🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.43 AU - 0.63 AU

Year: 249 Days

Day: 21.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.8

Radius: 10.9

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.73 AU - 0.97 AU

Year: 506 Days

Day: 8.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 21,400,175 km

• M1: 244,742 km (0.045 R)
• M2: 314,455 km (0.081 R)
• M3: 394,938 km (0.092 R)
• M4: 496,216 km (0.077 R)
• M5: 579,093 km (0.105 R)
• M6: 738,415 km (0.107 R)
• M7: 807,529 km (0.047 R)
• M8: 993,330 km (0.052 R)
• M9: 1,070,672 km (0.095 R)
• M10: 1,166,564 km (0.091 R)
• M11: 1,248,693 km (0.11 R)
• M12: 1,321,548 km (0.067 R)
• M13: 1,390,213 km (0.081 R)
• M14: 1,507,348 km (0.108 R)
• M15: 1,621,940 km (0.106 R)
• M16: 1,745,807 km (0.108 R)
• M17: 1,931,009 km (0.118 R)
• M18: 2,069,387 km (0.11 R)
• M19: 2,197,443 km (0.065 R)
• M20: 2,300,516 km (0.119 R)
• M21: 2,412,266 km (0.08 R)
• M22: 2,728,964 km (0.074 R)
• M23: 2,825,156 km (0.069 R)
• M24: 3,043,868 km (0.111 R)
• M25: 3,112,982 km (0.051 R)
• M26: 3,386,447 km (0.042 R)
• M27: 3,602,915 km (0.104 R)
• M28: 3,684,147 km (0.104 R)
• M29: 3,774,354 km (0.106 R)
• M30: 3,857,082 km (0.1 R)
• M31: 4,024,183 km (0.114 R)
• M32: 4,168,096 km (0.084 R)
• M33: 4,365,565 km (0.057 R)
• M34: 4,478,661 km (0.035 R)
• M35: 4,654,439 km (0.104 R)
• M36: 4,886,465 km (0.076 R)
• M37: 4,985,798 km (0.087 R)
• M38: 5,113,255 km (0.028 R)
• M39: 5,269,435 km (0.088 R)
• M40: 5,352,761 km (0.105 R)
• M41: 5,473,786 km (0.062 R)
• M42: 5,595,858 km (0.078 R)
• M43: 5,747,401 km (0.075 R)
• M44: 5,823,696 km (0.054 R)
• M45: 6,025,503 km (0.049 R)
• M46: 6,141,890 km (0.101 R)
• M47: 6,307,944 km (0.1 R)
• M48: 6,574,976 km (0.11 R)
• M49: 6,735,046 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.4

Radius: 9.9

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.32 AU - 1.44 AU

Year: 1047 Days

Day: 12.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 84.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 21,400,175 km

• M1: 123,418 km (0.039 R)
• M2: 229,932 km (0.076 R)
• M3: 335,249 km (0.095 R)
• M4: 471,682 km (0.108 R)
• M5: 678,127 km (0.119 R)
• M6: 798,703 km (0.062 R)
• M7: 883,375 km (0.067 R)
• M8: 1,062,294 km (0.036 R)
• M9: 1,197,531 km (0.119 R)
• M10: 1,281,605 km (0.105 R)
• M11: 1,367,773 km (0.055 R)
• M12: 1,478,326 km (0.085 R)
• M13: 1,685,070 km (0.054 R)
• M14: 1,804,150 km (0.08 R)
• M15: 1,934,151 km (0.076 R)
• M16: 2,238,433 km (0.102 R)
• M17: 2,485,868 km (0.109 R)
• M18: 2,612,876 km (0.107 R)
• M19: 2,854,627 km (0.102 R)
• M20: 2,968,620 km (0.109 R)
• M21: 3,055,237 km (0.109 R)
• M22: 3,430,130 km (0.064 R)
• M23: 3,500,740 km (0.112 R)
• M24: 3,674,572 km (0.116 R)
• M25: 3,809,360 km (0.037 R)
• M26: 3,914,079 km (0.07 R)
• M27: 4,137,428 km (0.114 R)
• M28: 4,299,443 km (0.098 R)
• M29: 4,496,762 km (0.116 R)
• M30: 4,674,634 km (0.115 R)
• M31: 4,923,116 km (0.066 R)
• M32: 5,152,749 km (0.028 R)
• M33: 5,245,649 km (0.025 R)
• M34: 5,409,459 km (0.052 R)
• M35: 5,598,850 km (0.066 R)
• M36: 5,706,261 km (0.094 R)
• M37: 5,826,538 km (0.11 R)
• M38: 6,020,716 km (0.119 R)
• M39: 6,291,189 km (0.077 R)
• M40: 6,415,355 km (0.101 R)
• M41: 6,603,400 km (0.099 R)
• M42: 6,691,662 km (0.083 R)
• M43: 6,767,658 km (0.114 R)
• M44: 7,178,155 km (0.111 R)
• M45: 7,334,185 km (0.079 R)
• M46: 7,676,016 km (0.046 R)
• M47: 7,782,231 km (0.066 R)
• M48: 8,009,769 km (0.094 R)
• M49: 8,293,706 km (0.053 R)
• M50: 8,361,773 km (0.034 R)
• M51: 8,746,688 km (0.094 R)
• M52: 8,843,777 km (0.039 R)
• M53: 8,997,115 km (0.065 R)
• M54: 9,109,164 km (0.091 R)
• M55: 9,505,299 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.6

Radius: 13.6

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.4 AU - 1.58 AU

Year: 1174 Days

Day: 12.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 21,400,175 km

• M1: 173,982 km (0.106 R)
• M2: 313,258 km (0.1 R)
• M3: 455,077 km (0.118 R)
• M4: 555,457 km (0.045 R)
• M5: 682,765 km (0.111 R)
• M6: 834,158 km (0.077 R)
• M7: 964,308 km (0.089 R)
• M8: 1,137,692 km (0.029 R)
• M9: 1,224,758 km (0.073 R)
• M10: 1,461,122 km (0.114 R)
• M11: 1,646,474 km (0.088 R)
• M12: 1,763,310 km (0.114 R)
• M13: 2,050,089 km (0.054 R)
• M14: 2,185,625 km (0.037 R)
• M15: 2,296,327 km (0.099 R)
• M16: 2,408,825 km (0.097 R)
• M17: 2,600,759 km (0.109 R)
• M18: 2,778,032 km (0.082 R)
• M19: 3,175,813 km (0.069 R)
• M20: 3,376,274 km (0.103 R)
• M21: 3,483,536 km (0.05 R)
• M22: 3,624,756 km (0.117 R)
• M23: 3,790,062 km (0.085 R)
• M24: 3,890,442 km (0.057 R)
• M25: 3,980,500 km (0.086 R)
• M26: 4,220,306 km (0.118 R)
• M27: 4,312,907 km (0.083 R)
• M28: 4,453,080 km (0.114 R)
• M29: 4,702,160 km (0.114 R)
• M30: 4,810,320 km (0.104 R)
• M31: 4,894,992 km (0.101 R)
• M32: 5,065,982 km (0.072 R)
• M33: 5,164,567 km (0.047 R)
• M34: 5,338,550 km (0.063 R)
• M35: 5,502,060 km (0.103 R)
• M36: 6,015,480 km (0.091 R)
• M37: 6,238,381 km (0.086 R)
• M38: 6,357,461 km (0.081 R)
• M39: 6,571,236 km (0.108 R)
• M40: 6,678,947 km (0.12 R)
• M41: 6,814,482 km (0.048 R)
• M42: 7,033,194 km (0.037 R)
• M43: 7,323,863 km (0.095 R)
• M44: 7,421,700 km (0.113 R)
• M45: 7,534,048 km (0.101 R)
• M46: 7,831,449 km (0.118 R)
• M47: 7,974,464 km (0.086 R)
• M48: 8,292,360 km (0.114 R)
• M49: 8,747,137 km (0.025 R)
• M50: 9,150,154 km (0.118 R)
• M51: 9,346,277 km (0.118 R)
• M52: 9,482,859 km (0.069 R)
• M53: 9,696,784 km (0.088 R)
• M54: 10,067,189 km (0.118 R)
• M55: 10,363,692 km (0.102 R)
• M56: 10,457,938 km (0.036 R)
• M57: 10,710,609 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.4

Radius: 14.7

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.18 AU - 1.8 AU

Year: 1174 Days

Day: 14.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 21,400,175 km

• M1: 186,549 km (0.109 R)
• M2: 308,172 km (0.081 R)
• M3: 408,701 km (0.098 R)
• M4: 589,864 km (0.034 R)
• M5: 695,630 km (0.105 R)
• M6: 834,307 km (0.115 R)
• M7: 943,663 km (0.112 R)
• M8: 1,185,862 km (0.12 R)
• M9: 1,296,415 km (0.11 R)
• M10: 1,433,896 km (0.12 R)
• M11: 1,544,448 km (0.048 R)
• M12: 1,817,165 km (0.079 R)
• M13: 1,929,065 km (0.047 R)
• M14: 2,061,159 km (0.119 R)
• M15: 2,214,796 km (0.071 R)
• M16: 2,514,591 km (0.117 R)
• M17: 2,630,529 km (0.086 R)
• M18: 2,778,032 km (0.071 R)
• M19: 2,948,724 km (0.097 R)
• M20: 3,071,244 km (0.116 R)
• M21: 3,226,976 km (0.056 R)
• M22: 3,321,821 km (0.082 R)
• M23: 3,460,348 km (0.086 R)
• M24: 3,699,256 km (0.118 R)
• M25: 3,843,169 km (0.113 R)
• M26: 3,943,849 km (0.059 R)
• M27: 4,239,753 km (0.09 R)
• M28: 4,343,873 km (0.095 R)
• M29: 4,602,229 km (0.115 R)
• M30: 4,889,906 km (0.111 R)
• M31: 4,999,262 km (0.072 R)
• M32: 5,596,756 km (0.077 R)
• M33: 5,762,510 km (0.109 R)
• M34: 5,955,940 km (0.071 R)
• M35: 6,190,809 km (0.045 R)
• M36: 6,349,233 km (0.104 R)
• M37: 6,791,594 km (0.058 R)
• M38: 6,954,955 km (0.119 R)
• M39: 7,050,996 km (0.087 R)
• M40: 7,244,127 km (0.12 R)
• M41: 7,537,339 km (0.074 R)
• M42: 7,877,076 km (0.086 R)
• M43: 8,063,325 km (0.107 R)
• M44: 8,498,655 km (0.06 R)
• M45: 9,362,134 km (0.085 R)
• M46: 9,544,195 km (0.078 R)
• M47: 9,696,934 km (0.101 R)
• M48: 10,300,412 km (0.087 R)
• M49: 10,394,210 km (0.037 R)
• M50: 10,520,021 km (0.09 R)
• M51: 10,661,990 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.2

Radius: 13.3

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.8 AU - 1.86 AU

Year: 1598 Days

Day: 5.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 151.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 21,400,175 km

• M1: 167,400 km (0.092 R)
• M2: 261,198 km (0.083 R)
• M3: 414,835 km (0.065 R)
• M4: 497,862 km (0.115 R)
• M5: 595,998 km (0.093 R)
• M6: 709,842 km (0.091 R)
• M7: 940,671 km (0.099 R)
• M8: 1,077,703 km (0.099 R)
• M9: 1,261,409 km (0.116 R)
• M10: 1,429,856 km (0.094 R)
• M11: 1,557,314 km (0.078 R)
• M12: 1,806,993 km (0.113 R)
• M13: 2,046,200 km (0.05 R)
• M14: 2,154,509 km (0.12 R)
• M15: 2,326,995 km (0.068 R)
• M16: 2,523,566 km (0.038 R)
• M17: 2,653,417 km (0.119 R)
• M18: 2,805,558 km (0.113 R)
• M19: 2,946,928 km (0.088 R)
• M20: 3,083,960 km (0.09 R)
• M21: 3,181,199 km (0.1 R)
• M22: 3,343,213 km (0.107 R)
• M23: 3,493,559 km (0.098 R)
• M24: 3,638,819 km (0.111 R)
• M25: 3,734,412 km (0.067 R)
• M26: 3,875,632 km (0.097 R)
• M27: 4,056,496 km (0.107 R)
• M28: 4,387,855 km (0.078 R)
• M29: 4,521,296 km (0.064 R)
• M30: 4,808,524 km (0.101 R)
• M31: 4,905,613 km (0.087 R)
• M32: 5,036,063 km (0.114 R)
• M33: 5,267,191 km (0.096 R)
• M34: 5,485,006 km (0.091 R)
• M35: 5,877,551 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.7

Radius: 10.1

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.93 AU - 4.55 AU

Year: 4670 Days

Day: 12.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 21,400,175 km

• M1: 140,173 km (0.076 R)
• M2: 435,928 km (0.102 R)
• M3: 797,506 km (0.097 R)
• M4: 904,918 km (0.073 R)
• M5: 1,226,254 km (0.077 R)
• M6: 1,400,386 km (0.077 R)
• M7: 1,879,996 km (0.107 R)
• M8: 2,026,154 km (0.055 R)
• M9: 2,157,201 km (0.042 R)
• M10: 2,467,467 km (0.114 R)
• M11: 2,587,594 km (0.104 R)
• M12: 2,833,683 km (0.079 R)
• M13: 3,639,866 km (0.059 R)
• M14: 3,869,499 km (0.104 R)
• M15: 4,080,282 km (0.076 R)
• M16: 4,294,805 km (0.055 R)
• M17: 4,513,218 km (0.034 R)
• M18: 4,960,815 km (0.064 R)
• M19: 5,164,418 km (0.12 R)
• M20: 5,685,467 km (0.086 R)
• M21: 6,443,031 km (0.107 R)
• M22: 6,805,506 km (0.094 R)
• M23: 7,405,244 km (0.088 R)
• M24: 7,550,504 km (0.061 R)
• M25: 7,667,489 km (0.059 R)
• M26: 7,932,726 km (0.083 R)
• M27: 8,502,844 km (0.096 R)
• M28: 8,900,475 km (0.094 R)
• M29: 9,492,583 km (0.095 R)
• M30: 9,587,279 km (0.11 R)
• M31: 9,650,559 km (0.105 R)
• M32: 9,937,039 km (0.104 R)
• M33: 10,226,361 km (0.068 R)
• M34: 10,583,900 km (0.066 R)
• M35: 10,945,478 km (0.1 R)
• M36: 11,011,600 km (0.119 R)
• M37: 11,444,985 km (0.095 R)
• M38: 11,512,155 km (0.114 R)
• M39: 12,328,510 km (0.099 R)
• M40: 12,778,501 km (0.105 R)
• M41: 13,234,026 km (0.065 R)
• M42: 13,873,407 km (0.095 R)
• M43: 14,160,785 km (0.102 R)
• M44: 14,595,516 km (0.108 R)
• M45: 14,741,524 km (0.076 R)
• M46: 15,330,042 km (0.114 R)
• M47: 15,701,793 km (0.119 R)
• M48: 16,491,968 km (0.068 R)
• M49: 16,949,439 km (0.092 R)
• M50: 17,026,182 km (0.106 R)
• M51: 17,488,440 km (0.112 R)
• M52: 17,565,932 km (0.092 R)
• M53: 18,032,976 km (0.073 R)
• M54: 18,900,045 km (0.115 R)
• M55: 19,418,701 km (0.119 R)
• M56: 19,700,095 km (0.088 R)
• M57: 20,185,390 km (0.063 R)
• M58: 20,348,003 km (0.107 R)
• M59: 20,511,065 km (0.111 R)
• M60: 20,715,565 km (0.076 R)
• M61: 21,044,082 km (0.106 R)
• M62: 21,126,510 km (0.098 R)
• M63: 21,208,939 km (0.09 R)
• M64: 21,747,940 km (0.073 R)
• M65: 21,956,479 km (0.11 R)
• M66: 22,459,577 km (0.071 R)
• M67: 22,628,174 km (0.089 R)
• M68: 23,520,076 km (0.115 R)
• M69: 24,034,843 km (0.077 R)
• M70: 24,293,647 km (0.104 R)
• M71: 24,380,115 km (0.029 R)
• M72: 24,770,415 km (0.106 R)
• M73: 24,857,481 km (0.11 R)
• M74: 26,797,915 km (0.095 R)
• M75: 28,558,084 km (0.111 R)
• M76: 28,878,074 km (0.103 R)
• M77: 29,383,116 km (0.055 R)
• M78: 30,355,502 km (0.097 R)
• M79: 30,541,901 km (0.09 R)
• M80: 30,775,424 km (0.065 R)
• M81: 30,869,072 km (0.106 R)
• M82: 31,573,977 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.9

Radius: 6.8

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.19 AU - 8.57 AU

Year: 11652 Days

Day: 20.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 21,400,175 km

• M1: 89,908 km (0.068 R)
• M2: 212,279 km (0.068 R)
• M3: 352,004 km (0.061 R)
• M4: 531,222 km (0.069 R)
• M5: 718,519 km (0.083 R)
• M6: 959,521 km (0.113 R)
• M7: 1,095,206 km (0.105 R)
• M8: 1,310,477 km (0.12 R)
• M9: 1,360,293 km (0.119 R)
• M10: 1,539,212 km (0.1 R)
• M11: 1,631,664 km (0.101 R)
• M12: 1,712,447 km (0.116 R)
• M13: 1,849,927 km (0.073 R)
• M14: 1,962,574 km (0.094 R)
• M15: 2,019,721 km (0.077 R)
• M16: 2,590,736 km (0.089 R)
• M17: 2,781,024 km (0.084 R)
• M18: 2,910,427 km (0.057 R)
• M19: 3,209,024 km (0.104 R)
• M20: 4,143,711 km (0.081 R)
• M21: 4,536,107 km (0.038 R)
• M22: 5,038,307 km (0.101 R)
• M23: 5,117,145 km (0.116 R)
• M24: 5,660,035 km (0.111 R)
• M25: 6,157,897 km (0.08 R)
• M26: 6,691,513 km (0.077 R)
• M27: 7,261,929 km (0.044 R)
• M28: 7,508,018 km (0.088 R)
• M29: 7,802,427 km (0.102 R)
• M30: 8,285,777 km (0.095 R)
• M31: 8,425,801 km (0.082 R)
• M32: 8,472,625 km (0.081 R)
• M33: 8,779,001 km (0.037 R)
• M34: 8,826,424 km (0.064 R)
• M35: 8,945,504 km (0.105 R)
• M36: 10,642,093 km (0.119 R)
• M37: 11,306,607 km (0.077 R)
• M38: 11,487,770 km (0.117 R)
• M39: 12,729,133 km (0.092 R)
• M40: 13,763,602 km (0.084 R)
• M41: 13,901,831 km (0.089 R)
• M42: 14,458,933 km (0.099 R)
• M43: 15,108,637 km (0.098 R)
• M44: 15,451,366 km (0.065 R)
• M45: 15,508,662 km (0.102 R)
• M46: 16,202,646 km (0.1 R)
• M47: 16,671,037 km (0.106 R)
• M48: 17,143,766 km (0.086 R)
• M49: 17,203,157 km (0.074 R)
• M50: 18,042,102 km (0.058 R)
• M51: 19,078,516 km (0.08 R)
• M52: 19,915,217 km (0.112 R)
• M53: 21,208,640 km (0.087 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 150 - 15,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit