🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.52 AU - 0.82 AU

Year: 200 Days

Day: 24.7 Hours

Environment

Temp: 206 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,798,054 km

• M1: 442,211 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.06 AU - 1.36 AU

Year: 486 Days

Day: 38.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.14 AU - 2.5 AU

Year: 1291 Days

Day: 34.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.99 AU - 3.09 AU

Year: 1479 Days

Day: 46 Hours

Environment

Temp: -87 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.5

Radius: 9.6

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.04 AU - 6.9 AU

Year: 6011 Days

Day: 9.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 86.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,798,054 km

• M1: 121,324 km (0.073 R)
• M2: 719,267 km (0.119 R)
• M3: 1,234,332 km (0.116 R)
• M4: 1,765,554 km (0.118 R)
• M5: 2,071,931 km (0.11 R)
• M6: 2,874,972 km (0.093 R)
• M7: 3,773,307 km (0.12 R)
• M8: 5,819,507 km (0.049 R)
• M9: 8,722,304 km (0.1 R)
• M10: 12,209,281 km (0.083 R)
• M11: 13,242,404 km (0.114 R)
• M12: 13,947,009 km (0.111 R)
• M13: 16,158,216 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 14.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 7.96 AU - 12.78 AU

Year: 12197 Days

Day: 10.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,798,054 km

• M1: 182,809 km (0.088 R)
• M2: 882,179 km (0.112 R)
• M3: 1,426,266 km (0.093 R)
• M4: 3,412,327 km (0.109 R)
• M5: 4,334,000 km (0.092 R)
• M6: 5,138,537 km (0.099 R)
• M7: 6,194,698 km (0.099 R)
• M8: 7,975,362 km (0.072 R)
• M9: 10,130,917 km (0.12 R)
• M10: 11,314,536 km (0.117 R)
• M11: 14,710,856 km (0.063 R)
• M12: 15,565,210 km (0.105 R)
• M13: 18,085,934 km (0.054 R)
• M14: 21,045,428 km (0.088 R)
• M15: 22,130,611 km (0.093 R)
• M16: 22,874,562 km (0.105 R)
• M17: 25,711,984 km (0.042 R)
• M18: 26,534,324 km (0.073 R)
• M19: 29,106,959 km (0.064 R)
• M20: 32,670,829 km (0.09 R)
• M21: 34,125,219 km (0.044 R)
• M22: 38,881,833 km (0.1 R)
• M23: 43,337,606 km (0.084 R)
• M24: 46,591,359 km (0.083 R)
• M25: 54,923,362 km (0.097 R)
• M26: 55,944,517 km (0.111 R)
• M27: 57,674,317 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336

Radius: 9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 9.05 AU - 13.95 AU

Year: 14244 Days

Day: 5.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,798,054 km

• M1: 111,899 km (0.094 R)
• M2: 1,300,604 km (0.079 R)
• M3: 2,038,570 km (0.11 R)
• M4: 2,376,811 km (0.114 R)
• M5: 3,190,623 km (0.065 R)
• M6: 5,261,208 km (0.086 R)
• M7: 5,973,144 km (0.08 R)
• M8: 6,671,467 km (0.038 R)
• M9: 8,012,163 km (0.047 R)
• M10: 12,336,888 km (0.082 R)
• M11: 12,864,070 km (0.096 R)
• M12: 18,231,193 km (0.113 R)
• M13: 23,031,639 km (0.086 R)
• M14: 27,018,871 km (0.117 R)
• M15: 29,953,533 km (0.097 R)
• M16: 35,150,264 km (0.096 R)
• M17: 36,807,210 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.2

Radius: 6.3

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 18.49 AU - 20.93 AU

Year: 31961 Days

Day: 20.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,798,054 km

• M1: 80,035 km (0.072 R)
• M2: 1,642,884 km (0.064 R)
• M3: 1,944,922 km (0.115 R)
• M4: 2,205,073 km (0.111 R)
• M5: 3,030,404 km (0.114 R)
• M6: 6,318,266 km (0.114 R)
• M7: 9,121,132 km (0.07 R)
• M8: 11,138,010 km (0.08 R)
• M9: 15,153,816 km (0.084 R)
• M10: 18,282,206 km (0.034 R)
• M11: 24,871,693 km (0.087 R)
• M12: 45,827,213 km (0.116 R)
• M13: 49,207,228 km (0.055 R)
• M14: 49,997,852 km (0.111 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 15,338 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit