🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.63 AU - 1.03 AU

Year: 280 Days

Day: 39.5 Hours

Environment

Temp: 155 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.76 AU - 0.92 AU

Year: 286 Days

Day: 24.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 147.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.85 AU - 1.03 AU

Year: 338 Days

Day: 24.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.54 AU - 2.12 AU

Year: 918 Days

Day: 35.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 101,868,685 km

• M1: 706,401 km (0.087 R)
• M2: 1,173,446 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.5 AU - 2.54 AU

Year: 1484 Days

Day: 16.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,868,685 km

• M1: 1,401,582 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.94 AU - 4.18 AU

Year: 3034 Days

Day: 36.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.5

Radius: 9.4

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.67 AU - 6.97 AU

Year: 5207 Days

Day: 5.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 137.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,868,685 km

• M1: 117,135 km (0.114 R)
• M2: 451,935 km (0.117 R)
• M3: 2,101,850 km (0.093 R)
• M4: 4,941,068 km (0.12 R)
• M5: 5,958,034 km (0.046 R)
• M6: 7,342,114 km (0.06 R)
• M7: 7,754,256 km (0.095 R)
• M8: 10,134,657 km (0.106 R)
• M9: 10,602,899 km (0.094 R)
• M10: 11,219,541 km (0.078 R)
• M11: 11,720,694 km (0.096 R)
• M12: 13,824,339 km (0.11 R)
• M13: 14,294,525 km (0.043 R)
• M14: 15,544,864 km (0.073 R)
• M15: 19,276,434 km (0.093 R)
• M16: 21,142,218 km (0.097 R)
• M17: 22,690,407 km (0.083 R)
• M18: 23,418,499 km (0.095 R)
• M19: 25,462,306 km (0.042 R)
• M20: 25,853,504 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.3

Radius: 3.5

Gravity: 59.78 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 13.03 AU - 14.45 AU

Year: 18888 Days

Day: 16.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 101,868,685 km

• M1: 43,533 km (0.12 R)
• M2: 176,077 km (0.056 R)
• M3: 338,690 km (0.114 R)
• M4: 533,017 km (0.112 R)
• M5: 726,896 km (0.051 R)
• M6: 1,686,566 km (0.117 R)
• M7: 2,660,598 km (0.076 R)
• M8: 3,477,702 km (0.052 R)
• M9: 4,869,710 km (0.119 R)
• M10: 5,588,677 km (0.08 R)
• M11: 5,708,356 km (0.062 R)
• M12: 5,952,948 km (0.092 R)
• M13: 6,246,908 km (0.036 R)
• M14: 7,424,243 km (0.074 R)
• M15: 9,231,984 km (0.103 R)
• M16: 10,266,902 km (0.092 R)
• M17: 15,182,090 km (0.108 R)
• M18: 16,291,358 km (0.036 R)
• M19: 18,937,445 km (0.097 R)
• M20: 19,117,411 km (0.11 R)
• M21: 21,955,133 km (0.039 R)
• M22: 22,453,892 km (0.058 R)
• M23: 22,655,401 km (0.091 R)
• M24: 27,058,814 km (0.087 R)
• M25: 37,650,792 km (0.055 R)
• M26: 41,010,162 km (0.074 R)
• M27: 49,841,672 km (0.113 R)
• M28: 52,985,920 km (0.084 R)
• M29: 54,062,576 km (0.091 R)
• M30: 66,677,417 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.5

Radius: 6.8

Gravity: 14.91 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 16.26 AU - 16.78 AU

Year: 24901 Days

Day: 16.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 101,868,685 km

• M1: 84,523 km (0.061 R)
• M2: 425,756 km (0.114 R)
• M3: 768,933 km (0.026 R)
• M4: 1,157,289 km (0.032 R)
• M5: 1,820,008 km (0.118 R)
• M6: 2,082,851 km (0.079 R)
• M7: 2,465,074 km (0.098 R)
• M8: 2,711,162 km (0.095 R)
• M9: 4,267,130 km (0.109 R)
• M10: 7,646,396 km (0.107 R)
• M11: 8,444,501 km (0.1 R)
• M12: 9,238,417 km (0.063 R)
• M13: 9,593,562 km (0.079 R)
• M14: 11,171,819 km (0.081 R)
• M15: 14,122,637 km (0.111 R)
• M16: 14,833,676 km (0.113 R)
• M17: 15,238,787 km (0.096 R)
• M18: 16,071,299 km (0.093 R)
• M19: 16,846,067 km (0.072 R)
• M20: 22,659,739 km (0.094 R)
• M21: 23,633,322 km (0.082 R)
• M22: 23,963,933 km (0.108 R)
• M23: 24,186,086 km (0.059 R)
• M24: 24,521,933 km (0.036 R)
• M25: 27,442,084 km (0.069 R)
• M26: 29,939,022 km (0.062 R)
• M27: 32,719,597 km (0.106 R)
• M28: 35,093,117 km (0.104 R)
• M29: 41,284,524 km (0.076 R)
• M30: 46,422,014 km (0.113 R)
• M31: 50,315,897 km (0.102 R)
• M32: 51,599,148 km (0.108 R)
• M33: 60,991,650 km (0.091 R)
• M34: 70,774,603 km (0.046 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.1

Radius: 6.3

Gravity: 19.65 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 17.28 AU - 19.32 AU

Year: 29032 Days

Day: 15.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 101,868,685 km

• M1: 79,736 km (0.108 R)
• M2: 328,816 km (0.078 R)
• M3: 662,120 km (0.109 R)
• M4: 892,650 km (0.04 R)
• M5: 1,349,373 km (0.066 R)
• M6: 1,687,913 km (0.108 R)
• M7: 2,015,831 km (0.105 R)
• M8: 2,218,387 km (0.111 R)
• M9: 2,772,049 km (0.116 R)
• M10: 4,008,924 km (0.092 R)
• M11: 4,788,029 km (0.113 R)
• M12: 5,192,692 km (0.113 R)
• M13: 8,003,187 km (0.109 R)
• M14: 10,850,184 km (0.062 R)
• M15: 12,499,201 km (0.119 R)
• M16: 12,802,137 km (0.101 R)
• M17: 13,740,415 km (0.101 R)
• M18: 26,388,616 km (0.111 R)
• M19: 28,032,547 km (0.09 R)
• M20: 44,585,701 km (0.041 R)
• M21: 47,827,935 km (0.03 R)
• M22: 55,997,176 km (0.113 R)
• M23: 60,409,864 km (0.052 R)
• M24: 61,711,964 km (0.085 R)
• M25: 69,445,576 km (0.09 R)
• M26: 73,053,577 km (0.104 R)
• M27: 75,027,970 km (0.079 R)
• M28: 93,267,241 km (0.105 R)
• M29: 95,005,419 km (0.109 R)
• M30: 95,297,284 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 19,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit