🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.52 AU - 0.78 AU

Year: 344 Days

Day: 28.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.8

Radius: 10.6

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.66 AU - 0.94 AU

Year: 469 Days

Day: 11.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 21,042,669 km

• M1: 132,095 km (0.113 R)
• M2: 579,393 km (0.066 R)
• M3: 1,438,683 km (0.115 R)
• M4: 2,340,010 km (0.117 R)
• M5: 2,851,335 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302

Radius: 10.2

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.32 AU - 1.36 AU

Year: 1018 Days

Day: 13.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 21,042,669 km

• M1: 127,158 km (0.108 R)
• M2: 471,084 km (0.069 R)
• M3: 898,485 km (0.103 R)
• M4: 1,669,363 km (0.099 R)
• M5: 2,810,645 km (0.104 R)
• M6: 3,158,310 km (0.099 R)
• M7: 3,868,751 km (0.071 R)
• M8: 6,081,752 km (0.12 R)
• M9: 6,461,431 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885

Radius: 11.9

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.33 AU - 1.59 AU

Year: 1157 Days

Day: 5.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,042,669 km

• M1: 148,251 km (0.036 R)
• M2: 633,697 km (0.112 R)
• M3: 1,017,266 km (0.108 R)
• M4: 1,485,806 km (0.113 R)
• M5: 2,066,246 km (0.117 R)
• M6: 2,464,625 km (0.045 R)
• M7: 3,404,548 km (0.083 R)
• M8: 4,260,248 km (0.105 R)
• M9: 5,192,841 km (0.104 R)
• M10: 5,806,043 km (0.089 R)
• M11: 6,326,195 km (0.068 R)
• M12: 6,754,942 km (0.075 R)
• M13: 7,305,313 km (0.097 R)
• M14: 8,131,392 km (0.089 R)
• M15: 8,610,255 km (0.107 R)
• M16: 9,969,501 km (0.078 R)
• M17: 11,536,838 km (0.047 R)
• M18: 11,961,995 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971

Radius: 11.1

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.77 AU - 1.77 AU

Year: 1545 Days

Day: 14.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,042,669 km

• M1: 138,079 km (0.072 R)
• M2: 582,534 km (0.066 R)
• M3: 935,286 km (0.051 R)
• M4: 1,510,340 km (0.113 R)
• M5: 2,024,209 km (0.098 R)
• M6: 2,438,296 km (0.073 R)
• M7: 3,309,554 km (0.094 R)
• M8: 3,817,438 km (0.111 R)
• M9: 4,717,718 km (0.117 R)
• M10: 5,340,494 km (0.037 R)
• M11: 6,238,530 km (0.091 R)
• M12: 8,152,785 km (0.091 R)
• M13: 9,179,475 km (0.104 R)
• M14: 10,395,406 km (0.11 R)
• M15: 11,189,771 km (0.079 R)
• M16: 11,715,907 km (0.066 R)
• M17: 12,140,914 km (0.091 R)
• M18: 12,736,912 km (0.043 R)
• M19: 13,816,261 km (0.063 R)
• M20: 14,422,132 km (0.028 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686

Radius: 13.1

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.05 AU - 4.35 AU

Year: 4669 Days

Day: 9.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,042,669 km

• M1: 170,392 km (0.108 R)
• M2: 627,713 km (0.084 R)
• M3: 1,271,133 km (0.091 R)
• M4: 1,775,278 km (0.112 R)
• M5: 2,413,014 km (0.066 R)
• M6: 2,830,691 km (0.086 R)
• M7: 3,643,755 km (0.091 R)
• M8: 5,016,166 km (0.105 R)
• M9: 7,135,818 km (0.108 R)
• M10: 7,792,403 km (0.07 R)
• M11: 9,672,849 km (0.068 R)
• M12: 10,609,032 km (0.029 R)
• M13: 11,651,430 km (0.107 R)
• M14: 12,125,506 km (0.117 R)
• M15: 13,781,853 km (0.102 R)
• M16: 15,078,119 km (0.064 R)
• M17: 18,995,938 km (0.076 R)
• M18: 21,154,037 km (0.064 R)
• M19: 25,712,583 km (0.113 R)
• M20: 28,009,209 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.5

Radius: 12.6

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.43 AU - 4.19 AU

Year: 4879 Days

Day: 7.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,042,669 km

• M1: 157,377 km (0.112 R)
• M2: 692,937 km (0.104 R)
• M3: 1,692,999 km (0.045 R)
• M4: 2,674,511 km (0.107 R)
• M5: 3,196,308 km (0.084 R)
• M6: 3,631,638 km (0.095 R)
• M7: 4,106,611 km (0.089 R)
• M8: 4,623,173 km (0.079 R)
• M9: 5,787,194 km (0.06 R)
• M10: 6,523,215 km (0.088 R)
• M11: 7,727,179 km (0.1 R)
• M12: 8,382,268 km (0.116 R)
• M13: 9,361,386 km (0.063 R)
• M14: 10,651,069 km (0.076 R)
• M15: 11,504,824 km (0.12 R)
• M16: 14,244,859 km (0.101 R)
• M17: 16,052,001 km (0.109 R)
• M18: 16,686,894 km (0.108 R)
• M19: 17,559,648 km (0.09 R)
• M20: 18,693,002 km (0.12 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 16,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit