🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.51 AU - 0.53 AU

Year: 246 Days

Day: 44.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.59 AU - 0.67 AU

Year: 328 Days

Day: 22.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.9

Radius: 9.9

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.74 AU - 0.84 AU

Year: 461 Days

Day: 6.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 22,722,897 km

• M1: 130,898 km (0.11 R)
• M2: 202,107 km (0.112 R)
• M3: 334,501 km (0.084 R)
• M4: 411,993 km (0.059 R)
• M5: 486,642 km (0.039 R)
• M6: 555,457 km (0.095 R)
• M7: 636,090 km (0.084 R)
• M8: 746,194 km (0.084 R)
• M9: 858,841 km (0.034 R)
• M10: 977,472 km (0.114 R)
• M11: 1,058,255 km (0.071 R)
• M12: 1,121,535 km (0.099 R)
• M13: 1,201,420 km (0.062 R)
• M14: 1,431,352 km (0.038 R)
• M15: 1,596,359 km (0.11 R)
• M16: 1,791,135 km (0.096 R)
• M17: 2,061,010 km (0.117 R)
• M18: 2,267,305 km (0.097 R)
• M19: 2,337,616 km (0.095 R)
• M20: 2,421,541 km (0.032 R)
• M21: 2,639,505 km (0.107 R)
• M22: 2,706,973 km (0.075 R)
• M23: 2,781,623 km (0.082 R)
• M24: 2,905,490 km (0.086 R)
• M25: 3,144,547 km (0.092 R)
• M26: 3,288,161 km (0.106 R)
• M27: 3,382,707 km (0.102 R)
• M28: 3,544,871 km (0.094 R)
• M29: 3,619,371 km (0.028 R)
• M30: 3,853,791 km (0.095 R)
• M31: 4,171,686 km (0.099 R)
• M32: 4,266,232 km (0.109 R)
• M33: 4,595,048 km (0.102 R)
• M34: 4,741,953 km (0.095 R)
• M35: 4,824,382 km (0.076 R)
• M36: 4,915,487 km (0.1 R)
• M37: 4,982,058 km (0.086 R)
• M38: 5,141,529 km (0.079 R)
• M39: 5,209,297 km (0.083 R)
• M40: 5,277,214 km (0.09 R)
• M41: 5,431,300 km (0.092 R)
• M42: 5,578,056 km (0.104 R)
• M43: 5,699,978 km (0.102 R)
• M44: 5,849,277 km (0.089 R)
• M45: 6,053,328 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.6

Radius: 12.4

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.72 AU - 0.88 AU

Year: 469 Days

Day: 14.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 22,722,897 km

• M1: 156,479 km (0.099 R)
• M2: 250,427 km (0.079 R)
• M3: 403,166 km (0.118 R)
• M4: 485,146 km (0.077 R)
• M5: 566,677 km (0.112 R)
• M6: 654,042 km (0.119 R)
• M7: 764,296 km (0.094 R)
• M8: 849,417 km (0.115 R)
• M9: 942,915 km (0.109 R)
• M10: 1,198,279 km (0.114 R)
• M11: 1,326,484 km (0.08 R)
• M12: 1,414,597 km (0.103 R)
• M13: 1,861,446 km (0.116 R)
• M14: 1,961,078 km (0.049 R)
• M15: 2,094,669 km (0.076 R)
• M16: 2,211,805 km (0.06 R)
• M17: 2,351,230 km (0.036 R)
• M18: 2,445,776 km (0.101 R)
• M19: 2,688,124 km (0.106 R)
• M20: 2,823,061 km (0.086 R)
• M21: 2,960,243 km (0.106 R)
• M22: 3,203,938 km (0.114 R)
• M23: 3,301,775 km (0.098 R)
• M24: 3,416,067 km (0.045 R)
• M25: 3,617,127 km (0.075 R)
• M26: 3,830,154 km (0.095 R)
• M27: 3,934,125 km (0.081 R)
• M28: 4,031,064 km (0.08 R)
• M29: 4,128,901 km (0.048 R)
• M30: 4,227,337 km (0.114 R)
• M31: 4,376,635 km (0.094 R)
• M32: 4,460,410 km (0.058 R)
• M33: 4,544,634 km (0.039 R)
• M34: 4,706,349 km (0.114 R)
• M35: 4,792,069 km (0.114 R)
• M36: 5,017,812 km (0.029 R)
• M37: 5,193,739 km (0.077 R)
• M38: 5,300,402 km (0.097 R)
• M39: 5,380,736 km (0.115 R)
• M40: 5,651,808 km (0.071 R)
• M41: 5,862,741 km (0.118 R)
• M42: 6,001,717 km (0.066 R)
• M43: 6,216,988 km (0.073 R)
• M44: 6,330,234 km (0.069 R)
• M45: 6,453,802 km (0.089 R)
• M46: 6,539,821 km (0.035 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.7

Radius: 11.2

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.75 AU - 1.17 AU

Year: 617 Days

Day: 6 Hours

Environment

Temp: -161 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 22,722,897 km

• M1: 146,756 km (0.119 R)
• M2: 220,208 km (0.067 R)
• M3: 294,409 km (0.109 R)
• M4: 444,754 km (0.051 R)
• M5: 545,733 km (0.065 R)
• M6: 625,618 km (0.073 R)
• M7: 738,116 km (0.097 R)
• M8: 811,718 km (0.075 R)
• M9: 896,690 km (0.093 R)
• M10: 989,590 km (0.113 R)
• M11: 1,076,656 km (0.111 R)
• M12: 1,147,416 km (0.064 R)
• M13: 1,249,142 km (0.078 R)
• M14: 1,389,914 km (0.105 R)
• M15: 1,472,791 km (0.117 R)
• M16: 1,546,842 km (0.094 R)
• M17: 1,616,704 km (0.093 R)
• M18: 1,715,289 km (0.064 R)
• M19: 1,810,284 km (0.073 R)
• M20: 1,895,704 km (0.08 R)
• M21: 1,994,289 km (0.117 R)
• M22: 2,088,536 km (0.11 R)
• M23: 2,196,396 km (0.107 R)
• M24: 2,294,083 km (0.032 R)
• M25: 2,393,117 km (0.067 R)
• M26: 2,538,077 km (0.114 R)
• M27: 2,692,462 km (0.117 R)
• M28: 2,896,664 km (0.117 R)
• M29: 3,004,075 km (0.078 R)
• M30: 3,236,849 km (0.063 R)
• M31: 3,454,364 km (0.112 R)
• M32: 3,561,327 km (0.098 R)
• M33: 3,676,667 km (0.072 R)
• M34: 3,837,335 km (0.098 R)
• M35: 3,940,857 km (0.03 R)
• M36: 4,015,356 km (0.113 R)
• M37: 4,196,071 km (0.082 R)
• M38: 4,295,104 km (0.1 R)
• M39: 4,425,853 km (0.027 R)
• M40: 4,550,019 km (0.099 R)
• M41: 4,651,895 km (0.119 R)
• M42: 4,730,733 km (0.057 R)
• M43: 4,978,019 km (0.102 R)
• M44: 5,058,652 km (0.108 R)
• M45: 5,254,176 km (0.062 R)
• M46: 5,377,595 km (0.095 R)
• M47: 5,452,094 km (0.042 R)
• M48: 5,660,933 km (0.067 R)
• M49: 5,787,642 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.8

Radius: 12.5

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.82 AU - 1.28 AU

Year: 706 Days

Day: 7.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 22,722,897 km

• M1: 186,399 km (0.113 R)
• M2: 300,393 km (0.115 R)
• M3: 476,768 km (0.112 R)
• M4: 560,992 km (0.065 R)
• M5: 824,135 km (0.065 R)
• M6: 908,508 km (0.066 R)
• M7: 1,157,289 km (0.118 R)
• M8: 1,333,665 km (0.084 R)
• M9: 1,441,375 km (0.101 R)
• M10: 1,519,316 km (0.076 R)
• M11: 1,618,799 km (0.103 R)
• M12: 1,706,912 km (0.088 R)
• M13: 1,824,795 km (0.087 R)
• M14: 1,967,062 km (0.056 R)
• M15: 2,150,170 km (0.083 R)
• M16: 2,232,599 km (0.105 R)
• M17: 2,362,150 km (0.036 R)
• M18: 2,462,979 km (0.059 R)
• M19: 2,733,602 km (0.073 R)
• M20: 2,955,605 km (0.09 R)
• M21: 3,039,380 km (0.086 R)
• M22: 3,243,731 km (0.07 R)
• M23: 3,426,240 km (0.083 R)
• M24: 3,648,094 km (0.106 R)
• M25: 3,883,860 km (0.043 R)
• M26: 3,994,413 km (0.089 R)
• M27: 4,399,374 km (0.116 R)
• M28: 4,621,377 km (0.089 R)
• M29: 4,926,707 km (0.065 R)
• M30: 5,137,191 km (0.106 R)
• M31: 5,391,806 km (0.064 R)
• M32: 5,505,202 km (0.109 R)
• M33: 5,629,667 km (0.078 R)
• M34: 5,776,273 km (0.099 R)
• M35: 6,019,818 km (0.065 R)
• M36: 6,201,879 km (0.085 R)
• M37: 6,310,038 km (0.04 R)
• M38: 6,462,329 km (0.094 R)
• M39: 6,582,905 km (0.096 R)
• M40: 6,715,149 km (0.102 R)
• M41: 6,815,081 km (0.113 R)
• M42: 7,061,319 km (0.079 R)
• M43: 7,253,552 km (0.104 R)
• M44: 7,333,288 km (0.093 R)
• M45: 7,608,697 km (0.058 R)
• M46: 7,724,486 km (0.11 R)
• M47: 7,806,017 km (0.12 R)
• M48: 7,887,697 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.9

Radius: 9.7

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.21 AU - 4.29 AU

Year: 5748 Days

Day: 14.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 22,722,897 km

• M1: 139,874 km (0.078 R)
• M2: 204,650 km (0.074 R)
• M3: 557,252 km (0.059 R)
• M4: 651,349 km (0.113 R)
• M5: 856,897 km (0.119 R)
• M6: 1,304,643 km (0.106 R)
• M7: 1,526,646 km (0.115 R)
• M8: 1,818,063 km (0.064 R)
• M9: 2,007,304 km (0.053 R)
• M10: 2,081,954 km (0.059 R)
• M11: 2,172,610 km (0.118 R)
• M12: 2,264,762 km (0.059 R)
• M13: 2,452,956 km (0.069 R)
• M14: 2,565,155 km (0.068 R)
• M15: 3,082,614 km (0.092 R)
• M16: 3,326,907 km (0.101 R)
• M17: 3,650,487 km (0.066 R)
• M18: 3,927,842 km (0.112 R)
• M19: 4,212,078 km (0.045 R)
• M20: 4,424,806 km (0.12 R)
• M21: 4,641,124 km (0.12 R)
• M22: 4,820,791 km (0.031 R)
• M23: 4,921,620 km (0.111 R)
• M24: 5,084,383 km (0.096 R)
• M25: 5,248,791 km (0.105 R)
• M26: 5,331,818 km (0.091 R)
• M27: 5,394,350 km (0.109 R)
• M28: 5,583,292 km (0.114 R)
• M29: 5,946,216 km (0.116 R)
• M30: 6,141,441 km (0.071 R)
• M31: 6,272,788 km (0.075 R)
• M32: 7,241,285 km (0.119 R)
• M33: 7,333,886 km (0.078 R)
• M34: 7,825,764 km (0.112 R)
• M35: 8,256,007 km (0.112 R)
• M36: 8,352,648 km (0.065 R)
• M37: 8,816,999 km (0.093 R)
• M38: 9,264,596 km (0.117 R)
• M39: 9,567,083 km (0.111 R)
• M40: 9,643,228 km (0.074 R)
• M41: 10,078,558 km (0.093 R)
• M42: 10,572,680 km (0.102 R)
• M43: 10,809,643 km (0.067 R)
• M44: 11,208,172 km (0.113 R)
• M45: 11,557,632 km (0.065 R)
• M46: 11,638,714 km (0.078 R)
• M47: 12,102,169 km (0.117 R)
• M48: 12,212,123 km (0.101 R)
• M49: 12,405,254 km (0.116 R)
• M50: 12,990,929 km (0.091 R)
• M51: 13,986,803 km (0.118 R)
• M52: 14,742,571 km (0.108 R)
• M53: 14,830,535 km (0.087 R)
• M54: 14,977,739 km (0.103 R)
• M55: 15,422,044 km (0.098 R)
• M56: 15,810,700 km (0.091 R)
• M57: 16,021,334 km (0.066 R)
• M58: 16,354,189 km (0.036 R)
• M59: 16,597,734 km (0.088 R)
• M60: 16,781,141 km (0.106 R)
• M61: 17,895,645 km (0.091 R)
• M62: 18,525,303 km (0.111 R)
• M63: 18,810,885 km (0.1 R)
• M64: 18,970,207 km (0.107 R)
• M65: 19,034,085 km (0.082 R)
• M66: 19,322,360 km (0.108 R)
• M67: 19,547,655 km (0.116 R)
• M68: 19,612,131 km (0.09 R)
• M69: 20,130,637 km (0.026 R)
• M70: 20,457,060 km (0.074 R)
• M71: 21,049,168 km (0.073 R)
• M72: 21,480,160 km (0.052 R)
• M73: 21,546,731 km (0.08 R)
• M74: 21,646,662 km (0.114 R)
• M75: 22,283,650 km (0.06 R)
• M76: 22,452,247 km (0.07 R)
• M77: 22,621,292 km (0.07 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 13,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit