🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.65 AU - 0.81 AU

Year: 220 Days

Day: 19.7 Hours

Environment

Temp: 203 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.15 AU - 1.31 AU

Year: 482 Days

Day: 38.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,210,662 km

• M1: 437,723 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.43 AU - 1.65 AU

Year: 675 Days

Day: 43.6 Hours

Environment

Temp: -21 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,210,662 km

• M1: 445,502 km (0.061 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.38 AU - 1.84 AU

Year: 721 Days

Day: 17.1 Hours

Environment

Temp: -31 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.99 AU - 2.97 AU

Year: 1379 Days

Day: 46.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.1

Radius: 12.1

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.78 AU - 12.2 AU

Year: 12865 Days

Day: 10.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 77,210,662 km

• M1: 551,119 km (0.11 R)
• M2: 832,811 km (0.051 R)
• M3: 1,100,292 km (0.061 R)
• M4: 1,629,869 km (0.109 R)
• M5: 1,986,959 km (0.118 R)
• M6: 2,232,449 km (0.099 R)
• M7: 2,508,158 km (0.071 R)
• M8: 3,289,358 km (0.05 R)
• M9: 3,649,739 km (0.098 R)
• M10: 4,408,200 km (0.066 R)
• M11: 5,661,831 km (0.099 R)
• M12: 5,822,648 km (0.037 R)
• M13: 6,121,395 km (0.112 R)
• M14: 6,818,970 km (0.12 R)
• M15: 7,076,428 km (0.036 R)
• M16: 7,395,371 km (0.096 R)
• M17: 7,483,185 km (0.099 R)
• M18: 7,689,480 km (0.077 R)
• M19: 8,107,606 km (0.089 R)
• M20: 9,533,573 km (0.091 R)
• M21: 9,629,316 km (0.086 R)
• M22: 9,918,339 km (0.025 R)
• M23: 11,102,855 km (0.118 R)
• M24: 11,541,625 km (0.115 R)
• M25: 11,917,266 km (0.116 R)
• M26: 12,297,095 km (0.118 R)
• M27: 12,786,130 km (0.058 R)
• M28: 12,891,746 km (0.111 R)
• M29: 13,033,116 km (0.046 R)
• M30: 13,460,068 km (0.098 R)
• M31: 13,675,340 km (0.103 R)
• M32: 14,990,754 km (0.104 R)
• M33: 15,139,454 km (0.033 R)
• M34: 16,422,705 km (0.118 R)
• M35: 16,922,511 km (0.086 R)
• M36: 19,092,279 km (0.113 R)
• M37: 19,213,154 km (0.078 R)
• M38: 19,334,328 km (0.091 R)
• M39: 19,455,652 km (0.109 R)
• M40: 19,739,888 km (0.119 R)
• M41: 20,476,957 km (0.11 R)
• M42: 21,056,499 km (0.11 R)
• M43: 21,348,364 km (0.08 R)
• M44: 21,641,576 km (0.088 R)
• M45: 22,998,578 km (0.093 R)
• M46: 23,817,327 km (0.09 R)
• M47: 25,173,731 km (0.044 R)
• M48: 26,017,463 km (0.085 R)
• M49: 26,106,773 km (0.113 R)
• M50: 27,005,856 km (0.087 R)
• M51: 27,186,870 km (0.031 R)
• M52: 27,778,081 km (0.106 R)
• M53: 28,281,627 km (0.049 R)
• M54: 28,973,218 km (0.102 R)
• M55: 29,763,693 km (0.1 R)
• M56: 30,939,084 km (0.111 R)
• M57: 31,081,202 km (0.047 R)
• M58: 31,223,469 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.1

Radius: 5.2

Gravity: 32.03 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 17.36 AU - 17.78 AU

Year: 26005 Days

Day: 24.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 77,210,662 km

• M1: 89,460 km (0.106 R)
• M2: 209,886 km (0.116 R)
• M3: 262,843 km (0.06 R)
• M4: 499,208 km (0.027 R)
• M5: 999,763 km (0.089 R)
• M6: 1,763,460 km (0.069 R)
• M7: 1,957,039 km (0.091 R)
• M8: 2,492,001 km (0.074 R)
• M9: 4,341,629 km (0.112 R)
• M10: 5,086,178 km (0.066 R)
• M11: 6,930,271 km (0.05 R)
• M12: 8,176,870 km (0.032 R)
• M13: 8,241,048 km (0.069 R)
• M14: 9,625,875 km (0.102 R)
• M15: 10,034,726 km (0.096 R)
• M16: 11,509,462 km (0.094 R)
• M17: 13,275,913 km (0.116 R)
• M18: 13,883,281 km (0.105 R)
• M19: 14,733,146 km (0.112 R)
• M20: 14,811,236 km (0.115 R)
• M21: 15,758,939 km (0.096 R)
• M22: 15,838,824 km (0.097 R)
• M23: 16,240,195 km (0.09 R)
• M24: 16,320,978 km (0.073 R)
• M25: 18,972,002 km (0.108 R)
• M26: 19,312,636 km (0.081 R)
• M27: 20,958,213 km (0.091 R)
• M28: 21,575,753 km (0.117 R)
• M29: 23,646,487 km (0.055 R)
• M30: 24,289,159 km (0.114 R)
• M31: 26,062,343 km (0.042 R)
• M32: 26,726,108 km (0.098 R)
• M33: 26,821,402 km (0.046 R)
• M34: 27,395,409 km (0.081 R)
• M35: 28,555,541 km (0.106 R)
• M36: 29,436,223 km (0.095 R)
• M37: 29,534,659 km (0.084 R)
• M38: 29,633,094 km (0.092 R)
• M39: 30,823,744 km (0.049 R)
• M40: 32,029,802 km (0.063 R)
• M41: 33,661,914 km (0.091 R)
• M42: 35,530,093 km (0.041 R)
• M43: 36,160,349 km (0.103 R)
• M44: 36,476,748 km (0.1 R)
• M45: 40,127,086 km (0.041 R)
• M46: 41,002,832 km (0.032 R)
• M47: 41,222,740 km (0.087 R)
• M48: 41,995,413 km (0.029 R)
• M49: 43,219,274 km (0.105 R)
• M50: 43,891,866 km (0.107 R)
• M51: 45,133,827 km (0.12 R)
• M52: 45,702,149 km (0.068 R)
• M53: 46,044,280 km (0.088 R)
• M54: 48,346,890 km (0.104 R)
• M55: 49,044,914 km (0.073 R)
• M56: 49,161,600 km (0.06 R)
• M57: 50,804,634 km (0.104 R)
• M58: 52,108,080 km (0.101 R)
• M59: 52,346,240 km (0.077 R)
• M60: 54,264,683 km (0.071 R)
• M61: 55,353,905 km (0.06 R)
• M62: 55,962,170 km (0.119 R)
• M63: 56,939,942 km (0.079 R)
• M64: 61,283,665 km (0.079 R)
• M65: 62,291,357 km (0.068 R)
• M66: 62,797,297 km (0.095 R)
• M67: 63,558,600 km (0.094 R)
• M68: 64,323,195 km (0.112 R)
• M69: 65,090,632 km (0.104 R)
• M70: 65,604,052 km (0.119 R)
• M71: 65,732,556 km (0.086 R)
• M72: 68,190,898 km (0.098 R)
• M73: 68,712,247 km (0.077 R)
• M74: 71,206,791 km (0.071 R)
• M75: 72,398,787 km (0.067 R)
• M76: 72,664,473 km (0.04 R)
• M77: 73,197,041 km (0.101 R)
• M78: 76,013,969 km (0.104 R)
• M79: 76,825,239 km (0.093 R)
• M80: 77,367,680 km (0.056 R)
• M81: 78,320,170 km (0.052 R)
• M82: 79,687,495 km (0.091 R)
• M83: 80,511,629 km (0.036 R)
• M84: 81,753,142 km (0.101 R)
• M85: 83,975,867 km (0.118 R)
• M86: 84,255,017 km (0.087 R)
• M87: 85,375,056 km (0.046 R)
• M88: 87,913,133 km (0.118 R)
• M89: 88,054,952 km (0.102 R)
• M90: 94,220,778 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 264.6

Radius: 7.1

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 17.76 AU - 23.34 AU

Year: 32894 Days

Day: 17.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 77,210,662 km

• M1: 469,139 km (0.101 R)
• M2: 593,305 km (0.056 R)
• M3: 950,545 km (0.03 R)
• M4: 1,609,374 km (0.039 R)
• M5: 2,205,372 km (0.095 R)
• M6: 2,490,655 km (0.116 R)
• M7: 5,637,745 km (0.063 R)
• M8: 6,324,848 km (0.066 R)
• M9: 6,678,199 km (0.119 R)
• M10: 6,883,148 km (0.069 R)
• M11: 7,351,688 km (0.051 R)
• M12: 8,986,494 km (0.035 R)
• M13: 9,555,564 km (0.118 R)
• M14: 11,149,529 km (0.098 R)
• M15: 13,464,108 km (0.118 R)
• M16: 13,658,136 km (0.112 R)
• M17: 16,125,902 km (0.069 R)
• M18: 16,677,320 km (0.108 R)
• M19: 16,746,734 km (0.087 R)
• M20: 17,305,033 km (0.114 R)
• M21: 18,511,839 km (0.041 R)
• M22: 18,655,453 km (0.105 R)
• M23: 18,944,177 km (0.082 R)
• M24: 19,525,813 km (0.053 R)
• M25: 20,483,389 km (0.082 R)
• M26: 21,005,336 km (0.047 R)
• M27: 23,758,236 km (0.086 R)
• M28: 24,385,201 km (0.082 R)
• M29: 25,495,516 km (0.086 R)
• M30: 25,976,473 km (0.028 R)
• M31: 26,784,601 km (0.085 R)
• M32: 28,840,824 km (0.117 R)
• M33: 30,521,855 km (0.069 R)
• M34: 31,374,413 km (0.067 R)
• M35: 34,419,029 km (0.055 R)
• M36: 38,286,433 km (0.066 R)
• M37: 39,667,521 km (0.104 R)
• M38: 40,317,673 km (0.032 R)
• M39: 40,784,119 km (0.101 R)
• M40: 41,628,450 km (0.104 R)
• M41: 44,676,506 km (0.03 R)
• M42: 45,449,628 km (0.117 R)
• M43: 45,643,657 km (0.04 R)
• M44: 45,740,746 km (0.07 R)
• M45: 47,795,622 km (0.091 R)
• M46: 50,080,580 km (0.098 R)
• M47: 54,035,648 km (0.045 R)
• M48: 55,583,238 km (0.033 R)
• M49: 57,774,398 km (0.064 R)
• M50: 61,167,129 km (0.115 R)
• M51: 62,887,654 km (0.058 R)
• M52: 62,995,663 km (0.115 R)
• M53: 64,406,072 km (0.102 R)
• M54: 64,514,979 km (0.085 R)
• M55: 65,060,563 km (0.114 R)
• M56: 66,706,289 km (0.112 R)
• M57: 67,368,409 km (0.071 R)
• M58: 71,950,891 km (0.103 R)
• M59: 73,766,261 km (0.11 R)
• M60: 75,367,108 km (0.106 R)
• M61: 76,979,474 km (0.088 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 18,864 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit