🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.53 AU - 0.71 AU

Year: 315 Days

Day: 45.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.1

Radius: 9.7

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.94 AU - 1.46 AU

Year: 849 Days

Day: 5.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,379,739 km

• M1: 122,521 km (0.116 R)
• M2: 476,170 km (0.118 R)
• M3: 833,859 km (0.083 R)
• M4: 1,137,692 km (0.039 R)
• M5: 1,610,421 km (0.062 R)
• M6: 2,076,119 km (0.075 R)
• M7: 3,196,159 km (0.072 R)
• M8: 3,868,451 km (0.04 R)
• M9: 4,450,985 km (0.088 R)
• M10: 5,222,910 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.6

Radius: 10.5

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.12 AU - 1.36 AU

Year: 892 Days

Day: 9.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,379,739 km

• M1: 133,740 km (0.089 R)
• M2: 533,765 km (0.095 R)
• M3: 872,455 km (0.075 R)
• M4: 1,343,838 km (0.08 R)
• M5: 1,685,370 km (0.072 R)
• M6: 2,101,850 km (0.113 R)
• M7: 2,712,060 km (0.041 R)
• M8: 3,222,189 km (0.077 R)
• M9: 3,636,874 km (0.056 R)
• M10: 4,449,190 km (0.107 R)
• M11: 5,253,279 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.3

Radius: 12.2

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.25 AU - 1.35 AU

Year: 957 Days

Day: 11.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,379,739 km

• M1: 151,842 km (0.052 R)
• M2: 563,236 km (0.065 R)
• M3: 1,172,249 km (0.097 R)
• M4: 1,573,770 km (0.052 R)
• M5: 2,334,774 km (0.101 R)
• M6: 3,008,413 km (0.076 R)
• M7: 3,469,923 km (0.081 R)
• M8: 4,168,844 km (0.088 R)
• M9: 4,631,849 km (0.08 R)
• M10: 5,043,842 km (0.047 R)
• M11: 6,018,472 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.9

Radius: 11.9

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.4 AU - 1.56 AU

Year: 1163 Days

Day: 5.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,379,739 km

• M1: 147,952 km (0.106 R)
• M2: 559,346 km (0.092 R)
• M3: 956,529 km (0.079 R)
• M4: 1,462,020 km (0.078 R)
• M5: 3,505,976 km (0.028 R)
• M6: 4,731,930 km (0.086 R)
• M7: 5,434,292 km (0.06 R)
• M8: 7,224,081 km (0.067 R)
• M9: 7,987,479 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.5

Radius: 12.9

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.41 AU - 1.93 AU

Year: 1393 Days

Day: 9.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,379,739 km

• M1: 160,818 km (0.057 R)
• M2: 569,369 km (0.095 R)
• M3: 1,018,911 km (0.109 R)
• M4: 1,743,414 km (0.089 R)
• M5: 2,195,349 km (0.118 R)
• M6: 2,994,800 km (0.096 R)
• M7: 4,586,072 km (0.111 R)
• M8: 6,349,981 km (0.115 R)
• M9: 6,978,142 km (0.07 R)
• M10: 7,700,700 km (0.11 R)
• M11: 8,789,623 km (0.093 R)
• M12: 10,529,297 km (0.104 R)
• M13: 11,306,607 km (0.072 R)
• M14: 12,304,275 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.7

Radius: 4.2

Gravity: 27.65 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.9 AU - 10.34 AU

Year: 16341 Days

Day: 15.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 59,379,739 km

• M1: 52,509 km (0.027 R)
• M2: 188,643 km (0.084 R)
• M3: 386,860 km (0.047 R)
• M4: 692,638 km (0.073 R)
• M5: 862,133 km (0.09 R)
• M6: 1,326,933 km (0.079 R)
• M7: 1,670,111 km (0.087 R)
• M8: 2,322,806 km (0.102 R)
• M9: 2,684,085 km (0.032 R)
• M10: 2,913,568 km (0.1 R)
• M11: 3,764,331 km (0.097 R)
• M12: 3,993,366 km (0.114 R)
• M13: 4,510,825 km (0.105 R)
• M14: 4,868,663 km (0.047 R)
• M15: 6,017,275 km (0.103 R)
• M16: 8,108,653 km (0.111 R)
• M17: 8,934,882 km (0.111 R)
• M18: 9,239,314 km (0.103 R)
• M19: 9,394,148 km (0.06 R)
• M20: 10,583,152 km (0.105 R)
• M21: 12,739,306 km (0.113 R)
• M22: 13,255,269 km (0.102 R)
• M23: 17,895,795 km (0.083 R)
• M24: 18,624,486 km (0.09 R)
• M25: 20,314,493 km (0.117 R)
• M26: 21,737,917 km (0.119 R)
• M27: 23,417,303 km (0.107 R)
• M28: 23,898,709 km (0.111 R)
• M29: 29,303,081 km (0.059 R)
• M30: 32,644,051 km (0.114 R)
• M31: 35,215,937 km (0.074 R)
• M32: 35,467,710 km (0.077 R)
• M33: 38,051,714 km (0.06 R)
• M34: 38,316,802 km (0.096 R)
• M35: 39,254,481 km (0.063 R)
• M36: 39,660,939 km (0.073 R)
• M37: 42,727,845 km (0.105 R)
• M38: 43,591,024 km (0.051 R)
• M39: 44,907,336 km (0.103 R)
• M40: 47,772,734 km (0.113 R)
• M41: 56,577,316 km (0.096 R)
• M42: 58,494,263 km (0.099 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: 403 - 10,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit