🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.5 AU - 0.54 AU

Year: 242 Days

Day: 13.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.1

Radius: 12.8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.81 AU - 0.87 AU

Year: 497 Days

Day: 13.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,242,734 km

• M1: 159,172 km (0.109 R)
• M2: 614,249 km (0.099 R)
• M3: 1,247,796 km (0.113 R)
• M4: 1,654,104 km (0.112 R)
• M5: 2,296,926 km (0.076 R)
• M6: 3,172,073 km (0.107 R)
• M7: 3,759,694 km (0.11 R)
• M8: 4,614,945 km (0.025 R)
• M9: 5,220,966 km (0.114 R)
• M10: 5,736,630 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.3

Radius: 10.8

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.84 AU - 1.26 AU

Year: 695 Days

Day: 14.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 85,242,734 km

• M1: 134,339 km (0.096 R)
• M2: 484,248 km (0.117 R)
• M3: 903,571 km (0.088 R)
• M4: 1,389,764 km (0.069 R)
• M5: 1,943,875 km (0.052 R)
• M6: 2,619,908 km (0.107 R)
• M7: 3,744,584 km (0.087 R)
• M8: 4,468,488 km (0.109 R)
• M9: 5,001,206 km (0.086 R)
• M10: 5,989,300 km (0.073 R)
• M11: 6,697,347 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.2

Radius: 10.1

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.37 AU - 1.87 AU

Year: 1331 Days

Day: 7.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,242,734 km

• M1: 125,662 km (0.059 R)
• M2: 451,187 km (0.115 R)
• M3: 848,070 km (0.101 R)
• M4: 1,783,805 km (0.041 R)
• M5: 2,517,882 km (0.101 R)
• M6: 2,853,430 km (0.108 R)
• M7: 3,343,213 km (0.11 R)
• M8: 3,660,361 km (0.103 R)
• M9: 4,045,426 km (0.115 R)
• M10: 4,474,472 km (0.033 R)
• M11: 5,118,641 km (0.093 R)
• M12: 5,601,543 km (0.082 R)
• M13: 5,988,702 km (0.117 R)
• M14: 7,694,716 km (0.116 R)
• M15: 8,173,878 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.5

Radius: 13.4

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.04 AU - 3.24 AU

Year: 2770 Days

Day: 14.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,242,734 km

• M1: 166,652 km (0.12 R)
• M2: 671,994 km (0.063 R)
• M3: 1,432,549 km (0.097 R)
• M4: 1,872,068 km (0.109 R)
• M5: 2,536,133 km (0.091 R)
• M6: 3,226,676 km (0.055 R)
• M7: 4,405,956 km (0.096 R)
• M8: 5,331,818 km (0.113 R)
• M9: 6,793,239 km (0.073 R)
• M10: 7,666,143 km (0.099 R)
• M11: 8,612,349 km (0.094 R)
• M12: 9,260,856 km (0.061 R)
• M13: 10,655,707 km (0.11 R)
• M14: 11,108,689 km (0.114 R)
• M15: 12,141,962 km (0.091 R)
• M16: 16,105,707 km (0.116 R)
• M17: 16,648,448 km (0.112 R)
• M18: 17,713,285 km (0.106 R)
• M19: 20,859,927 km (0.086 R)
• M20: 22,498,024 km (0.086 R)

Asteroid Belt

Center: 3.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.7

Radius: 13.2

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4 AU - 5.58 AU

Year: 6769 Days

Day: 14.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,242,734 km

• M1: 164,258 km (0.068 R)
• M2: 695,032 km (0.077 R)
• M3: 1,227,151 km (0.096 R)
• M4: 2,188,467 km (0.078 R)
• M5: 2,644,442 km (0.118 R)
• M6: 4,807,926 km (0.073 R)
• M7: 5,559,655 km (0.095 R)
• M8: 6,963,482 km (0.105 R)
• M9: 8,554,006 km (0.078 R)
• M10: 10,203,472 km (0.096 R)
• M11: 11,171,520 km (0.079 R)
• M12: 11,960,799 km (0.099 R)
• M13: 12,638,477 km (0.093 R)
• M14: 13,290,424 km (0.067 R)
• M15: 14,771,144 km (0.118 R)
• M16: 16,300,633 km (0.089 R)
• M17: 20,006,471 km (0.082 R)
• M18: 24,701,750 km (0.074 R)
• M19: 26,769,791 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.8

Radius: 4.2

Gravity: 26.29 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.47 AU - 6.87 AU

Year: 11123 Days

Day: 18.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,242,734 km

• M1: 52,509 km (0.097 R)
• M2: 402,568 km (0.091 R)
• M3: 757,414 km (0.081 R)
• M4: 1,674,150 km (0.029 R)
• M5: 2,175,452 km (0.096 R)
• M6: 3,818,635 km (0.061 R)
• M7: 4,029,269 km (0.07 R)
• M8: 4,303,482 km (0.074 R)
• M9: 8,366,411 km (0.096 R)
• M10: 9,655,196 km (0.07 R)
• M11: 9,849,524 km (0.108 R)
• M12: 10,397,351 km (0.106 R)
• M13: 11,070,691 km (0.1 R)
• M14: 11,662,800 km (0.111 R)
• M15: 11,883,157 km (0.107 R)
• M16: 12,332,400 km (0.06 R)
• M17: 12,561,284 km (0.1 R)
• M18: 13,145,763 km (0.103 R)
• M19: 13,384,521 km (0.115 R)
• M20: 17,393,595 km (0.108 R)
• M21: 21,884,074 km (0.1 R)
• M22: 22,814,722 km (0.113 R)
• M23: 25,302,236 km (0.055 R)
• M24: 43,976,239 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.8

Radius: 5.5

Gravity: 27.8 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 9.1 AU - 11.54 AU

Year: 21406 Days

Day: 23.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,242,734 km

• M1: 68,366 km (0.114 R)
• M2: 719,566 km (0.037 R)
• M3: 962,961 km (0.06 R)
• M4: 1,260,661 km (0.104 R)
• M5: 1,480,720 km (0.057 R)
• M6: 2,299,768 km (0.033 R)
• M7: 2,859,414 km (0.107 R)
• M8: 4,347,913 km (0.083 R)
• M9: 5,438,182 km (0.099 R)
• M10: 7,933,923 km (0.107 R)
• M11: 8,799,048 km (0.097 R)
• M12: 9,139,233 km (0.116 R)
• M13: 10,398,997 km (0.088 R)
• M14: 11,168,678 km (0.078 R)
• M15: 12,605,865 km (0.109 R)
• M16: 16,008,767 km (0.112 R)
• M17: 19,023,464 km (0.101 R)
• M18: 21,264,739 km (0.099 R)
• M19: 22,396,297 km (0.114 R)
• M20: 23,244,218 km (0.039 R)
• M21: 30,424,617 km (0.054 R)
• M22: 31,859,559 km (0.116 R)
• M23: 37,457,960 km (0.062 R)
• M24: 44,005,560 km (0.11 R)
• M25: 46,687,999 km (0.105 R)
• M26: 52,376,159 km (0.068 R)
• M27: 58,112,340 km (0.05 R)
• M28: 60,519,370 km (0.106 R)
• M29: 63,620,534 km (0.066 R)
• M30: 64,253,333 km (0.088 R)
• M31: 70,587,306 km (0.082 R)
• M32: 70,812,900 km (0.097 R)
• M33: 72,405,070 km (0.086 R)
• M34: 79,744,043 km (0.099 R)
• M35: 83,718,708 km (0.113 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 13,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit