🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.44 AU - 0.72 AU

Year: 285 Days

Day: 24.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356

Radius: 13.9

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.73 AU - 1.07 AU

Year: 551 Days

Day: 11.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 71,900,684 km

• M1: 191,784 km (0.086 R)
• M2: 279,598 km (0.077 R)
• M3: 370,255 km (0.096 R)
• M4: 483,949 km (0.112 R)
• M5: 575,653 km (0.108 R)
• M6: 704,606 km (0.072 R)
• M7: 804,837 km (0.116 R)
• M8: 957,277 km (0.089 R)
• M9: 1,079,498 km (0.114 R)
• M10: 1,170,454 km (0.109 R)
• M11: 1,283,400 km (0.077 R)
• M12: 1,440,029 km (0.115 R)
• M13: 1,531,134 km (0.066 R)
• M14: 1,634,806 km (0.083 R)
• M15: 1,757,027 km (0.119 R)
• M16: 1,983,069 km (0.105 R)
• M17: 2,148,824 km (0.049 R)
• M18: 2,236,488 km (0.077 R)
• M19: 2,403,439 km (0.062 R)
• M20: 2,494,544 km (0.094 R)
• M21: 2,655,512 km (0.119 R)
• M22: 2,743,625 km (0.069 R)
• M23: 2,864,949 km (0.103 R)
• M24: 2,974,903 km (0.108 R)
• M25: 3,179,404 km (0.082 R)
• M26: 3,443,294 km (0.033 R)
• M27: 3,532,903 km (0.08 R)
• M28: 3,799,337 km (0.116 R)
• M29: 3,927,991 km (0.114 R)
• M30: 4,021,789 km (0.116 R)
• M31: 4,116,335 km (0.081 R)
• M32: 5,047,731 km (0.104 R)
• M33: 5,157,985 km (0.094 R)
• M34: 5,284,844 km (0.109 R)
• M35: 5,533,625 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.7

Radius: 13.7

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.18 AU - 1.64 AU

Year: 1081 Days

Day: 7.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 71,900,684 km

• M1: 174,431 km (0.03 R)
• M2: 283,338 km (0.054 R)
• M3: 373,247 km (0.096 R)
• M4: 646,113 km (0.09 R)
• M5: 821,891 km (0.101 R)
• M6: 916,586 km (0.082 R)
• M7: 1,008,140 km (0.108 R)
• M8: 1,125,574 km (0.088 R)
• M9: 1,303,297 km (0.114 R)
• M10: 1,391,709 km (0.109 R)
• M11: 1,549,535 km (0.099 R)
• M12: 1,652,608 km (0.119 R)
• M13: 1,766,900 km (0.077 R)
• M14: 1,957,488 km (0.073 R)
• M15: 2,069,537 km (0.097 R)
• M16: 2,389,228 km (0.082 R)
• M17: 2,550,045 km (0.09 R)
• M18: 2,652,370 km (0.114 R)
• M19: 2,872,130 km (0.101 R)
• M20: 3,087,102 km (0.116 R)
• M21: 3,240,739 km (0.037 R)
• M22: 3,352,189 km (0.033 R)
• M23: 3,476,206 km (0.045 R)
• M24: 3,624,756 km (0.057 R)
• M25: 3,775,551 km (0.079 R)
• M26: 3,928,440 km (0.068 R)
• M27: 4,119,477 km (0.088 R)
• M28: 4,228,384 km (0.104 R)
• M29: 4,424,207 km (0.074 R)
• M30: 4,812,564 km (0.062 R)
• M31: 5,172,795 km (0.045 R)
• M32: 5,435,639 km (0.09 R)
• M33: 5,675,893 km (0.06 R)
• M34: 6,029,393 km (0.11 R)
• M35: 6,167,172 km (0.045 R)
• M36: 6,306,149 km (0.12 R)
• M37: 6,403,986 km (0.11 R)
• M38: 6,544,757 km (0.119 R)
• M39: 6,686,426 km (0.093 R)
• M40: 6,886,588 km (0.097 R)
• M41: 7,161,549 km (0.096 R)
• M42: 7,278,385 km (0.074 R)
• M43: 7,662,553 km (0.118 R)
• M44: 7,932,427 km (0.077 R)
• M45: 8,023,083 km (0.1 R)
• M46: 8,327,814 km (0.041 R)
• M47: 8,419,967 km (0.032 R)
• M48: 8,636,435 km (0.077 R)
• M49: 9,043,191 km (0.094 R)
• M50: 9,408,360 km (0.109 R)
• M51: 9,584,736 km (0.077 R)
• M52: 9,729,846 km (0.038 R)
• M53: 10,071,377 km (0.077 R)
• M54: 10,186,119 km (0.107 R)
• M55: 10,582,703 km (0.101 R)
• M56: 10,732,750 km (0.073 R)
• M57: 11,289,104 km (0.09 R)
• M58: 11,459,496 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.9

Radius: 13.1

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.74 AU - 6.46 AU

Year: 8557 Days

Day: 10.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 71,900,684 km

• M1: 648,058 km (0.109 R)
• M2: 738,415 km (0.109 R)
• M3: 861,983 km (0.115 R)
• M4: 1,038,808 km (0.1 R)
• M5: 1,261,110 km (0.046 R)
• M6: 1,361,490 km (0.065 R)
• M7: 1,499,719 km (0.057 R)
• M8: 1,661,135 km (0.116 R)
• M9: 1,771,987 km (0.086 R)
• M10: 2,200,734 km (0.071 R)
• M11: 2,323,405 km (0.093 R)
• M12: 2,575,776 km (0.093 R)
• M13: 2,971,313 km (0.112 R)
• M14: 3,061,969 km (0.117 R)
• M15: 3,315,986 km (0.105 R)
• M16: 3,529,014 km (0.091 R)
• M17: 3,649,290 km (0.095 R)
• M18: 3,771,063 km (0.111 R)
• M19: 4,452,033 km (0.08 R)
• M20: 4,661,320 km (0.085 R)
• M21: 4,767,086 km (0.116 R)
• M22: 5,642,832 km (0.092 R)
• M23: 5,869,472 km (0.092 R)
• M24: 6,041,660 km (0.065 R)
• M25: 6,302,857 km (0.068 R)
• M26: 6,390,821 km (0.073 R)
• M27: 6,776,484 km (0.105 R)
• M28: 7,078,522 km (0.06 R)
• M29: 7,633,231 km (0.11 R)
• M30: 8,010,966 km (0.107 R)
• M31: 8,106,260 km (0.064 R)
• M32: 8,426,998 km (0.11 R)
• M33: 9,180,522 km (0.049 R)
• M34: 9,280,304 km (0.111 R)
• M35: 10,230,101 km (0.103 R)
• M36: 10,437,743 km (0.097 R)
• M37: 10,751,749 km (0.055 R)
• M38: 11,210,715 km (0.107 R)
• M39: 11,317,528 km (0.072 R)
• M40: 11,496,447 km (0.096 R)
• M41: 11,712,316 km (0.09 R)
• M42: 11,929,533 km (0.083 R)
• M43: 12,075,091 km (0.108 R)
• M44: 12,626,210 km (0.114 R)
• M45: 12,849,111 km (0.056 R)
• M46: 13,185,706 km (0.083 R)
• M47: 13,449,447 km (0.108 R)
• M48: 14,328,783 km (0.077 R)
• M49: 14,600,004 km (0.1 R)
• M50: 15,463,782 km (0.117 R)
• M51: 15,622,655 km (0.102 R)
• M52: 17,281,845 km (0.118 R)
• M53: 19,251,900 km (0.09 R)
• M54: 20,764,633 km (0.106 R)
• M55: 20,896,130 km (0.109 R)
• M56: 21,071,907 km (0.102 R)
• M57: 21,159,871 km (0.086 R)
• M58: 21,292,115 km (0.067 R)
• M59: 22,901,040 km (0.042 R)
• M60: 23,537,280 km (0.066 R)
• M61: 23,857,569 km (0.118 R)
• M62: 23,995,349 km (0.116 R)
• M63: 24,410,034 km (0.069 R)
• M64: 24,687,837 km (0.116 R)
• M65: 27,043,555 km (0.102 R)
• M66: 27,235,040 km (0.067 R)
• M67: 27,764,168 km (0.114 R)
• M68: 28,393,825 km (0.112 R)
• M69: 29,126,257 km (0.099 R)
• M70: 30,013,372 km (0.068 R)
• M71: 30,162,072 km (0.027 R)
• M72: 31,965,774 km (0.095 R)
• M73: 32,269,757 km (0.117 R)
• M74: 32,880,565 km (0.119 R)
• M75: 33,136,377 km (0.068 R)
• M76: 33,649,647 km (0.114 R)
• M77: 33,752,571 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.3

Radius: 7.6

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.46 AU - 7.18 AU

Year: 11500 Days

Day: 22.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 71,900,684 km

• M1: 148,251 km (0.063 R)
• M2: 246,537 km (0.102 R)
• M3: 557,252 km (0.107 R)
• M4: 624,870 km (0.066 R)
• M5: 677,529 km (0.09 R)
• M6: 884,572 km (0.112 R)
• M7: 1,005,896 km (0.111 R)
• M8: 1,265,448 km (0.104 R)
• M9: 1,693,298 km (0.113 R)
• M10: 2,082,402 km (0.11 R)
• M11: 2,190,711 km (0.104 R)
• M12: 2,273,289 km (0.056 R)
• M13: 2,613,924 km (0.096 R)
• M14: 2,790,449 km (0.051 R)
• M15: 2,940,496 km (0.039 R)
• M16: 3,093,086 km (0.057 R)
• M17: 3,311,349 km (0.115 R)
• M18: 3,566,862 km (0.115 R)
• M19: 3,895,379 km (0.07 R)
• M20: 4,199,362 km (0.115 R)
• M21: 4,371,549 km (0.109 R)
• M22: 4,902,173 km (0.099 R)
• M23: 5,304,292 km (0.044 R)
• M24: 5,754,880 km (0.098 R)
• M25: 6,813,435 km (0.069 R)
• M26: 7,261,780 km (0.116 R)
• M27: 7,846,109 km (0.099 R)
• M28: 8,838,691 km (0.065 R)
• M29: 9,462,065 km (0.078 R)
• M30: 11,415,814 km (0.089 R)
• M31: 12,241,145 km (0.046 R)
• M32: 13,794,868 km (0.066 R)
• M33: 14,309,186 km (0.109 R)
• M34: 16,700,657 km (0.06 R)
• M35: 16,809,714 km (0.083 R)
• M36: 16,864,318 km (0.088 R)
• M37: 16,973,823 km (0.057 R)
• M38: 17,083,628 km (0.09 R)
• M39: 17,414,239 km (0.078 R)
• M40: 19,269,851 km (0.104 R)
• M41: 19,384,443 km (0.046 R)
• M42: 19,499,185 km (0.054 R)
• M43: 21,721,012 km (0.109 R)
• M44: 21,899,931 km (0.113 R)
• M45: 22,439,232 km (0.102 R)
• M46: 22,983,020 km (0.09 R)
• M47: 23,165,230 km (0.11 R)
• M48: 23,592,332 km (0.087 R)
• M49: 23,653,518 km (0.09 R)
• M50: 24,021,977 km (0.082 R)
• M51: 24,145,096 km (0.06 R)
• M52: 24,640,116 km (0.117 R)
• M53: 25,076,044 km (0.062 R)
• M54: 25,514,515 km (0.089 R)
• M55: 26,972,945 km (0.106 R)
• M56: 27,293,533 km (0.119 R)
• M57: 27,873,823 km (0.081 R)
• M58: 29,309,364 km (0.112 R)
• M59: 29,771,173 km (0.076 R)
• M60: 30,568,380 km (0.082 R)
• M61: 31,845,048 km (0.025 R)
• M62: 32,319,872 km (0.064 R)
• M63: 32,523,923 km (0.094 R)
• M64: 33,688,992 km (0.064 R)
• M65: 34,034,264 km (0.083 R)
• M66: 35,007,248 km (0.105 R)
• M67: 35,147,122 km (0.114 R)
• M68: 35,357,008 km (0.078 R)
• M69: 35,637,654 km (0.103 R)
• M70: 36,271,649 km (0.106 R)
• M71: 38,339,989 km (0.109 R)
• M72: 38,411,946 km (0.103 R)
• M73: 38,989,693 km (0.031 R)
• M74: 39,062,098 km (0.104 R)
• M75: 40,739,839 km (0.051 R)
• M76: 42,664,415 km (0.099 R)
• M77: 42,888,513 km (0.108 R)
• M78: 42,963,162 km (0.057 R)
• M79: 43,562,750 km (0.107 R)
• M80: 45,454,116 km (0.093 R)
• M81: 46,909,554 km (0.079 R)
• M82: 47,063,640 km (0.118 R)
• M83: 47,681,629 km (0.104 R)
• M84: 48,146,878 km (0.111 R)
• M85: 48,457,892 km (0.081 R)
• M86: 49,944,296 km (0.085 R)
• M87: 50,495,714 km (0.08 R)
• M88: 51,286,937 km (0.101 R)
• M89: 51,445,661 km (0.104 R)
• M90: 51,843,292 km (0.104 R)
• M91: 52,162,085 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 890.4

Radius: 6.9

Gravity: 18.7 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.65 AU - 10.43 AU

Year: 16114 Days

Day: 15.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 71,900,684 km

• M1: 111,151 km (0.103 R)
• M2: 404,363 km (0.115 R)
• M3: 516,262 km (0.1 R)
• M4: 987,047 km (0.074 R)
• M5: 2,155,556 km (0.037 R)
• M6: 3,183,742 km (0.078 R)
• M7: 3,259,588 km (0.1 R)
• M8: 3,374,479 km (0.096 R)
• M9: 3,847,657 km (0.088 R)
• M10: 4,010,121 km (0.047 R)
• M11: 4,510,675 km (0.091 R)
• M12: 5,298,158 km (0.074 R)
• M13: 5,433,544 km (0.059 R)
• M14: 5,615,904 km (0.081 R)
• M15: 6,080,405 km (0.109 R)
• M16: 7,546,913 km (0.115 R)
• M17: 8,424,155 km (0.078 R)
• M18: 8,901,522 km (0.06 R)
• M19: 9,170,649 km (0.114 R)
• M20: 9,551,824 km (0.084 R)
• M21: 9,606,577 km (0.115 R)
• M22: 10,161,136 km (0.099 R)
• M23: 10,555,476 km (0.12 R)
• M24: 10,840,311 km (0.106 R)
• M25: 11,650,981 km (0.105 R)
• M26: 12,721,803 km (0.111 R)
• M27: 13,453,037 km (0.112 R)
• M28: 13,576,156 km (0.091 R)
• M29: 13,885,824 km (0.103 R)
• M30: 14,010,439 km (0.115 R)
• M31: 14,135,204 km (0.119 R)
• M32: 14,828,739 km (0.099 R)
• M33: 15,404,392 km (0.087 R)
• M34: 15,533,196 km (0.102 R)
• M35: 17,442,364 km (0.107 R)
• M36: 18,253,633 km (0.113 R)
• M37: 18,801,460 km (0.095 R)
• M38: 18,939,240 km (0.057 R)
• M39: 19,354,524 km (0.119 R)
• M40: 19,703,087 km (0.089 R)
• M41: 19,842,961 km (0.1 R)
• M42: 20,903,161 km (0.075 R)
• M43: 22,857,358 km (0.087 R)
• M44: 23,373,620 km (0.099 R)
• M45: 23,968,122 km (0.094 R)
• M46: 24,718,355 km (0.094 R)
• M47: 26,550,032 km (0.11 R)
• M48: 26,704,566 km (0.086 R)
• M49: 27,170,264 km (0.069 R)
• M50: 27,560,416 km (0.089 R)
• M51: 27,638,655 km (0.069 R)
• M52: 28,030,901 km (0.085 R)
• M53: 29,059,536 km (0.063 R)
• M54: 29,378,479 km (0.113 R)
• M55: 29,538,399 km (0.105 R)
• M56: 30,584,985 km (0.119 R)
• M57: 30,665,918 km (0.106 R)
• M58: 30,990,695 km (0.025 R)
• M59: 32,301,023 km (0.116 R)
• M60: 32,383,451 km (0.048 R)
• M61: 35,825,698 km (0.081 R)
• M62: 37,373,288 km (0.115 R)
• M63: 37,546,672 km (0.12 R)
• M64: 38,155,236 km (0.099 R)
• M65: 38,329,667 km (0.03 R)
• M66: 40,089,237 km (0.115 R)
• M67: 41,068,206 km (0.114 R)
• M68: 41,426,044 km (0.115 R)
• M69: 42,596,498 km (0.095 R)
• M70: 42,958,824 km (0.107 R)
• M71: 43,049,480 km (0.099 R)
• M72: 43,595,363 km (0.099 R)
• M73: 44,326,597 km (0.068 R)
• M74: 44,877,566 km (0.063 R)
• M75: 45,154,023 km (0.066 R)
• M76: 45,523,380 km (0.027 R)
• M77: 45,801,183 km (0.048 R)
• M78: 49,367,297 km (0.083 R)
• M79: 50,703,506 km (0.068 R)
• M80: 51,665,121 km (0.098 R)
• M81: 57,060,966 km (0.073 R)
• M82: 59,572,116 km (0.106 R)
• M83: 59,875,949 km (0.079 R)
• M84: 60,281,659 km (0.04 R)
• M85: 60,892,168 km (0.073 R)
• M86: 63,974,931 km (0.118 R)
• M87: 64,285,945 km (0.12 R)
• M88: 64,805,498 km (0.1 R)
• M89: 65,118,008 km (0.101 R)
• M90: 66,582,422 km (0.097 R)
• M91: 67,846,374 km (0.083 R)
• M92: 68,163,522 km (0.089 R)
• M93: 68,269,437 km (0.097 R)
• M94: 70,718,953 km (0.085 R)
• M95: 71,147,999 km (0.106 R)
• M96: 71,900,626 km (0.111 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: 448 - 18,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit