🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.47 AU - 0.71 AU

Year: 297 Days

Day: 46.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,555,736 km

• M1: 32,612 km (0.107 R)
• M2: 616,792 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.5

Radius: 12.2

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.56 AU - 0.82 AU

Year: 376 Days

Day: 14 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 50,555,736 km

• M1: 151,692 km (0.074 R)
• M2: 621,878 km (0.113 R)
• M3: 1,015,022 km (0.108 R)
• M4: 2,139,399 km (0.112 R)
• M5: 3,016,043 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.9

Radius: 8.9

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.62 AU - 0.96 AU

Year: 461 Days

Day: 6.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,555,736 km

• M1: 112,797 km (0.092 R)
• M2: 480,508 km (0.112 R)
• M3: 774,319 km (0.088 R)
• M4: 1,236,426 km (0.095 R)
• M5: 1,965,267 km (0.105 R)
• M6: 2,376,661 km (0.118 R)
• M7: 3,038,333 km (0.103 R)
• M8: 3,590,798 km (0.109 R)
• M9: 4,393,839 km (0.105 R)
• M10: 4,809,422 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.2

Radius: 8.9

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.36 AU - 1.52 AU

Year: 1134 Days

Day: 5.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,555,736 km

• M1: 110,702 km (0.093 R)
• M2: 422,315 km (0.11 R)
• M3: 706,850 km (0.062 R)
• M4: 1,001,408 km (0.114 R)
• M5: 1,395,000 km (0.098 R)
• M6: 1,986,809 km (0.112 R)
• M7: 2,604,200 km (0.09 R)
• M8: 3,246,274 km (0.108 R)
• M9: 3,590,199 km (0.045 R)
• M10: 4,488,235 km (0.104 R)
• M11: 4,953,185 km (0.055 R)
• M12: 5,669,610 km (0.115 R)
• M13: 6,475,793 km (0.089 R)
• M14: 7,675,268 km (0.053 R)
• M15: 9,240,361 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.7

Radius: 13.5

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.06 AU - 3.42 AU

Year: 3826 Days

Day: 14.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,555,736 km

• M1: 170,990 km (0.078 R)
• M2: 703,708 km (0.108 R)
• M3: 2,007,005 km (0.038 R)
• M4: 2,897,262 km (0.093 R)
• M5: 3,460,797 km (0.037 R)
• M6: 4,262,941 km (0.117 R)
• M7: 5,161,725 km (0.068 R)
• M8: 8,190,633 km (0.104 R)
• M9: 9,506,047 km (0.114 R)
• M10: 10,406,776 km (0.031 R)
• M11: 11,611,787 km (0.055 R)
• M12: 12,119,073 km (0.099 R)
• M13: 13,178,226 km (0.089 R)
• M14: 13,965,111 km (0.092 R)
• M15: 15,940,401 km (0.075 R)
• M16: 16,727,136 km (0.084 R)
• M17: 17,983,459 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.4

Radius: 11

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.29 AU - 3.87 AU

Year: 4444 Days

Day: 6.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,555,736 km

• M1: 139,874 km (0.059 R)
• M2: 655,089 km (0.117 R)
• M3: 1,107,024 km (0.084 R)
• M4: 1,976,487 km (0.078 R)
• M5: 3,488,024 km (0.119 R)
• M6: 4,087,762 km (0.11 R)
• M7: 5,059,400 km (0.056 R)
• M8: 6,102,696 km (0.033 R)
• M9: 9,502,008 km (0.075 R)
• M10: 12,258,498 km (0.111 R)
• M11: 15,461,389 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.4

Radius: 11.9

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.43 AU - 4.77 AU

Year: 6472 Days

Day: 7.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,555,736 km

• M1: 147,952 km (0.096 R)
• M2: 547,678 km (0.098 R)
• M3: 1,152,801 km (0.069 R)
• M4: 1,657,844 km (0.113 R)
• M5: 2,629,931 km (0.072 R)
• M6: 3,270,808 km (0.114 R)
• M7: 6,438,692 km (0.071 R)
• M8: 8,257,204 km (0.103 R)
• M9: 9,058,001 km (0.117 R)
• M10: 9,516,070 km (0.069 R)
• M11: 10,687,421 km (0.109 R)
• M12: 11,113,027 km (0.054 R)
• M13: 11,682,995 km (0.12 R)
• M14: 12,272,561 km (0.12 R)
• M15: 16,741,797 km (0.052 R)
• M16: 17,258,508 km (0.081 R)
• M17: 19,307,400 km (0.117 R)
• M18: 20,325,563 km (0.116 R)
• M19: 21,179,019 km (0.111 R)

Asteroid Belt

Center: 5.36 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.6

Radius: 6.2

Gravity: 21.95 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.26 AU - 6.98 AU

Year: 9932 Days

Day: 19.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 50,555,736 km

• M1: 77,193 km (0.107 R)
• M2: 274,662 km (0.112 R)
• M3: 536,608 km (0.11 R)
• M4: 904,170 km (0.114 R)
• M5: 1,428,510 km (0.115 R)
• M6: 2,266,707 km (0.056 R)
• M7: 2,642,946 km (0.051 R)
• M8: 3,153,224 km (0.12 R)
• M9: 3,469,623 km (0.107 R)
• M10: 3,700,752 km (0.08 R)
• M11: 5,584,788 km (0.065 R)
• M12: 6,012,039 km (0.043 R)
• M13: 6,971,560 km (0.077 R)
• M14: 7,466,879 km (0.117 R)
• M15: 8,435,375 km (0.102 R)
• M16: 10,512,242 km (0.078 R)
• M17: 12,604,817 km (0.111 R)
• M18: 14,296,769 km (0.106 R)
• M19: 16,419,713 km (0.103 R)
• M20: 16,707,988 km (0.04 R)
• M21: 17,819,650 km (0.099 R)
• M22: 18,509,894 km (0.039 R)
• M23: 20,437,463 km (0.081 R)
• M24: 26,816,765 km (0.1 R)
• M25: 30,345,479 km (0.112 R)
• M26: 30,562,247 km (0.1 R)
• M27: 33,358,979 km (0.04 R)
• M28: 36,934,817 km (0.087 R)
• M29: 38,433,937 km (0.087 R)
• M30: 38,687,655 km (0.079 R)
• M31: 39,326,887 km (0.117 R)
• M32: 41,286,918 km (0.117 R)
• M33: 47,410,258 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.3

Radius: 7.3

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.34 AU - 10.8 AU

Year: 17919 Days

Day: 22.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,555,736 km

• M1: 92,302 km (0.084 R)
• M2: 385,065 km (0.111 R)
• M3: 771,177 km (0.1 R)
• M4: 1,073,066 km (0.119 R)
• M5: 1,623,436 km (0.036 R)
• M6: 2,254,440 km (0.045 R)
• M7: 2,881,853 km (0.115 R)
• M8: 3,200,946 km (0.115 R)
• M9: 4,782,046 km (0.111 R)
• M10: 5,067,179 km (0.06 R)
• M11: 5,363,682 km (0.099 R)
• M12: 7,561,424 km (0.086 R)
• M13: 7,949,182 km (0.073 R)
• M14: 10,245,809 km (0.117 R)
• M15: 28,530,857 km (0.061 R)
• M16: 32,865,904 km (0.084 R)
• M17: 48,025,554 km (0.092 R)
• M18: 48,465,671 km (0.113 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 17,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit