🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.43 AU - 0.59 AU

Year: 232 Days

Day: 23.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.4

Radius: 9.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.59 AU - 0.87 AU

Year: 397 Days

Day: 8.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 152.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 25,663,861 km

• M1: 123,119 km (0.111 R)
• M2: 486,492 km (0.028 R)
• M3: 1,421,180 km (0.052 R)
• M4: 1,812,229 km (0.106 R)
• M5: 2,374,567 km (0.04 R)
• M6: 4,537,154 km (0.115 R)

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.1

Radius: 12.5

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.01 AU - 1.49 AU

Year: 889 Days

Day: 10.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 102 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,663,861 km

• M1: 155,432 km (0.081 R)
• M2: 652,546 km (0.118 R)
• M3: 1,969,456 km (0.025 R)
• M4: 3,180,301 km (0.035 R)
• M5: 3,605,009 km (0.116 R)
• M6: 4,330,858 km (0.109 R)
• M7: 4,729,088 km (0.105 R)
• M8: 5,802,752 km (0.12 R)
• M9: 6,552,387 km (0.073 R)
• M10: 7,126,693 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.7

Radius: 13.8

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.24 AU - 2.02 AU

Year: 1323 Days

Day: 5.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,663,861 km

• M1: 171,738 km (0.106 R)
• M2: 1,102,985 km (0.065 R)
• M3: 1,941,332 km (0.046 R)
• M4: 2,522,071 km (0.102 R)
• M5: 3,461,246 km (0.105 R)
• M6: 3,969,430 km (0.083 R)
• M7: 5,199,573 km (0.078 R)
• M8: 5,757,723 km (0.101 R)
• M9: 6,475,493 km (0.073 R)
• M10: 6,944,333 km (0.083 R)
• M11: 7,595,981 km (0.1 R)
• M12: 8,961,660 km (0.057 R)
• M13: 9,576,956 km (0.087 R)
• M14: 10,721,380 km (0.113 R)
• M15: 11,593,386 km (0.099 R)
• M16: 12,065,218 km (0.06 R)
• M17: 12,549,765 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.8

Radius: 14.1

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.84 AU - 3.04 AU

Year: 2423 Days

Day: 10.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,663,861 km

• M1: 177,124 km (0.104 R)
• M2: 681,568 km (0.047 R)
• M3: 1,121,236 km (0.082 R)
• M4: 2,115,763 km (0.114 R)
• M5: 4,157,325 km (0.118 R)
• M6: 4,875,395 km (0.095 R)
• M7: 6,939,546 km (0.045 R)
• M8: 9,836,958 km (0.109 R)
• M9: 11,553,593 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.9

Radius: 14.1

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.56 AU - 2.72 AU

Year: 2727 Days

Day: 10.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,663,861 km

• M1: 178,470 km (0.104 R)
• M2: 638,334 km (0.119 R)
• M3: 1,238,222 km (0.074 R)
• M4: 2,069,387 km (0.12 R)
• M5: 3,301,625 km (0.069 R)
• M6: 4,203,850 km (0.036 R)
• M7: 4,884,819 km (0.053 R)
• M8: 5,512,083 km (0.116 R)
• M9: 6,138,300 km (0.089 R)
• M10: 7,627,696 km (0.109 R)
• M11: 8,273,510 km (0.038 R)
• M12: 9,096,448 km (0.094 R)
• M13: 10,201,228 km (0.062 R)
• M14: 11,270,255 km (0.098 R)
• M15: 12,899,824 km (0.093 R)
• M16: 13,959,725 km (0.096 R)
• M17: 19,430,071 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456

Radius: 9.2

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.05 AU - 4.21 AU

Year: 4397 Days

Day: 14.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,663,861 km

• M1: 114,592 km (0.068 R)
• M2: 403,615 km (0.107 R)
• M3: 732,730 km (0.114 R)
• M4: 1,394,851 km (0.05 R)
• M5: 1,714,541 km (0.079 R)
• M6: 2,016,280 km (0.072 R)
• M7: 2,505,166 km (0.051 R)
• M8: 3,347,402 km (0.071 R)
• M9: 4,551,814 km (0.105 R)
• M10: 7,262,229 km (0.088 R)
• M11: 9,678,833 km (0.058 R)
• M12: 10,439,837 km (0.1 R)
• M13: 11,197,101 km (0.081 R)
• M14: 11,589,347 km (0.113 R)
• M15: 14,803,158 km (0.041 R)
• M16: 15,867,098 km (0.076 R)
• M17: 16,362,267 km (0.04 R)
• M18: 17,733,032 km (0.077 R)
• M19: 18,206,510 km (0.117 R)
• M20: 18,993,843 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.2

Radius: 10

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.07 AU - 6.69 AU

Year: 9066 Days

Day: 6.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 177.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 25,663,861 km

• M1: 124,765 km (0.115 R)
• M2: 514,916 km (0.076 R)
• M3: 1,177,634 km (0.09 R)
• M4: 1,600,847 km (0.111 R)
• M5: 2,494,844 km (0.039 R)
• M6: 2,930,622 km (0.115 R)
• M7: 3,515,101 km (0.118 R)
• M8: 3,955,816 km (0.073 R)
• M9: 4,640,526 km (0.083 R)
• M10: 5,469,448 km (0.113 R)
• M11: 5,990,796 km (0.076 R)
• M12: 6,933,263 km (0.026 R)
• M13: 7,756,051 km (0.12 R)
• M14: 8,235,662 km (0.101 R)
• M15: 8,827,770 km (0.115 R)
• M16: 9,206,253 km (0.034 R)
• M17: 10,302,805 km (0.062 R)
• M18: 10,990,656 km (0.116 R)
• M19: 12,050,557 km (0.102 R)
• M20: 12,694,427 km (0.041 R)
• M21: 13,609,367 km (0.088 R)
• M22: 14,633,215 km (0.093 R)
• M23: 15,914,670 km (0.072 R)
• M24: 18,163,725 km (0.104 R)
• M25: 18,699,584 km (0.108 R)
• M26: 19,403,891 km (0.053 R)
• M27: 22,926,771 km (0.064 R)
• M28: 30,132,452 km (0.096 R)
• M29: 30,560,152 km (0.096 R)
• M30: 33,897,830 km (0.075 R)
• M31: 41,287,816 km (0.118 R)
• M32: 42,481,457 km (0.114 R)
• M33: 43,698,136 km (0.119 R)
• M34: 47,487,151 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.6

Radius: 3.3

Gravity: 71.68 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 11 AU - 11.5 AU

Year: 23992 Days

Day: 23.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 25,663,861 km

• M1: 62,382 km (0.09 R)
• M2: 203,902 km (0.118 R)
• M3: 546,780 km (0.112 R)
• M4: 996,023 km (0.093 R)
• M5: 1,672,504 km (0.043 R)
• M6: 1,885,980 km (0.093 R)
• M7: 4,884,969 km (0.084 R)
• M8: 5,402,129 km (0.106 R)
• M9: 6,544,308 km (0.097 R)
• M10: 7,474,358 km (0.069 R)
• M11: 8,433,580 km (0.043 R)
• M12: 9,959,478 km (0.077 R)
• M13: 10,592,427 km (0.086 R)
• M14: 11,051,094 km (0.106 R)
• M15: 11,591,441 km (0.086 R)
• M16: 14,719,682 km (0.058 R)
• M17: 15,539,479 km (0.088 R)
• M18: 16,475,961 km (0.057 R)
• M19: 17,904,322 km (0.119 R)
• M20: 22,253,730 km (0.11 R)
• M21: 23,551,492 km (0.065 R)
• M22: 23,995,199 km (0.107 R)
• M23: 25,243,743 km (0.063 R)
• M24: 25,475,321 km (0.03 R)
• M25: 26,654,451 km (0.078 R)
• M26: 30,671,453 km (0.044 R)
• M27: 40,035,681 km (0.101 R)
• M28: 42,112,249 km (0.095 R)
• M29: 44,596,172 km (0.108 R)
• M30: 45,445,290 km (0.099 R)
• M31: 48,235,141 km (0.119 R)
• M32: 54,925,008 km (0.1 R)
• M33: 60,329,530 km (0.084 R)
• M34: 61,996,350 km (0.104 R)
• M35: 69,878,063 km (0.096 R)
• M36: 70,563,520 km (0.084 R)
• M37: 73,821,463 km (0.055 R)
• M38: 76,450,496 km (0.117 R)
• M39: 79,389,047 km (0.107 R)
• M40: 80,886,073 km (0.094 R)
• M41: 87,856,286 km (0.113 R)
• M42: 88,387,957 km (0.045 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.1

Radius: 4.6

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 11.41 AU - 11.59 AU

Year: 24796 Days

Day: 15.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,663,861 km

• M1: 57,894 km (0.109 R)
• M2: 842,386 km (0.106 R)
• M3: 1,822,102 km (0.101 R)
• M4: 4,950,642 km (0.103 R)
• M5: 6,130,521 km (0.104 R)
• M6: 6,399,348 km (0.032 R)
• M7: 8,616,389 km (0.077 R)
• M8: 9,260,856 km (0.082 R)
• M9: 10,224,715 km (0.116 R)
• M10: 16,005,925 km (0.093 R)
• M11: 16,745,387 km (0.049 R)
• M12: 17,686,507 km (0.088 R)
• M13: 21,190,239 km (0.098 R)
• M14: 24,753,062 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 15,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit