🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.84 AU - 0.88 AU

Year: 332 Days

Day: 46.3 Hours

Environment

Temp: -8 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,336,673 km

• M1: 375,341 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.18 AU - 1.84 AU

Year: 772 Days

Day: 33.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.49 AU - 1.77 AU

Year: 866 Days

Day: 42.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 177.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.6

Radius: 13.5

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.93 AU - 4.17 AU

Year: 2784 Days

Day: 13.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,336,673 km

• M1: 167,998 km (0.061 R)
• M2: 978,071 km (0.085 R)
• M3: 1,533,528 km (0.082 R)
• M4: 2,139,549 km (0.084 R)
• M5: 3,200,646 km (0.11 R)
• M6: 3,782,582 km (0.115 R)
• M7: 4,434,679 km (0.028 R)
• M8: 5,628,470 km (0.09 R)
• M9: 7,950,828 km (0.101 R)
• M10: 8,577,194 km (0.118 R)
• M11: 11,052,590 km (0.1 R)
• M12: 13,006,637 km (0.119 R)
• M13: 14,018,517 km (0.044 R)
• M14: 15,684,888 km (0.049 R)
• M15: 16,147,295 km (0.102 R)
• M16: 18,200,975 km (0.111 R)
• M17: 18,654,555 km (0.106 R)
• M18: 19,881,407 km (0.079 R)
• M19: 20,362,664 km (0.086 R)

Asteroid Belt

Center: 3.94 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.7

Radius: 8

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.39 AU - 5.27 AU

Year: 3750 Days

Day: 8.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,336,673 km

• M1: 100,231 km (0.034 R)
• M2: 459,116 km (0.1 R)
• M3: 858,542 km (0.055 R)
• M4: 1,251,237 km (0.095 R)
• M5: 1,621,192 km (0.052 R)
• M6: 1,983,967 km (0.089 R)
• M7: 2,907,734 km (0.061 R)
• M8: 3,223,385 km (0.103 R)
• M9: 4,028,820 km (0.078 R)
• M10: 5,414,246 km (0.116 R)
• M11: 6,314,975 km (0.104 R)
• M12: 7,186,083 km (0.104 R)
• M13: 7,765,625 km (0.105 R)
• M14: 8,341,128 km (0.057 R)
• M15: 8,692,833 km (0.062 R)
• M16: 9,463,561 km (0.108 R)
• M17: 10,080,802 km (0.097 R)
• M18: 11,828,704 km (0.034 R)
• M19: 12,544,829 km (0.053 R)
• M20: 15,594,531 km (0.083 R)
• M21: 16,345,961 km (0.118 R)
• M22: 17,689,799 km (0.058 R)
• M23: 19,348,989 km (0.064 R)
• M24: 21,895,444 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.5

Radius: 13.2

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.68 AU - 7.12 AU

Year: 6739 Days

Day: 12.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,336,673 km

• M1: 170,990 km (0.104 R)
• M2: 587,022 km (0.116 R)
• M3: 1,539,512 km (0.106 R)
• M4: 2,439,343 km (0.062 R)
• M5: 3,341,867 km (0.084 R)
• M6: 7,141,802 km (0.109 R)
• M7: 10,763,866 km (0.116 R)
• M8: 11,739,244 km (0.082 R)
• M9: 14,649,521 km (0.086 R)
• M10: 16,042,277 km (0.114 R)
• M11: 16,973,374 km (0.071 R)
• M12: 18,081,446 km (0.117 R)
• M13: 21,297,950 km (0.044 R)
• M14: 26,949,009 km (0.081 R)
• M15: 28,360,166 km (0.054 R)
• M16: 31,431,709 km (0.065 R)
• M17: 32,783,476 km (0.077 R)
• M18: 33,313,501 km (0.028 R)
• M19: 40,735,799 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119

Radius: 4.4

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 13.9 AU - 17.44 AU

Year: 25820 Days

Day: 19.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,336,673 km

• M1: 54,753 km (0.056 R)
• M2: 195,674 km (0.09 R)
• M3: 487,839 km (0.106 R)
• M4: 635,193 km (0.111 R)
• M5: 1,764,956 km (0.1 R)
• M6: 2,101,551 km (0.062 R)
• M7: 2,479,734 km (0.088 R)
• M8: 2,749,010 km (0.095 R)
• M9: 3,596,782 km (0.05 R)
• M10: 4,885,418 km (0.089 R)
• M11: 5,342,140 km (0.073 R)
• M12: 5,615,455 km (0.105 R)
• M13: 6,843,055 km (0.105 R)
• M14: 9,713,839 km (0.038 R)
• M15: 11,807,910 km (0.119 R)
• M16: 12,807,971 km (0.116 R)
• M17: 15,656,614 km (0.116 R)
• M18: 16,216,260 km (0.08 R)
• M19: 17,598,843 km (0.104 R)
• M20: 18,434,048 km (0.108 R)
• M21: 18,666,374 km (0.074 R)
• M22: 22,742,766 km (0.025 R)
• M23: 33,624,365 km (0.11 R)
• M24: 39,336,461 km (0.104 R)
• M25: 45,945,695 km (0.096 R)
• M26: 46,946,355 km (0.096 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 15,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit