🌌 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: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.41 AU - 0.63 AU

Year: 238 Days

Day: 12.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.3

Radius: 12.3

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.6 AU - 0.78 AU

Year: 364 Days

Day: 5.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 32,505,224 km

• M1: 157,227 km (0.074 R)
• M2: 363,074 km (0.071 R)
• M3: 482,902 km (0.099 R)
• M4: 598,092 km (0.098 R)
• M5: 707,897 km (0.086 R)
• M6: 794,664 km (0.083 R)
• M7: 914,043 km (0.056 R)
• M8: 998,715 km (0.107 R)
• M9: 1,113,457 km (0.094 R)
• M10: 1,228,797 km (0.082 R)
• M11: 1,420,581 km (0.092 R)
• M12: 1,529,189 km (0.113 R)
• M13: 1,622,688 km (0.078 R)
• M14: 1,754,933 km (0.119 R)
• M15: 1,858,006 km (0.109 R)
• M16: 1,953,299 km (0.069 R)
• M17: 2,114,566 km (0.033 R)
• M18: 2,290,493 km (0.105 R)
• M19: 2,419,147 km (0.111 R)
• M20: 2,635,466 km (0.099 R)
• M21: 2,819,920 km (0.09 R)
• M22: 2,941,543 km (0.12 R)
• M23: 3,104,605 km (0.035 R)
• M24: 3,201,694 km (0.049 R)
• M25: 3,299,680 km (0.065 R)
• M26: 3,416,367 km (0.107 R)
• M27: 3,588,105 km (0.061 R)
• M28: 3,878,624 km (0.09 R)
• M29: 3,977,209 km (0.115 R)
• M30: 4,158,073 km (0.113 R)
• M31: 4,252,619 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.7

Radius: 14.7

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.63 AU - 0.87 AU

Year: 413 Days

Day: 9.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 32,505,224 km

• M1: 183,706 km (0.039 R)
• M2: 286,181 km (0.089 R)
• M3: 386,710 km (0.1 R)
• M4: 480,957 km (0.114 R)
• M5: 579,841 km (0.096 R)
• M6: 691,292 km (0.055 R)
• M7: 845,826 km (0.109 R)
• M8: 984,653 km (0.084 R)
• M9: 1,097,600 km (0.096 R)
• M10: 1,310,328 km (0.108 R)
• M11: 1,403,228 km (0.09 R)
• M12: 1,716,486 km (0.085 R)
• M13: 1,840,054 km (0.107 R)
• M14: 1,950,607 km (0.037 R)
• M15: 2,212,253 km (0.099 R)
• M16: 2,336,120 km (0.097 R)
• M17: 2,456,696 km (0.12 R)
• M18: 2,585,350 km (0.075 R)
• M19: 2,680,195 km (0.113 R)
• M20: 2,800,771 km (0.084 R)
• M21: 2,947,676 km (0.047 R)
• M22: 3,109,990 km (0.113 R)
• M23: 3,301,027 km (0.098 R)
• M24: 3,456,608 km (0.068 R)
• M25: 3,802,479 km (0.104 R)
• M26: 4,021,041 km (0.113 R)
• M27: 4,117,981 km (0.061 R)
• M28: 4,406,405 km (0.039 R)
• M29: 4,528,028 km (0.116 R)
• M30: 4,716,222 km (0.098 R)
• M31: 4,833,208 km (0.11 R)
• M32: 4,981,011 km (0.116 R)
• M33: 5,115,350 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.2

Radius: 9.8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.79 AU - 0.83 AU

Year: 464 Days

Day: 11.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 32,505,224 km

• M1: 127,607 km (0.106 R)
• M2: 191,635 km (0.067 R)
• M3: 284,984 km (0.118 R)
• M4: 361,129 km (0.094 R)
• M5: 448,644 km (0.069 R)
• M6: 576,101 km (0.034 R)
• M7: 735,573 km (0.079 R)
• M8: 846,574 km (0.031 R)
• M9: 930,948 km (0.106 R)
• M10: 1,027,438 km (0.066 R)
• M11: 1,205,011 km (0.118 R)
• M12: 1,351,617 km (0.04 R)
• M13: 1,444,667 km (0.035 R)
• M14: 1,522,158 km (0.113 R)
• M15: 1,590,076 km (0.101 R)
• M16: 1,685,070 km (0.047 R)
• M17: 1,834,818 km (0.076 R)
• M18: 1,922,931 km (0.068 R)
• M19: 2,059,813 km (0.113 R)
• M20: 2,147,627 km (0.109 R)
• M21: 2,216,442 km (0.082 R)
• M22: 2,298,122 km (0.092 R)
• M23: 2,418,698 km (0.115 R)
• M24: 2,490,206 km (0.047 R)
• M25: 2,592,681 km (0.097 R)
• M26: 2,748,861 km (0.109 R)
• M27: 2,881,405 km (0.056 R)
• M28: 2,944,086 km (0.045 R)
• M29: 3,043,419 km (0.12 R)
• M30: 3,125,548 km (0.056 R)
• M31: 3,189,875 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.8

Radius: 10

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.94 AU - 3.02 AU

Year: 2483 Days

Day: 14.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 32,505,224 km

• M1: 130,749 km (0.079 R)
• M2: 236,963 km (0.103 R)
• M3: 585,077 km (0.094 R)
• M4: 650,003 km (0.064 R)
• M5: 761,453 km (0.062 R)
• M6: 842,834 km (0.089 R)
• M7: 908,209 km (0.039 R)
• M8: 1,156,840 km (0.083 R)
• M9: 1,273,227 km (0.113 R)
• M10: 1,427,313 km (0.118 R)
• M11: 2,053,081 km (0.106 R)
• M12: 2,156,453 km (0.079 R)
• M13: 2,314,728 km (0.038 R)
• M14: 2,422,438 km (0.07 R)
• M15: 2,559,470 km (0.09 R)
• M16: 2,670,920 km (0.059 R)
• M17: 2,812,739 km (0.071 R)
• M18: 3,118,517 km (0.034 R)
• M19: 3,313,294 km (0.097 R)
• M20: 3,558,485 km (0.079 R)
• M21: 3,746,379 km (0.093 R)
• M22: 4,099,281 km (0.11 R)
• M23: 4,479,858 km (0.113 R)
• M24: 4,700,066 km (0.119 R)
• M25: 5,239,366 km (0.116 R)
• M26: 5,871,866 km (0.082 R)
• M27: 6,075,768 km (0.091 R)
• M28: 6,225,366 km (0.092 R)
• M29: 6,547,600 km (0.1 R)
• M30: 6,836,473 km (0.117 R)
• M31: 6,972,757 km (0.083 R)
• M32: 7,169,029 km (0.056 R)
• M33: 8,074,545 km (0.091 R)
• M34: 8,156,824 km (0.073 R)
• M35: 8,260,046 km (0.114 R)
• M36: 8,384,362 km (0.053 R)
• M37: 8,909,451 km (0.074 R)
• M38: 9,015,815 km (0.089 R)
• M39: 9,079,843 km (0.025 R)
• M40: 9,186,805 km (0.114 R)
• M41: 9,251,282 km (0.098 R)
• M42: 9,553,769 km (0.074 R)
• M43: 9,684,368 km (0.098 R)
• M44: 9,815,715 km (0.073 R)
• M45: 9,969,501 km (0.074 R)
• M46: 10,213,047 km (0.086 R)
• M47: 10,391,367 km (0.065 R)
• M48: 10,525,706 km (0.083 R)
• M49: 10,615,615 km (0.094 R)
• M50: 11,114,823 km (0.112 R)
• M51: 11,275,192 km (0.078 R)
• M52: 11,344,306 km (0.12 R)
• M53: 11,761,235 km (0.107 R)
• M54: 12,042,030 km (0.072 R)
• M55: 12,277,647 km (0.109 R)
• M56: 12,538,695 km (0.114 R)
• M57: 13,114,497 km (0.074 R)
• M58: 13,430,149 km (0.108 R)
• M59: 13,600,990 km (0.099 R)
• M60: 13,797,262 km (0.093 R)
• M61: 13,969,748 km (0.111 R)
• M62: 14,316,965 km (0.106 R)
• M63: 14,893,515 km (0.088 R)
• M64: 15,045,058 km (0.025 R)
• M65: 15,451,964 km (0.093 R)
• M66: 15,682,494 km (0.096 R)
• M67: 16,302,727 km (0.105 R)
• M68: 16,406,847 km (0.081 R)
• M69: 16,668,195 km (0.093 R)
• M70: 16,878,380 km (0.111 R)
• M71: 17,115,642 km (0.109 R)
• M72: 17,380,729 km (0.115 R)
• M73: 17,754,126 km (0.104 R)
• M74: 17,941,871 km (0.048 R)
• M75: 18,022,504 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.8

Radius: 13.7

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.3 AU - 3.66 AU

Year: 4128 Days

Day: 14.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 32,505,224 km

• M1: 172,786 km (0.086 R)
• M2: 314,754 km (0.09 R)
• M3: 406,308 km (0.073 R)
• M4: 502,350 km (0.077 R)
• M5: 746,643 km (0.071 R)
• M6: 1,083,238 km (0.119 R)
• M7: 1,242,560 km (0.109 R)
• M8: 1,467,854 km (0.085 R)
• M9: 1,600,697 km (0.059 R)
• M10: 1,707,061 km (0.089 R)
• M11: 1,800,111 km (0.091 R)
• M12: 1,991,746 km (0.079 R)
• M13: 2,140,147 km (0.076 R)
• M14: 2,258,030 km (0.09 R)
• M15: 2,448,020 km (0.106 R)
• M16: 3,437,161 km (0.083 R)
• M17: 3,556,390 km (0.079 R)
• M18: 3,922,755 km (0.066 R)
• M19: 4,152,538 km (0.111 R)
• M20: 4,713,829 km (0.104 R)
• M21: 5,116,546 km (0.12 R)
• M22: 5,483,959 km (0.093 R)
• M23: 5,577,158 km (0.12 R)
• M24: 5,741,566 km (0.095 R)
• M25: 5,931,556 km (0.107 R)
• M26: 6,538,474 km (0.034 R)
• M27: 6,837,071 km (0.076 R)
• M28: 6,937,452 km (0.081 R)
• M29: 7,370,238 km (0.06 R)
• M30: 7,525,072 km (0.081 R)
• M31: 7,628,893 km (0.113 R)
• M32: 7,864,210 km (0.119 R)
• M33: 8,075,443 km (0.048 R)
• M34: 8,342,176 km (0.105 R)
• M35: 8,611,901 km (0.078 R)
• M36: 8,720,658 km (0.088 R)
• M37: 9,077,000 km (0.116 R)
• M38: 9,271,029 km (0.068 R)
• M39: 9,691,100 km (0.03 R)
• M40: 10,261,217 km (0.11 R)
• M41: 10,666,777 km (0.097 R)
• M42: 10,900,898 km (0.098 R)
• M43: 11,107,044 km (0.105 R)
• M44: 11,225,525 km (0.12 R)
• M45: 11,403,995 km (0.076 R)
• M46: 11,945,091 km (0.082 R)
• M47: 12,036,046 km (0.086 R)
• M48: 12,587,015 km (0.104 R)
• M49: 13,083,680 km (0.109 R)
• M50: 13,872,510 km (0.089 R)
• M51: 14,064,145 km (0.104 R)
• M52: 14,482,420 km (0.096 R)
• M53: 14,872,123 km (0.047 R)
• M54: 15,035,484 km (0.089 R)
• M55: 15,463,184 km (0.106 R)
• M56: 15,728,421 km (0.119 R)
• M57: 16,296,893 km (0.067 R)
• M58: 17,248,036 km (0.11 R)
• M59: 17,557,554 km (0.1 R)
• M60: 17,661,225 km (0.091 R)
• M61: 17,938,430 km (0.097 R)
• M62: 18,602,794 km (0.11 R)
• M63: 19,061,910 km (0.07 R)
• M64: 19,168,424 km (0.081 R)
• M65: 19,453,408 km (0.118 R)
• M66: 19,811,545 km (0.032 R)
• M67: 19,919,405 km (0.115 R)
• M68: 20,862,620 km (0.088 R)
• M69: 22,155,295 km (0.118 R)
• M70: 23,094,470 km (0.04 R)
• M71: 24,585,512 km (0.04 R)
• M72: 25,871,456 km (0.093 R)
• M73: 26,621,689 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.7

Radius: 4.4

Gravity: 10.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.55 AU - 7.29 AU

Year: 10343 Days

Day: 19.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 32,505,224 km

• M1: 59,989 km (0.119 R)
• M2: 114,293 km (0.038 R)
• M3: 214,972 km (0.091 R)
• M4: 249,230 km (0.108 R)
• M5: 295,157 km (0.085 R)
• M6: 324,179 km (0.042 R)
• M7: 385,364 km (0.083 R)
• M8: 1,035,068 km (0.097 R)
• M9: 1,454,540 km (0.114 R)
• M10: 1,809,536 km (0.09 R)
• M11: 1,865,037 km (0.098 R)
• M12: 1,902,287 km (0.063 R)
• M13: 2,054,128 km (0.076 R)
• M14: 2,721,036 km (0.114 R)
• M15: 3,357,724 km (0.11 R)
• M16: 3,704,342 km (0.115 R)
• M17: 3,917,968 km (0.1 R)
• M18: 4,159,868 km (0.063 R)
• M19: 4,356,888 km (0.081 R)
• M20: 4,506,636 km (0.116 R)
• M21: 4,914,290 km (0.108 R)
• M22: 5,360,241 km (0.118 R)
• M23: 5,467,054 km (0.105 R)
• M24: 5,547,687 km (0.107 R)
• M25: 5,628,620 km (0.109 R)
• M26: 6,011,740 km (0.041 R)
• M27: 6,234,342 km (0.046 R)
• M28: 6,374,964 km (0.095 R)
• M29: 6,659,200 km (0.118 R)
• M30: 6,889,580 km (0.116 R)
• M31: 7,536,442 km (0.026 R)
• M32: 7,716,258 km (0.109 R)
• M33: 7,836,984 km (0.048 R)
• M34: 7,958,158 km (0.099 R)
• M35: 9,045,585 km (0.063 R)
• M36: 9,461,317 km (0.103 R)
• M37: 9,948,707 km (0.083 R)
• M38: 10,211,850 km (0.081 R)
• M39: 10,244,911 km (0.054 R)
• M40: 10,311,183 km (0.093 R)
• M41: 10,477,386 km (0.073 R)
• M42: 10,544,107 km (0.116 R)
• M43: 11,287,608 km (0.103 R)
• M44: 11,321,866 km (0.113 R)
• M45: 11,493,305 km (0.114 R)
• M46: 11,631,085 km (0.105 R)
• M47: 12,117,727 km (0.097 R)
• M48: 12,646,555 km (0.094 R)
• M49: 12,682,010 km (0.07 R)
• M50: 13,580,794 km (0.103 R)
• M51: 13,909,311 km (0.116 R)
• M52: 14,093,017 km (0.051 R)
• M53: 14,388,622 km (0.078 R)
• M54: 15,935,016 km (0.045 R)
• M55: 16,708,287 km (0.088 R)
• M56: 17,731,836 km (0.077 R)
• M57: 17,851,215 km (0.117 R)
• M58: 18,210,998 km (0.045 R)
• M59: 18,411,908 km (0.086 R)
• M60: 18,653,957 km (0.115 R)
• M61: 19,263,718 km (0.108 R)
• M62: 19,386,538 km (0.114 R)
• M63: 19,797,483 km (0.112 R)
• M64: 19,921,350 km (0.081 R)
• M65: 20,211,420 km (0.118 R)
• M66: 20,502,837 km (0.103 R)
• M67: 20,879,524 km (0.053 R)
• M68: 21,216,269 km (0.098 R)
• M69: 21,343,128 km (0.112 R)
• M70: 21,554,959 km (0.117 R)
• M71: 21,895,294 km (0.102 R)
• M72: 22,194,490 km (0.104 R)
• M73: 23,274,437 km (0.096 R)
• M74: 23,317,970 km (0.086 R)
• M75: 23,974,405 km (0.105 R)
• M76: 24,150,631 km (0.083 R)
• M77: 24,282,876 km (0.12 R)
• M78: 25,574,803 km (0.063 R)
• M79: 25,980,213 km (0.108 R)
• M80: 26,070,571 km (0.032 R)
• M81: 26,251,584 km (0.12 R)
• M82: 27,669,173 km (0.087 R)
• M83: 27,900,152 km (0.101 R)
• M84: 28,596,830 km (0.11 R)
• M85: 29,064,473 km (0.096 R)
• M86: 29,393,289 km (0.083 R)
• M87: 30,530,083 km (0.115 R)
• M88: 30,816,563 km (0.035 R)
• M89: 30,912,306 km (0.1 R)
• M90: 31,681,239 km (0.081 R)
• M91: 31,729,559 km (0.087 R)
• M92: 32,019,629 km (0.118 R)
• M93: 32,505,224 km (0.049 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: 344 - 11,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit