🌌 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: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.5 AU - 0.62 AU

Year: 150 Days

Day: 38.8 Hours

Environment

Temp: 187 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,736,836 km

• M1: 179,517 km (0.104 R)
• M2: 341,831 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.16 AU - 1.18 AU

Year: 453 Days

Day: 30.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 41.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.43 AU - 1.77 AU

Year: 725 Days

Day: 36 Hours

Environment

Temp: -43 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,736,836 km

• M1: 647,310 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.69 AU - 3.29 AU

Year: 1852 Days

Day: 37.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.67 AU - 5.29 AU

Year: 3980 Days

Day: 40.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 61.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,736,836 km

• M1: 1,354,310 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.7

Radius: 14.7

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.86 AU - 5.56 AU

Year: 4259 Days

Day: 14.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 81,736,836 km

• M1: 208,689 km (0.082 R)
• M2: 410,945 km (0.043 R)
• M3: 562,488 km (0.109 R)
• M4: 728,093 km (0.103 R)
• M5: 828,323 km (0.03 R)
• M6: 1,125,425 km (0.092 R)
• M7: 1,220,569 km (0.119 R)
• M8: 1,330,972 km (0.119 R)
• M9: 1,510,041 km (0.039 R)
• M10: 1,752,689 km (0.079 R)
• M11: 1,921,734 km (0.112 R)
• M12: 2,081,804 km (0.098 R)
• M13: 2,276,880 km (0.051 R)
• M14: 2,525,511 km (0.062 R)
• M15: 3,608,301 km (0.06 R)
• M16: 3,753,111 km (0.104 R)
• M17: 3,992,468 km (0.09 R)
• M18: 4,104,666 km (0.106 R)
• M19: 4,313,355 km (0.046 R)
• M20: 4,428,546 km (0.063 R)
• M21: 4,564,381 km (0.076 R)
• M22: 4,681,815 km (0.087 R)
• M23: 4,780,550 km (0.107 R)
• M24: 4,940,021 km (0.051 R)
• M25: 5,060,896 km (0.104 R)
• M26: 5,595,708 km (0.031 R)
• M27: 6,410,119 km (0.086 R)
• M28: 7,607,650 km (0.079 R)
• M29: 7,747,524 km (0.066 R)
• M30: 7,864,809 km (0.086 R)
• M31: 8,124,960 km (0.083 R)
• M32: 8,268,125 km (0.07 R)
• M33: 8,460,208 km (0.057 R)
• M34: 9,169,153 km (0.109 R)
• M35: 9,518,165 km (0.043 R)
• M36: 9,643,976 km (0.118 R)
• M37: 9,846,382 km (0.063 R)
• M38: 10,075,716 km (0.115 R)
• M39: 10,178,190 km (0.03 R)
• M40: 10,332,725 km (0.101 R)
• M41: 12,191,628 km (0.038 R)
• M42: 12,824,726 km (0.09 R)
• M43: 13,271,575 km (0.077 R)
• M44: 13,412,197 km (0.071 R)
• M45: 13,666,663 km (0.107 R)
• M46: 14,094,513 km (0.056 R)
• M47: 15,051,042 km (0.102 R)
• M48: 15,227,268 km (0.099 R)
• M49: 15,552,045 km (0.072 R)
• M50: 16,208,480 km (0.044 R)
• M51: 16,389,195 km (0.093 R)
• M52: 16,540,139 km (0.089 R)
• M53: 17,087,817 km (0.12 R)
• M54: 17,734,080 km (0.106 R)
• M55: 17,858,246 km (0.075 R)
• M56: 18,232,091 km (0.111 R)
• M57: 18,482,667 km (0.071 R)
• M58: 18,640,044 km (0.054 R)
• M59: 18,924,131 km (0.051 R)
• M60: 19,881,856 km (0.053 R)
• M61: 20,301,777 km (0.06 R)
• M62: 20,529,166 km (0.105 R)
• M63: 20,953,575 km (0.106 R)
• M64: 21,282,092 km (0.114 R)
• M65: 21,711,588 km (0.055 R)
• M66: 22,311,176 km (0.057 R)
• M67: 22,445,216 km (0.073 R)
• M68: 22,579,405 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.6

Radius: 12.3

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.37 AU - 8.89 AU

Year: 9080 Days

Day: 7.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,736,836 km

• M1: 288,724 km (0.044 R)
• M2: 376,538 km (0.065 R)
• M3: 953,088 km (0.11 R)
• M4: 1,622,987 km (0.105 R)
• M5: 1,816,717 km (0.049 R)
• M6: 2,941,094 km (0.06 R)
• M7: 3,722,145 km (0.087 R)
• M8: 3,980,051 km (0.106 R)
• M9: 5,537,964 km (0.097 R)
• M10: 5,721,819 km (0.059 R)
• M11: 6,266,206 km (0.096 R)
• M12: 6,945,530 km (0.085 R)
• M13: 7,143,897 km (0.103 R)
• M14: 7,853,140 km (0.061 R)
• M15: 8,268,574 km (0.108 R)
• M16: 9,338,348 km (0.084 R)
• M17: 9,513,677 km (0.084 R)
• M18: 9,712,043 km (0.114 R)
• M19: 9,800,755 km (0.066 R)
• M20: 10,954,603 km (0.111 R)
• M21: 11,325,456 km (0.083 R)
• M22: 11,465,630 km (0.031 R)
• M23: 12,031,858 km (0.102 R)
• M24: 12,679,916 km (0.114 R)
• M25: 12,996,165 km (0.102 R)
• M26: 13,935,042 km (0.082 R)
• M27: 14,895,759 km (0.101 R)
• M28: 15,410,077 km (0.05 R)
• M29: 16,827,516 km (0.035 R)
• M30: 17,067,771 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.2

Radius: 10.9

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 11.31 AU - 13.51 AU

Year: 15658 Days

Day: 7.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 81,736,836 km

• M1: 462,108 km (0.102 R)
• M2: 544,237 km (0.082 R)
• M3: 804,537 km (0.03 R)
• M4: 928,554 km (0.111 R)
• M5: 2,288,847 km (0.119 R)
• M6: 2,622,899 km (0.1 R)
• M7: 3,473,513 km (0.084 R)
• M8: 3,964,942 km (0.08 R)
• M9: 4,037,048 km (0.11 R)
• M10: 4,515,911 km (0.115 R)
• M11: 4,781,447 km (0.1 R)
• M12: 4,896,787 km (0.107 R)
• M13: 5,447,307 km (0.115 R)
• M14: 5,730,047 km (0.034 R)
• M15: 6,479,084 km (0.11 R)
• M16: 6,735,644 km (0.054 R)
• M17: 6,865,196 km (0.056 R)
• M18: 7,039,178 km (0.105 R)
• M19: 7,170,675 km (0.088 R)
• M20: 7,436,211 km (0.119 R)
• M21: 7,795,246 km (0.104 R)
• M22: 8,205,892 km (0.117 R)
• M23: 8,953,433 km (0.053 R)
• M24: 9,674,046 km (0.086 R)
• M25: 9,771,434 km (0.108 R)
• M26: 9,918,339 km (0.077 R)
• M27: 10,016,625 km (0.105 R)
• M28: 10,115,359 km (0.047 R)
• M29: 10,214,243 km (0.091 R)
• M30: 10,463,174 km (0.078 R)
• M31: 10,663,635 km (0.095 R)
• M32: 11,478,495 km (0.101 R)
• M33: 11,789,359 km (0.114 R)
• M34: 12,260,593 km (0.101 R)
• M35: 12,419,166 km (0.045 R)
• M36: 12,898,777 km (0.089 R)
• M37: 13,006,188 km (0.064 R)
• M38: 13,167,754 km (0.104 R)
• M39: 13,330,217 km (0.111 R)
• M40: 13,602,186 km (0.086 R)
• M41: 13,711,542 km (0.098 R)
• M42: 14,596,713 km (0.104 R)
• M43: 15,901,506 km (0.057 R)
• M44: 16,190,080 km (0.075 R)
• M45: 16,480,300 km (0.074 R)
• M46: 16,596,986 km (0.079 R)
• M47: 18,742,519 km (0.101 R)
• M48: 19,353,925 km (0.097 R)
• M49: 19,971,765 km (0.106 R)
• M50: 20,158,463 km (0.116 R)
• M51: 23,092,227 km (0.108 R)
• M52: 25,749,683 km (0.079 R)
• M53: 25,952,837 km (0.093 R)
• M54: 26,156,589 km (0.054 R)
• M55: 29,064,174 km (0.076 R)
• M56: 29,346,465 km (0.079 R)
• M57: 29,629,504 km (0.032 R)
• M58: 29,984,799 km (0.065 R)
• M59: 30,056,007 km (0.044 R)
• M60: 30,484,456 km (0.062 R)
• M61: 30,771,235 km (0.107 R)
• M62: 31,058,762 km (0.118 R)
• M63: 31,854,473 km (0.117 R)
• M64: 33,465,941 km (0.095 R)
• M65: 34,281,549 km (0.063 R)
• M66: 35,028,641 km (0.068 R)
• M67: 35,554,926 km (0.083 R)
• M68: 37,455,567 km (0.105 R)
• M69: 37,532,161 km (0.082 R)
• M70: 37,685,798 km (0.114 R)
• M71: 38,379,483 km (0.083 R)
• M72: 38,456,825 km (0.057 R)
• M73: 38,534,168 km (0.056 R)
• M74: 39,077,357 km (0.084 R)
• M75: 41,117,124 km (0.086 R)
• M76: 43,110,815 km (0.084 R)
• M77: 43,674,650 km (0.119 R)
• M78: 44,241,027 km (0.074 R)
• M79: 45,462,643 km (0.116 R)
• M80: 47,606,530 km (0.076 R)
• M81: 50,374,689 km (0.077 R)
• M82: 52,334,571 km (0.085 R)
• M83: 53,108,441 km (0.116 R)
• M84: 53,453,414 km (0.041 R)
• M85: 54,841,383 km (0.073 R)
• M86: 56,592,725 km (0.093 R)
• M87: 56,680,838 km (0.081 R)
• M88: 59,254,221 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.8

Radius: 3

Gravity: 68.31 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 14.38 AU - 18.16 AU

Year: 23505 Days

Day: 17.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 81,736,836 km

• M1: 158,424 km (0.094 R)
• M2: 234,569 km (0.082 R)
• M3: 595,400 km (0.097 R)
• M4: 690,843 km (0.086 R)
• M5: 765,792 km (0.098 R)
• M6: 1,238,072 km (0.095 R)
• M7: 1,268,141 km (0.072 R)
• M8: 1,550,432 km (0.09 R)
• M9: 3,140,658 km (0.065 R)
• M10: 3,822,674 km (0.076 R)
• M11: 5,266,144 km (0.08 R)
• M12: 5,513,130 km (0.109 R)
• M13: 6,433,157 km (0.07 R)
• M14: 6,590,983 km (0.1 R)
• M15: 6,857,118 km (0.108 R)
• M16: 8,640,773 km (0.1 R)
• M17: 10,188,513 km (0.114 R)
• M18: 10,931,116 km (0.084 R)
• M19: 11,435,860 km (0.1 R)
• M20: 12,142,111 km (0.041 R)
• M21: 12,664,507 km (0.051 R)
• M22: 12,862,425 km (0.09 R)
• M23: 13,529,033 km (0.053 R)
• M24: 13,798,908 km (0.104 R)
• M25: 15,949,377 km (0.094 R)
• M26: 17,245,044 km (0.089 R)
• M27: 19,024,361 km (0.078 R)
• M28: 20,088,900 km (0.076 R)
• M29: 20,319,580 km (0.078 R)
• M30: 21,879,287 km (0.088 R)
• M31: 21,958,275 km (0.032 R)
• M32: 22,673,502 km (0.088 R)
• M33: 22,753,387 km (0.114 R)
• M34: 22,833,422 km (0.065 R)
• M35: 23,154,459 km (0.084 R)
• M36: 24,453,717 km (0.074 R)
• M37: 24,864,512 km (0.096 R)
• M38: 26,530,434 km (0.118 R)
• M39: 27,376,710 km (0.05 R)
• M40: 29,705,799 km (0.086 R)
• M41: 30,408,011 km (0.034 R)
• M42: 30,672,799 km (0.098 R)
• M43: 31,293,481 km (0.093 R)
• M44: 31,471,502 km (0.118 R)
• M45: 32,187,328 km (0.062 R)
• M46: 32,547,261 km (0.036 R)
• M47: 32,637,319 km (0.052 R)
• M48: 32,727,676 km (0.12 R)
• M49: 33,361,821 km (0.113 R)
• M50: 34,274,817 km (0.11 R)
• M51: 36,125,193 km (0.047 R)
• M52: 36,312,041 km (0.117 R)
• M53: 37,250,917 km (0.119 R)
• M54: 37,345,313 km (0.03 R)
• M55: 38,102,727 km (0.105 R)
• M56: 39,344,539 km (0.067 R)
• M57: 40,308,697 km (0.096 R)
• M58: 40,502,427 km (0.066 R)
• M59: 40,599,516 km (0.054 R)
• M60: 41,475,860 km (0.096 R)
• M61: 43,049,480 km (0.095 R)
• M62: 43,445,914 km (0.066 R)
• M63: 46,051,909 km (0.097 R)
• M64: 46,153,187 km (0.113 R)
• M65: 47,680,731 km (0.072 R)
• M66: 48,399,250 km (0.053 R)
• M67: 49,950,879 km (0.107 R)
• M68: 51,308,778 km (0.119 R)
• M69: 53,102,756 km (0.096 R)
• M70: 55,024,490 km (0.072 R)
• M71: 55,239,463 km (0.115 R)
• M72: 55,562,295 km (0.03 R)
• M73: 56,751,747 km (0.094 R)
• M74: 57,077,572 km (0.096 R)
• M75: 58,716,117 km (0.111 R)
• M76: 59,375,844 km (0.101 R)
• M77: 60,702,627 km (0.119 R)
• M78: 61,147,082 km (0.091 R)
• M79: 61,704,035 km (0.101 R)
• M80: 61,927,385 km (0.091 R)
• M81: 62,150,884 km (0.098 R)
• M82: 63,160,371 km (0.051 R)
• M83: 64,627,776 km (0.062 R)
• M84: 67,596,396 km (0.077 R)
• M85: 70,375,626 km (0.069 R)
• M86: 71,310,463 km (0.094 R)
• M87: 72,602,390 km (0.092 R)
• M88: 73,428,469 km (0.115 R)
• M89: 73,901,947 km (0.117 R)
• M90: 76,644,225 km (0.099 R)
• M91: 78,692,370 km (0.108 R)
• M92: 79,176,917 km (0.092 R)
• M93: 79,905,459 km (0.093 R)
• M94: 80,270,627 km (0.113 R)
• M95: 80,392,549 km (0.119 R)
• M96: 81,002,609 km (0.081 R)
• M97: 81,124,831 km (0.116 R)
• M98: 81,369,423 km (0.092 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 18,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit