🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.47 AU - 0.55 AU

Year: 232 Days

Day: 37.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.2

Radius: 11.1

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.83 AU - 1.03 AU

Year: 570 Days

Day: 7.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 76,043,816 km

• M1: 138,079 km (0.099 R)
• M2: 607,068 km (0.094 R)
• M3: 1,295,218 km (0.091 R)
• M4: 2,622,151 km (0.069 R)
• M5: 4,367,659 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351

Radius: 12.7

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.85 AU - 1.27 AU

Year: 694 Days

Day: 8.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,043,816 km

• M1: 157,975 km (0.101 R)
• M2: 606,320 km (0.115 R)
• M3: 1,164,021 km (0.076 R)
• M4: 1,578,108 km (0.062 R)
• M5: 1,991,148 km (0.12 R)
• M6: 2,646,536 km (0.112 R)
• M7: 3,578,680 km (0.099 R)
• M8: 4,024,931 km (0.034 R)
• M9: 4,478,811 km (0.061 R)
• M10: 6,457,990 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.2

Radius: 14.5

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.1 AU - 1.14 AU

Year: 754 Days

Day: 13.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,043,816 km

• M1: 180,265 km (0.03 R)
• M2: 632,799 km (0.082 R)
• M3: 1,138,889 km (0.117 R)
• M4: 1,892,263 km (0.07 R)
• M5: 2,974,754 km (0.088 R)
• M6: 3,828,808 km (0.112 R)
• M7: 4,532,666 km (0.073 R)
• M8: 5,060,298 km (0.118 R)
• M9: 5,986,757 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728

Radius: 12.3

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.6 AU - 1.64 AU

Year: 1311 Days

Day: 12.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,043,816 km

• M1: 153,487 km (0.095 R)
• M2: 621,878 km (0.12 R)
• M3: 1,083,537 km (0.057 R)
• M4: 1,497,923 km (0.03 R)
• M5: 2,094,969 km (0.051 R)
• M6: 2,887,239 km (0.081 R)
• M7: 3,561,925 km (0.106 R)
• M8: 4,522,792 km (0.081 R)
• M9: 5,004,198 km (0.08 R)
• M10: 5,584,189 km (0.094 R)
• M11: 8,797,103 km (0.12 R)
• M12: 10,777,629 km (0.118 R)
• M13: 11,220,738 km (0.04 R)
• M14: 12,143,607 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.2

Radius: 14.2

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.77 AU - 3.77 AU

Year: 3760 Days

Day: 14.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,043,816 km

• M1: 176,525 km (0.085 R)
• M2: 875,447 km (0.112 R)
• M3: 1,795,474 km (0.051 R)
• M4: 2,348,088 km (0.047 R)
• M5: 3,050,301 km (0.049 R)
• M6: 3,614,584 km (0.115 R)
• M7: 5,350,817 km (0.074 R)
• M8: 6,147,126 km (0.107 R)
• M9: 6,699,741 km (0.045 R)
• M10: 8,264,834 km (0.066 R)
• M11: 10,020,365 km (0.095 R)
• M12: 10,614,268 km (0.077 R)
• M13: 11,097,170 km (0.115 R)
• M14: 13,028,628 km (0.07 R)
• M15: 13,634,051 km (0.111 R)
• M16: 15,789,158 km (0.081 R)
• M17: 16,477,906 km (0.111 R)
• M18: 17,306,678 km (0.094 R)
• M19: 17,915,542 km (0.09 R)
• M20: 20,834,047 km (0.118 R)
• M21: 21,384,268 km (0.045 R)
• M22: 26,701,574 km (0.11 R)
• M23: 27,679,944 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.7

Radius: 12.3

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.32 AU - 3.5 AU

Year: 4004 Days

Day: 7.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,043,816 km

• M1: 153,039 km (0.1 R)
• M2: 843,433 km (0.11 R)
• M3: 1,244,953 km (0.109 R)
• M4: 1,846,487 km (0.107 R)
• M5: 2,242,472 km (0.069 R)
• M6: 2,726,272 km (0.102 R)
• M7: 3,125,997 km (0.103 R)
• M8: 3,546,816 km (0.094 R)
• M9: 4,187,544 km (0.111 R)
• M10: 4,973,531 km (0.105 R)
• M11: 5,476,030 km (0.092 R)
• M12: 6,639,453 km (0.057 R)
• M13: 8,317,492 km (0.034 R)
• M14: 9,415,391 km (0.111 R)
• M15: 10,224,566 km (0.087 R)
• M16: 10,724,223 km (0.082 R)
• M17: 11,402,200 km (0.108 R)
• M18: 12,537,498 km (0.048 R)
• M19: 13,200,067 km (0.099 R)
• M20: 13,700,622 km (0.12 R)
• M21: 17,951,744 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485

Radius: 12.8

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.96 AU - 4.14 AU

Year: 4253 Days

Day: 9.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,043,816 km

• M1: 170,990 km (0.088 R)
• M2: 674,836 km (0.108 R)
• M3: 1,188,256 km (0.116 R)
• M4: 2,245,763 km (0.055 R)
• M5: 3,105,652 km (0.075 R)
• M6: 3,672,029 km (0.108 R)
• M7: 5,291,725 km (0.086 R)
• M8: 6,659,648 km (0.056 R)
• M9: 7,606,453 km (0.09 R)
• M10: 8,043,728 km (0.12 R)
• M11: 12,127,899 km (0.045 R)
• M12: 13,783,649 km (0.091 R)
• M13: 14,283,305 km (0.044 R)
• M14: 14,691,708 km (0.098 R)
• M15: 16,683,005 km (0.078 R)
• M16: 17,655,989 km (0.114 R)
• M17: 19,777,586 km (0.091 R)
• M18: 21,593,405 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.3

Radius: 3.5

Gravity: 76.27 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.74 AU - 11.23 AU

Year: 17110 Days

Day: 17.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,043,816 km

• M1: 43,533 km (0.11 R)
• M2: 188,493 km (0.119 R)
• M3: 384,915 km (0.059 R)
• M4: 777,909 km (0.12 R)
• M5: 1,426,117 km (0.079 R)
• M6: 1,676,394 km (0.027 R)
• M7: 2,264,164 km (0.083 R)
• M8: 2,652,520 km (0.099 R)
• M9: 4,551,814 km (0.115 R)
• M10: 4,727,442 km (0.117 R)
• M11: 5,358,596 km (0.119 R)
• M12: 5,594,212 km (0.069 R)
• M13: 5,877,700 km (0.094 R)
• M14: 6,086,090 km (0.089 R)
• M15: 7,061,767 km (0.085 R)
• M16: 7,883,808 km (0.107 R)
• M17: 8,086,214 km (0.038 R)
• M18: 10,668,273 km (0.051 R)
• M19: 12,211,375 km (0.058 R)
• M20: 12,482,297 km (0.028 R)
• M21: 13,970,646 km (0.083 R)
• M22: 15,652,425 km (0.049 R)
• M23: 25,557,001 km (0.091 R)
• M24: 25,888,809 km (0.11 R)
• M25: 29,005,531 km (0.1 R)
• M26: 34,336,152 km (0.107 R)
• M27: 35,832,879 km (0.105 R)
• M28: 36,109,635 km (0.109 R)
• M29: 40,433,163 km (0.056 R)
• M30: 41,489,473 km (0.073 R)
• M31: 54,346,962 km (0.085 R)
• M32: 57,126,490 km (0.108 R)
• M33: 57,883,455 km (0.08 R)
• M34: 59,804,890 km (0.085 R)
• M35: 74,010,255 km (0.102 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 11,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit