🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.01 AU - 1.47 AU

Year: 490 Days

Day: 40.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.72 AU - 1.84 AU

Year: 842 Days

Day: 12.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.15 AU - 2.97 AU

Year: 1453 Days

Day: 22.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.07 AU - 4.61 AU

Year: 2670 Days

Day: 45.5 Hours

Environment

Temp: -108 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.04 AU - 5.16 AU

Year: 3500 Days

Day: 14.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,898,199 km

• M1: 32,912 km (0.048 R)
• M2: 2,864,051 km (0.082 R)

Asteroid Belt

Center: 6.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.1

Radius: 9.8

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 7.63 AU - 9.19 AU

Year: 8652 Days

Day: 6.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,898,199 km

• M1: 123,269 km (0.102 R)
• M2: 664,963 km (0.12 R)
• M3: 1,490,593 km (0.114 R)
• M4: 2,415,856 km (0.106 R)
• M5: 2,768,608 km (0.082 R)
• M6: 4,466,095 km (0.113 R)
• M7: 5,780,462 km (0.038 R)
• M8: 11,026,111 km (0.119 R)
• M9: 11,624,951 km (0.102 R)
• M10: 13,448,549 km (0.066 R)
• M11: 15,005,414 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.7

Radius: 8.3

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 9.15 AU - 10.07 AU

Year: 10569 Days

Day: 6.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,898,199 km

• M1: 104,569 km (0.114 R)
• M2: 437,275 km (0.118 R)
• M3: 702,661 km (0.093 R)
• M4: 1,225,356 km (0.117 R)
• M5: 1,889,720 km (0.093 R)
• M6: 2,240,378 km (0.077 R)
• M7: 3,454,813 km (0.115 R)
• M8: 4,193,079 km (0.101 R)
• M9: 5,477,825 km (0.111 R)
• M10: 6,071,280 km (0.086 R)
• M11: 7,598,225 km (0.119 R)
• M12: 8,920,371 km (0.1 R)
• M13: 9,656,991 km (0.12 R)
• M14: 10,566,995 km (0.117 R)
• M15: 11,771,557 km (0.071 R)
• M16: 14,561,258 km (0.056 R)
• M17: 15,639,560 km (0.035 R)
• M18: 18,018,016 km (0.1 R)
• M19: 20,838,235 km (0.075 R)
• M20: 21,121,424 km (0.073 R)
• M21: 21,767,687 km (0.099 R)
• M22: 24,328,653 km (0.087 R)
• M23: 27,083,947 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.5

Radius: 4.6

Gravity: 25.5 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 17.25 AU - 20.57 AU

Year: 29173 Days

Day: 22.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,898,199 km

• M1: 86,916 km (0.07 R)
• M2: 350,059 km (0.077 R)
• M3: 917,783 km (0.091 R)
• M4: 1,156,092 km (0.058 R)
• M5: 1,834,967 km (0.082 R)
• M6: 2,018,674 km (0.086 R)
• M7: 2,423,336 km (0.081 R)
• M8: 3,302,971 km (0.107 R)
• M9: 3,929,637 km (0.111 R)
• M10: 4,341,779 km (0.104 R)
• M11: 5,171,299 km (0.09 R)
• M12: 13,810,277 km (0.116 R)
• M13: 16,695,571 km (0.094 R)
• M14: 17,407,358 km (0.095 R)
• M15: 18,795,925 km (0.046 R)
• M16: 20,356,680 km (0.053 R)
• M17: 21,374,993 km (0.101 R)
• M18: 24,292,899 km (0.082 R)
• M19: 29,856,743 km (0.098 R)
• M20: 37,553,853 km (0.091 R)
• M21: 40,810,299 km (0.061 R)
• M22: 42,098,935 km (0.099 R)
• M23: 50,038,244 km (0.086 R)
• M24: 53,972,369 km (0.113 R)
• M25: 65,679,898 km (0.043 R)
• M26: 77,738,534 km (0.074 R)
• M27: 85,585,391 km (0.095 R)
• M28: 89,295,867 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59

Radius: 5.2

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 20.07 AU - 20.97 AU

Year: 32976 Days

Day: 22.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,898,199 km

• M1: 65,823 km (0.082 R)
• M2: 260,151 km (0.076 R)
• M3: 1,137,393 km (0.12 R)
• M4: 1,905,428 km (0.032 R)
• M5: 2,398,652 km (0.073 R)
• M6: 2,737,342 km (0.088 R)
• M7: 3,485,182 km (0.088 R)
• M8: 6,687,922 km (0.112 R)
• M9: 11,831,097 km (0.083 R)
• M10: 12,284,379 km (0.119 R)
• M11: 14,725,816 km (0.045 R)
• M12: 15,651,528 km (0.029 R)
• M13: 16,475,214 km (0.059 R)
• M14: 17,183,559 km (0.078 R)
• M15: 22,633,260 km (0.072 R)
• M16: 23,953,611 km (0.051 R)
• M17: 25,604,723 km (0.079 R)
• M18: 26,458,179 km (0.062 R)
• M19: 28,927,890 km (0.06 R)
• M20: 35,824,501 km (0.087 R)
• M21: 39,713,448 km (0.079 R)
• M22: 41,759,498 km (0.073 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 15,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit