🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.56 AU - 0.82 AU

Year: 211 Days

Day: 39.8 Hours

Environment

Temp: 150 °C

Axial Tilt: 67.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.69 AU - 0.83 AU

Year: 244 Days

Day: 22.2 Hours

Environment

Temp: 145 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,089,234 km

• M1: 171,439 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.06 AU - 1.44 AU

Year: 516 Days

Day: 39.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 70,089,234 km

• M1: 172,486 km (0.112 R)
• M2: 535,112 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.85 AU - 4.57 AU

Year: 3187 Days

Day: 33.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,089,234 km

• M1: 610,808 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.8

Radius: 10.1

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.86 AU - 5.9 AU

Year: 5261 Days

Day: 13.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,089,234 km

• M1: 125,662 km (0.083 R)
• M2: 500,255 km (0.11 R)
• M3: 911,649 km (0.049 R)
• M4: 1,243,607 km (0.108 R)
• M5: 1,811,331 km (0.103 R)
• M6: 2,332,829 km (0.106 R)
• M7: 3,220,992 km (0.087 R)
• M8: 4,224,045 km (0.054 R)
• M9: 4,798,053 km (0.102 R)
• M10: 5,117,743 km (0.119 R)
• M11: 5,451,646 km (0.112 R)
• M12: 6,071,280 km (0.057 R)
• M13: 8,557,447 km (0.062 R)
• M14: 9,029,428 km (0.115 R)
• M15: 10,241,919 km (0.067 R)
• M16: 11,001,427 km (0.082 R)
• M17: 12,383,263 km (0.064 R)
• M18: 12,936,476 km (0.106 R)
• M19: 15,031,893 km (0.035 R)
• M20: 16,012,657 km (0.066 R)
• M21: 16,428,539 km (0.077 R)
• M22: 17,531,374 km (0.101 R)
• M23: 18,487,604 km (0.112 R)
• M24: 20,295,644 km (0.08 R)
• M25: 22,662,133 km (0.073 R)
• M26: 28,193,664 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.1

Radius: 9

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.9 AU - 6.94 AU

Year: 6002 Days

Day: 13.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,089,234 km

• M1: 115,190 km (0.086 R)
• M2: 449,392 km (0.084 R)
• M3: 818,450 km (0.094 R)
• M4: 1,913,357 km (0.069 R)
• M5: 2,253,094 km (0.102 R)
• M6: 2,739,137 km (0.12 R)
• M7: 3,113,880 km (0.11 R)
• M8: 3,718,255 km (0.063 R)
• M9: 6,005,756 km (0.107 R)
• M10: 6,641,397 km (0.112 R)
• M11: 7,112,332 km (0.035 R)
• M12: 9,181,719 km (0.06 R)
• M13: 9,554,966 km (0.111 R)
• M14: 10,735,891 km (0.109 R)
• M15: 12,967,592 km (0.068 R)
• M16: 14,579,509 km (0.116 R)
• M17: 16,021,483 km (0.069 R)
• M18: 17,116,988 km (0.045 R)
• M19: 18,919,044 km (0.105 R)
• M20: 23,047,946 km (0.105 R)
• M21: 24,919,415 km (0.079 R)
• M22: 27,826,999 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.6

Radius: 12.2

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 10 AU - 11.98 AU

Year: 13442 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,089,234 km

• M1: 152,440 km (0.114 R)
• M2: 731,833 km (0.055 R)
• M3: 1,554,920 km (0.118 R)
• M4: 2,074,623 km (0.055 R)
• M5: 4,309,017 km (0.081 R)
• M6: 6,428,221 km (0.109 R)
• M7: 7,521,631 km (0.066 R)
• M8: 8,925,607 km (0.118 R)
• M9: 10,550,988 km (0.112 R)
• M10: 12,545,876 km (0.116 R)
• M11: 14,916,104 km (0.044 R)
• M12: 16,750,922 km (0.081 R)
• M13: 17,194,779 km (0.114 R)
• M14: 18,261,262 km (0.034 R)
• M15: 18,969,908 km (0.107 R)
• M16: 20,274,700 km (0.081 R)
• M17: 20,949,087 km (0.081 R)
• M18: 21,464,751 km (0.057 R)
• M19: 22,700,878 km (0.104 R)
• M20: 23,244,966 km (0.111 R)
• M21: 25,899,730 km (0.095 R)
• M22: 31,917,454 km (0.028 R)
• M23: 32,830,450 km (0.109 R)
• M24: 37,532,311 km (0.112 R)
• M25: 38,293,465 km (0.093 R)
• M26: 38,935,539 km (0.08 R)
• M27: 43,912,510 km (0.116 R)
• M28: 49,600,969 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891

Radius: 5.4

Gravity: 30.56 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 12.25 AU - 12.93 AU

Year: 16482 Days

Day: 20.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,089,234 km

• M1: 67,169 km (0.064 R)
• M2: 303,684 km (0.108 R)
• M3: 536,458 km (0.115 R)
• M4: 802,293 km (0.037 R)
• M5: 1,075,459 km (0.114 R)
• M6: 1,364,033 km (0.107 R)
• M7: 1,584,092 km (0.097 R)
• M8: 3,221,441 km (0.089 R)
• M9: 3,498,795 km (0.086 R)
• M10: 3,761,788 km (0.106 R)
• M11: 4,133,090 km (0.049 R)
• M12: 4,360,778 km (0.099 R)
• M13: 7,543,921 km (0.1 R)
• M14: 9,461,018 km (0.077 R)
• M15: 10,743,072 km (0.106 R)
• M16: 11,236,745 km (0.103 R)
• M17: 12,604,219 km (0.069 R)
• M18: 13,575,408 km (0.114 R)
• M19: 16,219,700 km (0.114 R)
• M20: 20,470,673 km (0.04 R)
• M21: 20,658,568 km (0.052 R)
• M22: 22,800,511 km (0.1 R)
• M23: 27,405,881 km (0.099 R)
• M24: 33,497,207 km (0.099 R)
• M25: 34,020,201 km (0.107 R)
• M26: 34,814,865 km (0.118 R)
• M27: 35,351,473 km (0.102 R)
• M28: 36,303,813 km (0.041 R)
• M29: 36,994,506 km (0.109 R)
• M30: 37,834,797 km (0.098 R)
• M31: 40,876,122 km (0.074 R)
• M32: 46,461,957 km (0.069 R)
• M33: 48,099,156 km (0.107 R)
• M34: 49,436,412 km (0.116 R)
• M35: 51,315,361 km (0.102 R)
• M36: 51,835,961 km (0.052 R)
• M37: 68,508,943 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.1

Radius: 3.3

Gravity: 34.17 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 15.67 AU - 16.67 AU

Year: 23991 Days

Day: 20.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 147.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,089,234 km

• M1: 42,785 km (0.098 R)
• M2: 205,847 km (0.034 R)
• M3: 544,686 km (0.113 R)
• M4: 662,419 km (0.119 R)
• M5: 882,179 km (0.108 R)
• M6: 2,087,788 km (0.104 R)
• M7: 2,581,311 km (0.079 R)
• M8: 2,967,723 km (0.077 R)
• M9: 7,129,535 km (0.09 R)
• M10: 10,888,331 km (0.03 R)
• M11: 15,171,468 km (0.071 R)
• M12: 16,176,317 km (0.113 R)
• M13: 19,278,079 km (0.096 R)
• M14: 19,997,047 km (0.119 R)
• M15: 21,680,023 km (0.104 R)
• M16: 29,948,596 km (0.051 R)
• M17: 46,807,079 km (0.078 R)
• M18: 52,479,980 km (0.081 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 12,768 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit