🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.42 AU - 0.62 AU

Year: 242 Days

Day: 37.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876

Radius: 12.7

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.55 AU - 0.83 AU

Year: 370 Days

Day: 8.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,722,056 km

• M1: 157,975 km (0.05 R)
• M2: 1,047,783 km (0.079 R)
• M3: 1,516,922 km (0.046 R)
• M4: 2,203,577 km (0.119 R)
• M5: 3,371,338 km (0.111 R)
• M6: 4,663,714 km (0.105 R)
• M7: 5,318,803 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.6

Radius: 12.2

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.79 AU - 1.07 AU

Year: 579 Days

Day: 14 Hours

Environment

Temp: -155 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,722,056 km

• M1: 151,842 km (0.041 R)
• M2: 563,685 km (0.077 R)
• M3: 1,080,396 km (0.107 R)
• M4: 1,499,868 km (0.063 R)
• M5: 1,952,851 km (0.102 R)
• M6: 2,437,548 km (0.064 R)
• M7: 2,867,193 km (0.114 R)
• M8: 3,372,086 km (0.106 R)
• M9: 3,867,404 km (0.079 R)
• M10: 4,717,419 km (0.042 R)
• M11: 5,529,137 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.9

Radius: 13.2

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.93 AU - 1.13 AU

Year: 675 Days

Day: 9.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,722,056 km

• M1: 165,455 km (0.106 R)
• M2: 604,525 km (0.078 R)
• M3: 1,153,100 km (0.075 R)
• M4: 1,619,247 km (0.084 R)
• M5: 2,088,835 km (0.078 R)
• M6: 2,638,607 km (0.098 R)
• M7: 4,123,815 km (0.066 R)
• M8: 4,962,760 km (0.064 R)
• M9: 5,721,071 km (0.1 R)
• M10: 6,288,795 km (0.113 R)
• M11: 7,333,587 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.3

Radius: 12.4

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.07 AU - 1.15 AU

Year: 755 Days

Day: 9.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,722,056 km

• M1: 154,684 km (0.099 R)
• M2: 706,551 km (0.113 R)
• M3: 1,211,593 km (0.083 R)
• M4: 1,602,941 km (0.052 R)
• M5: 2,100,055 km (0.118 R)
• M6: 3,117,320 km (0.11 R)
• M7: 3,916,622 km (0.06 R)
• M8: 4,572,609 km (0.11 R)
• M9: 5,079,895 km (0.104 R)
• M10: 5,663,626 km (0.111 R)
• M11: 7,663,600 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728

Radius: 13.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.9 AU - 1.46 AU

Year: 828 Days

Day: 10.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,722,056 km

• M1: 188,643 km (0.104 R)
• M2: 634,594 km (0.082 R)
• M3: 1,156,092 km (0.102 R)
• M4: 1,681,480 km (0.105 R)
• M5: 2,142,092 km (0.062 R)
• M6: 2,699,793 km (0.102 R)
• M7: 3,449,727 km (0.116 R)
• M8: 5,991,993 km (0.059 R)
• M9: 6,449,613 km (0.117 R)
• M10: 7,065,807 km (0.073 R)
• M11: 7,601,217 km (0.113 R)
• M12: 8,545,180 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.1

Radius: 13.1

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.02 AU - 1.66 AU

Year: 1002 Days

Day: 9.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 116.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,722,056 km

• M1: 163,810 km (0.056 R)
• M2: 576,401 km (0.104 R)
• M3: 1,085,333 km (0.097 R)
• M4: 1,543,102 km (0.058 R)
• M5: 2,036,326 km (0.084 R)
• M6: 2,490,954 km (0.114 R)
• M7: 2,976,848 km (0.084 R)
• M8: 3,652,282 km (0.068 R)
• M9: 4,881,528 km (0.038 R)
• M10: 5,310,724 km (0.108 R)
• M11: 7,151,526 km (0.064 R)
• M12: 8,723,351 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.9

Radius: 12.8

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.2 AU - 1.88 AU

Year: 1234 Days

Day: 12.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 118.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,722,056 km

• M1: 159,172 km (0.092 R)
• M2: 1,013,376 km (0.12 R)
• M3: 1,622,539 km (0.055 R)
• M4: 2,501,127 km (0.078 R)
• M5: 3,478,001 km (0.097 R)
• M6: 4,202,803 km (0.104 R)
• M7: 7,782,829 km (0.078 R)
• M8: 8,528,126 km (0.116 R)

Asteroid Belt

Center: 2.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.9

Radius: 12.5

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.59 AU - 3.13 AU

Year: 3123 Days

Day: 13.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,722,056 km

• M1: 165,904 km (0.064 R)
• M2: 645,964 km (0.12 R)
• M3: 1,437,486 km (0.079 R)
• M4: 2,010,895 km (0.096 R)
• M5: 3,031,750 km (0.105 R)
• M6: 4,233,769 km (0.071 R)
• M7: 4,976,074 km (0.098 R)
• M8: 5,659,587 km (0.105 R)
• M9: 6,199,785 km (0.077 R)
• M10: 8,681,613 km (0.053 R)
• M11: 10,268,099 km (0.07 R)
• M12: 11,724,883 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.8

Radius: 7.2

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.96 AU - 7.38 AU

Year: 11123 Days

Day: 17.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,722,056 km

• M1: 89,759 km (0.043 R)
• M2: 664,364 km (0.117 R)
• M3: 997,219 km (0.09 R)
• M4: 1,631,963 km (0.039 R)
• M5: 2,158,248 km (0.09 R)
• M6: 4,424,507 km (0.051 R)
• M7: 5,055,810 km (0.079 R)
• M8: 5,442,520 km (0.027 R)
• M9: 5,848,978 km (0.11 R)
• M10: 6,275,331 km (0.068 R)
• M11: 6,876,117 km (0.081 R)
• M12: 7,110,985 km (0.076 R)
• M13: 7,432,471 km (0.099 R)
• M14: 8,061,530 km (0.056 R)
• M15: 9,912,505 km (0.077 R)
• M16: 10,314,025 km (0.12 R)
• M17: 10,726,317 km (0.049 R)
• M18: 11,311,245 km (0.084 R)
• M19: 12,602,723 km (0.107 R)
• M20: 16,850,405 km (0.099 R)
• M21: 20,318,682 km (0.1 R)
• M22: 20,722,147 km (0.099 R)
• M23: 25,333,801 km (0.101 R)
• M24: 27,238,182 km (0.087 R)
• M25: 29,750,379 km (0.072 R)
• M26: 31,760,077 km (0.115 R)
• M27: 33,745,839 km (0.082 R)
• M28: 34,769,088 km (0.077 R)
• M29: 38,698,276 km (0.092 R)
• M30: 39,318,360 km (0.084 R)
• M31: 41,476,010 km (0.104 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: 206 - 15,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit