🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.71 AU - 1.01 AU

Year: 296 Days

Day: 17.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,990,285 km

• M1: 506,090 km (0.066 R)
• M2: 778,208 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.85 AU - 0.93 AU

Year: 311 Days

Day: 27.4 Hours

Environment

Temp: 158 °C

Axial Tilt: 56.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.98 AU - 1.04 AU

Year: 376 Days

Day: 47.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.68 AU - 4.46 AU

Year: 2502 Days

Day: 41.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 766.5

Radius: 4.5

Gravity: 37.85 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 10.61 AU - 15.89 AU

Year: 17887 Days

Day: 18.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,990,285 km

• M1: 58,343 km (0.033 R)
• M2: 261,347 km (0.031 R)
• M3: 455,376 km (0.09 R)
• M4: 1,031,328 km (0.099 R)
• M5: 1,173,595 km (0.083 R)
• M6: 1,434,943 km (0.065 R)
• M7: 1,917,994 km (0.088 R)
• M8: 2,155,406 km (0.071 R)
• M9: 2,986,871 km (0.116 R)
• M10: 3,827,761 km (0.065 R)
• M11: 4,816,004 km (0.066 R)
• M12: 5,292,773 km (0.032 R)
• M13: 6,867,141 km (0.109 R)
• M14: 7,908,491 km (0.075 R)
• M15: 8,942,662 km (0.112 R)
• M16: 11,402,200 km (0.062 R)
• M17: 14,351,821 km (0.117 R)
• M18: 19,534,640 km (0.116 R)
• M19: 20,270,811 km (0.073 R)
• M20: 24,335,834 km (0.106 R)
• M21: 26,059,201 km (0.034 R)
• M22: 29,988,240 km (0.049 R)
• M23: 37,149,938 km (0.113 R)
• M24: 42,102,526 km (0.091 R)
• M25: 44,106,838 km (0.117 R)
• M26: 45,691,378 km (0.062 R)
• M27: 46,985,849 km (0.081 R)
• M28: 63,273,616 km (0.104 R)
• M29: 69,865,198 km (0.061 R)
• M30: 71,365,664 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.3

Radius: 5.1

Gravity: 24.27 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 10.53 AU - 15.97 AU

Year: 17887 Days

Day: 21.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,990,285 km

• M1: 64,327 km (0.086 R)
• M2: 366,365 km (0.089 R)
• M3: 629,358 km (0.119 R)
• M4: 1,036,713 km (0.079 R)
• M5: 1,491,491 km (0.103 R)
• M6: 1,686,716 km (0.085 R)
• M7: 2,189,365 km (0.117 R)
• M8: 2,356,017 km (0.056 R)
• M9: 3,058,379 km (0.09 R)
• M10: 3,684,745 km (0.044 R)
• M11: 5,042,795 km (0.094 R)
• M12: 5,638,194 km (0.1 R)
• M13: 6,617,611 km (0.097 R)
• M14: 6,879,108 km (0.116 R)
• M15: 9,830,824 km (0.116 R)
• M16: 10,461,379 km (0.073 R)
• M17: 11,994,159 km (0.09 R)
• M18: 12,847,615 km (0.112 R)
• M19: 13,186,454 km (0.102 R)
• M20: 13,531,127 km (0.036 R)
• M21: 13,952,694 km (0.069 R)
• M22: 19,895,619 km (0.114 R)
• M23: 20,624,460 km (0.045 R)
• M24: 24,023,324 km (0.087 R)
• M25: 25,908,556 km (0.036 R)
• M26: 26,558,260 km (0.047 R)
• M27: 27,665,134 km (0.047 R)
• M28: 28,802,377 km (0.073 R)
• M29: 33,028,367 km (0.106 R)
• M30: 36,287,806 km (0.093 R)
• M31: 36,692,767 km (0.082 R)
• M32: 38,203,556 km (0.063 R)
• M33: 43,285,845 km (0.091 R)
• M34: 54,765,686 km (0.074 R)
• M35: 58,198,658 km (0.081 R)
• M36: 60,061,900 km (0.065 R)
• M37: 61,008,256 km (0.049 R)
• M38: 63,710,741 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.9

Radius: 5.9

Gravity: 24.21 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 10.14 AU - 16.64 AU

Year: 18171 Days

Day: 19.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 68.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,990,285 km

• M1: 73,453 km (0.108 R)
• M2: 352,453 km (0.073 R)
• M3: 557,252 km (0.095 R)
• M4: 811,718 km (0.028 R)
• M5: 1,296,266 km (0.107 R)
• M6: 1,577,360 km (0.107 R)
• M7: 2,115,912 km (0.106 R)
• M8: 2,600,759 km (0.095 R)
• M9: 4,038,843 km (0.057 R)
• M10: 4,571,262 km (0.12 R)
• M11: 5,111,909 km (0.092 R)
• M12: 5,939,185 km (0.096 R)
• M13: 6,362,996 km (0.08 R)
• M14: 10,269,295 km (0.108 R)
• M15: 11,321,118 km (0.113 R)
• M16: 13,855,156 km (0.073 R)
• M17: 14,676,000 km (0.119 R)
• M18: 15,528,558 km (0.082 R)
• M19: 18,550,136 km (0.096 R)
• M20: 21,057,995 km (0.041 R)
• M21: 22,241,912 km (0.117 R)
• M22: 25,066,470 km (0.025 R)
• M23: 27,076,915 km (0.09 R)
• M24: 29,071,953 km (0.07 R)
• M25: 31,542,262 km (0.032 R)
• M26: 37,178,063 km (0.095 R)
• M27: 39,786,152 km (0.072 R)
• M28: 49,357,125 km (0.063 R)
• M29: 49,700,153 km (0.036 R)
• M30: 57,465,628 km (0.092 R)
• M31: 65,174,257 km (0.102 R)
• M32: 65,380,553 km (0.066 R)
• M33: 67,256,211 km (0.104 R)
• M34: 72,654,300 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.6

Radius: 5.2

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 14.19 AU - 14.97 AU

Year: 20646 Days

Day: 18.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,990,285 km

• M1: 74,949 km (0.081 R)
• M2: 313,557 km (0.102 R)
• M3: 1,719,927 km (0.114 R)
• M4: 2,093,921 km (0.12 R)
• M5: 5,161,875 km (0.09 R)
• M6: 5,745,306 km (0.068 R)
• M7: 6,250,947 km (0.091 R)
• M8: 6,494,044 km (0.114 R)
• M9: 11,714,860 km (0.108 R)
• M10: 13,574,810 km (0.037 R)
• M11: 13,914,248 km (0.079 R)
• M12: 14,189,807 km (0.054 R)
• M13: 16,298,090 km (0.085 R)
• M14: 17,949,052 km (0.062 R)
• M15: 19,968,773 km (0.108 R)
• M16: 22,322,246 km (0.078 R)
• M17: 46,423,062 km (0.083 R)
• M18: 47,038,358 km (0.114 R)
• M19: 48,758,733 km (0.093 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 10,642 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit