🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.8 AU - 1.1 AU

Year: 325 Days

Day: 37.1 Hours

Environment

Temp: 93 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,105,390 km

• M1: 40,541 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.02 AU - 1.22 AU

Year: 417 Days

Day: 43.5 Hours

Environment

Temp: 21 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.07 AU - 1.47 AU

Year: 503 Days

Day: 41.9 Hours

Environment

Temp: 31 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.43 AU - 1.57 AU

Year: 646 Days

Day: 31.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.57 AU - 3.93 AU

Year: 2059 Days

Day: 31.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.4

Radius: 9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.12 AU - 6.72 AU

Year: 5062 Days

Day: 14.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,105,390 km

• M1: 111,899 km (0.072 R)
• M2: 565,330 km (0.08 R)
• M3: 1,837,959 km (0.077 R)
• M4: 3,041,624 km (0.096 R)
• M5: 5,893,558 km (0.073 R)
• M6: 6,663,538 km (0.07 R)
• M7: 7,196,406 km (0.096 R)
• M8: 7,942,001 km (0.058 R)
• M9: 10,171,458 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.5

Radius: 5

Gravity: 37.22 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 14.88 AU - 19.52 AU

Year: 25071 Days

Day: 16.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 72,105,390 km

• M1: 62,233 km (0.113 R)
• M2: 292,464 km (0.106 R)
• M3: 463,155 km (0.085 R)
• M4: 918,082 km (0.114 R)
• M5: 1,118,992 km (0.109 R)
• M6: 1,449,753 km (0.077 R)
• M7: 1,802,954 km (0.093 R)
• M8: 2,143,139 km (0.115 R)
• M9: 2,732,256 km (0.056 R)
• M10: 3,064,363 km (0.067 R)
• M11: 3,944,297 km (0.118 R)
• M12: 4,332,354 km (0.099 R)
• M13: 5,562,797 km (0.062 R)
• M14: 6,518,129 km (0.063 R)
• M15: 7,472,414 km (0.071 R)
• M16: 7,631,287 km (0.085 R)
• M17: 8,345,616 km (0.046 R)
• M18: 10,162,483 km (0.092 R)
• M19: 11,580,820 km (0.071 R)
• M20: 15,393,471 km (0.094 R)
• M21: 15,737,397 km (0.116 R)
• M22: 18,481,620 km (0.12 R)
• M23: 18,870,126 km (0.049 R)
• M24: 19,164,983 km (0.089 R)
• M25: 19,462,982 km (0.082 R)
• M26: 20,478,453 km (0.114 R)
• M27: 25,012,764 km (0.078 R)
• M28: 26,949,907 km (0.09 R)
• M29: 28,210,119 km (0.1 R)
• M30: 34,223,206 km (0.108 R)
• M31: 40,872,981 km (0.073 R)
• M32: 42,702,563 km (0.053 R)
• M33: 50,190,534 km (0.094 R)
• M34: 56,653,312 km (0.08 R)
• M35: 58,507,578 km (0.098 R)
• M36: 59,554,912 km (0.073 R)
• M37: 61,256,588 km (0.097 R)
• M38: 62,554,050 km (0.119 R)
• M39: 66,102,961 km (0.099 R)
• M40: 72,152,549 km (0.119 R)
• M41: 77,802,561 km (0.084 R)
• M42: 84,536,410 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321

Radius: 6.1

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 16.21 AU - 19.89 AU

Year: 26952 Days

Day: 19.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,105,390 km

• M1: 76,594 km (0.101 R)
• M2: 370,853 km (0.108 R)
• M3: 635,043 km (0.117 R)
• M4: 874,699 km (0.074 R)
• M5: 1,270,236 km (0.107 R)
• M6: 1,796,521 km (0.093 R)
• M7: 2,957,101 km (0.087 R)
• M8: 4,348,511 km (0.045 R)
• M9: 4,720,411 km (0.101 R)
• M10: 5,923,477 km (0.106 R)
• M11: 6,128,277 km (0.032 R)
• M12: 8,041,783 km (0.113 R)
• M13: 10,321,056 km (0.107 R)
• M14: 11,929,533 km (0.062 R)
• M15: 14,496,333 km (0.047 R)
• M16: 14,719,234 km (0.099 R)
• M17: 15,401,998 km (0.06 R)
• M18: 20,224,435 km (0.107 R)
• M19: 23,430,916 km (0.083 R)
• M20: 26,074,460 km (0.076 R)
• M21: 31,446,071 km (0.1 R)
• M22: 32,704,189 km (0.071 R)
• M23: 33,864,769 km (0.072 R)
• M24: 37,232,217 km (0.097 R)
• M25: 37,931,587 km (0.059 R)
• M26: 42,463,804 km (0.111 R)
• M27: 43,534,925 km (0.025 R)
• M28: 62,222,990 km (0.096 R)
• M29: 62,615,535 km (0.056 R)
• M30: 63,009,726 km (0.105 R)
• M31: 69,332,629 km (0.059 R)
• M32: 69,754,495 km (0.066 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 12,338 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit