🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.5 AU - 0.5 AU

Year: 228 Days

Day: 13.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,792,434 km

• M1: 118,332 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242

Radius: 13.7

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.81 AU - 0.83 AU

Year: 479 Days

Day: 8.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 57,792,434 km

• M1: 170,392 km (0.11 R)
• M2: 818,001 km (0.066 R)
• M3: 1,298,061 km (0.1 R)
• M4: 1,742,666 km (0.115 R)
• M5: 2,568,296 km (0.111 R)
• M6: 3,285,319 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.9

Radius: 12.4

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.95 AU - 1.55 AU

Year: 902 Days

Day: 10.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,792,434 km

• M1: 154,684 km (0.112 R)
• M2: 635,342 km (0.099 R)
• M3: 1,191,547 km (0.116 R)
• M4: 1,584,241 km (0.086 R)
• M5: 2,144,785 km (0.089 R)
• M6: 2,810,944 km (0.033 R)
• M7: 3,328,852 km (0.118 R)
• M8: 3,894,781 km (0.104 R)
• M9: 4,644,116 km (0.104 R)
• M10: 5,053,715 km (0.051 R)
• M11: 5,925,572 km (0.105 R)
• M12: 6,344,147 km (0.084 R)
• M13: 6,940,593 km (0.103 R)
• M14: 7,769,216 km (0.119 R)
• M15: 9,203,411 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.8

Radius: 8.5

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.24 AU - 1.5 AU

Year: 1035 Days

Day: 14.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,792,434 km

• M1: 105,766 km (0.099 R)
• M2: 411,095 km (0.085 R)
• M3: 676,781 km (0.063 R)
• M4: 1,361,191 km (0.115 R)
• M5: 1,688,212 km (0.033 R)
• M6: 2,701,588 km (0.115 R)
• M7: 3,333,041 km (0.081 R)
• M8: 3,949,533 km (0.106 R)
• M9: 6,387,530 km (0.062 R)
• M10: 6,716,496 km (0.107 R)
• M11: 6,987,866 km (0.084 R)
• M12: 8,482,349 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.1

Radius: 13.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.36 AU - 1.86 AU

Year: 1319 Days

Day: 6.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,792,434 km

• M1: 171,589 km (0.104 R)
• M2: 663,167 km (0.077 R)
• M3: 1,189,602 km (0.101 R)
• M4: 1,895,854 km (0.091 R)
• M5: 2,370,827 km (0.106 R)
• M6: 2,912,072 km (0.057 R)
• M7: 3,394,675 km (0.11 R)
• M8: 4,104,218 km (0.115 R)
• M9: 4,618,236 km (0.045 R)
• M10: 5,113,255 km (0.108 R)
• M11: 5,687,861 km (0.095 R)
• M12: 6,258,128 km (0.097 R)
• M13: 6,791,295 km (0.097 R)
• M14: 8,663,661 km (0.09 R)
• M15: 12,858,835 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.8

Radius: 13.6

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.83 AU - 2.93 AU

Year: 2371 Days

Day: 6.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,792,434 km

• M1: 169,195 km (0.065 R)
• M2: 731,234 km (0.088 R)
• M3: 1,203,964 km (0.087 R)
• M4: 1,898,098 km (0.085 R)
• M5: 3,325,860 km (0.084 R)
• M6: 4,917,581 km (0.086 R)
• M7: 5,470,944 km (0.081 R)
• M8: 6,290,142 km (0.108 R)
• M9: 6,943,585 km (0.097 R)
• M10: 7,670,780 km (0.073 R)
• M11: 8,356,088 km (0.118 R)
• M12: 10,125,981 km (0.103 R)
• M13: 10,914,511 km (0.117 R)
• M14: 12,818,144 km (0.03 R)
• M15: 15,861,563 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.5

Radius: 5.7

Gravity: 26.18 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.13 AU - 7.81 AU

Year: 11881 Days

Day: 20.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,792,434 km

• M1: 71,059 km (0.037 R)
• M2: 269,575 km (0.08 R)
• M3: 668,852 km (0.066 R)
• M4: 1,449,753 km (0.035 R)
• M5: 1,692,550 km (0.057 R)
• M6: 1,875,060 km (0.103 R)
• M7: 2,070,734 km (0.058 R)
• M8: 2,675,109 km (0.065 R)
• M9: 3,364,905 km (0.104 R)
• M10: 4,628,259 km (0.053 R)
• M11: 5,055,211 km (0.094 R)
• M12: 7,071,791 km (0.064 R)
• M13: 8,664,260 km (0.054 R)
• M14: 10,873,372 km (0.097 R)
• M15: 11,101,658 km (0.097 R)
• M16: 11,865,505 km (0.077 R)
• M17: 15,416,061 km (0.097 R)
• M18: 16,741,199 km (0.115 R)
• M19: 21,169,595 km (0.047 R)
• M20: 22,249,841 km (0.11 R)
• M21: 26,525,498 km (0.057 R)
• M22: 34,527,637 km (0.03 R)
• M23: 34,897,294 km (0.047 R)
• M24: 40,625,845 km (0.102 R)
• M25: 42,431,042 km (0.089 R)
• M26: 48,166,625 km (0.102 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 12,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit