🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.7 AU - 1.04 AU

Year: 357 Days

Day: 43.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 142.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.85 AU - 1.23 AU

Year: 466 Days

Day: 17.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.01 AU - 1.19 AU

Year: 507 Days

Day: 43.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.94 AU - 1.38 AU

Year: 549 Days

Day: 33.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.34 AU - 1.74 AU

Year: 840 Days

Day: 22.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.3

Radius: 13.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.24 AU - 3.36 AU

Year: 2060 Days

Day: 13.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 40,573,878 km

• M1: 163,959 km (0.116 R)
• M2: 252,970 km (0.065 R)
• M3: 392,994 km (0.079 R)
• M4: 612,603 km (0.042 R)
• M5: 706,850 km (0.102 R)
• M6: 883,525 km (0.059 R)
• M7: 977,921 km (0.093 R)
• M8: 1,068,428 km (0.078 R)
• M9: 1,266,944 km (0.05 R)
• M10: 1,349,971 km (0.102 R)
• M11: 1,701,377 km (0.101 R)
• M12: 1,888,075 km (0.071 R)
• M13: 1,974,393 km (0.094 R)
• M14: 2,131,321 km (0.117 R)
• M15: 2,251,747 km (0.103 R)
• M16: 2,877,665 km (0.072 R)
• M17: 3,045,364 km (0.062 R)
• M18: 3,193,316 km (0.106 R)
• M19: 3,580,027 km (0.073 R)
• M20: 3,833,894 km (0.107 R)
• M21: 3,932,330 km (0.113 R)
• M22: 4,043,930 km (0.039 R)
• M23: 4,144,011 km (0.067 R)
• M24: 4,501,250 km (0.061 R)
• M25: 4,828,570 km (0.101 R)
• M26: 4,935,084 km (0.064 R)
• M27: 5,096,201 km (0.103 R)
• M28: 5,218,273 km (0.109 R)
• M29: 5,451,496 km (0.114 R)
• M30: 5,548,435 km (0.116 R)
• M31: 5,716,135 km (0.107 R)
• M32: 5,828,931 km (0.085 R)
• M33: 5,942,476 km (0.098 R)
• M34: 6,028,046 km (0.097 R)
• M35: 6,142,937 km (0.063 R)
• M36: 6,301,960 km (0.117 R)
• M37: 6,433,157 km (0.109 R)
• M38: 6,817,325 km (0.093 R)
• M39: 7,132,976 km (0.072 R)
• M40: 7,422,897 km (0.111 R)
• M41: 7,685,591 km (0.108 R)
• M42: 7,794,647 km (0.096 R)
• M43: 8,014,407 km (0.08 R)
• M44: 8,283,832 km (0.062 R)
• M45: 8,395,732 km (0.059 R)
• M46: 8,799,347 km (0.047 R)
• M47: 8,913,640 km (0.085 R)
• M48: 9,061,143 km (0.101 R)
• M49: 9,292,272 km (0.079 R)
• M50: 9,491,835 km (0.119 R)
• M51: 9,608,970 km (0.114 R)
• M52: 10,167,718 km (0.116 R)
• M53: 10,476,937 km (0.054 R)
• M54: 10,754,441 km (0.08 R)
• M55: 10,946,675 km (0.112 R)
• M56: 11,069,644 km (0.119 R)
• M57: 11,512,304 km (0.082 R)
• M58: 11,762,731 km (0.031 R)
• M59: 12,141,962 km (0.09 R)
• M60: 12,305,622 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.4

Radius: 11.7

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.72 AU - 3.4 AU

Year: 2354 Days

Day: 5.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 146.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 40,573,878 km

• M1: 154,834 km (0.117 R)
• M2: 384,616 km (0.114 R)
• M3: 458,517 km (0.106 R)
• M4: 740,360 km (0.065 R)
• M5: 880,832 km (0.077 R)
• M6: 968,048 km (0.068 R)
• M7: 1,104,780 km (0.069 R)
• M8: 1,248,245 km (0.074 R)
• M9: 1,367,773 km (0.079 R)
• M10: 1,607,878 km (0.081 R)
• M11: 1,694,794 km (0.095 R)
• M12: 1,873,414 km (0.052 R)
• M13: 1,999,974 km (0.108 R)
• M14: 2,249,653 km (0.11 R)
• M15: 2,372,323 km (0.099 R)
• M16: 2,779,678 km (0.05 R)
• M17: 2,991,808 km (0.109 R)
• M18: 3,250,612 km (0.094 R)
• M19: 3,432,074 km (0.093 R)
• M20: 3,674,273 km (0.111 R)
• M21: 3,966,737 km (0.11 R)
• M22: 4,373,494 km (0.112 R)
• M23: 4,496,613 km (0.099 R)
• M24: 4,762,149 km (0.076 R)
• M25: 4,952,737 km (0.05 R)
• M26: 5,292,324 km (0.092 R)
• M27: 5,374,453 km (0.089 R)
• M28: 5,556,364 km (0.105 R)
• M29: 5,757,124 km (0.083 R)
• M30: 6,045,699 km (0.11 R)
• M31: 6,234,940 km (0.103 R)
• M32: 6,373,916 km (0.091 R)
• M33: 7,084,058 km (0.029 R)
• M34: 7,265,520 km (0.084 R)
• M35: 7,559,031 km (0.074 R)
• M36: 7,651,632 km (0.088 R)
• M37: 7,744,532 km (0.116 R)
• M38: 7,856,581 km (0.051 R)
• M39: 7,931,530 km (0.079 R)
• M40: 8,063,325 km (0.068 R)
• M41: 8,520,796 km (0.102 R)
• M42: 8,675,181 km (0.058 R)
• M43: 8,830,463 km (0.099 R)
• M44: 9,163,618 km (0.079 R)
• M45: 9,262,352 km (0.038 R)
• M46: 9,401,329 km (0.107 R)
• M47: 9,600,892 km (0.1 R)
• M48: 9,701,272 km (0.056 R)
• M49: 10,682,335 km (0.085 R)
• M50: 11,058,275 km (0.033 R)
• M51: 11,205,778 km (0.115 R)
• M52: 11,694,814 km (0.09 R)
• M53: 11,866,552 km (0.08 R)
• M54: 12,017,496 km (0.091 R)
• M55: 12,147,347 km (0.085 R)
• M56: 12,234,263 km (0.113 R)
• M57: 12,364,862 km (0.076 R)
• M58: 12,627,706 km (0.116 R)
• M59: 12,737,660 km (0.072 R)
• M60: 13,181,068 km (0.079 R)
• M61: 13,404,717 km (0.089 R)
• M62: 14,288,691 km (0.076 R)
• M63: 14,403,433 km (0.075 R)
• M64: 15,004,816 km (0.09 R)
• M65: 15,098,016 km (0.091 R)
• M66: 15,378,960 km (0.095 R)
• M67: 15,590,940 km (0.115 R)
• M68: 15,756,246 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614

Radius: 13.6

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.04 AU - 5.5 AU

Year: 4581 Days

Day: 7.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 40,573,878 km

• M1: 219,310 km (0.064 R)
• M2: 325,375 km (0.11 R)
• M3: 729,738 km (0.119 R)
• M4: 1,317,957 km (0.094 R)
• M5: 1,507,947 km (0.032 R)
• M6: 1,786,647 km (0.1 R)
• M7: 1,899,594 km (0.052 R)
• M8: 2,340,907 km (0.061 R)
• M9: 2,429,619 km (0.086 R)
• M10: 2,610,483 km (0.033 R)
• M11: 2,702,486 km (0.063 R)
• M12: 3,398,415 km (0.071 R)
• M13: 3,621,914 km (0.1 R)
• M14: 3,871,443 km (0.113 R)
• M15: 4,105,265 km (0.096 R)
• M16: 4,343,724 km (0.087 R)
• M17: 4,431,687 km (0.111 R)
• M18: 5,532,578 km (0.102 R)
• M19: 5,724,213 km (0.059 R)
• M20: 6,064,698 km (0.102 R)
• M21: 6,187,966 km (0.081 R)
• M22: 6,740,282 km (0.091 R)
• M23: 7,022,423 km (0.08 R)
• M24: 7,178,005 km (0.083 R)
• M25: 7,545,417 km (0.096 R)
• M26: 8,054,050 km (0.093 R)
• M27: 8,435,974 km (0.079 R)
• M28: 8,629,104 km (0.11 R)
• M29: 8,768,081 km (0.057 R)
• M30: 10,022,459 km (0.034 R)
• M31: 10,110,123 km (0.104 R)
• M32: 10,374,313 km (0.035 R)
• M33: 10,551,886 km (0.086 R)
• M34: 10,849,885 km (0.075 R)
• M35: 10,969,862 km (0.109 R)
• M36: 11,545,964 km (0.099 R)
• M37: 11,853,238 km (0.111 R)
• M38: 12,069,855 km (0.075 R)
• M39: 12,256,554 km (0.058 R)
• M40: 13,108,962 km (0.118 R)
• M41: 14,045,744 km (0.086 R)
• M42: 14,176,642 km (0.101 R)
• M43: 14,340,751 km (0.067 R)
• M44: 14,671,063 km (0.099 R)
• M45: 14,903,837 km (0.102 R)
• M46: 15,372,976 km (0.106 R)
• M47: 15,643,300 km (0.095 R)
• M48: 15,813,093 km (0.095 R)
• M49: 16,085,960 km (0.092 R)
• M50: 16,774,858 km (0.104 R)
• M51: 17,826,381 km (0.114 R)
• M52: 17,932,746 km (0.112 R)
• M53: 18,074,864 km (0.06 R)
• M54: 18,431,804 km (0.084 R)
• M55: 19,261,623 km (0.047 R)
• M56: 19,516,538 km (0.071 R)
• M57: 19,882,754 km (0.105 R)
• M58: 20,140,361 km (0.054 R)
• M59: 20,288,164 km (0.112 R)
• M60: 20,696,417 km (0.039 R)
• M61: 20,957,465 km (0.066 R)
• M62: 21,294,958 km (0.118 R)
• M63: 21,483,152 km (0.084 R)
• M64: 21,823,337 km (0.092 R)
• M65: 22,165,468 km (0.066 R)
• M66: 22,356,205 km (0.064 R)
• M67: 23,395,761 km (0.091 R)
• M68: 23,980,090 km (0.112 R)
• M69: 24,372,485 km (0.103 R)
• M70: 24,766,825 km (0.1 R)
• M71: 25,203,052 km (0.077 R)
• M72: 25,521,995 km (0.093 R)
• M73: 25,762,100 km (0.113 R)
• M74: 26,123,528 km (0.116 R)
• M75: 26,405,969 km (0.114 R)
• M76: 26,973,543 km (0.104 R)
• M77: 27,177,296 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.2

Radius: 14.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.58 AU - 7.1 AU

Year: 7019 Days

Day: 13.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 40,573,878 km

• M1: 184,005 km (0.102 R)
• M2: 312,061 km (0.081 R)
• M3: 578,794 km (0.067 R)
• M4: 759,209 km (0.031 R)
• M5: 944,561 km (0.058 R)
• M6: 1,199,027 km (0.106 R)
• M7: 1,535,024 km (0.102 R)
• M8: 1,633,908 km (0.09 R)
• M9: 1,901,539 km (0.117 R)
• M10: 2,030,193 km (0.089 R)
• M11: 2,503,520 km (0.063 R)
• M12: 3,394,525 km (0.085 R)
• M13: 4,263,539 km (0.115 R)
• M14: 4,752,575 km (0.107 R)
• M15: 4,929,549 km (0.106 R)
• M16: 5,259,861 km (0.062 R)
• M17: 5,910,462 km (0.059 R)
• M18: 7,084,955 km (0.07 R)
• M19: 7,321,619 km (0.076 R)
• M20: 7,629,940 km (0.078 R)
• M21: 9,308,279 km (0.103 R)
• M22: 9,605,081 km (0.105 R)
• M23: 10,591,380 km (0.061 R)
• M24: 11,214,455 km (0.106 R)
• M25: 11,809,256 km (0.108 R)
• M26: 12,050,108 km (0.109 R)
• M27: 12,741,550 km (0.115 R)
• M28: 12,864,818 km (0.039 R)
• M29: 13,655,294 km (0.026 R)
• M30: 13,866,077 km (0.119 R)
• M31: 14,376,056 km (0.107 R)
• M32: 15,022,169 km (0.107 R)
• M33: 15,283,367 km (0.061 R)
• M34: 15,458,247 km (0.1 R)
• M35: 15,677,857 km (0.074 R)
• M36: 15,854,382 km (0.073 R)
• M37: 17,153,191 km (0.083 R)
• M38: 17,746,646 km (0.117 R)
• M39: 17,930,502 km (0.038 R)
• M40: 19,899,958 km (0.082 R)
• M41: 19,995,551 km (0.062 R)
• M42: 20,139,015 km (0.072 R)
• M43: 20,330,949 km (0.093 R)
• M44: 20,475,311 km (0.105 R)
• M45: 21,153,289 km (0.099 R)
• M46: 21,250,826 km (0.117 R)
• M47: 21,789,528 km (0.063 R)
• M48: 21,888,113 km (0.042 R)
• M49: 21,986,698 km (0.093 R)
• M50: 23,030,891 km (0.094 R)
• M51: 23,131,122 km (0.07 R)
• M52: 23,332,182 km (0.106 R)
• M53: 23,887,938 km (0.086 R)
• M54: 23,989,515 km (0.106 R)
• M55: 24,243,981 km (0.04 R)
• M56: 25,115,837 km (0.066 R)
• M57: 26,154,794 km (0.092 R)
• M58: 26,626,925 km (0.065 R)
• M59: 27,101,749 km (0.034 R)
• M60: 28,543,423 km (0.108 R)
• M61: 28,921,158 km (0.088 R)
• M62: 29,463,749 km (0.118 R)
• M63: 29,955,029 km (0.115 R)
• M64: 30,119,437 km (0.099 R)
• M65: 30,449,001 km (0.074 R)
• M66: 31,167,220 km (0.105 R)
• M67: 33,185,296 km (0.107 R)
• M68: 34,038,602 km (0.106 R)
• M69: 34,439,225 km (0.057 R)
• M70: 34,783,899 km (0.081 R)
• M71: 35,014,429 km (0.09 R)
• M72: 36,057,575 km (0.068 R)
• M73: 36,349,291 km (0.072 R)
• M74: 36,934,817 km (0.106 R)
• M75: 37,582,575 km (0.075 R)
• M76: 37,878,181 km (0.085 R)
• M77: 38,531,475 km (0.101 R)
• M78: 38,650,555 km (0.084 R)
• M79: 39,488,153 km (0.037 R)
• M80: 39,608,280 km (0.114 R)
• M81: 40,513,347 km (0.12 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 19,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit