🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.62 AU - 0.94 AU

Year: 250 Days

Day: 30.5 Hours

Environment

Temp: 125 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.89 AU - 1.31 AU

Year: 419 Days

Day: 23.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 90,746,577 km

• M1: 104,719 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.12 AU - 1.2 AU

Year: 454 Days

Day: 37.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.58 AU - 1.62 AU

Year: 736 Days

Day: 25.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.2

Radius: 10.7

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.89 AU - 8.13 AU

Year: 6037 Days

Day: 9 Hours

Environment

Temp: -144 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 90,746,577 km

• M1: 136,134 km (0.09 R)
• M2: 247,584 km (0.063 R)
• M3: 623,524 km (0.036 R)
• M4: 797,357 km (0.086 R)
• M5: 1,096,852 km (0.098 R)
• M6: 1,177,485 km (0.061 R)
• M7: 1,396,646 km (0.082 R)
• M8: 1,466,807 km (0.085 R)
• M9: 1,556,267 km (0.096 R)
• M10: 1,778,719 km (0.086 R)
• M11: 1,894,059 km (0.034 R)
• M12: 1,972,298 km (0.112 R)
• M13: 2,071,631 km (0.104 R)
• M14: 2,681,392 km (0.095 R)
• M15: 2,926,882 km (0.062 R)
• M16: 2,995,099 km (0.064 R)
• M17: 3,273,501 km (0.114 R)
• M18: 3,439,704 km (0.068 R)
• M19: 3,955,517 km (0.086 R)
• M20: 4,081,927 km (0.051 R)
• M21: 4,158,522 km (0.1 R)
• M22: 4,338,937 km (0.072 R)
• M23: 6,251,994 km (0.095 R)
• M24: 7,155,416 km (0.095 R)
• M25: 7,465,532 km (0.111 R)
• M26: 7,685,441 km (0.039 R)
• M27: 8,455,272 km (0.088 R)
• M28: 8,553,258 km (0.097 R)
• M29: 8,750,279 km (0.11 R)
• M30: 8,882,523 km (0.07 R)
• M31: 9,082,236 km (0.061 R)
• M32: 9,485,851 km (0.064 R)
• M33: 10,137,051 km (0.068 R)
• M34: 10,626,086 km (0.057 R)
• M35: 11,302,119 km (0.111 R)
• M36: 12,323,873 km (0.094 R)
• M37: 12,583,874 km (0.066 R)
• M38: 12,770,721 km (0.119 R)
• M39: 12,845,670 km (0.108 R)
• M40: 14,532,536 km (0.053 R)
• M41: 14,650,119 km (0.118 R)
• M42: 14,965,173 km (0.107 R)
• M43: 15,083,804 km (0.115 R)
• M44: 15,242,677 km (0.097 R)
• M45: 15,601,861 km (0.081 R)
• M46: 16,451,128 km (0.112 R)
• M47: 16,573,649 km (0.059 R)
• M48: 16,819,588 km (0.038 R)
• M49: 16,984,295 km (0.095 R)
• M50: 17,149,451 km (0.111 R)
• M51: 17,439,821 km (0.078 R)
• M52: 17,857,498 km (0.081 R)
• M53: 18,532,783 km (0.038 R)
• M54: 18,660,240 km (0.07 R)
• M55: 18,788,146 km (0.108 R)
• M56: 19,474,800 km (0.055 R)
• M57: 19,734,353 km (0.053 R)
• M58: 20,696,117 km (0.115 R)
• M59: 20,961,055 km (0.055 R)
• M60: 21,182,759 km (0.056 R)
• M61: 21,987,147 km (0.064 R)
• M62: 22,528,841 km (0.077 R)
• M63: 22,983,768 km (0.09 R)
• M64: 24,599,724 km (0.088 R)
• M65: 24,880,370 km (0.081 R)
• M66: 25,918,579 km (0.038 R)
• M67: 26,013,723 km (0.082 R)
• M68: 26,108,868 km (0.077 R)
• M69: 26,204,311 km (0.095 R)
• M70: 26,730,596 km (0.116 R)
• M71: 27,067,341 km (0.057 R)
• M72: 27,939,796 km (0.076 R)
• M73: 28,920,111 km (0.094 R)
• M74: 29,216,315 km (0.084 R)
• M75: 29,315,348 km (0.075 R)
• M76: 29,911,496 km (0.075 R)
• M77: 30,161,175 km (0.068 R)
• M78: 30,914,101 km (0.108 R)
• M79: 32,131,678 km (0.112 R)
• M80: 32,541,127 km (0.073 R)
• M81: 32,900,761 km (0.091 R)
• M82: 33,520,245 km (0.109 R)
• M83: 33,623,917 km (0.082 R)
• M84: 34,456,728 km (0.075 R)
• M85: 34,613,656 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.8

Radius: 11.8

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.96 AU - 7.26 AU

Year: 6176 Days

Day: 10 Hours

Environment

Temp: -156 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 90,746,577 km

• M1: 159,023 km (0.115 R)
• M2: 244,892 km (0.118 R)
• M3: 459,714 km (0.079 R)
• M4: 956,379 km (0.104 R)
• M5: 1,109,567 km (0.048 R)
• M6: 1,426,864 km (0.114 R)
• M7: 1,664,725 km (0.108 R)
• M8: 1,820,157 km (0.106 R)
• M9: 2,229,906 km (0.058 R)
• M10: 2,472,105 km (0.087 R)
• M11: 2,560,667 km (0.115 R)
• M12: 2,722,980 km (0.072 R)
• M13: 3,057,930 km (0.101 R)
• M14: 4,015,356 km (0.081 R)
• M15: 4,183,504 km (0.117 R)
• M16: 4,289,869 km (0.056 R)
• M17: 4,658,178 km (0.111 R)
• M18: 4,991,782 km (0.096 R)
• M19: 5,379,240 km (0.085 R)
• M20: 5,588,378 km (0.108 R)
• M21: 5,682,176 km (0.066 R)
• M22: 5,918,989 km (0.101 R)
• M23: 6,599,660 km (0.058 R)
• M24: 6,748,659 km (0.103 R)
• M25: 7,228,270 km (0.101 R)
• M26: 7,718,951 km (0.083 R)
• M27: 8,167,146 km (0.065 R)
• M28: 8,273,809 km (0.11 R)
• M29: 8,923,812 km (0.109 R)
• M30: 9,450,097 km (0.111 R)
• M31: 9,534,171 km (0.116 R)
• M32: 9,872,711 km (0.063 R)
• M33: 10,736,490 km (0.088 R)
• M34: 10,824,304 km (0.107 R)
• M35: 11,059,322 km (0.101 R)
• M36: 11,147,884 km (0.086 R)
• M37: 11,534,594 km (0.117 R)
• M38: 12,229,476 km (0.107 R)
• M39: 14,105,733 km (0.117 R)
• M40: 14,621,097 km (0.11 R)
• M41: 15,011,698 km (0.091 R)
• M42: 15,471,861 km (0.07 R)
• M43: 15,836,580 km (0.085 R)
• M44: 15,936,512 km (0.118 R)
• M45: 16,237,652 km (0.119 R)
• M46: 16,405,800 km (0.099 R)
• M47: 16,777,700 km (0.049 R)
• M48: 17,084,226 km (0.073 R)
• M49: 17,702,514 km (0.046 R)
• M50: 18,083,989 km (0.114 R)
• M51: 18,188,558 km (0.114 R)
• M52: 18,749,400 km (0.057 R)
• M53: 19,565,606 km (0.118 R)
• M54: 20,320,926 km (0.076 R)
• M55: 20,611,295 km (0.106 R)
• M56: 21,232,725 km (0.111 R)
• M57: 21,379,780 km (0.109 R)
• M58: 22,083,189 km (0.034 R)
• M59: 22,756,678 km (0.09 R)
• M60: 23,058,118 km (0.068 R)
• M61: 23,322,906 km (0.108 R)
• M62: 23,626,889 km (0.058 R)
• M63: 23,703,035 km (0.079 R)
• M64: 24,046,960 km (0.104 R)
• M65: 24,662,406 km (0.084 R)
• M66: 25,673,538 km (0.065 R)
• M67: 25,791,122 km (0.079 R)
• M68: 26,144,771 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.1

Radius: 9.4

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.05 AU - 9.45 AU

Year: 9407 Days

Day: 7.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 90,746,577 km

• M1: 123,568 km (0.108 R)
• M2: 307,124 km (0.112 R)
• M3: 654,790 km (0.098 R)
• M4: 950,545 km (0.065 R)
• M5: 1,176,438 km (0.031 R)
• M6: 1,305,391 km (0.118 R)
• M7: 1,400,386 km (0.033 R)
• M8: 1,638,246 km (0.109 R)
• M9: 1,720,525 km (0.093 R)
• M10: 2,152,564 km (0.119 R)
• M11: 2,617,813 km (0.105 R)
• M12: 3,062,867 km (0.055 R)
• M13: 3,399,163 km (0.077 R)
• M14: 3,612,041 km (0.027 R)
• M15: 3,829,257 km (0.072 R)
• M16: 4,163,309 km (0.114 R)
• M17: 4,623,173 km (0.115 R)
• M18: 5,653,902 km (0.104 R)
• M19: 5,970,301 km (0.111 R)
• M20: 6,324,998 km (0.106 R)
• M21: 6,653,365 km (0.07 R)
• M22: 6,819,718 km (0.105 R)
• M23: 6,987,417 km (0.07 R)
• M24: 7,156,463 km (0.088 R)
• M25: 7,602,414 km (0.055 R)
• M26: 7,846,259 km (0.092 R)
• M27: 7,986,881 km (0.064 R)
• M28: 8,957,173 km (0.104 R)
• M29: 10,078,558 km (0.091 R)
• M30: 10,308,191 km (0.05 R)
• M31: 10,772,543 km (0.08 R)
• M32: 11,046,606 km (0.085 R)
• M33: 11,125,294 km (0.054 R)
• M34: 11,521,729 km (0.072 R)
• M35: 11,963,192 km (0.074 R)
• M36: 12,125,207 km (0.088 R)
• M37: 12,287,820 km (0.104 R)
• M38: 13,070,216 km (0.093 R)
• M39: 13,195,280 km (0.094 R)
• M40: 13,699,275 km (0.118 R)
• M41: 13,868,770 km (0.118 R)
• M42: 14,166,918 km (0.12 R)
• M43: 14,252,488 km (0.111 R)
• M44: 14,338,208 km (0.098 R)
• M45: 14,943,331 km (0.086 R)
• M46: 15,205,277 km (0.105 R)
• M47: 15,866,649 km (0.118 R)
• M48: 16,268,020 km (0.087 R)
• M49: 16,763,040 km (0.113 R)
• M50: 17,583,883 km (0.038 R)
• M51: 17,721,962 km (0.097 R)
• M52: 18,511,241 km (0.109 R)
• M53: 18,980,828 km (0.076 R)
• M54: 19,454,455 km (0.112 R)
• M55: 19,644,893 km (0.096 R)
• M56: 20,075,885 km (0.11 R)
• M57: 20,220,247 km (0.112 R)
• M58: 20,703,747 km (0.118 R)
• M59: 21,880,035 km (0.096 R)
• M60: 22,028,586 km (0.083 R)
• M61: 22,776,425 km (0.094 R)
• M62: 22,926,921 km (0.092 R)
• M63: 23,077,865 km (0.08 R)
• M64: 23,583,207 km (0.097 R)
• M65: 23,684,634 km (0.096 R)
• M66: 23,837,224 km (0.084 R)
• M67: 24,759,345 km (0.028 R)
• M68: 26,480,020 km (0.091 R)
• M69: 26,691,252 km (0.114 R)
• M70: 26,849,975 km (0.098 R)
• M71: 27,541,566 km (0.095 R)
• M72: 30,421,325 km (0.113 R)
• M73: 31,030,787 km (0.113 R)
• M74: 31,812,436 km (0.111 R)
• M75: 32,036,982 km (0.112 R)
• M76: 32,205,729 km (0.053 R)
• M77: 32,883,706 km (0.103 R)
• M78: 33,338,334 km (0.11 R)
• M79: 35,177,191 km (0.107 R)
• M80: 37,166,993 km (0.118 R)
• M81: 37,759,251 km (0.055 R)
• M82: 37,878,031 km (0.054 R)
• M83: 39,253,284 km (0.119 R)
• M84: 39,433,849 km (0.067 R)
• M85: 39,795,876 km (0.11 R)
• M86: 40,037,776 km (0.086 R)
• M87: 40,340,861 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.7

Radius: 4.2

Gravity: 51.06 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 12.46 AU - 19.04 AU

Year: 22717 Days

Day: 24.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 90,746,577 km

• M1: 129,701 km (0.111 R)
• M2: 477,217 km (0.117 R)
• M3: 620,831 km (0.092 R)
• M4: 946,955 km (0.081 R)
• M5: 1,006,046 km (0.026 R)
• M6: 1,385,127 km (0.039 R)
• M7: 1,625,082 km (0.088 R)
• M8: 4,500,951 km (0.103 R)
• M9: 4,956,626 km (0.053 R)
• M10: 6,020,716 km (0.113 R)
• M11: 6,805,955 km (0.081 R)
• M12: 7,036,186 km (0.108 R)
• M13: 9,925,968 km (0.034 R)
• M14: 9,991,043 km (0.111 R)
• M15: 11,457,103 km (0.087 R)
• M16: 11,525,319 km (0.119 R)
• M17: 14,806,000 km (0.111 R)
• M18: 15,253,896 km (0.106 R)
• M19: 15,630,434 km (0.081 R)
• M20: 16,010,114 km (0.109 R)
• M21: 16,239,298 km (0.101 R)
• M22: 16,778,448 km (0.05 R)
• M23: 17,716,277 km (0.117 R)
• M24: 17,795,116 km (0.119 R)
• M25: 18,670,861 km (0.075 R)
• M26: 18,992,796 km (0.083 R)
• M27: 19,235,444 km (0.1 R)
• M28: 19,479,139 km (0.079 R)
• M29: 21,046,027 km (0.085 R)
• M30: 21,802,394 km (0.08 R)
• M31: 22,738,577 km (0.078 R)
• M32: 23,168,521 km (0.049 R)
• M33: 23,427,775 km (0.064 R)
• M34: 25,447,047 km (0.06 R)
• M35: 26,072,665 km (0.075 R)
• M36: 26,522,506 km (0.114 R)
• M37: 28,347,749 km (0.105 R)
• M38: 29,649,251 km (0.088 R)
• M39: 30,780,211 km (0.091 R)
• M40: 31,637,706 km (0.118 R)
• M41: 31,829,341 km (0.057 R)
• M42: 32,599,770 km (0.091 R)
• M43: 32,696,410 km (0.105 R)
• M44: 32,987,228 km (0.041 R)
• M45: 33,864,470 km (0.102 R)
• M46: 34,060,593 km (0.11 R)
• M47: 34,947,259 km (0.072 R)
• M48: 35,343,843 km (0.062 R)
• M49: 36,141,350 km (0.118 R)
• M50: 36,743,331 km (0.093 R)
• M51: 37,348,754 km (0.082 R)
• M52: 38,160,921 km (0.115 R)
• M53: 38,569,323 km (0.104 R)
• M54: 41,258,345 km (0.03 R)
• M55: 43,367,675 km (0.105 R)
• M56: 43,474,039 km (0.079 R)
• M57: 44,757,289 km (0.057 R)
• M58: 47,909,765 km (0.11 R)
• M59: 48,129,824 km (0.082 R)
• M60: 49,013,199 km (0.041 R)
• M61: 49,457,056 km (0.058 R)
• M62: 51,020,653 km (0.057 R)
• M63: 52,600,407 km (0.106 R)
• M64: 54,999,956 km (0.078 R)
• M65: 55,461,017 km (0.106 R)
• M66: 57,201,588 km (0.075 R)
• M67: 58,137,173 km (0.041 R)
• M68: 60,735,988 km (0.041 R)
• M69: 61,690,422 km (0.035 R)
• M70: 62,769,920 km (0.095 R)
• M71: 63,010,773 km (0.111 R)
• M72: 63,131,199 km (0.1 R)
• M73: 65,801,371 km (0.072 R)
• M74: 65,923,742 km (0.084 R)
• M75: 68,756,229 km (0.108 R)
• M76: 69,377,209 km (0.039 R)
• M77: 69,626,140 km (0.066 R)
• M78: 70,624,706 km (0.089 R)
• M79: 70,875,133 km (0.092 R)
• M80: 74,411,776 km (0.119 R)
• M81: 74,793,999 km (0.076 R)
• M82: 75,176,969 km (0.107 R)
• M83: 75,560,538 km (0.118 R)
• M84: 75,688,594 km (0.111 R)
• M85: 75,816,650 km (0.115 R)
• M86: 77,230,499 km (0.112 R)
• M87: 77,875,864 km (0.117 R)
• M88: 78,005,267 km (0.109 R)
• M89: 78,264,071 km (0.086 R)
• M90: 79,692,730 km (0.088 R)
• M91: 81,392,312 km (0.092 R)
• M92: 82,049,196 km (0.103 R)
• M93: 84,295,558 km (0.1 R)
• M94: 89,389,515 km (0.063 R)
• M95: 89,795,972 km (0.068 R)
• M96: 89,931,508 km (0.107 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 12,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit