🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.45 AU - 0.57 AU

Year: 134 Days

Day: 16.4 Hours

Environment

Temp: 249 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.26 AU - 3.64 AU

Year: 2352 Days

Day: 42.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,025,876 km

• M1: 1,132,306 km (0.071 R)

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.6

Radius: 9.6

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.67 AU - 7.03 AU

Year: 5874 Days

Day: 9.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 113,025,876 km

• M1: 119,379 km (0.11 R)
• M2: 419,173 km (0.102 R)
• M3: 879,037 km (0.079 R)
• M4: 1,685,519 km (0.056 R)
• M5: 2,085,843 km (0.048 R)
• M6: 2,472,404 km (0.087 R)
• M7: 2,789,252 km (0.097 R)
• M8: 3,187,332 km (0.068 R)
• M9: 4,076,991 km (0.047 R)
• M10: 4,828,570 km (0.119 R)
• M11: 5,536,468 km (0.099 R)
• M12: 5,999,024 km (0.119 R)
• M13: 6,516,633 km (0.06 R)
• M14: 7,316,682 km (0.068 R)
• M15: 8,673,535 km (0.084 R)
• M16: 9,037,507 km (0.082 R)
• M17: 9,602,538 km (0.119 R)
• M18: 10,111,170 km (0.111 R)
• M19: 10,555,476 km (0.095 R)
• M20: 12,834,749 km (0.102 R)
• M21: 13,989,944 km (0.109 R)
• M22: 15,636,418 km (0.034 R)
• M23: 17,066,125 km (0.062 R)
• M24: 17,871,261 km (0.118 R)
• M25: 21,018,950 km (0.073 R)
• M26: 23,521,722 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.8

Radius: 11.2

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.99 AU - 7.73 AU

Year: 7330 Days

Day: 14.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 113,025,876 km

• M1: 140,472 km (0.046 R)
• M2: 647,908 km (0.111 R)
• M3: 1,278,314 km (0.099 R)
• M4: 1,955,992 km (0.103 R)
• M5: 3,360,567 km (0.08 R)
• M6: 3,919,315 km (0.094 R)
• M7: 4,740,457 km (0.119 R)
• M8: 5,130,309 km (0.114 R)
• M9: 5,574,166 km (0.08 R)
• M10: 8,191,381 km (0.079 R)
• M11: 8,799,347 km (0.041 R)
• M12: 9,297,956 km (0.057 R)
• M13: 11,752,259 km (0.11 R)
• M14: 12,469,731 km (0.104 R)
• M15: 18,555,671 km (0.071 R)
• M16: 19,757,989 km (0.099 R)
• M17: 20,378,372 km (0.112 R)
• M18: 20,772,562 km (0.098 R)
• M19: 27,794,686 km (0.109 R)
• M20: 29,567,870 km (0.114 R)
• M21: 30,379,588 km (0.104 R)
• M22: 32,047,604 km (0.072 R)
• M23: 34,999,619 km (0.052 R)
• M24: 35,793,684 km (0.093 R)
• M25: 37,417,569 km (0.074 R)
• M26: 40,811,795 km (0.106 R)
• M27: 43,228,698 km (0.032 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.4

Radius: 6.7

Gravity: 21.77 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 12.54 AU - 15.82 AU

Year: 19601 Days

Day: 21.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 113,025,876 km

• M1: 133,441 km (0.113 R)
• M2: 709,393 km (0.09 R)
• M3: 1,207,255 km (0.07 R)
• M4: 2,207,167 km (0.081 R)
• M5: 5,487,250 km (0.087 R)
• M6: 8,036,846 km (0.102 R)
• M7: 9,479,718 km (0.106 R)
• M8: 10,448,813 km (0.034 R)
• M9: 11,218,045 km (0.097 R)
• M10: 19,342,855 km (0.053 R)
• M11: 20,109,395 km (0.107 R)
• M12: 25,138,725 km (0.091 R)
• M13: 28,306,311 km (0.069 R)
• M14: 30,431,498 km (0.06 R)
• M15: 37,294,899 km (0.106 R)
• M16: 38,182,014 km (0.112 R)
• M17: 42,189,292 km (0.092 R)
• M18: 49,240,139 km (0.064 R)
• M19: 51,390,010 km (0.117 R)
• M20: 63,292,615 km (0.037 R)
• M21: 69,100,752 km (0.104 R)
• M22: 79,796,551 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.5

Radius: 5.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 16.27 AU - 18.45 AU

Year: 26552 Days

Day: 15.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 113,025,876 km

• M1: 70,012 km (0.106 R)
• M2: 307,723 km (0.068 R)
• M3: 588,518 km (0.081 R)
• M4: 1,310,328 km (0.071 R)
• M5: 2,167,224 km (0.107 R)
• M6: 2,539,424 km (0.107 R)
• M7: 2,878,263 km (0.119 R)
• M8: 3,431,925 km (0.119 R)
• M9: 3,778,693 km (0.081 R)
• M10: 5,606,180 km (0.118 R)
• M11: 8,026,973 km (0.046 R)
• M12: 8,214,569 km (0.117 R)
• M13: 11,346,550 km (0.08 R)
• M14: 12,917,926 km (0.06 R)
• M15: 21,584,729 km (0.104 R)
• M16: 22,094,708 km (0.106 R)
• M17: 24,059,227 km (0.071 R)
• M18: 30,101,485 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.3

Radius: 5.9

Gravity: 26.84 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 15.88 AU - 22.62 AU

Year: 31004 Days

Day: 20.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 113,025,876 km

• M1: 73,303 km (0.064 R)
• M2: 278,551 km (0.12 R)
• M3: 721,211 km (0.108 R)
• M4: 1,089,820 km (0.116 R)
• M5: 1,292,526 km (0.087 R)
• M6: 1,734,438 km (0.073 R)
• M7: 2,526,409 km (0.059 R)
• M8: 3,032,498 km (0.091 R)
• M9: 3,309,703 km (0.073 R)
• M10: 3,570,303 km (0.088 R)
• M11: 5,476,180 km (0.11 R)
• M12: 6,271,292 km (0.101 R)
• M13: 6,620,155 km (0.096 R)
• M14: 8,030,264 km (0.086 R)
• M15: 15,682,046 km (0.094 R)
• M16: 16,047,214 km (0.11 R)
• M17: 17,369,809 km (0.118 R)
• M18: 18,968,561 km (0.071 R)
• M19: 22,802,755 km (0.104 R)
• M20: 24,106,949 km (0.117 R)
• M21: 25,460,062 km (0.111 R)
• M22: 25,837,796 km (0.11 R)
• M23: 26,733,439 km (0.05 R)
• M24: 27,915,262 km (0.113 R)
• M25: 29,268,823 km (0.041 R)
• M26: 31,236,335 km (0.101 R)
• M27: 34,657,339 km (0.076 R)
• M28: 36,537,634 km (0.107 R)
• M29: 39,820,859 km (0.091 R)
• M30: 42,057,197 km (0.084 R)
• M31: 44,194,652 km (0.096 R)
• M32: 51,039,502 km (0.047 R)
• M33: 58,558,142 km (0.09 R)
• M34: 62,124,256 km (0.063 R)
• M35: 63,267,632 km (0.096 R)
• M36: 92,104,866 km (0.072 R)
• M37: 93,889,868 km (0.084 R)
• M38: 97,836,409 km (0.077 R)
• M39: 102,208,556 km (0.111 R)
• M40: 103,481,186 km (0.118 R)
• M41: 109,671,097 km (0.105 R)
• M42: 113,025,829 km (0.102 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 12,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit