🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.49 AU - 0.63 AU

Year: 193 Days

Day: 43.2 Hours

Environment

Temp: -3 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,596,052 km

• M1: 512,522 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.86 AU - 0.92 AU

Year: 386 Days

Day: 13.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,596,052 km

• M1: 465,249 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.97 AU - 1.59 AU

Year: 666 Days

Day: 22.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.57 AU - 1.89 AU

Year: 1047 Days

Day: 32.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,596,052 km

• M1: 325,525 km (0.069 R)

Asteroid Belt

Center: 3.24 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.4

Radius: 13.6

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.52 AU - 4.98 AU

Year: 4764 Days

Day: 11 Hours

Environment

Temp: -179 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 74,596,052 km

• M1: 193,430 km (0.098 R)
• M2: 281,992 km (0.102 R)
• M3: 368,609 km (0.085 R)
• M4: 494,720 km (0.109 R)
• M5: 584,928 km (0.074 R)
• M6: 748,438 km (0.117 R)
• M7: 912,547 km (0.105 R)
• M8: 1,029,383 km (0.113 R)
• M9: 2,157,949 km (0.082 R)
• M10: 2,283,462 km (0.076 R)
• M11: 2,711,910 km (0.085 R)
• M12: 3,050,151 km (0.098 R)
• M13: 3,509,117 km (0.118 R)
• M14: 3,878,175 km (0.105 R)
• M15: 4,018,199 km (0.098 R)
• M16: 4,259,949 km (0.101 R)
• M17: 4,433,632 km (0.097 R)
• M18: 4,594,899 km (0.119 R)
• M19: 4,788,179 km (0.103 R)
• M20: 5,014,371 km (0.054 R)
• M21: 5,167,260 km (0.118 R)
• M22: 5,352,761 km (0.095 R)
• M23: 5,987,056 km (0.11 R)
• M24: 6,412,214 km (0.117 R)
• M25: 7,068,499 km (0.1 R)
• M26: 7,188,626 km (0.113 R)
• M27: 7,535,394 km (0.116 R)
• M28: 7,675,717 km (0.03 R)
• M29: 7,781,632 km (0.118 R)
• M30: 8,048,216 km (0.077 R)
• M31: 8,645,560 km (0.106 R)
• M32: 8,866,367 km (0.083 R)
• M33: 9,051,868 km (0.044 R)
• M34: 9,163,767 km (0.079 R)
• M35: 9,313,664 km (0.042 R)
• M36: 9,464,309 km (0.108 R)
• M37: 9,615,852 km (0.101 R)
• M38: 9,940,629 km (0.102 R)
• M39: 10,346,787 km (0.067 R)
• M40: 10,444,325 km (0.059 R)
• M41: 10,797,974 km (0.101 R)
• M42: 10,956,398 km (0.089 R)
• M43: 11,095,674 km (0.098 R)
• M44: 11,295,686 km (0.105 R)
• M45: 11,780,533 km (0.114 R)
• M46: 12,210,477 km (0.101 R)
• M47: 12,624,714 km (0.113 R)
• M48: 13,106,868 km (0.057 R)
• M49: 13,488,342 km (0.082 R)
• M50: 13,616,398 km (0.11 R)
• M51: 13,873,557 km (0.074 R)
• M52: 13,981,267 km (0.099 R)
• M53: 14,523,709 km (0.088 R)
• M54: 14,633,065 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.9

Radius: 10.8

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.87 AU - 7.75 AU

Year: 7294 Days

Day: 14.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 74,596,052 km

• M1: 137,032 km (0.099 R)
• M2: 218,413 km (0.096 R)
• M3: 418,276 km (0.097 R)
• M4: 549,772 km (0.102 R)
• M5: 627,264 km (0.11 R)
• M6: 884,572 km (0.106 R)
• M7: 1,005,298 km (0.102 R)
• M8: 1,190,051 km (0.113 R)
• M9: 1,324,689 km (0.093 R)
• M10: 1,560,904 km (0.119 R)
• M11: 1,709,156 km (0.117 R)
• M12: 1,827,936 km (0.115 R)
• M13: 2,002,517 km (0.107 R)
• M14: 2,091,827 km (0.105 R)
• M15: 2,814,834 km (0.103 R)
• M16: 3,079,023 km (0.043 R)
• M17: 3,351,441 km (0.07 R)
• M18: 3,631,638 km (0.075 R)
• M19: 3,919,614 km (0.11 R)
• M20: 4,215,219 km (0.091 R)
• M21: 4,683,909 km (0.112 R)
• M22: 5,268,538 km (0.034 R)
• M23: 5,518,965 km (0.105 R)
• M24: 5,645,524 km (0.076 R)
• M25: 5,901,935 km (0.096 R)
• M26: 7,184,887 km (0.117 R)
• M27: 8,259,897 km (0.081 R)
• M28: 8,434,178 km (0.119 R)
• M29: 8,639,127 km (0.109 R)
• M30: 8,934,733 km (0.082 R)
• M31: 9,024,043 km (0.042 R)
• M32: 9,566,335 km (0.082 R)
• M33: 10,212,448 km (0.099 R)
• M34: 10,840,909 km (0.059 R)
• M35: 11,127,838 km (0.034 R)
• M36: 11,320,520 km (0.059 R)
• M37: 11,709,175 km (0.106 R)
• M38: 11,970,822 km (0.032 R)
• M39: 12,234,413 km (0.096 R)
• M40: 12,333,596 km (0.071 R)
• M41: 12,599,881 km (0.08 R)
• M42: 12,867,960 km (0.093 R)
• M43: 13,409,654 km (0.095 R)
• M44: 14,236,332 km (0.108 R)
• M45: 15,257,337 km (0.113 R)
• M46: 15,364,300 km (0.115 R)
• M47: 15,722,587 km (0.092 R)
• M48: 15,938,905 km (0.109 R)
• M49: 16,011,311 km (0.105 R)
• M50: 16,083,716 km (0.096 R)
• M51: 16,301,680 km (0.105 R)
• M52: 16,447,538 km (0.076 R)
• M53: 16,814,053 km (0.097 R)
• M54: 17,035,308 km (0.11 R)
• M55: 17,183,410 km (0.091 R)
• M56: 17,369,061 km (0.026 R)
• M57: 17,742,307 km (0.107 R)
• M58: 18,383,035 km (0.115 R)
• M59: 18,801,760 km (0.076 R)
• M60: 19,842,512 km (0.098 R)
• M61: 20,272,007 km (0.078 R)
• M62: 20,941,608 km (0.072 R)
• M63: 21,498,710 km (0.079 R)
• M64: 22,586,586 km (0.079 R)
• M65: 22,749,199 km (0.053 R)
• M66: 22,830,729 km (0.079 R)
• M67: 23,116,761 km (0.105 R)
• M68: 23,403,988 km (0.094 R)
• M69: 23,609,835 km (0.059 R)
• M70: 24,230,966 km (0.108 R)
• M71: 25,236,114 km (0.119 R)
• M72: 25,574,205 km (0.091 R)
• M73: 25,786,185 km (0.079 R)
• M74: 25,871,306 km (0.089 R)
• M75: 25,998,913 km (0.078 R)
• M76: 26,383,080 km (0.114 R)
• M77: 26,941,380 km (0.045 R)
• M78: 27,808,000 km (0.073 R)
• M79: 27,895,216 km (0.084 R)
• M80: 28,727,728 km (0.093 R)
• M81: 28,948,235 km (0.089 R)
• M82: 29,435,176 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.9

Radius: 10.3

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.22 AU - 8.24 AU

Year: 8946 Days

Day: 5.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 74,596,052 km

• M1: 138,228 km (0.102 R)
• M2: 576,999 km (0.08 R)
• M3: 778,208 km (0.065 R)
• M4: 969,394 km (0.031 R)
• M5: 1,378,844 km (0.084 R)
• M6: 1,818,063 km (0.107 R)
• M7: 2,208,813 km (0.107 R)
• M8: 2,484,073 km (0.058 R)
• M9: 2,721,933 km (0.045 R)
• M10: 3,042,372 km (0.104 R)
• M11: 3,612,190 km (0.065 R)
• M12: 4,130,846 km (0.109 R)
• M13: 5,574,465 km (0.103 R)
• M14: 5,918,391 km (0.054 R)
• M15: 6,045,100 km (0.114 R)
• M16: 6,366,137 km (0.038 R)
• M17: 6,495,988 km (0.119 R)
• M18: 6,957,797 km (0.113 R)
• M19: 7,532,851 km (0.096 R)
• M20: 7,878,422 km (0.097 R)
• M21: 8,229,080 km (0.114 R)
• M22: 8,299,839 km (0.05 R)
• M23: 9,533,424 km (0.074 R)
• M24: 10,057,914 km (0.081 R)
• M25: 11,252,602 km (0.096 R)
• M26: 11,687,334 km (0.119 R)
• M27: 12,777,453 km (0.104 R)
• M28: 13,148,157 km (0.106 R)
• M29: 13,815,663 km (0.095 R)
• M30: 14,238,576 km (0.103 R)
• M31: 14,494,388 km (0.119 R)
• M32: 14,837,715 km (0.075 R)
• M33: 15,270,801 km (0.113 R)
• M34: 15,576,429 km (0.06 R)
• M35: 15,708,076 km (0.088 R)
• M36: 16,326,962 km (0.099 R)
• M37: 16,594,742 km (0.111 R)
• M38: 16,818,989 km (0.072 R)
• M39: 17,134,641 km (0.109 R)
• M40: 17,771,778 km (0.114 R)
• M41: 18,139,340 km (0.081 R)
• M42: 18,324,094 km (0.082 R)
• M43: 18,788,595 km (0.082 R)
• M44: 18,928,768 km (0.057 R)
• M45: 19,445,629 km (0.033 R)
• M46: 20,157,715 km (0.084 R)
• M47: 21,072,057 km (0.115 R)
• M48: 21,363,623 km (0.05 R)
• M49: 21,461,161 km (0.091 R)
• M50: 22,246,400 km (0.077 R)
• M51: 22,493,685 km (0.06 R)
• M52: 22,741,868 km (0.111 R)
• M53: 23,391,572 km (0.091 R)
• M54: 23,794,439 km (0.079 R)
• M55: 24,403,003 km (0.116 R)
• M56: 24,504,879 km (0.106 R)
• M57: 24,760,243 km (0.106 R)
• M58: 25,325,424 km (0.106 R)
• M59: 25,480,257 km (0.115 R)
• M60: 25,998,614 km (0.088 R)
• M61: 26,102,734 km (0.078 R)
• M62: 26,625,429 km (0.065 R)
• M63: 27,415,755 km (0.109 R)
• M64: 27,893,720 km (0.09 R)
• M65: 28,320,971 km (0.094 R)
• M66: 28,481,639 km (0.049 R)
• M67: 28,965,738 km (0.107 R)
• M68: 29,181,757 km (0.084 R)
• M69: 29,506,684 km (0.088 R)
• M70: 31,315,771 km (0.069 R)
• M71: 31,759,628 km (0.119 R)
• M72: 31,926,729 km (0.085 R)
• M73: 32,038,179 km (0.112 R)
• M74: 32,205,729 km (0.038 R)
• M75: 33,443,053 km (0.107 R)
• M76: 33,839,936 km (0.117 R)
• M77: 34,581,343 km (0.046 R)
• M78: 35,385,581 km (0.1 R)
• M79: 35,847,988 km (0.093 R)
• M80: 36,603,607 km (0.106 R)
• M81: 37,012,757 km (0.089 R)
• M82: 38,130,702 km (0.086 R)
• M83: 39,259,717 km (0.055 R)
• M84: 39,678,442 km (0.069 R)
• M85: 40,218,939 km (0.025 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.5

Radius: 6.8

Gravity: 17.94 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.89 AU - 12.85 AU

Year: 17643 Days

Day: 23 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 74,596,052 km

• M1: 249,679 km (0.095 R)
• M2: 344,524 km (0.101 R)
• M3: 658,380 km (0.077 R)
• M4: 1,262,756 km (0.085 R)
• M5: 1,615,059 km (0.049 R)
• M6: 1,996,683 km (0.028 R)
• M7: 2,266,408 km (0.037 R)
• M8: 2,803,015 km (0.063 R)
• M9: 3,143,350 km (0.033 R)
• M10: 3,338,127 km (0.087 R)
• M11: 4,241,249 km (0.08 R)
• M12: 4,284,034 km (0.091 R)
• M13: 4,326,969 km (0.111 R)
• M14: 4,456,670 km (0.076 R)
• M15: 4,587,568 km (0.113 R)
• M16: 6,158,346 km (0.103 R)
• M17: 6,451,408 km (0.065 R)
• M18: 7,460,895 km (0.071 R)
• M19: 8,249,874 km (0.039 R)
• M20: 9,510,535 km (0.085 R)
• M21: 9,849,075 km (0.118 R)
• M22: 10,077,062 km (0.117 R)
• M23: 10,538,272 km (0.101 R)
• M24: 10,713,003 km (0.106 R)
• M25: 11,124,397 km (0.111 R)
• M26: 11,183,488 km (0.114 R)
• M27: 11,302,269 km (0.059 R)
• M28: 11,481,038 km (0.12 R)
• M29: 12,759,053 km (0.119 R)
• M30: 13,826,284 km (0.066 R)
• M31: 14,017,620 km (0.116 R)
• M32: 14,661,489 km (0.1 R)
• M33: 14,726,564 km (0.118 R)
• M34: 14,921,789 km (0.109 R)
• M35: 15,381,055 km (0.079 R)
• M36: 17,401,075 km (0.094 R)
• M37: 19,005,362 km (0.084 R)
• M38: 19,502,925 km (0.101 R)
• M39: 20,221,294 km (0.094 R)
• M40: 20,365,955 km (0.088 R)
• M41: 20,948,190 km (0.112 R)
• M42: 22,203,466 km (0.094 R)
• M43: 23,028,647 km (0.098 R)
• M44: 23,104,194 km (0.106 R)
• M45: 23,179,741 km (0.107 R)
• M46: 24,323,567 km (0.12 R)
• M47: 24,708,931 km (0.069 R)
• M48: 24,786,273 km (0.089 R)
• M49: 25,485,643 km (0.091 R)
• M50: 26,112,907 km (0.054 R)
• M51: 27,222,624 km (0.096 R)
• M52: 27,462,429 km (0.046 R)
• M53: 27,863,651 km (0.101 R)
• M54: 28,105,251 km (0.065 R)
• M55: 28,266,817 km (0.115 R)
• M56: 28,590,696 km (0.11 R)
• M57: 30,809,233 km (0.105 R)
• M58: 32,149,929 km (0.113 R)
• M59: 34,024,091 km (0.075 R)
• M60: 34,627,868 km (0.113 R)
• M61: 34,714,335 km (0.099 R)
• M62: 34,974,486 km (0.072 R)
• M63: 36,284,365 km (0.111 R)
• M64: 37,255,106 km (0.102 R)
• M65: 38,682,419 km (0.099 R)
• M66: 42,513,172 km (0.047 R)
• M67: 42,605,773 km (0.068 R)
• M68: 42,791,424 km (0.12 R)
• M69: 43,070,125 km (0.115 R)
• M70: 43,256,374 km (0.093 R)
• M71: 43,536,272 km (0.102 R)
• M72: 43,723,119 km (0.049 R)
• M73: 45,796,396 km (0.105 R)
• M74: 46,176,824 km (0.068 R)
• M75: 47,805,196 km (0.103 R)
• M76: 48,674,958 km (0.073 R)
• M77: 49,257,642 km (0.114 R)
• M78: 49,940,257 km (0.084 R)
• M79: 51,413,796 km (0.091 R)
• M80: 53,200,892 km (0.118 R)
• M81: 53,500,686 km (0.111 R)
• M82: 54,403,510 km (0.075 R)
• M83: 55,817,808 km (0.105 R)
• M84: 58,992,275 km (0.065 R)
• M85: 59,095,647 km (0.107 R)
• M86: 61,385,242 km (0.096 R)
• M87: 63,068,518 km (0.076 R)
• M88: 63,279,899 km (0.105 R)
• M89: 64,234,483 km (0.081 R)
• M90: 64,873,565 km (0.105 R)
• M91: 66,372,686 km (0.054 R)
• M92: 67,775,016 km (0.116 R)
• M93: 71,158,322 km (0.079 R)
• M94: 71,268,276 km (0.045 R)
• M95: 73,592,429 km (0.025 R)
• M96: 74,260,981 km (0.073 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: 294 - 16,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit