🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.67 AU - 0.67 AU

Year: 354 Days

Day: 28.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,324,647 km

• M1: 458,667 km (0.096 R)
• M2: 593,754 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.9

Radius: 14.9

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.68 AU - 0.94 AU

Year: 471 Days

Day: 9.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 25,324,647 km

• M1: 185,501 km (0.109 R)
• M2: 289,023 km (0.03 R)
• M3: 440,865 km (0.1 R)
• M4: 601,982 km (0.107 R)
• M5: 742,454 km (0.085 R)
• M6: 848,818 km (0.102 R)
• M7: 969,245 km (0.093 R)
• M8: 1,091,915 km (0.066 R)
• M9: 1,284,298 km (0.092 R)
• M10: 1,377,946 km (0.071 R)
• M11: 1,537,866 km (0.116 R)
• M12: 1,658,442 km (0.112 R)
• M13: 1,893,311 km (0.085 R)
• M14: 2,006,855 km (0.11 R)
• M15: 2,207,167 km (0.117 R)
• M16: 2,455,200 km (0.054 R)
• M17: 2,573,831 km (0.048 R)
• M18: 2,700,541 km (0.09 R)
• M19: 2,835,628 km (0.098 R)
• M20: 2,941,543 km (0.085 R)
• M21: 3,087,102 km (0.1 R)
• M22: 3,202,741 km (0.094 R)
• M23: 3,300,279 km (0.085 R)
• M24: 3,418,611 km (0.084 R)
• M25: 3,545,170 km (0.071 R)
• M26: 3,720,948 km (0.045 R)
• M27: 3,892,686 km (0.067 R)
• M28: 4,011,018 km (0.079 R)
• M29: 4,116,485 km (0.059 R)
• M30: 4,315,899 km (0.101 R)
• M31: 4,416,877 km (0.099 R)
• M32: 4,694,830 km (0.094 R)
• M33: 4,903,369 km (0.092 R)
• M34: 5,115,050 km (0.103 R)
• M35: 5,245,051 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.3

Radius: 10.7

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.84 AU - 0.92 AU

Year: 533 Days

Day: 10.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 25,324,647 km

• M1: 161,715 km (0.058 R)
• M2: 279,449 km (0.065 R)
• M3: 375,491 km (0.094 R)
• M4: 453,880 km (0.051 R)
• M5: 578,345 km (0.104 R)
• M6: 651,798 km (0.095 R)
• M7: 737,667 km (0.084 R)
• M8: 827,875 km (0.111 R)
• M9: 936,483 km (0.073 R)
• M10: 1,045,390 km (0.119 R)
• M11: 1,137,692 km (0.101 R)
• M12: 1,370,017 km (0.11 R)
• M13: 1,454,839 km (0.062 R)
• M14: 1,588,430 km (0.107 R)
• M15: 1,659,788 km (0.109 R)
• M16: 1,781,262 km (0.11 R)
• M17: 1,849,329 km (0.12 R)
• M18: 2,046,200 km (0.069 R)
• M19: 2,124,290 km (0.042 R)
• M20: 2,303,658 km (0.054 R)
• M21: 2,495,143 km (0.051 R)
• M22: 2,923,142 km (0.089 R)
• M23: 3,063,615 km (0.111 R)
• M24: 3,183,592 km (0.118 R)
• M25: 3,328,253 km (0.042 R)
• M26: 3,428,334 km (0.107 R)
• M27: 3,521,833 km (0.094 R)
• M28: 3,608,151 km (0.084 R)
• M29: 3,799,188 km (0.101 R)
• M30: 3,912,134 km (0.086 R)
• M31: 4,026,277 km (0.069 R)
• M32: 4,216,117 km (0.076 R)
• M33: 4,282,837 km (0.049 R)
• M34: 4,350,007 km (0.032 R)
• M35: 4,570,514 km (0.084 R)
• M36: 4,820,941 km (0.069 R)
• M37: 5,049,377 km (0.088 R)
• M38: 5,147,064 km (0.095 R)
• M39: 5,362,485 km (0.1 R)
• M40: 5,507,745 km (0.041 R)
• M41: 5,718,827 km (0.118 R)
• M42: 6,016,976 km (0.072 R)
• M43: 6,092,373 km (0.082 R)
• M44: 6,196,493 km (0.097 R)
• M45: 6,512,444 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.2

Radius: 9.4

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.53 AU - 1.55 AU

Year: 1234 Days

Day: 8.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 145.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 25,324,647 km

• M1: 148,102 km (0.072 R)
• M2: 239,955 km (0.08 R)
• M3: 299,345 km (0.074 R)
• M4: 399,576 km (0.096 R)
• M5: 580,440 km (0.111 R)
• M6: 645,066 km (0.073 R)
• M7: 706,252 km (0.109 R)
• M8: 775,964 km (0.049 R)
• M9: 848,370 km (0.116 R)
• M10: 986,149 km (0.086 R)
• M11: 1,845,739 km (0.107 R)
• M12: 1,908,420 km (0.111 R)
• M13: 2,054,577 km (0.102 R)
• M14: 2,204,624 km (0.105 R)
• M15: 2,300,217 km (0.101 R)
• M16: 2,367,985 km (0.104 R)
• M17: 2,555,431 km (0.093 R)
• M18: 2,615,569 km (0.055 R)
• M19: 2,706,824 km (0.038 R)
• M20: 2,955,306 km (0.115 R)
• M21: 3,146,642 km (0.031 R)
• M22: 3,342,166 km (0.074 R)
• M23: 3,441,349 km (0.106 R)
• M24: 3,552,800 km (0.101 R)
• M25: 3,859,625 km (0.085 R)
• M26: 4,139,822 km (0.103 R)
• M27: 4,378,281 km (0.072 R)
• M28: 4,487,039 km (0.069 R)
• M29: 4,608,961 km (0.088 R)
• M30: 5,095,154 km (0.108 R)
• M31: 5,248,043 km (0.111 R)
• M32: 5,415,443 km (0.09 R)
• M33: 5,493,234 km (0.087 R)
• M34: 5,663,327 km (0.091 R)
• M35: 5,795,272 km (0.045 R)
• M36: 5,874,858 km (0.065 R)
• M37: 6,062,155 km (0.119 R)
• M38: 6,210,705 km (0.099 R)
• M39: 6,292,386 km (0.091 R)
• M40: 6,456,495 km (0.099 R)
• M41: 6,580,511 km (0.054 R)
• M42: 6,775,138 km (0.101 R)
• M43: 7,298,581 km (0.114 R)
• M44: 7,557,984 km (0.111 R)
• M45: 7,952,772 km (0.118 R)
• M46: 8,085,915 km (0.094 R)
• M47: 8,219,805 km (0.037 R)
• M48: 8,279,494 km (0.084 R)
• M49: 8,504,789 km (0.116 R)
• M50: 8,565,226 km (0.085 R)
• M51: 8,686,400 km (0.099 R)
• M52: 8,777,805 km (0.042 R)
• M53: 8,976,770 km (0.097 R)
• M54: 9,099,889 km (0.103 R)
• M55: 9,379,188 km (0.105 R)
• M56: 9,724,310 km (0.093 R)
• M57: 9,835,013 km (0.094 R)
• M58: 10,105,635 km (0.044 R)
• M59: 10,185,670 km (0.11 R)
• M60: 10,394,808 km (0.094 R)
• M61: 10,589,136 km (0.096 R)
• M62: 10,833,878 km (0.088 R)
• M63: 11,063,810 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.5

Radius: 9.6

Gravity: 10.01 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.55 AU - 1.83 AU

Year: 1419 Days

Day: 13.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 25,324,647 km

• M1: 119,828 km (0.108 R)
• M2: 189,840 km (0.114 R)
• M3: 260,300 km (0.089 R)
• M4: 345,122 km (0.118 R)
• M5: 436,377 km (0.109 R)
• M6: 570,865 km (0.084 R)
• M7: 654,640 km (0.116 R)
• M8: 804,089 km (0.054 R)
• M9: 907,760 km (0.026 R)
• M10: 1,093,860 km (0.106 R)
• M11: 1,218,923 km (0.063 R)
• M12: 1,454,390 km (0.043 R)
• M13: 1,612,815 km (0.057 R)
• M14: 1,777,223 km (0.098 R)
• M15: 1,850,825 km (0.104 R)
• M16: 1,925,624 km (0.06 R)
• M17: 2,246,212 km (0.054 R)
• M18: 2,442,036 km (0.101 R)
• M19: 2,826,053 km (0.119 R)
• M20: 3,088,598 km (0.091 R)
• M21: 3,280,831 km (0.055 R)
• M22: 3,385,101 km (0.115 R)
• M23: 3,596,931 km (0.045 R)
• M24: 3,663,951 km (0.03 R)
• M25: 3,813,100 km (0.101 R)
• M26: 3,895,229 km (0.037 R)
• M27: 4,075,345 km (0.049 R)
• M28: 4,315,151 km (0.056 R)
• M29: 4,705,302 km (0.101 R)
• M30: 5,031,874 km (0.118 R)
• M31: 5,289,182 km (0.111 R)
• M32: 5,365,627 km (0.094 R)
• M33: 5,753,833 km (0.074 R)
• M34: 5,816,664 km (0.09 R)
• M35: 6,022,960 km (0.077 R)
• M36: 6,135,009 km (0.107 R)
• M37: 6,231,499 km (0.058 R)
• M38: 6,312,432 km (0.097 R)
• M39: 6,393,663 km (0.075 R)
• M40: 6,805,058 km (0.117 R)
• M41: 7,123,551 km (0.068 R)
• M42: 7,310,250 km (0.071 R)
• M43: 7,498,444 km (0.117 R)
• M44: 7,601,816 km (0.103 R)
• M45: 7,705,637 km (0.075 R)
• M46: 7,862,266 km (0.071 R)
• M47: 7,984,936 km (0.114 R)
• M48: 8,055,247 km (0.079 R)
• M49: 8,214,269 km (0.118 R)
• M50: 8,374,339 km (0.077 R)
• M51: 8,751,775 km (0.116 R)
• M52: 9,098,094 km (0.111 R)
• M53: 9,616,750 km (0.079 R)
• M54: 9,766,796 km (0.112 R)
• M55: 9,860,893 km (0.109 R)
• M56: 10,125,981 km (0.069 R)
• M57: 10,240,423 km (0.072 R)
• M58: 10,412,760 km (0.09 R)
• M59: 10,916,007 km (0.062 R)
• M60: 11,092,084 km (0.11 R)
• M61: 11,229,714 km (0.106 R)
• M62: 11,665,941 km (0.076 R)
• M63: 12,047,117 km (0.054 R)
• M64: 12,534,506 km (0.12 R)
• M65: 12,616,336 km (0.077 R)
• M66: 12,760,100 km (0.055 R)
• M67: 12,945,601 km (0.091 R)
• M68: 13,256,765 km (0.077 R)
• M69: 13,361,035 km (0.116 R)
• M70: 13,444,660 km (0.064 R)
• M71: 13,865,479 km (0.074 R)
• M72: 14,354,813 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.8

Radius: 10.4

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.19 AU - 4.83 AU

Year: 5185 Days

Day: 13.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 25,324,647 km

• M1: 166,652 km (0.041 R)
• M2: 386,112 km (0.1 R)
• M3: 742,753 km (0.08 R)
• M4: 890,556 km (0.109 R)
• M5: 986,598 km (0.101 R)
• M6: 1,073,664 km (0.109 R)
• M7: 1,216,231 km (0.081 R)
• M8: 1,379,143 km (0.042 R)
• M9: 1,506,151 km (0.116 R)
• M10: 1,741,768 km (0.078 R)
• M11: 1,848,880 km (0.043 R)
• M12: 2,021,516 km (0.055 R)
• M13: 2,232,449 km (0.116 R)
• M14: 2,332,380 km (0.104 R)
• M15: 2,467,916 km (0.078 R)
• M16: 2,588,642 km (0.119 R)
• M17: 2,890,380 km (0.087 R)
• M18: 3,128,839 km (0.084 R)
• M19: 3,703,445 km (0.064 R)
• M20: 4,145,806 km (0.106 R)
• M21: 4,228,085 km (0.112 R)
• M22: 4,436,026 km (0.095 R)
• M23: 4,604,922 km (0.06 R)
• M24: 4,992,679 km (0.081 R)
• M25: 5,124,325 km (0.108 R)
• M26: 5,324,039 km (0.101 R)
• M27: 5,616,951 km (0.119 R)
• M28: 5,984,812 km (0.037 R)
• M29: 6,054,525 km (0.072 R)
• M30: 6,407,875 km (0.078 R)
• M31: 6,792,342 km (0.091 R)
• M32: 6,865,196 km (0.071 R)
• M33: 7,357,971 km (0.116 R)
• M34: 8,041,334 km (0.103 R)
• M35: 8,118,527 km (0.113 R)
• M36: 8,403,660 km (0.063 R)
• M37: 8,744,893 km (0.081 R)
• M38: 8,877,437 km (0.06 R)
• M39: 10,044,001 km (0.091 R)
• M40: 10,490,401 km (0.095 R)
• M41: 10,829,539 km (0.085 R)
• M42: 11,057,676 km (0.11 R)
• M43: 11,143,545 km (0.073 R)
• M44: 11,547,609 km (0.11 R)
• M45: 11,634,675 km (0.052 R)
• M46: 12,162,606 km (0.11 R)
• M47: 12,459,109 km (0.103 R)
• M48: 12,848,363 km (0.09 R)
• M49: 12,938,720 km (0.084 R)
• M50: 13,089,814 km (0.093 R)
• M51: 13,393,797 km (0.096 R)
• M52: 14,413,456 km (0.08 R)
• M53: 15,043,711 km (0.107 R)
• M54: 16,070,551 km (0.075 R)
• M55: 16,723,845 km (0.119 R)
• M56: 16,855,491 km (0.08 R)
• M57: 16,987,586 km (0.088 R)
• M58: 17,820,697 km (0.07 R)
• M59: 17,887,866 km (0.112 R)
• M60: 18,394,704 km (0.091 R)
• M61: 18,735,338 km (0.107 R)
• M62: 18,974,994 km (0.072 R)
• M63: 19,112,325 km (0.105 R)
• M64: 19,181,140 km (0.106 R)
• M65: 19,804,215 km (0.1 R)
• M66: 20,153,376 km (0.088 R)
• M67: 20,786,774 km (0.05 R)
• M68: 21,105,866 km (0.077 R)
• M69: 21,283,887 km (0.073 R)
• M70: 21,641,426 km (0.106 R)
• M71: 21,749,137 km (0.082 R)
• M72: 22,798,865 km (0.079 R)
• M73: 24,647,446 km (0.115 R)
• M74: 25,324,676 km (0.103 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 17,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit