🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.47 AU - 0.65 AU

Year: 180 Days

Day: 19.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 48.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.55 AU - 0.73 AU

Year: 220 Days

Day: 15.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 91,661,299 km

• M1: 216,019 km (0.095 R)
• M2: 300,093 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.69 AU - 0.85 AU

Year: 291 Days

Day: 45.8 Hours

Environment

Temp: -7 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 91,661,299 km

• M1: 68,366 km (0.106 R)
• M2: 536,458 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.75 AU - 0.79 AU

Year: 291 Days

Day: 16.4 Hours

Environment

Temp: -17 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,661,299 km

• M1: 375,640 km (0.074 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.67 AU - 0.91 AU

Year: 302 Days

Day: 16.7 Hours

Environment

Temp: -19 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.78 AU - 0.98 AU

Year: 355 Days

Day: 47.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.43 AU - 2.93 AU

Year: 1889 Days

Day: 43.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.5

Radius: 9.6

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.06 AU - 3.22 AU

Year: 2395 Days

Day: 5.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 91,661,299 km

• M1: 122,969 km (0.098 R)
• M2: 226,342 km (0.105 R)
• M3: 315,801 km (0.077 R)
• M4: 410,048 km (0.093 R)
• M5: 528,828 km (0.061 R)
• M6: 589,715 km (0.049 R)
• M7: 653,294 km (0.116 R)
• M8: 827,575 km (0.098 R)
• M9: 891,903 km (0.049 R)
• M10: 1,176,288 km (0.059 R)
• M11: 1,353,113 km (0.068 R)
• M12: 1,518,718 km (0.05 R)
• M13: 1,578,856 km (0.102 R)
• M14: 1,732,792 km (0.106 R)
• M15: 2,247,110 km (0.094 R)
• M16: 2,327,593 km (0.118 R)
• M17: 2,708,469 km (0.106 R)
• M18: 2,893,821 km (0.118 R)
• M19: 3,212,016 km (0.039 R)
• M20: 3,395,273 km (0.082 R)
• M21: 3,461,396 km (0.111 R)
• M22: 3,703,594 km (0.107 R)
• M23: 3,965,391 km (0.026 R)
• M24: 4,035,253 km (0.109 R)
• M25: 4,190,386 km (0.086 R)
• M26: 4,261,595 km (0.074 R)
• M27: 4,477,763 km (0.07 R)
• M28: 5,041,299 km (0.112 R)
• M29: 5,117,145 km (0.104 R)
• M30: 5,178,031 km (0.104 R)
• M31: 5,346,927 km (0.109 R)
• M32: 5,880,393 km (0.067 R)
• M33: 5,944,421 km (0.111 R)
• M34: 6,056,769 km (0.094 R)
• M35: 6,153,559 km (0.084 R)
• M36: 6,529,797 km (0.12 R)
• M37: 6,745,817 km (0.102 R)
• M38: 6,812,687 km (0.061 R)
• M39: 6,896,761 km (0.119 R)
• M40: 6,981,134 km (0.116 R)
• M41: 7,048,752 km (0.111 R)
• M42: 7,184,887 km (0.061 R)
• M43: 7,321,769 km (0.108 R)
• M44: 7,511,608 km (0.03 R)
• M45: 7,808,111 km (0.105 R)
• M46: 7,948,883 km (0.079 R)
• M47: 8,108,354 km (0.104 R)
• M48: 8,848,415 km (0.096 R)
• M49: 8,940,118 km (0.097 R)
• M50: 9,161,523 km (0.069 R)
• M51: 9,572,169 km (0.107 R)
• M52: 9,647,567 km (0.097 R)
• M53: 9,950,802 km (0.076 R)
• M54: 10,046,245 km (0.075 R)
• M55: 10,122,839 km (0.076 R)
• M56: 10,859,758 km (0.11 R)
• M57: 11,634,077 km (0.113 R)
• M58: 12,119,372 km (0.111 R)
• M59: 12,200,903 km (0.096 R)
• M60: 12,487,832 km (0.116 R)
• M61: 13,110,009 km (0.06 R)
• M62: 13,172,691 km (0.102 R)
• M63: 13,445,857 km (0.111 R)
• M64: 13,742,210 km (0.066 R)
• M65: 13,955,237 km (0.109 R)
• M66: 14,212,247 km (0.111 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.4

Radius: 12.5

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.06 AU - 5.9 AU

Year: 4784 Days

Day: 10.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 91,661,299 km

• M1: 161,117 km (0.075 R)
• M2: 248,931 km (0.11 R)
• M3: 458,817 km (0.118 R)
• M4: 586,124 km (0.119 R)
• M5: 737,368 km (0.075 R)
• M6: 903,122 km (0.095 R)
• M7: 1,200,224 km (0.119 R)
• M8: 1,285,794 km (0.068 R)
• M9: 1,450,501 km (0.094 R)
• M10: 1,663,080 km (0.076 R)
• M11: 1,929,214 km (0.113 R)
• M12: 2,016,131 km (0.112 R)
• M13: 2,269,998 km (0.071 R)
• M14: 2,809,149 km (0.098 R)
• M15: 3,076,630 km (0.104 R)
• M16: 3,162,050 km (0.101 R)
• M17: 3,370,141 km (0.117 R)
• M18: 3,910,189 km (0.09 R)
• M19: 4,115,138 km (0.113 R)
• M20: 4,323,678 km (0.092 R)
• M21: 4,613,748 km (0.083 R)
• M22: 4,930,297 km (0.104 R)
• M23: 5,091,264 km (0.109 R)
• M24: 5,356,501 km (0.118 R)
• M25: 5,459,724 km (0.108 R)
• M26: 5,563,694 km (0.061 R)
• M27: 5,794,674 km (0.09 R)
• M28: 5,922,131 km (0.072 R)
• M29: 6,158,047 km (0.064 R)
• M30: 6,418,945 km (0.102 R)
• M31: 7,064,759 km (0.113 R)
• M32: 7,338,075 km (0.064 R)
• M33: 7,638,018 km (0.115 R)
• M34: 7,731,218 km (0.113 R)
• M35: 7,871,690 km (0.072 R)
• M36: 8,060,184 km (0.082 R)
• M37: 8,586,619 km (0.111 R)
• M38: 8,683,408 km (0.11 R)
• M39: 9,050,073 km (0.056 R)
• M40: 9,421,973 km (0.083 R)
• M41: 9,572,020 km (0.098 R)
• M42: 9,697,832 km (0.088 R)
• M43: 10,103,840 km (0.114 R)
• M44: 10,206,165 km (0.05 R)
• M45: 10,386,131 km (0.078 R)
• M46: 10,489,503 km (0.107 R)
• M47: 10,567,294 km (0.09 R)
• M48: 11,196,054 km (0.045 R)
• M49: 11,408,334 km (0.065 R)
• M50: 12,107,704 km (0.075 R)
• M51: 12,931,689 km (0.075 R)
• M52: 13,434,936 km (0.102 R)
• M53: 14,115,905 km (0.1 R)
• M54: 14,431,707 km (0.116 R)
• M55: 14,749,901 km (0.058 R)
• M56: 15,305,059 km (0.115 R)
• M57: 15,629,537 km (0.083 R)
• M58: 16,345,512 km (0.082 R)
• M59: 16,556,445 km (0.117 R)
• M60: 16,677,320 km (0.109 R)
• M61: 16,768,126 km (0.099 R)
• M62: 17,011,223 km (0.05 R)
• M63: 17,163,812 km (0.052 R)
• M64: 17,255,516 km (0.074 R)
• M65: 17,439,521 km (0.118 R)
• M66: 17,933,344 km (0.09 R)
• M67: 18,213,092 km (0.074 R)
• M68: 18,588,433 km (0.063 R)
• M69: 21,385,165 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.1

Radius: 4.7

Gravity: 25.4 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.23 AU - 20.05 AU

Year: 29218 Days

Day: 20.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 91,661,299 km

• M1: 90,806 km (0.041 R)
• M2: 261,497 km (0.119 R)
• M3: 420,520 km (0.107 R)
• M4: 607,517 km (0.119 R)
• M5: 875,297 km (0.113 R)
• M6: 932,892 km (0.108 R)
• M7: 1,113,457 km (0.037 R)
• M8: 1,371,214 km (0.062 R)
• M9: 2,170,216 km (0.101 R)
• M10: 2,573,083 km (0.118 R)
• M11: 3,400,360 km (0.119 R)
• M12: 4,253,367 km (0.102 R)
• M13: 6,031,337 km (0.057 R)
• M14: 6,086,689 km (0.086 R)
• M15: 6,366,137 km (0.089 R)
• M16: 7,644,900 km (0.12 R)
• M17: 7,885,753 km (0.111 R)
• M18: 8,560,888 km (0.082 R)
• M19: 8,685,503 km (0.108 R)
• M20: 8,873,697 km (0.083 R)
• M21: 9,510,834 km (0.12 R)
• M22: 9,769,788 km (0.073 R)
• M23: 10,896,111 km (0.085 R)
• M24: 11,167,032 km (0.083 R)
• M25: 11,715,458 km (0.057 R)
• M26: 14,216,286 km (0.117 R)
• M27: 14,290,187 km (0.11 R)
• M28: 14,661,040 km (0.099 R)
• M29: 14,735,540 km (0.047 R)
• M30: 14,810,339 km (0.079 R)
• M31: 15,564,162 km (0.071 R)
• M32: 16,485,087 km (0.072 R)
• M33: 17,344,826 km (0.093 R)
• M34: 17,423,664 km (0.086 R)
• M35: 18,944,775 km (0.103 R)
• M36: 19,352,130 km (0.086 R)
• M37: 20,009,762 km (0.091 R)
• M38: 23,580,813 km (0.087 R)
• M39: 24,725,237 km (0.095 R)
• M40: 25,438,520 km (0.1 R)
• M41: 26,702,771 km (0.057 R)
• M42: 28,079,969 km (0.118 R)
• M43: 30,046,583 km (0.088 R)
• M44: 30,236,123 km (0.094 R)
• M45: 30,711,844 km (0.071 R)
• M46: 31,382,043 km (0.117 R)
• M47: 32,153,968 km (0.118 R)
• M48: 32,250,758 km (0.071 R)
• M49: 34,110,558 km (0.099 R)
• M50: 38,446,054 km (0.03 R)
• M51: 38,548,978 km (0.117 R)
• M52: 39,064,642 km (0.06 R)
• M53: 39,375,207 km (0.066 R)
• M54: 40,207,270 km (0.1 R)
• M55: 40,940,150 km (0.106 R)
• M56: 41,045,168 km (0.099 R)
• M57: 41,994,665 km (0.062 R)
• M58: 42,206,646 km (0.073 R)
• M59: 43,164,820 km (0.098 R)
• M60: 44,238,035 km (0.101 R)
• M61: 50,295,103 km (0.119 R)
• M62: 50,971,435 km (0.114 R)
• M63: 51,424,118 km (0.056 R)
• M64: 51,537,364 km (0.112 R)
• M65: 51,650,759 km (0.11 R)
• M66: 52,105,387 km (0.08 R)
• M67: 53,247,567 km (0.12 R)
• M68: 53,591,792 km (0.1 R)
• M69: 54,860,531 km (0.049 R)
• M70: 56,840,459 km (0.07 R)
• M71: 57,898,116 km (0.07 R)
• M72: 58,252,064 km (0.111 R)
• M73: 62,797,895 km (0.094 R)
• M74: 64,378,995 km (0.076 R)
• M75: 64,501,216 km (0.081 R)
• M76: 65,113,072 km (0.098 R)
• M77: 66,466,334 km (0.07 R)
• M78: 67,580,240 km (0.083 R)
• M79: 67,953,038 km (0.092 R)
• M80: 69,200,235 km (0.098 R)
• M81: 70,077,926 km (0.094 R)
• M82: 70,706,985 km (0.092 R)
• M83: 71,464,399 km (0.106 R)
• M84: 74,136,366 km (0.101 R)
• M85: 77,229,901 km (0.093 R)
• M86: 77,619,454 km (0.048 R)
• M87: 80,760,111 km (0.112 R)
• M88: 84,877,643 km (0.092 R)
• M89: 85,011,683 km (0.091 R)
• M90: 87,570,255 km (0.076 R)
• M91: 87,705,641 km (0.059 R)
• M92: 88,383,469 km (0.114 R)
• M93: 89,335,360 km (0.074 R)
• M94: 89,471,644 km (0.077 R)
• M95: 89,880,794 km (0.116 R)
• M96: 90,427,425 km (0.11 R)
• M97: 90,975,103 km (0.077 R)
• M98: 91,386,646 km (0.113 R)
• M99: 91,661,308 km (0.1 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 16,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit