🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.8 AU - 2.3 AU

Year: 1062 Days

Day: 18.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,655,177 km

• M1: 1,118,842 km (0.028 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.99 AU - 3.61 AU

Year: 2168 Days

Day: 27.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.02 AU - 4.56 AU

Year: 3213 Days

Day: 45.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.8

Radius: 11.2

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.32 AU - 6.04 AU

Year: 4896 Days

Day: 12.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,655,177 km

• M1: 140,323 km (0.035 R)
• M2: 887,115 km (0.09 R)
• M3: 2,576,674 km (0.119 R)
• M4: 3,216,953 km (0.107 R)
• M5: 3,734,262 km (0.044 R)
• M6: 4,351,054 km (0.086 R)
• M7: 4,839,342 km (0.118 R)
• M8: 7,012,101 km (0.037 R)
• M9: 10,982,877 km (0.103 R)
• M10: 11,582,765 km (0.119 R)
• M11: 15,866,649 km (0.108 R)
• M12: 22,167,562 km (0.057 R)
• M13: 22,643,583 km (0.08 R)
• M14: 23,475,197 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.4

Radius: 11.1

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.85 AU - 6.63 AU

Year: 4973 Days

Day: 8.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,655,177 km

• M1: 141,669 km (0.06 R)
• M2: 1,446,761 km (0.079 R)
• M3: 2,289,296 km (0.059 R)
• M4: 6,701,386 km (0.104 R)
• M5: 11,742,834 km (0.118 R)
• M6: 12,320,282 km (0.043 R)
• M7: 14,557,818 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.3

Radius: 11.1

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.08 AU - 8.7 AU

Year: 8015 Days

Day: 5.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,655,177 km

• M1: 139,425 km (0.108 R)
• M2: 740,360 km (0.104 R)
• M3: 1,119,441 km (0.098 R)
• M4: 1,514,978 km (0.059 R)
• M5: 1,868,926 km (0.118 R)
• M6: 2,279,124 km (0.114 R)
• M7: 2,654,016 km (0.111 R)
• M8: 3,327,655 km (0.114 R)
• M9: 4,957,075 km (0.11 R)
• M10: 5,375,051 km (0.116 R)
• M11: 9,527,589 km (0.091 R)
• M12: 11,254,098 km (0.109 R)
• M13: 11,978,900 km (0.102 R)
• M14: 12,624,564 km (0.068 R)
• M15: 14,162,430 km (0.105 R)
• M16: 15,068,844 km (0.093 R)
• M17: 16,665,053 km (0.07 R)
• M18: 18,230,445 km (0.095 R)
• M19: 19,012,842 km (0.101 R)
• M20: 21,260,550 km (0.099 R)
• M21: 25,129,750 km (0.096 R)
• M22: 28,017,587 km (0.099 R)
• M23: 28,772,757 km (0.115 R)
• M24: 30,028,781 km (0.084 R)
• M25: 33,066,365 km (0.091 R)
• M26: 36,302,915 km (0.09 R)
• M27: 37,654,831 km (0.056 R)
• M28: 38,458,621 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.6

Radius: 3.2

Gravity: 42.05 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 13.74 AU - 18.62 AU

Year: 23537 Days

Day: 23.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 72,655,177 km

• M1: 39,793 km (0.113 R)
• M2: 153,188 km (0.114 R)
• M3: 270,473 km (0.12 R)
• M4: 603,478 km (0.066 R)
• M5: 911,799 km (0.052 R)
• M6: 1,201,869 km (0.067 R)
• M7: 1,738,477 km (0.097 R)
• M8: 1,980,825 km (0.052 R)
• M9: 2,309,492 km (0.11 R)
• M10: 2,532,542 km (0.073 R)
• M11: 3,047,608 km (0.095 R)
• M12: 3,869,050 km (0.103 R)
• M13: 4,087,612 km (0.103 R)
• M14: 4,248,580 km (0.088 R)
• M15: 4,757,212 km (0.094 R)
• M16: 6,352,823 km (0.032 R)
• M17: 9,226,149 km (0.065 R)
• M18: 10,789,447 km (0.103 R)
• M19: 14,207,908 km (0.081 R)
• M20: 15,335,876 km (0.112 R)
• M21: 18,024,748 km (0.089 R)
• M22: 18,545,050 km (0.111 R)
• M23: 22,174,444 km (0.119 R)
• M24: 23,176,001 km (0.105 R)
• M25: 25,701,513 km (0.067 R)
• M26: 26,029,581 km (0.04 R)
• M27: 26,139,685 km (0.108 R)
• M28: 28,056,931 km (0.072 R)
• M29: 30,552,074 km (0.069 R)
• M30: 31,415,553 km (0.03 R)
• M31: 36,251,454 km (0.074 R)
• M32: 42,772,574 km (0.109 R)
• M33: 43,541,956 km (0.053 R)
• M34: 57,325,306 km (0.065 R)
• M35: 59,205,452 km (0.092 R)
• M36: 67,137,131 km (0.102 R)
• M37: 67,551,367 km (0.108 R)
• M38: 68,175,789 km (0.081 R)
• M39: 70,285,119 km (0.113 R)
• M40: 72,655,198 km (0.058 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 19,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit