🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.45 AU - 0.61 AU

Year: 139 Days

Day: 20.2 Hours

Environment

Temp: 260 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.98 AU - 3.8 AU

Year: 2246 Days

Day: 38.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.77 AU - 4.27 AU

Year: 2901 Days

Day: 22 Hours

Environment

Temp: -112 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,030,728 km

• M1: 1,015,770 km (0.068 R)
• M2: 1,051,523 km (0.11 R)

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.4

Radius: 8.8

Gravity: 10.46 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 6.43 AU - 7.91 AU

Year: 6910 Days

Day: 5.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 62,030,728 km

• M1: 110,702 km (0.086 R)
• M2: 174,880 km (0.113 R)
• M3: 379,380 km (0.092 R)
• M4: 564,582 km (0.091 R)
• M5: 888,761 km (0.093 R)
• M6: 1,020,257 km (0.116 R)
• M7: 1,303,147 km (0.09 R)
• M8: 1,855,612 km (0.108 R)
• M9: 2,291,091 km (0.083 R)
• M10: 2,404,935 km (0.082 R)
• M11: 2,661,945 km (0.091 R)
• M12: 2,757,687 km (0.082 R)
• M13: 3,511,810 km (0.114 R)
• M14: 3,670,085 km (0.102 R)
• M15: 3,884,758 km (0.068 R)
• M16: 3,966,288 km (0.076 R)
• M17: 4,186,646 km (0.056 R)
• M18: 4,270,421 km (0.077 R)
• M19: 4,382,918 km (0.116 R)
• M20: 4,467,890 km (0.039 R)
• M21: 5,652,855 km (0.116 R)
• M22: 5,932,304 km (0.089 R)
• M23: 6,152,811 km (0.115 R)
• M24: 6,602,053 km (0.089 R)
• M25: 6,797,727 km (0.087 R)
• M26: 6,863,401 km (0.11 R)
• M27: 7,028,557 km (0.116 R)
• M28: 7,128,339 km (0.039 R)
• M29: 7,770,712 km (0.079 R)
• M30: 8,151,139 km (0.04 R)
• M31: 8,966,148 km (0.113 R)
• M32: 9,365,126 km (0.097 R)
• M33: 9,993,138 km (0.114 R)
• M34: 10,255,682 km (0.103 R)
• M35: 11,328,598 km (0.061 R)
• M36: 12,316,393 km (0.07 R)
• M37: 12,396,727 km (0.112 R)
• M38: 12,517,303 km (0.102 R)
• M39: 12,597,936 km (0.032 R)
• M40: 13,208,445 km (0.057 R)
• M41: 13,414,142 km (0.097 R)
• M42: 14,670,016 km (0.048 R)
• M43: 15,658,260 km (0.114 R)
• M44: 15,788,709 km (0.086 R)
• M45: 17,247,737 km (0.103 R)
• M46: 18,152,804 km (0.086 R)
• M47: 18,473,243 km (0.091 R)
• M48: 18,795,476 km (0.116 R)
• M49: 19,632,776 km (0.057 R)
• M50: 22,412,603 km (0.084 R)
• M51: 22,510,590 km (0.102 R)
• M52: 23,449,167 km (0.053 R)
• M53: 23,798,029 km (0.082 R)
• M54: 24,400,310 km (0.109 R)
• M55: 25,568,520 km (0.116 R)
• M56: 25,927,705 km (0.113 R)
• M57: 26,858,951 km (0.091 R)
• M58: 27,328,838 km (0.057 R)
• M59: 27,538,425 km (0.116 R)
• M60: 28,223,433 km (0.106 R)
• M61: 28,329,349 km (0.072 R)
• M62: 28,914,127 km (0.067 R)
• M63: 29,127,753 km (0.094 R)
• M64: 29,234,715 km (0.117 R)
• M65: 29,502,794 km (0.097 R)
• M66: 29,771,771 km (0.112 R)
• M67: 30,312,119 km (0.106 R)
• M68: 30,529,036 km (0.09 R)
• M69: 30,746,701 km (0.05 R)
• M70: 31,292,733 km (0.088 R)
• M71: 31,897,108 km (0.1 R)
• M72: 32,117,915 km (0.091 R)
• M73: 32,228,468 km (0.053 R)
• M74: 32,394,521 km (0.08 R)
• M75: 32,505,523 km (0.108 R)
• M76: 33,117,528 km (0.104 R)
• M77: 33,173,328 km (0.096 R)
• M78: 33,285,227 km (0.103 R)
• M79: 33,509,025 km (0.08 R)
• M80: 33,677,323 km (0.114 R)
• M81: 35,660,991 km (0.106 R)
• M82: 36,695,909 km (0.12 R)
• M83: 37,857,387 km (0.08 R)
• M84: 38,501,256 km (0.084 R)
• M85: 39,089,774 km (0.044 R)
• M86: 39,622,043 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.9

Radius: 12.5

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 6.91 AU - 7.87 AU

Year: 7230 Days

Day: 12.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 62,030,728 km

• M1: 157,975 km (0.089 R)
• M2: 422,913 km (0.119 R)
• M3: 516,711 km (0.097 R)
• M4: 652,097 km (0.116 R)
• M5: 849,566 km (0.076 R)
• M6: 962,662 km (0.105 R)
• M7: 1,233,584 km (0.109 R)
• M8: 1,349,074 km (0.073 R)
• M9: 1,622,838 km (0.051 R)
• M10: 1,931,458 km (0.105 R)
• M11: 2,294,532 km (0.04 R)
• M12: 2,420,643 km (0.088 R)
• M13: 2,548,998 km (0.12 R)
• M14: 2,660,897 km (0.096 R)
• M15: 3,105,203 km (0.102 R)
• M16: 3,184,939 km (0.081 R)
• M17: 3,366,850 km (0.108 R)
• M18: 3,720,050 km (0.057 R)
• M19: 4,239,155 km (0.118 R)
• M20: 4,620,779 km (0.107 R)
• M21: 4,966,799 km (0.084 R)
• M22: 5,226,052 km (0.103 R)
• M23: 5,321,346 km (0.119 R)
• M24: 5,489,643 km (0.119 R)
• M25: 5,586,732 km (0.104 R)
• M26: 5,980,474 km (0.104 R)
• M27: 6,205,918 km (0.093 R)
• M28: 6,434,204 km (0.111 R)
• M29: 6,716,944 km (0.119 R)
• M30: 7,004,023 km (0.101 R)
• M31: 7,589,998 km (0.054 R)
• M32: 7,779,837 km (0.118 R)
• M33: 7,889,044 km (0.114 R)
• M34: 8,275,156 km (0.055 R)
• M35: 9,037,507 km (0.101 R)
• M36: 9,296,610 km (0.111 R)
• M37: 9,558,107 km (0.118 R)
• M38: 9,999,570 km (0.071 R)
• M39: 10,267,650 km (0.089 R)
• M40: 10,628,779 km (0.074 R)
• M41: 10,810,840 km (0.115 R)
• M42: 11,116,767 km (0.07 R)
• M43: 11,270,704 km (0.099 R)
• M44: 11,862,513 km (0.11 R)
• M45: 13,173,888 km (0.08 R)
• M46: 14,162,430 km (0.109 R)
• M47: 14,902,491 km (0.094 R)
• M48: 15,140,501 km (0.083 R)
• M49: 15,311,342 km (0.111 R)
• M50: 15,758,640 km (0.116 R)
• M51: 16,175,419 km (0.116 R)
• M52: 16,350,000 km (0.111 R)
• M53: 16,877,931 km (0.071 R)
• M54: 17,197,322 km (0.12 R)
• M55: 17,554,562 km (0.106 R)
• M56: 18,167,614 km (0.12 R)
• M57: 18,787,697 km (0.094 R)
• M58: 18,971,254 km (0.118 R)
• M59: 19,155,559 km (0.107 R)
• M60: 19,749,312 km (0.087 R)
• M61: 19,973,560 km (0.084 R)
• M62: 20,161,006 km (0.115 R)
• M63: 20,273,803 km (0.116 R)
• M64: 20,764,932 km (0.084 R)
• M65: 21,260,101 km (0.068 R)
• M66: 22,729,452 km (0.091 R)
• M67: 23,872,828 km (0.109 R)
• M68: 24,151,529 km (0.06 R)
• M69: 24,311,449 km (0.076 R)
• M70: 24,591,945 km (0.065 R)
• M71: 24,833,097 km (0.115 R)
• M72: 25,887,762 km (0.028 R)
• M73: 26,092,262 km (0.075 R)
• M74: 26,502,908 km (0.054 R)
• M75: 26,585,187 km (0.104 R)
• M76: 26,750,343 km (0.071 R)
• M77: 26,874,210 km (0.097 R)
• M78: 27,164,281 km (0.081 R)
• M79: 27,580,462 km (0.113 R)
• M80: 27,956,850 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.6

Radius: 11.6

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.35 AU - 9.79 AU

Year: 8251 Days

Day: 7.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 165.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 62,030,728 km

• M1: 191,635 km (0.089 R)
• M2: 481,705 km (0.076 R)
• M3: 596,896 km (0.088 R)
• M4: 1,216,979 km (0.068 R)
• M5: 1,510,639 km (0.084 R)
• M6: 2,264,613 km (0.11 R)
• M7: 2,734,948 km (0.102 R)
• M8: 2,953,810 km (0.063 R)
• M9: 3,065,410 km (0.119 R)
• M10: 3,408,887 km (0.071 R)
• M11: 3,496,701 km (0.073 R)
• M12: 4,132,791 km (0.111 R)
• M13: 4,289,569 km (0.107 R)
• M14: 4,706,648 km (0.104 R)
• M15: 5,003,002 km (0.108 R)
• M16: 5,136,742 km (0.064 R)
• M17: 5,305,638 km (0.048 R)
• M18: 5,788,241 km (0.11 R)
• M19: 6,141,741 km (0.11 R)
• M20: 6,502,122 km (0.077 R)
• M21: 6,832,584 km (0.076 R)
• M22: 7,509,963 km (0.11 R)
• M23: 8,169,241 km (0.091 R)
• M24: 8,686,101 km (0.07 R)
• M25: 8,887,609 km (0.119 R)
• M26: 9,336,702 km (0.063 R)
• M27: 9,960,974 km (0.043 R)
• M28: 10,087,384 km (0.101 R)
• M29: 10,814,280 km (0.079 R)
• M30: 11,205,928 km (0.089 R)
• M31: 11,337,574 km (0.113 R)
• M32: 11,779,935 km (0.052 R)
• M33: 12,636,083 km (0.112 R)
• M34: 13,465,604 km (0.074 R)
• M35: 14,075,813 km (0.092 R)
• M36: 14,790,891 km (0.108 R)
• M37: 16,755,410 km (0.1 R)
• M38: 18,281,907 km (0.109 R)
• M39: 18,436,890 km (0.119 R)
• M40: 18,800,563 km (0.115 R)
• M41: 19,061,761 km (0.11 R)
• M42: 19,376,664 km (0.102 R)
• M43: 19,482,131 km (0.055 R)
• M44: 20,225,183 km (0.098 R)
• M45: 20,707,636 km (0.112 R)
• M46: 22,842,398 km (0.105 R)
• M47: 23,009,499 km (0.109 R)
• M48: 23,400,997 km (0.09 R)
• M49: 23,964,083 km (0.098 R)
• M50: 24,077,328 km (0.101 R)
• M51: 24,360,966 km (0.105 R)
• M52: 25,391,396 km (0.118 R)
• M53: 25,911,997 km (0.1 R)
• M54: 26,086,278 km (0.091 R)
• M55: 26,846,086 km (0.052 R)
• M56: 27,081,254 km (0.079 R)
• M57: 27,376,410 km (0.104 R)
• M58: 27,494,742 km (0.064 R)
• M59: 27,672,465 km (0.045 R)
• M60: 27,791,245 km (0.105 R)
• M61: 29,229,330 km (0.116 R)
• M62: 30,752,984 km (0.049 R)
• M63: 30,937,588 km (0.096 R)
• M64: 31,060,856 km (0.036 R)
• M65: 31,617,510 km (0.057 R)
• M66: 32,302,369 km (0.105 R)
• M67: 33,307,218 km (0.107 R)
• M68: 34,449,996 km (0.102 R)
• M69: 35,476,537 km (0.087 R)
• M70: 36,643,400 km (0.094 R)
• M71: 37,035,197 km (0.06 R)
• M72: 37,362,667 km (0.087 R)
• M73: 37,559,687 km (0.052 R)
• M74: 38,152,693 km (0.077 R)
• M75: 38,483,454 km (0.117 R)
• M76: 39,281,259 km (0.108 R)
• M77: 39,615,311 km (0.069 R)
• M78: 40,555,684 km (0.1 R)
• M79: 40,960,795 km (0.085 R)
• M80: 41,096,181 km (0.082 R)
• M81: 42,116,289 km (0.072 R)
• M82: 43,627,526 km (0.066 R)
• M83: 44,598,416 km (0.094 R)
• M84: 45,226,279 km (0.107 R)
• M85: 45,857,133 km (0.118 R)
• M86: 46,561,440 km (0.076 R)
• M87: 47,482,514 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.3

Radius: 6.4

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 17.32 AU - 18.88 AU

Year: 27713 Days

Day: 23.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 62,030,728 km

• M1: 268,079 km (0.069 R)
• M2: 857,046 km (0.09 R)
• M3: 1,326,634 km (0.106 R)
• M4: 1,507,797 km (0.069 R)
• M5: 2,187,420 km (0.111 R)
• M6: 2,247,858 km (0.05 R)
• M7: 3,787,070 km (0.107 R)
• M8: 4,119,028 km (0.059 R)
• M9: 4,969,192 km (0.094 R)
• M10: 5,169,803 km (0.1 R)
• M11: 5,829,679 km (0.098 R)
• M12: 6,255,585 km (0.106 R)
• M13: 6,428,669 km (0.107 R)
• M14: 7,137,165 km (0.11 R)
• M15: 7,546,315 km (0.055 R)
• M16: 7,638,318 km (0.119 R)
• M17: 7,776,995 km (0.049 R)
• M18: 7,963,244 km (0.095 R)
• M19: 8,435,226 km (0.115 R)
• M20: 8,867,863 km (0.118 R)
• M21: 9,062,489 km (0.049 R)
• M22: 9,209,245 km (0.074 R)
• M23: 11,877,173 km (0.059 R)
• M24: 12,091,697 km (0.12 R)
• M25: 12,524,483 km (0.057 R)
• M26: 13,127,961 km (0.079 R)
• M27: 13,516,766 km (0.095 R)
• M28: 14,363,041 km (0.105 R)
• M29: 14,534,331 km (0.075 R)
• M30: 15,342,458 km (0.07 R)
• M31: 15,693,415 km (0.091 R)
• M32: 17,669,902 km (0.036 R)
• M33: 17,792,273 km (0.033 R)
• M34: 18,222,517 km (0.1 R)
• M35: 19,281,670 km (0.077 R)
• M36: 21,133,990 km (0.06 R)
• M37: 21,198,916 km (0.063 R)
• M38: 22,114,156 km (0.069 R)
• M39: 22,709,406 km (0.117 R)
• M40: 23,444,081 km (0.045 R)
• M41: 23,511,250 km (0.046 R)
• M42: 25,902,273 km (0.088 R)
• M43: 26,599,549 km (0.12 R)
• M44: 28,297,933 km (0.102 R)
• M45: 28,441,098 km (0.118 R)
• M46: 29,232,471 km (0.109 R)
• M47: 29,522,093 km (0.063 R)
• M48: 30,250,335 km (0.084 R)
• M49: 31,131,915 km (0.073 R)
• M50: 32,544,867 km (0.077 R)
• M51: 34,054,758 km (0.077 R)
• M52: 34,818,156 km (0.112 R)
• M53: 34,894,900 km (0.117 R)
• M54: 35,125,131 km (0.115 R)
• M55: 42,183,159 km (0.092 R)
• M56: 43,085,084 km (0.076 R)
• M57: 43,827,688 km (0.094 R)
• M58: 43,993,293 km (0.107 R)
• M59: 45,074,736 km (0.103 R)
• M60: 46,671,245 km (0.119 R)
• M61: 47,009,635 km (0.077 R)
• M62: 47,774,080 km (0.094 R)
• M63: 49,057,331 km (0.088 R)
• M64: 49,487,574 km (0.078 R)
• M65: 49,746,378 km (0.081 R)
• M66: 50,438,568 km (0.058 R)
• M67: 50,525,334 km (0.11 R)
• M68: 50,698,868 km (0.071 R)
• M69: 50,959,767 km (0.065 R)
• M70: 51,308,330 km (0.073 R)
• M71: 52,007,700 km (0.035 R)
• M72: 58,351,098 km (0.115 R)
• M73: 59,263,944 km (0.096 R)
• M74: 60,181,578 km (0.082 R)
• M75: 60,549,888 km (0.112 R)
• M76: 60,734,342 km (0.08 R)
• M77: 60,826,644 km (0.089 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: 514 - 18,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit