🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.53 AU - 0.75 AU

Year: 336 Days

Day: 25.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.5

Radius: 14.9

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.88 AU - 0.9 AU

Year: 551 Days

Day: 13.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 90,038,561 km

• M1: 185,352 km (0.106 R)
• M2: 683,213 km (0.11 R)
• M3: 1,183,020 km (0.116 R)
• M4: 1,708,856 km (0.101 R)
• M5: 2,693,659 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.5

Radius: 12.4

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.24 AU - 1.24 AU

Year: 906 Days

Day: 9 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 90,038,561 km

• M1: 156,031 km (0.063 R)
• M2: 595,998 km (0.035 R)
• M3: 1,103,284 km (0.079 R)
• M4: 1,653,356 km (0.118 R)
• M5: 2,111,873 km (0.1 R)
• M6: 2,565,903 km (0.091 R)
• M7: 3,123,304 km (0.105 R)
• M8: 4,011,617 km (0.063 R)
• M9: 5,043,692 km (0.08 R)
• M10: 5,943,224 km (0.077 R)
• M11: 8,108,803 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.3

Radius: 13.7

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.11 AU - 1.57 AU

Year: 1018 Days

Day: 10.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 90,038,561 km

• M1: 170,392 km (0.108 R)
• M2: 683,961 km (0.116 R)
• M3: 1,201,271 km (0.078 R)
• M4: 1,708,108 km (0.08 R)
• M5: 3,064,213 km (0.102 R)
• M6: 4,191,583 km (0.118 R)
• M7: 4,786,982 km (0.073 R)
• M8: 5,300,103 km (0.117 R)
• M9: 6,615,517 km (0.119 R)
• M10: 7,064,610 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.7

Radius: 9.2

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.26 AU - 1.46 AU

Year: 1040 Days

Day: 11.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,038,561 km

• M1: 114,442 km (0.118 R)
• M2: 412,441 km (0.058 R)
• M3: 815,458 km (0.07 R)
• M4: 1,381,387 km (0.1 R)
• M5: 1,910,814 km (0.106 R)
• M6: 2,631,875 km (0.059 R)
• M7: 3,159,357 km (0.059 R)
• M8: 3,493,559 km (0.1 R)
• M9: 3,948,785 km (0.091 R)
• M10: 4,586,671 km (0.105 R)
• M11: 5,331,668 km (0.104 R)
• M12: 5,618,148 km (0.103 R)
• M13: 7,012,550 km (0.087 R)
• M14: 7,947,387 km (0.107 R)
• M15: 8,240,748 km (0.115 R)
• M16: 9,193,687 km (0.066 R)
• M17: 10,375,211 km (0.114 R)
• M18: 10,986,318 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.8

Radius: 11.7

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.38 AU - 1.48 AU

Year: 1122 Days

Day: 6.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 90,038,561 km

• M1: 149,448 km (0.043 R)
• M2: 521,947 km (0.034 R)
• M3: 1,095,056 km (0.065 R)
• M4: 1,549,086 km (0.086 R)
• M5: 2,159,296 km (0.038 R)
• M6: 4,132,342 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.5

Radius: 13.9

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.59 AU - 3.45 AU

Year: 3443 Days

Day: 9.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,038,561 km

• M1: 172,935 km (0.047 R)
• M2: 621,729 km (0.081 R)
• M3: 1,127,968 km (0.11 R)
• M4: 2,115,613 km (0.087 R)
• M5: 2,932,567 km (0.079 R)
• M6: 3,541,879 km (0.077 R)
• M7: 4,818,547 km (0.085 R)
• M8: 7,412,574 km (0.087 R)
• M9: 9,761,411 km (0.064 R)
• M10: 10,367,132 km (0.112 R)
• M11: 11,301,072 km (0.104 R)
• M12: 13,582,589 km (0.105 R)
• M13: 14,805,552 km (0.087 R)
• M14: 16,267,721 km (0.084 R)
• M15: 16,833,052 km (0.08 R)
• M16: 17,764,897 km (0.055 R)
• M17: 20,570,605 km (0.111 R)
• M18: 21,165,256 km (0.12 R)
• M19: 21,771,427 km (0.058 R)
• M20: 22,877,703 km (0.092 R)
• M21: 23,659,651 km (0.095 R)
• M22: 24,239,642 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.9

Radius: 6.2

Gravity: 20.91 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 9.75 AU - 11.11 AU

Year: 22097 Days

Day: 23.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 90,038,561 km

• M1: 141,669 km (0.052 R)
• M2: 428,149 km (0.099 R)
• M3: 848,220 km (0.047 R)
• M4: 1,464,862 km (0.092 R)
• M5: 1,671,906 km (0.061 R)
• M6: 1,898,547 km (0.087 R)
• M7: 2,188,916 km (0.084 R)
• M8: 3,386,297 km (0.081 R)
• M9: 4,854,152 km (0.093 R)
• M10: 5,644,477 km (0.094 R)
• M11: 5,897,447 km (0.086 R)
• M12: 7,477,201 km (0.093 R)
• M13: 8,693,581 km (0.104 R)
• M14: 10,983,326 km (0.106 R)
• M15: 12,980,607 km (0.105 R)
• M16: 13,949,702 km (0.081 R)
• M17: 17,677,681 km (0.079 R)
• M18: 19,624,697 km (0.119 R)
• M19: 20,206,334 km (0.066 R)
• M20: 23,072,928 km (0.072 R)
• M21: 24,714,915 km (0.098 R)
• M22: 25,736,668 km (0.104 R)
• M23: 27,985,573 km (0.095 R)
• M24: 28,598,475 km (0.115 R)
• M25: 31,270,742 km (0.082 R)
• M26: 31,797,925 km (0.059 R)
• M27: 32,734,707 km (0.094 R)
• M28: 34,243,850 km (0.093 R)
• M29: 35,228,055 km (0.071 R)
• M30: 35,798,770 km (0.086 R)
• M31: 36,666,588 km (0.049 R)
• M32: 42,329,615 km (0.068 R)
• M33: 43,136,845 km (0.119 R)
• M34: 44,284,410 km (0.067 R)
• M35: 44,782,272 km (0.095 R)
• M36: 50,508,729 km (0.093 R)
• M37: 50,870,606 km (0.027 R)
• M38: 55,927,762 km (0.104 R)
• M39: 60,899,797 km (0.106 R)
• M40: 65,942,442 km (0.03 R)
• M41: 66,809,063 km (0.098 R)
• M42: 67,683,313 km (0.069 R)
• M43: 69,231,501 km (0.093 R)
• M44: 71,256,458 km (0.1 R)
• M45: 72,169,005 km (0.061 R)
• M46: 80,242,503 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854

Radius: 4.4

Gravity: 44.11 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9.2 AU - 12.26 AU

Year: 23057 Days

Day: 15.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,038,561 km

• M1: 181,163 km (0.096 R)
• M2: 451,636 km (0.113 R)
• M3: 763,847 km (0.113 R)
• M4: 1,121,236 km (0.09 R)
• M5: 8,928,151 km (0.093 R)
• M6: 9,516,818 km (0.095 R)
• M7: 13,833,913 km (0.075 R)
• M8: 14,621,247 km (0.114 R)
• M9: 20,179,406 km (0.085 R)
• M10: 21,708,596 km (0.061 R)
• M11: 25,225,492 km (0.106 R)
• M12: 30,393,051 km (0.049 R)
• M13: 31,184,424 km (0.076 R)
• M14: 34,916,293 km (0.079 R)
• M15: 36,666,289 km (0.115 R)
• M16: 37,865,016 km (0.075 R)
• M17: 42,592,758 km (0.118 R)
• M18: 52,253,788 km (0.084 R)
• M19: 52,819,119 km (0.092 R)
• M20: 59,924,419 km (0.094 R)
• M21: 61,167,428 km (0.117 R)
• M22: 82,944,839 km (0.085 R)
• M23: 83,971,379 km (0.075 R)
• M24: 86,311,838 km (0.108 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 12,066 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit