🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.78 AU - 0.98 AU

Year: 314 Days

Day: 33.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3 AU - 4.82 AU

Year: 2944 Days

Day: 43.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.6

Radius: 14.3

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.81 AU - 8.37 AU

Year: 8762 Days

Day: 6.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,313,022 km

• M1: 177,872 km (0.056 R)
• M2: 780,901 km (0.103 R)
• M3: 1,881,941 km (0.059 R)
• M4: 2,724,626 km (0.103 R)
• M5: 5,386,271 km (0.057 R)
• M6: 7,327,005 km (0.112 R)
• M7: 9,027,633 km (0.048 R)
• M8: 10,350,677 km (0.113 R)
• M9: 12,138,970 km (0.107 R)
• M10: 13,379,435 km (0.116 R)
• M11: 20,227,577 km (0.089 R)
• M12: 21,127,558 km (0.077 R)
• M13: 21,714,131 km (0.053 R)
• M14: 23,095,667 km (0.083 R)
• M15: 33,313,501 km (0.098 R)
• M16: 35,383,936 km (0.111 R)
• M17: 39,907,027 km (0.101 R)
• M18: 43,576,214 km (0.111 R)
• M19: 44,527,357 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.4

Radius: 11.6

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 8.21 AU - 10.85 AU

Year: 11203 Days

Day: 14.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 105,313,022 km

• M1: 144,512 km (0.119 R)
• M2: 837,748 km (0.115 R)
• M3: 1,557,912 km (0.092 R)
• M4: 7,249,513 km (0.099 R)
• M5: 12,388,200 km (0.102 R)
• M6: 14,036,918 km (0.114 R)
• M7: 15,761,033 km (0.114 R)
• M8: 16,777,700 km (0.12 R)
• M9: 26,354,058 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928

Radius: 3.1

Gravity: 96.57 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 12.29 AU - 20.17 AU

Year: 24899 Days

Day: 21.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 105,313,022 km

• M1: 38,746 km (0.064 R)
• M2: 211,083 km (0.056 R)
• M3: 341,682 km (0.082 R)
• M4: 468,092 km (0.038 R)
• M5: 569,519 km (0.105 R)
• M6: 877,541 km (0.12 R)
• M7: 1,955,543 km (0.106 R)
• M8: 2,996,595 km (0.118 R)
• M9: 3,934,424 km (0.097 R)
• M10: 4,620,480 km (0.109 R)
• M11: 4,931,943 km (0.064 R)
• M12: 5,052,219 km (0.073 R)
• M13: 6,604,746 km (0.102 R)
• M14: 7,305,911 km (0.111 R)
• M15: 7,515,049 km (0.052 R)
• M16: 7,674,520 km (0.099 R)
• M17: 8,972,880 km (0.095 R)
• M18: 9,273,273 km (0.118 R)
• M19: 9,580,397 km (0.096 R)
• M20: 10,944,730 km (0.111 R)
• M21: 12,957,868 km (0.12 R)
• M22: 13,497,169 km (0.106 R)
• M23: 17,326,276 km (0.112 R)
• M24: 18,650,815 km (0.079 R)
• M25: 20,143,054 km (0.083 R)
• M26: 21,605,822 km (0.062 R)
• M27: 23,475,496 km (0.109 R)
• M28: 28,166,287 km (0.095 R)
• M29: 38,395,341 km (0.072 R)
• M30: 39,664,978 km (0.089 R)
• M31: 39,825,646 km (0.106 R)
• M32: 42,792,022 km (0.116 R)
• M33: 51,797,515 km (0.074 R)
• M34: 58,592,699 km (0.119 R)
• M35: 66,183,444 km (0.116 R)
• M36: 66,409,487 km (0.098 R)
• M37: 68,236,077 km (0.075 R)
• M38: 71,989,338 km (0.117 R)
• M39: 75,384,162 km (0.078 R)
• M40: 76,125,270 km (0.119 R)
• M41: 82,490,959 km (0.049 R)
• M42: 86,475,648 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.1

Radius: 5.4

Gravity: 26.79 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 14.79 AU - 22.37 AU

Year: 30498 Days

Day: 20.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 105,313,022 km

• M1: 73,004 km (0.116 R)
• M2: 244,443 km (0.08 R)
• M3: 506,389 km (0.099 R)
• M4: 812,017 km (0.118 R)
• M5: 987,196 km (0.102 R)
• M6: 1,540,409 km (0.068 R)
• M7: 1,938,340 km (0.09 R)
• M8: 2,529,251 km (0.119 R)
• M9: 2,937,354 km (0.057 R)
• M10: 3,918,567 km (0.09 R)
• M11: 4,855,797 km (0.119 R)
• M12: 9,217,024 km (0.102 R)
• M13: 10,178,340 km (0.102 R)
• M14: 12,074,044 km (0.111 R)
• M15: 14,359,152 km (0.104 R)
• M16: 15,647,339 km (0.097 R)
• M17: 15,824,762 km (0.077 R)
• M18: 17,292,467 km (0.084 R)
• M19: 20,180,005 km (0.097 R)
• M20: 23,956,005 km (0.037 R)
• M21: 25,516,011 km (0.072 R)
• M22: 26,009,385 km (0.069 R)
• M23: 31,017,772 km (0.082 R)
• M24: 31,297,969 km (0.054 R)
• M25: 36,011,947 km (0.037 R)
• M26: 36,476,748 km (0.115 R)
• M27: 48,490,803 km (0.117 R)
• M28: 49,628,645 km (0.102 R)
• M29: 52,948,970 km (0.12 R)
• M30: 59,811,473 km (0.061 R)
• M31: 77,818,868 km (0.043 R)
• M32: 78,595,580 km (0.095 R)
• M33: 82,288,403 km (0.101 R)
• M34: 93,765,103 km (0.091 R)
• M35: 94,350,779 km (0.051 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 19,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit