🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.54 AU - 1.56 AU

Year: 672 Days

Day: 24.4 Hours

Environment

Temp: -16 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.48 AU - 3.16 AU

Year: 1649 Days

Day: 41.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.4

Radius: 9.6

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.41 AU - 12.1 AU

Year: 11428 Days

Day: 12.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,396,344 km

• M1: 119,379 km (0.111 R)
• M2: 485,146 km (0.09 R)
• M3: 833,709 km (0.085 R)
• M4: 1,167,163 km (0.102 R)
• M5: 1,503,907 km (0.067 R)
• M6: 4,526,383 km (0.047 R)
• M7: 6,876,715 km (0.039 R)
• M8: 7,208,224 km (0.092 R)
• M9: 7,903,704 km (0.092 R)
• M10: 9,277,162 km (0.066 R)
• M11: 11,252,602 km (0.074 R)
• M12: 13,429,102 km (0.026 R)
• M13: 13,817,308 km (0.103 R)
• M14: 15,872,184 km (0.104 R)
• M15: 17,426,656 km (0.058 R)
• M16: 22,605,585 km (0.029 R)
• M17: 24,186,834 km (0.099 R)
• M18: 26,949,757 km (0.057 R)
• M19: 36,365,447 km (0.036 R)
• M20: 41,325,514 km (0.027 R)
• M21: 43,542,405 km (0.064 R)
• M22: 48,362,897 km (0.086 R)
• M23: 54,340,978 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.2

Radius: 13.1

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.08 AU - 13.58 AU

Year: 13281 Days

Day: 5.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,396,344 km

• M1: 162,912 km (0.117 R)
• M2: 1,359,994 km (0.118 R)
• M3: 1,961,677 km (0.11 R)
• M4: 2,431,863 km (0.102 R)
• M5: 3,256,746 km (0.106 R)
• M6: 4,033,458 km (0.042 R)
• M7: 4,496,314 km (0.108 R)
• M8: 6,214,894 km (0.044 R)
• M9: 8,336,641 km (0.098 R)
• M10: 9,486,749 km (0.114 R)
• M11: 10,685,626 km (0.09 R)
• M12: 11,577,529 km (0.105 R)
• M13: 12,458,211 km (0.108 R)
• M14: 15,718,996 km (0.099 R)
• M15: 17,020,647 km (0.108 R)
• M16: 17,470,189 km (0.117 R)
• M17: 17,927,659 km (0.085 R)
• M18: 21,013,115 km (0.078 R)
• M19: 21,705,155 km (0.045 R)
• M20: 23,594,427 km (0.102 R)
• M21: 25,493,272 km (0.082 R)
• M22: 26,680,481 km (0.088 R)
• M23: 30,135,145 km (0.106 R)
• M24: 32,597,526 km (0.092 R)
• M25: 33,995,667 km (0.059 R)
• M26: 35,799,219 km (0.086 R)
• M27: 40,652,473 km (0.096 R)
• M28: 43,236,178 km (0.095 R)
• M29: 48,578,468 km (0.058 R)
• M30: 51,641,783 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.9

Radius: 14.2

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11.25 AU - 12.19 AU

Year: 13973 Days

Day: 12.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,396,344 km

• M1: 176,525 km (0.115 R)
• M2: 619,784 km (0.095 R)
• M3: 1,295,667 km (0.101 R)
• M4: 1,803,402 km (0.117 R)
• M5: 2,362,300 km (0.105 R)
• M6: 3,185,986 km (0.103 R)
• M7: 6,014,732 km (0.101 R)
• M8: 6,626,737 km (0.033 R)
• M9: 8,715,871 km (0.091 R)
• M10: 9,555,115 km (0.071 R)
• M11: 13,598,746 km (0.075 R)
• M12: 14,801,064 km (0.079 R)
• M13: 17,661,674 km (0.058 R)
• M14: 18,834,372 km (0.111 R)
• M15: 19,527,459 km (0.102 R)
• M16: 20,417,716 km (0.115 R)
• M17: 21,898,286 km (0.098 R)
• M18: 26,445,313 km (0.079 R)
• M19: 28,203,387 km (0.091 R)
• M20: 29,225,889 km (0.07 R)
• M21: 32,318,825 km (0.115 R)
• M22: 36,284,365 km (0.096 R)
• M23: 41,866,011 km (0.117 R)
• M24: 43,196,385 km (0.053 R)
• M25: 49,452,269 km (0.111 R)
• M26: 52,454,698 km (0.107 R)
• M27: 55,223,904 km (0.079 R)
• M28: 59,188,697 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.6

Radius: 12.1

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 11.45 AU - 12.79 AU

Year: 14694 Days

Day: 13 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,396,344 km

• M1: 176,525 km (0.093 R)
• M2: 2,649,229 km (0.053 R)
• M3: 4,782,494 km (0.078 R)
• M4: 5,318,653 km (0.111 R)
• M5: 5,994,835 km (0.037 R)
• M6: 7,325,060 km (0.1 R)
• M7: 7,716,258 km (0.079 R)
• M8: 9,607,175 km (0.11 R)
• M9: 12,328,061 km (0.068 R)
• M10: 13,224,153 km (0.102 R)
• M11: 15,848,099 km (0.117 R)
• M12: 18,084,288 km (0.106 R)
• M13: 21,942,268 km (0.088 R)
• M14: 22,593,617 km (0.076 R)
• M15: 26,591,620 km (0.103 R)
• M16: 29,145,704 km (0.087 R)
• M17: 39,790,790 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.3

Radius: 3.4

Gravity: 74.59 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 14.36 AU - 16.66 AU

Year: 21272 Days

Day: 17.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,396,344 km

• M1: 43,982 km (0.109 R)
• M2: 348,713 km (0.071 R)
• M3: 575,353 km (0.083 R)
• M4: 916,586 km (0.065 R)
• M5: 1,069,774 km (0.112 R)
• M6: 1,285,195 km (0.036 R)
• M7: 1,427,912 km (0.109 R)
• M8: 1,598,752 km (0.025 R)
• M9: 1,880,595 km (0.101 R)
• M10: 2,043,956 km (0.113 R)
• M11: 2,329,388 km (0.094 R)
• M12: 2,566,651 km (0.095 R)
• M13: 3,173,420 km (0.076 R)
• M14: 3,935,322 km (0.096 R)
• M15: 4,376,336 km (0.109 R)
• M16: 4,774,416 km (0.081 R)
• M17: 5,001,506 km (0.108 R)
• M18: 5,315,512 km (0.072 R)
• M19: 5,559,506 km (0.109 R)
• M20: 6,113,616 km (0.087 R)
• M21: 9,564,091 km (0.109 R)
• M22: 11,061,715 km (0.097 R)
• M23: 12,003,733 km (0.118 R)
• M24: 15,149,028 km (0.099 R)
• M25: 15,804,566 km (0.093 R)
• M26: 18,709,159 km (0.082 R)
• M27: 20,831,354 km (0.12 R)
• M28: 21,335,200 km (0.119 R)
• M29: 21,744,051 km (0.08 R)
• M30: 24,978,057 km (0.104 R)
• M31: 27,423,384 km (0.06 R)
• M32: 31,580,709 km (0.103 R)
• M33: 39,409,465 km (0.093 R)
• M34: 45,851,299 km (0.111 R)
• M35: 48,086,889 km (0.082 R)
• M36: 50,214,021 km (0.12 R)
• M37: 57,362,406 km (0.091 R)
• M38: 57,953,916 km (0.105 R)
• M39: 58,749,029 km (0.103 R)
• M40: 66,019,036 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.6

Radius: 6.4

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 18.01 AU - 23.21 AU

Year: 32584 Days

Day: 22.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,396,344 km

• M1: 84,224 km (0.063 R)
• M2: 291,716 km (0.032 R)
• M3: 493,972 km (0.077 R)
• M4: 983,905 km (0.111 R)
• M5: 1,422,825 km (0.08 R)
• M6: 1,670,111 km (0.052 R)
• M7: 2,960,392 km (0.083 R)
• M8: 4,701,263 km (0.108 R)
• M9: 6,801,318 km (0.103 R)
• M10: 10,036,970 km (0.068 R)
• M11: 12,733,771 km (0.059 R)
• M12: 12,943,208 km (0.103 R)
• M13: 14,855,069 km (0.068 R)
• M14: 23,752,552 km (0.085 R)
• M15: 37,195,416 km (0.064 R)
• M16: 39,517,474 km (0.11 R)
• M17: 46,563,384 km (0.085 R)
• M18: 50,120,074 km (0.065 R)

Kuiper Belt

Range: 31.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 11,738 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit