🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.43 AU - 0.59 AU

Year: 232 Days

Day: 15.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.45 AU - 0.59 AU

Year: 238 Days

Day: 43.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,388,674 km

• M1: 81,531 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.7

Radius: 12.5

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.77 AU - 0.79 AU

Year: 438 Days

Day: 9.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,388,674 km

• M1: 156,479 km (0.107 R)
• M2: 565,031 km (0.026 R)
• M3: 1,197,232 km (0.069 R)
• M4: 1,831,676 km (0.116 R)
• M5: 2,292,887 km (0.033 R)
• M6: 2,976,549 km (0.059 R)
• M7: 3,804,274 km (0.051 R)
• M8: 4,355,542 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.3

Radius: 12.2

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.99 AU - 1.11 AU

Year: 684 Days

Day: 11.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,388,674 km

• M1: 151,692 km (0.088 R)
• M2: 740,509 km (0.038 R)
• M3: 1,521,261 km (0.054 R)
• M4: 2,211,805 km (0.054 R)
• M5: 2,699,194 km (0.053 R)
• M6: 3,102,510 km (0.044 R)
• M7: 3,934,574 km (0.118 R)
• M8: 4,861,632 km (0.05 R)
• M9: 6,304,653 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.2

Radius: 8.9

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.88 AU - 1.26 AU

Year: 704 Days

Day: 12.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,388,674 km

• M1: 110,702 km (0.112 R)
• M2: 397,332 km (0.112 R)
• M3: 734,675 km (0.084 R)
• M4: 1,023,698 km (0.102 R)
• M5: 1,700,180 km (0.119 R)
• M6: 2,519,378 km (0.086 R)
• M7: 2,812,889 km (0.082 R)
• M8: 3,129,438 km (0.096 R)
• M9: 4,281,192 km (0.102 R)
• M10: 4,976,672 km (0.096 R)
• M11: 5,831,624 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.6

Radius: 8.8

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.18 AU - 1.36 AU

Year: 910 Days

Day: 14.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,388,674 km

• M1: 109,655 km (0.091 R)
• M2: 418,575 km (0.109 R)
• M3: 745,596 km (0.084 R)
• M4: 1,416,393 km (0.111 R)
• M5: 1,753,736 km (0.095 R)
• M6: 2,241,574 km (0.055 R)
• M7: 2,670,322 km (0.12 R)
• M8: 4,125,760 km (0.081 R)
• M9: 5,575,812 km (0.048 R)
• M10: 7,517,293 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.7

Radius: 13.9

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.12 AU - 1.84 AU

Year: 1145 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,388,674 km

• M1: 173,234 km (0.062 R)
• M2: 626,217 km (0.114 R)
• M3: 1,271,881 km (0.025 R)
• M4: 1,777,821 km (0.089 R)
• M5: 2,245,314 km (0.034 R)
• M6: 3,255,848 km (0.084 R)
• M7: 3,816,092 km (0.097 R)
• M8: 4,295,852 km (0.094 R)
• M9: 5,316,110 km (0.087 R)
• M10: 5,939,484 km (0.049 R)
• M11: 6,444,676 km (0.062 R)
• M12: 7,053,540 km (0.098 R)
• M13: 7,834,740 km (0.104 R)
• M14: 8,500,749 km (0.107 R)
• M15: 8,935,930 km (0.098 R)
• M16: 10,561,460 km (0.063 R)
• M17: 11,065,007 km (0.077 R)
• M18: 11,549,554 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.4

Radius: 15

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.38 AU - 2.96 AU

Year: 2774 Days

Day: 6.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,388,674 km

• M1: 186,549 km (0.097 R)
• M2: 721,511 km (0.101 R)
• M3: 1,584,690 km (0.062 R)
• M4: 2,778,032 km (0.085 R)
• M5: 3,689,532 km (0.084 R)
• M6: 4,298,246 km (0.082 R)
• M7: 5,042,795 km (0.119 R)
• M8: 5,594,362 km (0.115 R)
• M9: 6,320,360 km (0.103 R)
• M10: 7,167,234 km (0.065 R)
• M11: 9,581,444 km (0.119 R)
• M12: 10,130,469 km (0.099 R)
• M13: 10,661,691 km (0.074 R)
• M14: 12,325,518 km (0.102 R)
• M15: 13,970,646 km (0.071 R)
• M16: 15,909,434 km (0.108 R)
• M17: 17,802,745 km (0.101 R)
• M18: 18,974,246 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.7

Radius: 8.1

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.96 AU - 5.02 AU

Year: 7087 Days

Day: 5.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,388,674 km

• M1: 101,128 km (0.102 R)
• M2: 459,415 km (0.119 R)
• M3: 821,143 km (0.095 R)
• M4: 1,359,097 km (0.08 R)
• M5: 1,934,300 km (0.066 R)
• M6: 2,969,967 km (0.101 R)
• M7: 4,626,613 km (0.079 R)
• M8: 5,073,462 km (0.039 R)
• M9: 5,344,982 km (0.034 R)
• M10: 5,971,648 km (0.085 R)
• M11: 6,530,396 km (0.08 R)
• M12: 8,417,124 km (0.111 R)
• M13: 8,976,022 km (0.04 R)
• M14: 9,596,703 km (0.096 R)
• M15: 11,252,752 km (0.118 R)
• M16: 12,236,208 km (0.096 R)
• M17: 15,946,385 km (0.101 R)
• M18: 17,020,348 km (0.065 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.3

Radius: 7.8

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.17 AU - 7.81 AU

Year: 11750 Days

Day: 24 Hours

Environment

Temp: -216 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,388,674 km

• M1: 97,687 km (0.073 R)
• M2: 388,356 km (0.12 R)
• M3: 681,867 km (0.114 R)
• M4: 2,185,625 km (0.106 R)
• M5: 4,415,232 km (0.072 R)
• M6: 4,833,806 km (0.093 R)
• M7: 5,526,594 km (0.066 R)
• M8: 6,850,386 km (0.074 R)
• M9: 7,489,019 km (0.12 R)
• M10: 9,597,900 km (0.057 R)
• M11: 10,348,881 km (0.06 R)
• M12: 11,808,957 km (0.073 R)
• M13: 13,631,956 km (0.106 R)
• M14: 14,701,581 km (0.113 R)
• M15: 15,698,352 km (0.101 R)
• M16: 17,209,290 km (0.119 R)
• M17: 18,742,968 km (0.089 R)
• M18: 20,139,015 km (0.098 R)
• M19: 21,524,291 km (0.078 R)
• M20: 24,914,777 km (0.102 R)
• M21: 25,439,118 km (0.064 R)
• M22: 26,329,225 km (0.108 R)
• M23: 27,796,481 km (0.075 R)
• M24: 29,511,322 km (0.075 R)
• M25: 32,317,179 km (0.118 R)
• M26: 35,846,642 km (0.12 R)
• M27: 37,304,922 km (0.074 R)
• M28: 38,221,658 km (0.092 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 16,716 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit