🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.43 AU - 0.65 AU

Year: 260 Days

Day: 17.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.2

Radius: 10.8

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.83 AU - 0.91 AU

Year: 532 Days

Day: 6 Hours

Environment

Temp: -146 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 28,723,537 km

• M1: 134,339 km (0.111 R)
• M2: 578,345 km (0.05 R)
• M3: 1,263,952 km (0.11 R)
• M4: 2,045,003 km (0.045 R)
• M5: 2,442,634 km (0.06 R)
• M6: 3,303,121 km (0.077 R)
• M7: 3,775,551 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.2

Radius: 8

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.98 AU - 1.52 AU

Year: 917 Days

Day: 6.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 28,723,537 km

• M1: 99,931 km (0.072 R)
• M2: 366,216 km (0.041 R)
• M3: 879,785 km (0.109 R)
• M4: 1,598,004 km (0.093 R)
• M5: 2,028,248 km (0.119 R)
• M6: 2,625,742 km (0.116 R)
• M7: 3,092,188 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.8

Radius: 14.4

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.15 AU - 1.37 AU

Year: 928 Days

Day: 7.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,723,537 km

• M1: 179,069 km (0.1 R)
• M2: 730,337 km (0.119 R)
• M3: 1,237,474 km (0.074 R)
• M4: 1,690,456 km (0.077 R)
• M5: 2,310,689 km (0.108 R)
• M6: 2,762,025 km (0.051 R)
• M7: 3,354,283 km (0.098 R)
• M8: 3,990,972 km (0.094 R)
• M9: 4,692,736 km (0.086 R)
• M10: 5,200,022 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.3

Radius: 13.7

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.13 AU - 1.83 AU

Year: 1181 Days

Day: 7.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,723,537 km

• M1: 171,589 km (0.075 R)
• M2: 1,003,054 km (0.07 R)
• M3: 1,572,274 km (0.089 R)
• M4: 2,128,030 km (0.099 R)
• M5: 3,281,280 km (0.085 R)
• M6: 4,632,747 km (0.109 R)
• M7: 5,110,413 km (0.114 R)
• M8: 7,005,070 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.5

Radius: 10.9

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.95 AU - 2.03 AU

Year: 1842 Days

Day: 6.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 170.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,723,537 km

• M1: 135,536 km (0.069 R)
• M2: 524,041 km (0.114 R)
• M3: 996,621 km (0.062 R)
• M4: 1,595,611 km (0.111 R)
• M5: 1,937,891 km (0.111 R)
• M6: 2,316,822 km (0.085 R)
• M7: 3,343,213 km (0.1 R)
• M8: 3,968,682 km (0.099 R)
• M9: 5,290,379 km (0.062 R)
• M10: 6,115,711 km (0.111 R)
• M11: 6,613,123 km (0.09 R)
• M12: 7,052,792 km (0.11 R)
• M13: 8,082,773 km (0.034 R)
• M14: 9,482,261 km (0.088 R)
• M15: 11,383,052 km (0.069 R)
• M16: 12,056,092 km (0.105 R)
• M17: 13,008,732 km (0.042 R)
• M18: 16,217,606 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.9

Radius: 3.1

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.51 AU - 6.61 AU

Year: 9786 Days

Day: 23.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,723,537 km

• M1: 38,746 km (0.04 R)
• M2: 306,975 km (0.092 R)
• M3: 655,388 km (0.094 R)
• M4: 2,414,360 km (0.05 R)
• M5: 2,847,296 km (0.116 R)
• M6: 5,421,876 km (0.091 R)
• M7: 5,726,008 km (0.114 R)
• M8: 6,307,944 km (0.032 R)
• M9: 6,675,506 km (0.096 R)
• M10: 9,419,430 km (0.092 R)
• M11: 11,346,101 km (0.032 R)
• M12: 11,615,377 km (0.106 R)
• M13: 14,970,708 km (0.032 R)
• M14: 19,107,388 km (0.1 R)
• M15: 20,928,593 km (0.091 R)
• M16: 21,062,931 km (0.113 R)
• M17: 22,861,995 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.3

Radius: 3

Gravity: 13.92 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.41 AU - 7.57 AU

Year: 10846 Days

Day: 16.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,723,537 km

• M1: 37,399 km (0.108 R)
• M2: 438,771 km (0.07 R)
• M3: 559,197 km (0.092 R)
• M4: 2,014,335 km (0.108 R)
• M5: 2,334,026 km (0.088 R)
• M6: 2,565,155 km (0.082 R)
• M7: 2,866,146 km (0.105 R)
• M8: 4,024,482 km (0.057 R)
• M9: 5,377,744 km (0.099 R)
• M10: 6,358,358 km (0.114 R)
• M11: 6,742,526 km (0.109 R)
• M12: 7,627,995 km (0.077 R)
• M13: 7,806,615 km (0.11 R)
• M14: 8,359,679 km (0.059 R)
• M15: 11,105,248 km (0.075 R)
• M16: 11,614,629 km (0.1 R)
• M17: 13,442,117 km (0.087 R)
• M18: 17,841,491 km (0.09 R)
• M19: 19,519,530 km (0.1 R)
• M20: 22,447,908 km (0.094 R)
• M21: 24,322,819 km (0.107 R)
• M22: 27,285,305 km (0.106 R)
• M23: 27,955,952 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 13,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit