,005,958 km (0.103 R)
• M9: 2,093,622 km (0.045 R)
• M10: 2,160,343 km (0.083 R)
• M11: 2,273,140 km (0.116 R)
• M12: 2,671,668 km (0.106 R)
• M13: 2,842,210 km (0.106 R)
• M14: 3,533,801 km (0.08 R)
• M15: 4,275,657 km (0.071 R)
• M16: 4,620,779 km (0.093 R)
• M17: 5,004,946 km (0.094 R)
• M18: 5,399,436 km (0.08 R)
• M19: 5,678,436 km (0.116 R)
• M20: 5,835,514 km (0.107 R)
• M21: 5,994,087 km (0.103 R)
• M22: 6,478,336 km (0.091 R)
• M23: 6,841,559 km (0.087 R)
• M24: 7,076,129 km (0.052 R)
• M25: 7,313,391 km (0.12 R)
• M26: 8,431,186 km (0.101 R)
• M27: 8,791,418 km (0.047 R)
• M28: 8,864,123 km (0.077 R)
• M29: 8,936,977 km (0.115 R)
• M30: 9,083,284 km (0.092 R)
• M31: 10,939,494 km (0.106 R)
• M32: 11,253,500 km (0.099 R)
• M33: 11,332,487 km (0.044 R)
• M34: 11,610,291 km (0.04 R)
• M35: 11,930,580 km (0.082 R)
• M36: 12,253,861 km (0.115 R)
• M37: 12,375,783 km (0.041 R)
• M38: 12,950,239 km (0.116 R)
• M39: 13,533,371 km (0.119 R)
• M40: 13,743,706 km (0.11 R)
• M41: 13,955,237 km (0.093 R)
• M42: 14,253,087 km (0.089 R)
• M43: 14,553,030 km (0.09 R)
• M44: 15,159,201 km (0.109 R)
• M45: 15,906,442 km (0.099 R)
• M46: 17,619,637 km (0.111 R)
• M47: 18,219,225 km (0.101 R)
• M48: 18,451,551 km (0.093 R)
• M49: 18,919,194 km (0.115 R)
• M50: 20,105,505 km (0.08 R)
• M51: 20,925,900 km (0.098 R)
• M52: 21,023,138 km (0.118 R)
• M53: 22,699,233 km (0.075 R)
• M54: 23,755,693 km (0.107 R)
• M55: 24,468,826 km (0.09 R)
• M56: 24,879,622 km (0.097 R)
• M57: 25,085,768 km (0.113 R)
• M58: 25,292,662 km (0.11 R)
• M59: 25,448,094 km (0.063 R)
• M60: 25,551,915 km (0.078 R)
• M61: 25,655,885 km (0.038 R)
• M62: 25,916,335 km (0.106 R)
• M63: 26,967,260 km (0.12 R)
• M64: 27,179,091 km (0.064 R)
• M65: 27,444,777 km (0.111 R)
• M66: 27,924,986 km (0.115 R)
• M67: 28,032,098 km (0.096 R)
• M68: 28,785,622 km (0.086 R)
• M69: 28,947,936 km (0.045 R)
• M70: 29,654,936 km (0.092 R)
• M71: 29,818,895 km (0.12 R)
• M72: 30,919,636 km (0.109 R)
• M73: 31,530,743 km (0.118 R)
• M74: 31,642,194 km (0.067 R)
• M75: 31,977,592 km (0.082 R)
• M76: 32,258,088 km (0.108 R)
• M77: 32,595,581 km (0.104 R)
• M78: 32,990,968 km (0.072 R)
• M79: 33,387,851 km (0.113 R)
• M80: 33,900,373 km (0.108 R)
• M81: 34,129,109 km (0.09 R)
• M82: 35,453,947 km (0.063 R)
• M83: 37,383,909 km (0.12 R)
• M84: 39,949,663 km (0.028 R)
• M85: 40,130,826 km (0.081 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.4

Radius: 11.1

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.2 AU - 8.34 AU

Year: 6987 Days

Day: 6.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 25,805,279 km

• M1: 153,039 km (0.11 R)
• M2: 249,529 km (0.096 R)
• M3: 348,264 km (0.092 R)
• M4: 571,613 km (0.091 R)
• M5: 747,840 km (0.062 R)
• M6: 1,155,644 km (0.117 R)
• M7: 1,524,253 km (0.082 R)
• M8: 1,754,484 km (0.06 R)
• M9: 1,862,942 km (0.065 R)
• M10: 2,086,741 km (0.12 R)
• M11: 2,178,893 km (0.075 R)
• M12: 2,343,301 km (0.048 R)
• M13: 2,512,047 km (0.072 R)
• M14: 2,709,816 km (0.088 R)
• M15: 3,524,227 km (0.094 R)
• M16: 3,718,105 km (0.113 R)
• M17: 3,830,603 km (0.069 R)
• M18: 4,529,225 km (0.116 R)
• M19: 4,740,457 km (0.12 R)
• M20: 4,985,798 km (0.106 R)
• M21: 5,910,313 km (0.094 R)
• M22: 6,075,170 km (0.068 R)
• M23: 6,510,649 km (0.06 R)
• M24: 6,612,675 km (0.103 R)
• M25: 6,887,187 km (0.058 R)
• M26: 7,165,439 km (0.104 R)
• M27: 7,376,671 km (0.102 R)
• M28: 7,841,172 km (0.051 R)
• M29: 7,949,780 km (0.114 R)
• M30: 8,315,398 km (0.058 R)
• M31: 8,649,150 km (0.056 R)
• M32: 9,521,904 km (0.116 R)
• M33: 9,871,215 km (0.09 R)
• M34: 10,106,383 km (0.066 R)
• M35: 10,264,060 km (0.053 R)
• M36: 10,343,346 km (0.072 R)
• M37: 10,462,576 km (0.068 R)
• M38: 10,822,957 km (0.112 R)
• M39: 12,262,837 km (0.06 R)
• M40: 13,284,740 km (0.05 R)
• M41: 13,371,207 km (0.1 R)
• M42: 14,466,862 km (0.114 R)
• M43: 14,600,303 km (0.102 R)
• M44: 14,778,923 km (0.119 R)
• M45: 15,183,286 km (0.035 R)
• M46: 16,743,742 km (0.107 R)
• M47: 18,210,549 km (0.112 R)
• M48: 18,499,123 km (0.119 R)
• M49: 18,595,763 km (0.087 R)
• M50: 19,178,597 km (0.049 R)
• M51: 19,374,121 km (0.1 R)
• M52: 19,472,257 km (0.084 R)
• M53: 20,862,321 km (0.07 R)
• M54: 22,335,710 km (0.119 R)
• M55: 23,214,897 km (0.092 R)
• M56: 23,423,436 km (0.092 R)
• M57: 24,052,794 km (0.099 R)
• M58: 24,210,919 km (0.104 R)
• M59: 26,244,702 km (0.108 R)
• M60: 26,570,676 km (0.096 R)
• M61: 27,117,307 km (0.108 R)
• M62: 27,557,125 km (0.076 R)
• M63: 28,443,941 km (0.109 R)
• M64: 28,555,391 km (0.069 R)
• M65: 28,667,141 km (0.095 R)
• M66: 31,045,448 km (0.058 R)
• M67: 31,447,866 km (0.061 R)
• M68: 33,839,936 km (0.119 R)
• M69: 34,135,691 km (0.088 R)
• M70: 34,551,124 km (0.118 R)
• M71: 35,028,042 km (0.104 R)
• M72: 36,714,160 km (0.042 R)
• M73: 38,118,884 km (0.059 R)
• M74: 38,673,294 km (0.099 R)
• M75: 40,164,934 km (0.086 R)
• M76: 40,352,679 km (0.108 R)
• M77: 40,478,042 km (0.108 R)
• M78: 40,917,710 km (0.026 R)
• M79: 41,106,653 km (0.03 R)
• M80: 42,182,860 km (0.07 R)
• M81: 42,564,783 km (0.113 R)
• M82: 42,692,390 km (0.1 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.7

Radius: 12

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 9.22 AU - 10.58 AU

Year: 11103 Days

Day: 14.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 25,805,279 km

• M1: 221,854 km (0.117 R)
• M2: 310,116 km (0.101 R)
• M3: 462,257 km (0.088 R)
• M4: 574,456 km (0.078 R)
• M5: 697,425 km (0.105 R)
• M6: 876,943 km (0.088 R)
• M7: 972,685 km (0.087 R)
• M8: 1,110,914 km (0.072 R)
• M9: 1,215,782 km (0.096 R)
• M10: 1,379,592 km (0.035 R)
• M11: 1,507,647 km (0.103 R)
• M12: 1,654,702 km (0.083 R)
• M13: 1,760,468 km (0.053 R)
• M14: 1,837,660 km (0.036 R)
• M15: 1,931,757 km (0.09 R)
• M16: 2,108,582 km (0.066 R)
• M17: 2,240,527 km (0.113 R)
• M18: 2,324,601 km (0.117 R)
• M19: 2,653,567 km (0.12 R)
• M20: 2,814,684 km (0.04 R)
• M21: 3,016,192 km (0.062 R)
• M22: 3,241,487 km (0.104 R)
• M23: 3,317,782 km (0.087 R)
• M24: 3,530,959 km (0.052 R)
• M25: 3,808,762 km (0.101 R)
• M26: 3,950,431 km (0.086 R)
• M27: 4,513,368 km (0.119 R)
• M28: 4,771,723 km (0.074 R)
• M29: 5,012,875 km (0.102 R)
• M30: 5,946,815 km (0.07 R)
• M31: 6,040,912 km (0.099 R)
• M32: 6,182,880 km (0.103 R)
• M33: 6,860,110 km (0.069 R)
• M34: 7,132,527 km (0.103 R)
• M35: 7,611,839 km (0.106 R)
• M36: 8,548,322 km (0.071 R)
• M37: 8,841,683 km (0.11 R)
• M38: 9,631,261 km (0.038 R)
• M39: 9,853,114 km (0.074 R)
• M40: 10,020,514 km (0.098 R)
• M41: 10,104,588 km (0.091 R)
• M42: 10,245,210 km (0.073 R)
• M43: 10,757,134 km (0.065 R)
• M44: 10,843,302 km (0.081 R)
• M45: 11,132,026 km (0.115 R)
• M46: 11,717,104 km (0.119 R)
• M47: 12,522,987 km (0.077 R)
• M48: 12,765,186 km (0.116 R)
• M49: 12,856,441 km (0.108 R)
• M50: 13,285,189 km (0.054 R)
• M51: 13,656,341 km (0.077 R)
• M52: 14,093,615 km (0.029 R)
• M53: 14,219,427 km (0.109 R)
• M54: 14,567,392 km (0.073 R)
• M55: 14,822,157 km (0.083 R)
• M56: 15,142,745 km (0.058 R)
• M57: 16,481,197 km (0.116 R)
• M58: 16,646,952 km (0.114 R)
• M59: 17,047,126 km (0.101 R)
• M60: 17,891,157 km (0.06 R)
• M61: 18,369,721 km (0.089 R)
• M62: 18,507,201 km (0.078 R)
• M63: 18,887,180 km (0.1 R)
• M64: 19,269,702 km (0.046 R)
• M65: 19,374,420 km (0.085 R)
• M66: 20,861,124 km (0.117 R)
• M67: 21,292,564 km (0.047 R)
• M68: 21,400,873 km (0.068 R)
• M69: 21,726,996 km (0.064 R)
• M70: 21,981,762 km (0.045 R)
• M71: 22,091,267 km (0.104 R)
• M72: 22,274,225 km (0.118 R)
• M73: 23,792,943 km (0.096 R)
• M74: 24,432,324 km (0.109 R)
• M75: 24,697,412 km (0.111 R)
• M76: 24,887,251 km (0.061 R)
• M77: 24,963,247 km (0.032 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 14,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit