🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.53 AU - 0.75 AU

Year: 326 Days

Day: 35.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,131,960 km

• M1: 106,214 km (0.042 R)
• M2: 533,167 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.6

Radius: 13.7

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.83 AU - 0.97 AU

Year: 543 Days

Day: 13.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,131,960 km

• M1: 170,691 km (0.1 R)
• M2: 603,179 km (0.061 R)
• M3: 1,214,286 km (0.091 R)
• M4: 1,672,055 km (0.105 R)
• M5: 2,351,080 km (0.075 R)
• M6: 2,932,717 km (0.085 R)
• M7: 3,410,831 km (0.03 R)
• M8: 4,147,601 km (0.076 R)
• M9: 5,449,701 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.1

Radius: 14.2

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.83 AU - 1.01 AU

Year: 561 Days

Day: 9.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,131,960 km

• M1: 176,525 km (0.069 R)
• M2: 632,799 km (0.062 R)
• M3: 1,089,222 km (0.094 R)
• M4: 1,545,944 km (0.104 R)
• M5: 2,253,991 km (0.094 R)
• M6: 3,268,713 km (0.043 R)
• M7: 3,717,806 km (0.096 R)
• M8: 4,356,290 km (0.081 R)
• M9: 5,619,195 km (0.096 R)
• M10: 6,702,284 km (0.05 R)
• M11: 7,261,929 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 11.9

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.16 AU - 1.56 AU

Year: 1008 Days

Day: 11.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,131,960 km

• M1: 147,952 km (0.065 R)
• M2: 597,344 km (0.101 R)
• M3: 1,445,564 km (0.119 R)
• M4: 1,849,030 km (0.117 R)
• M5: 2,408,675 km (0.105 R)
• M6: 3,010,956 km (0.113 R)
• M7: 3,727,381 km (0.055 R)
• M8: 5,118,641 km (0.073 R)
• M9: 5,541,105 km (0.111 R)
• M10: 6,118,403 km (0.054 R)
• M11: 6,806,703 km (0.113 R)
• M12: 7,622,610 km (0.114 R)
• M13: 8,310,611 km (0.089 R)
• M14: 8,896,137 km (0.084 R)
• M15: 9,301,547 km (0.101 R)
• M16: 10,592,726 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.9

Radius: 12.1

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.32 AU - 2.54 AU

Year: 2408 Days

Day: 6.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,131,960 km

• M1: 150,495 km (0.117 R)
• M2: 635,791 km (0.097 R)
• M3: 1,520,064 km (0.079 R)
• M4: 2,286,454 km (0.099 R)
• M5: 2,766,663 km (0.039 R)
• M6: 3,717,806 km (0.081 R)
• M7: 5,525,547 km (0.061 R)
• M8: 5,964,018 km (0.034 R)
• M9: 6,565,851 km (0.101 R)
• M10: 7,088,097 km (0.054 R)
• M11: 7,606,753 km (0.09 R)
• M12: 9,790,283 km (0.05 R)
• M13: 10,395,706 km (0.111 R)
• M14: 11,187,527 km (0.108 R)
• M15: 12,061,777 km (0.05 R)
• M16: 12,891,447 km (0.059 R)
• M17: 14,664,780 km (0.099 R)
• M18: 16,648,298 km (0.068 R)
• M19: 17,076,298 km (0.063 R)
• M20: 20,040,280 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.6

Radius: 11.6

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.57 AU - 5.29 AU

Year: 6960 Days

Day: 8.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,131,960 km

• M1: 149,897 km (0.062 R)
• M2: 1,711,848 km (0.058 R)
• M3: 3,427,287 km (0.101 R)
• M4: 4,527,729 km (0.098 R)
• M5: 6,424,780 km (0.083 R)
• M6: 6,816,427 km (0.106 R)
• M7: 7,926,294 km (0.117 R)
• M8: 10,846,893 km (0.046 R)
• M9: 12,685,451 km (0.099 R)
• M10: 14,723,273 km (0.06 R)
• M11: 19,883,951 km (0.101 R)
• M12: 21,419,423 km (0.085 R)
• M13: 23,364,644 km (0.092 R)
• M14: 24,123,554 km (0.072 R)
• M15: 24,986,136 km (0.07 R)
• M16: 28,072,788 km (0.096 R)
• M17: 36,546,311 km (0.04 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.4

Radius: 3

Gravity: 37.49 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 7.55 AU - 7.75 AU

Year: 13453 Days

Day: 21 Hours

Environment

Temp: -235 °C

Axial Tilt: 101 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,131,960 km

• M1: 37,250 km (0.052 R)
• M2: 495,468 km (0.11 R)
• M3: 1,384,079 km (0.081 R)
• M4: 1,505,703 km (0.085 R)
• M5: 1,693,747 km (0.103 R)
• M6: 2,315,775 km (0.12 R)
• M7: 2,647,284 km (0.118 R)
• M8: 2,835,179 km (0.079 R)
• M9: 5,328,527 km (0.118 R)
• M10: 6,080,106 km (0.057 R)
• M11: 8,439,564 km (0.119 R)
• M12: 8,800,394 km (0.092 R)
• M13: 14,276,723 km (0.04 R)
• M14: 16,326,812 km (0.114 R)
• M15: 19,251,002 km (0.097 R)
• M16: 27,651,521 km (0.05 R)
• M17: 28,746,727 km (0.118 R)
• M18: 30,600,544 km (0.084 R)
• M19: 37,957,468 km (0.103 R)
• M20: 45,170,778 km (0.109 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: 230 - 14,298 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit