🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.58 AU - 0.64 AU

Year: 303 Days

Day: 32.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,989,074 km

• M1: 162,314 km (0.084 R)
• M2: 353,201 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.7

Radius: 10.8

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.68 AU - 0.94 AU

Year: 464 Days

Day: 11 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 38,989,074 km

• M1: 138,079 km (0.11 R)
• M2: 252,820 km (0.115 R)
• M3: 337,044 km (0.112 R)
• M4: 498,460 km (0.081 R)
• M5: 611,556 km (0.093 R)
• M6: 773,421 km (0.113 R)
• M7: 946,057 km (0.116 R)
• M8: 1,019,809 km (0.074 R)
• M9: 1,150,258 km (0.118 R)
• M10: 1,238,970 km (0.114 R)
• M11: 1,325,288 km (0.062 R)
• M12: 1,433,746 km (0.106 R)
• M13: 1,514,529 km (0.097 R)
• M14: 1,638,695 km (0.106 R)
• M15: 1,718,132 km (0.111 R)
• M16: 1,793,379 km (0.081 R)
• M17: 1,908,570 km (0.09 R)
• M18: 1,981,125 km (0.106 R)
• M19: 2,088,835 km (0.046 R)
• M20: 2,227,961 km (0.068 R)
• M21: 2,310,539 km (0.093 R)
• M22: 2,478,687 km (0.096 R)
• M23: 2,564,407 km (0.116 R)
• M24: 2,651,173 km (0.076 R)
• M25: 2,891,577 km (0.092 R)
• M26: 2,988,517 km (0.095 R)
• M27: 3,106,250 km (0.089 R)
• M28: 3,212,165 km (0.091 R)
• M29: 3,421,004 km (0.112 R)
• M30: 3,578,830 km (0.085 R)
• M31: 3,690,131 km (0.068 R)
• M32: 3,760,142 km (0.103 R)
• M33: 4,146,703 km (0.098 R)
• M34: 4,249,028 km (0.091 R)
• M35: 4,359,581 km (0.072 R)
• M36: 4,441,262 km (0.064 R)
• M37: 4,704,703 km (0.033 R)
• M38: 4,934,635 km (0.108 R)
• M39: 5,160,379 km (0.088 R)
• M40: 5,231,138 km (0.092 R)
• M41: 5,310,276 km (0.086 R)
• M42: 5,469,448 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.2

Radius: 13.9

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.7 AU - 1.16 AU

Year: 570 Days

Day: 13.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 38,989,074 km

• M1: 175,329 km (0.113 R)
• M2: 275,709 km (0.097 R)
• M3: 367,562 km (0.078 R)
• M4: 463,753 km (0.119 R)
• M5: 577,897 km (0.039 R)
• M6: 707,149 km (0.117 R)
• M7: 799,750 km (0.107 R)
• M8: 929,452 km (0.103 R)
• M9: 1,044,343 km (0.118 R)
• M10: 1,152,502 km (0.058 R)
• M11: 1,248,544 km (0.034 R)
• M12: 1,457,981 km (0.1 R)
• M13: 1,585,139 km (0.082 R)
• M14: 1,675,047 km (0.106 R)
• M15: 1,766,751 km (0.071 R)
• M16: 1,860,399 km (0.089 R)
• M17: 1,994,289 km (0.111 R)
• M18: 2,091,977 km (0.026 R)
• M19: 2,364,245 km (0.06 R)
• M20: 2,489,159 km (0.113 R)
• M21: 2,637,560 km (0.061 R)
• M22: 2,805,558 km (0.074 R)
• M23: 2,954,857 km (0.087 R)
• M24: 3,169,380 km (0.106 R)
• M25: 3,342,615 km (0.099 R)
• M26: 3,454,065 km (0.07 R)
• M27: 3,566,563 km (0.093 R)
• M28: 3,668,439 km (0.082 R)
• M29: 3,819,982 km (0.077 R)
• M30: 3,948,935 km (0.114 R)
• M31: 4,054,551 km (0.054 R)
• M32: 4,211,330 km (0.108 R)
• M33: 4,408,799 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.7

Radius: 8.7

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.5 AU - 2.24 AU

Year: 1626 Days

Day: 13.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,989,074 km

• M1: 172,636 km (0.056 R)
• M2: 233,522 km (0.111 R)
• M3: 386,262 km (0.061 R)
• M4: 553,213 km (0.101 R)
• M5: 798,254 km (0.079 R)
• M6: 973,433 km (0.104 R)
• M7: 1,253,780 km (0.064 R)
• M8: 1,559,109 km (0.107 R)
• M9: 1,983,668 km (0.051 R)
• M10: 2,074,174 km (0.099 R)
• M11: 2,158,996 km (0.081 R)
• M12: 2,480,183 km (0.115 R)
• M13: 2,540,172 km (0.117 R)
• M14: 2,793,142 km (0.071 R)
• M15: 2,982,234 km (0.059 R)
• M16: 3,038,183 km (0.034 R)
• M17: 3,373,133 km (0.062 R)
• M18: 3,780,338 km (0.085 R)
• M19: 3,919,464 km (0.071 R)
• M20: 4,131,594 km (0.068 R)
• M21: 4,520,848 km (0.091 R)
• M22: 4,752,724 km (0.066 R)
• M23: 4,931,494 km (0.031 R)
• M24: 5,064,636 km (0.065 R)
• M25: 5,208,699 km (0.051 R)
• M26: 5,619,195 km (0.085 R)
• M27: 5,808,437 km (0.101 R)
• M28: 5,868,575 km (0.053 R)
• M29: 6,121,545 km (0.105 R)
• M30: 6,367,783 km (0.048 R)
• M31: 7,018,982 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.7

Radius: 8.8

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.15 AU - 2.81 AU

Year: 2483 Days

Day: 9.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 38,989,074 km

• M1: 111,301 km (0.092 R)
• M2: 222,901 km (0.114 R)
• M3: 322,383 km (0.08 R)
• M4: 404,513 km (0.102 R)
• M5: 506,239 km (0.104 R)
• M6: 611,406 km (0.085 R)
• M7: 790,774 km (0.107 R)
• M8: 879,935 km (0.088 R)
• M9: 965,505 km (0.119 R)
• M10: 1,114,654 km (0.091 R)
• M11: 1,263,504 km (0.083 R)
• M12: 1,410,858 km (0.085 R)
• M13: 1,512,135 km (0.112 R)
• M14: 1,589,926 km (0.068 R)
• M15: 1,686,716 km (0.119 R)
• M16: 1,758,373 km (0.105 R)
• M17: 1,904,830 km (0.085 R)
• M18: 1,989,053 km (0.082 R)
• M19: 2,171,114 km (0.101 R)
• M20: 2,249,354 km (0.096 R)
• M21: 2,338,664 km (0.09 R)
• M22: 2,500,229 km (0.09 R)
• M23: 2,613,475 km (0.041 R)
• M24: 2,686,479 km (0.111 R)
• M25: 2,781,324 km (0.079 R)
• M26: 3,249,864 km (0.087 R)
• M27: 3,351,142 km (0.105 R)
• M28: 3,579,877 km (0.065 R)
• M29: 3,637,921 km (0.085 R)
• M30: 3,696,264 km (0.081 R)
• M31: 3,778,393 km (0.117 R)
• M32: 3,908,843 km (0.097 R)
• M33: 4,028,671 km (0.076 R)
• M34: 4,125,460 km (0.071 R)
• M35: 4,309,017 km (0.038 R)
• M36: 4,408,051 km (0.118 R)
• M37: 4,520,249 km (0.078 R)
• M38: 4,608,362 km (0.114 R)
• M39: 4,811,666 km (0.096 R)
• M40: 5,200,770 km (0.101 R)
• M41: 5,359,344 km (0.119 R)
• M42: 5,506,099 km (0.083 R)
• M43: 5,627,274 km (0.089 R)
• M44: 5,831,026 km (0.082 R)
• M45: 5,913,155 km (0.088 R)
• M46: 5,968,207 km (0.078 R)
• M47: 6,078,760 km (0.028 R)
• M48: 6,343,997 km (0.119 R)
• M49: 6,442,731 km (0.1 R)
• M50: 6,698,843 km (0.119 R)
• M51: 6,885,990 km (0.078 R)
• M52: 7,060,272 km (0.079 R)
• M53: 7,339,122 km (0.081 R)
• M54: 7,427,983 km (0.115 R)
• M55: 7,487,373 km (0.116 R)
• M56: 7,998,849 km (0.114 R)
• M57: 8,197,365 km (0.065 R)
• M58: 8,413,085 km (0.081 R)
• M59: 8,755,814 km (0.118 R)
• M60: 8,865,768 km (0.045 R)
• M61: 9,071,316 km (0.11 R)
• M62: 9,246,495 km (0.113 R)
• M63: 9,374,551 km (0.084 R)
• M64: 9,876,451 km (0.107 R)
• M65: 10,122,540 km (0.058 R)
• M66: 10,221,424 km (0.085 R)
• M67: 10,704,326 km (0.069 R)
• M68: 11,143,695 km (0.109 R)

Asteroid Belt

Center: 3.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.9

Radius: 12.3

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.86 AU - 4.7 AU

Year: 4673 Days

Day: 11.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 38,989,074 km

• M1: 171,290 km (0.102 R)
• M2: 247,884 km (0.068 R)
• M3: 515,664 km (0.111 R)
• M4: 779,405 km (0.08 R)
• M5: 912,248 km (0.091 R)
• M6: 1,086,978 km (0.1 R)
• M7: 1,273,527 km (0.086 R)
• M8: 1,420,731 km (0.077 R)
• M9: 1,599,800 km (0.117 R)
• M10: 1,882,839 km (0.097 R)
• M11: 2,052,034 km (0.111 R)
• M12: 2,196,994 km (0.113 R)
• M13: 2,528,054 km (0.107 R)
• M14: 3,476,505 km (0.073 R)
• M15: 3,615,481 km (0.116 R)
• M16: 3,720,948 km (0.094 R)
• M17: 3,809,510 km (0.094 R)
• M18: 4,007,278 km (0.115 R)
• M19: 4,208,338 km (0.106 R)
• M20: 4,469,087 km (0.065 R)
• M21: 4,696,924 km (0.092 R)
• M22: 4,986,995 km (0.055 R)
• M23: 5,085,131 km (0.078 R)
• M24: 5,263,302 km (0.064 R)
• M25: 5,403,176 km (0.091 R)
• M26: 5,707,458 km (0.101 R)
• M27: 5,913,454 km (0.117 R)
• M28: 5,996,481 km (0.113 R)
• M29: 6,354,020 km (0.113 R)
• M30: 6,783,515 km (0.087 R)
• M31: 7,001,928 km (0.118 R)
• M32: 7,311,446 km (0.055 R)
• M33: 8,013,060 km (0.116 R)
• M34: 8,151,438 km (0.091 R)
• M35: 8,337,089 km (0.057 R)
• M36: 8,477,263 km (0.033 R)
• M37: 8,712,580 km (0.072 R)
• M38: 8,878,634 km (0.079 R)
• M39: 9,021,799 km (0.081 R)
• M40: 9,358,843 km (0.068 R)
• M41: 9,700,076 km (0.034 R)
• M42: 9,847,579 km (0.071 R)
• M43: 10,470,205 km (0.063 R)
• M44: 10,596,316 km (0.119 R)
• M45: 10,697,594 km (0.111 R)
• M46: 10,875,466 km (0.096 R)
• M47: 11,182,890 km (0.113 R)
• M48: 11,571,096 km (0.05 R)
• M49: 11,701,396 km (0.086 R)
• M50: 11,806,114 km (0.119 R)
• M51: 11,911,132 km (0.101 R)
• M52: 12,148,394 km (0.107 R)
• M53: 12,816,050 km (0.062 R)
• M54: 12,977,914 km (0.096 R)
• M55: 13,331,265 km (0.073 R)
• M56: 13,992,038 km (0.092 R)
• M57: 14,158,840 km (0.065 R)
• M58: 14,974,597 km (0.12 R)
• M59: 15,747,869 km (0.116 R)
• M60: 16,241,392 km (0.059 R)
• M61: 17,124,618 km (0.073 R)
• M62: 17,213,778 km (0.082 R)
• M63: 17,392,697 km (0.075 R)
• M64: 17,662,123 km (0.118 R)
• M65: 17,933,045 km (0.119 R)
• M66: 18,114,357 km (0.117 R)
• M67: 18,661,886 km (0.097 R)
• M68: 19,184,132 km (0.057 R)
• M69: 19,493,650 km (0.063 R)
• M70: 19,680,049 km (0.113 R)
• M71: 19,804,664 km (0.112 R)
• M72: 20,305,966 km (0.051 R)
• M73: 20,400,362 km (0.113 R)
• M74: 20,652,884 km (0.104 R)
• M75: 20,938,316 km (0.101 R)
• M76: 21,384,866 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.5

Radius: 13.2

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.6 AU - 5.44 AU

Year: 6110 Days

Day: 5.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 62.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 38,989,074 km

• M1: 191,934 km (0.097 R)
• M2: 299,645 km (0.08 R)
• M3: 396,883 km (0.06 R)
• M4: 559,795 km (0.077 R)
• M5: 678,726 km (0.112 R)
• M6: 1,126,322 km (0.091 R)
• M7: 1,229,994 km (0.102 R)
• M8: 1,678,339 km (0.072 R)
• M9: 2,352,427 km (0.092 R)
• M10: 3,079,771 km (0.11 R)
• M11: 3,178,656 km (0.078 R)
• M12: 3,278,587 km (0.07 R)
• M13: 3,662,904 km (0.099 R)
• M14: 4,115,886 km (0.095 R)
• M15: 4,418,822 km (0.046 R)
• M16: 4,700,515 km (0.111 R)
• M17: 4,843,680 km (0.115 R)
• M18: 5,134,199 km (0.082 R)
• M19: 5,370,863 km (0.07 R)
• M20: 5,580,898 km (0.035 R)
• M21: 5,671,704 km (0.049 R)
• M22: 5,885,779 km (0.088 R)
• M23: 5,978,230 km (0.118 R)
• M24: 6,164,779 km (0.07 R)
• M25: 7,060,870 km (0.073 R)
• M26: 7,225,128 km (0.091 R)
• M27: 7,357,522 km (0.085 R)
• M28: 7,524,175 km (0.093 R)
• M29: 7,624,854 km (0.075 R)
• M30: 7,929,286 km (0.071 R)
• M31: 8,203,349 km (0.097 R)
• M32: 8,620,278 km (0.093 R)
• M33: 8,725,595 km (0.095 R)
• M34: 9,151,351 km (0.025 R)
• M35: 9,366,771 km (0.092 R)
• M36: 9,656,543 km (0.104 R)
• M37: 10,356,810 km (0.067 R)
• M38: 11,073,384 km (0.113 R)
• M39: 12,080,028 km (0.088 R)
• M40: 12,514,759 km (0.06 R)
• M41: 12,714,173 km (0.047 R)
• M42: 13,318,399 km (0.099 R)
• M43: 14,764,711 km (0.101 R)
• M44: 14,848,785 km (0.081 R)
• M45: 15,187,026 km (0.058 R)
• M46: 15,871,137 km (0.099 R)
• M47: 16,565,271 km (0.117 R)
• M48: 16,916,078 km (0.078 R)
• M49: 17,004,192 km (0.11 R)
• M50: 17,136,586 km (0.12 R)
• M51: 17,358,140 km (0.078 R)
• M52: 17,580,443 km (0.109 R)
• M53: 18,343,841 km (0.099 R)
• M54: 19,439,944 km (0.088 R)
• M55: 19,810,049 km (0.109 R)
• M56: 19,902,950 km (0.072 R)
• M57: 20,369,545 km (0.093 R)
• M58: 20,557,141 km (0.102 R)
• M59: 20,698,361 km (0.09 R)
• M60: 21,028,823 km (0.105 R)
• M61: 22,127,320 km (0.096 R)
• M62: 22,951,156 km (0.033 R)
• M63: 23,440,490 km (0.086 R)
• M64: 23,883,898 km (0.071 R)
• M65: 24,828,908 km (0.075 R)
• M66: 25,180,164 km (0.049 R)
• M67: 25,482,651 km (0.113 R)
• M68: 25,938,476 km (0.091 R)
• M69: 27,219,033 km (0.082 R)
• M70: 28,729,972 km (0.114 R)
• M71: 29,046,072 km (0.106 R)
• M72: 29,363,220 km (0.101 R)
• M73: 29,734,671 km (0.117 R)
• M74: 30,804,745 km (0.099 R)
• M75: 31,074,320 km (0.051 R)
• M76: 31,724,173 km (0.043 R)
• M77: 33,147,896 km (0.101 R)
• M78: 33,258,150 km (0.104 R)
• M79: 33,479,405 km (0.112 R)
• M80: 34,816,361 km (0.119 R)
• M81: 36,568,900 km (0.033 R)
• M82: 36,911,479 km (0.033 R)
• M83: 37,197,810 km (0.08 R)
• M84: 37,427,293 km (0.095 R)
• M85: 38,060,989 km (0.07 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 12,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit