🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.72 AU - 1.16 AU

Year: 331 Days

Day: 40.7 Hours

Environment

Temp: 161 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.78 AU - 1.2 AU

Year: 358 Days

Day: 17.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.04 AU - 1.3 AU

Year: 460 Days

Day: 29.2 Hours

Environment

Temp: 23 °C

Axial Tilt: 31.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.17 AU - 1.21 AU

Year: 472 Days

Day: 23.8 Hours

Environment

Temp: -5 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 115,978,739 km

• M1: 58,942 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.53 AU - 1.91 AU

Year: 820 Days

Day: 22.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 115,978,739 km

• M1: 275,709 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.54 AU - 2.58 AU

Year: 1489 Days

Day: 41.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.1

Radius: 12.3

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.15 AU - 8.03 AU

Year: 6861 Days

Day: 8.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 115,978,739 km

• M1: 154,235 km (0.101 R)
• M2: 617,540 km (0.102 R)
• M3: 1,744,162 km (0.101 R)
• M4: 2,405,534 km (0.1 R)
• M5: 3,357,874 km (0.075 R)
• M6: 3,931,582 km (0.114 R)
• M7: 4,805,682 km (0.104 R)
• M8: 5,616,054 km (0.109 R)
• M9: 6,026,401 km (0.05 R)
• M10: 6,545,206 km (0.109 R)
• M11: 7,000,133 km (0.12 R)
• M12: 7,443,840 km (0.117 R)
• M13: 8,178,964 km (0.069 R)
• M14: 9,486,001 km (0.117 R)
• M15: 11,789,359 km (0.053 R)
• M16: 12,236,807 km (0.099 R)
• M17: 19,014,637 km (0.105 R)
• M18: 20,324,367 km (0.114 R)
• M19: 21,296,005 km (0.11 R)
• M20: 21,826,778 km (0.056 R)
• M21: 22,914,803 km (0.051 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.4

Radius: 9.5

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 9.15 AU - 13.87 AU

Year: 14192 Days

Day: 6.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 115,978,739 km

• M1: 118,182 km (0.062 R)
• M2: 431,889 km (0.092 R)
• M3: 828,024 km (0.098 R)
• M4: 1,219,671 km (0.063 R)
• M5: 1,672,953 km (0.107 R)
• M6: 3,159,507 km (0.042 R)
• M7: 3,718,554 km (0.063 R)
• M8: 5,298,009 km (0.082 R)
• M9: 6,449,613 km (0.105 R)
• M10: 7,150,030 km (0.067 R)
• M11: 8,589,910 km (0.043 R)
• M12: 13,094,302 km (0.088 R)
• M13: 13,596,502 km (0.109 R)
• M14: 14,426,770 km (0.116 R)
• M15: 17,239,808 km (0.1 R)
• M16: 17,660,777 km (0.096 R)
• M17: 20,938,167 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 956.5

Radius: 5.8

Gravity: 28.43 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 17.22 AU - 22.24 AU

Year: 31851 Days

Day: 16.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 115,978,739 km

• M1: 73,303 km (0.113 R)
• M2: 344,823 km (0.107 R)
• M3: 854,653 km (0.06 R)
• M4: 1,538,315 km (0.07 R)
• M5: 2,156,753 km (0.071 R)
• M6: 3,558,634 km (0.076 R)
• M7: 4,956,925 km (0.113 R)
• M8: 5,708,356 km (0.057 R)
• M9: 6,332,328 km (0.112 R)
• M10: 7,000,582 km (0.112 R)
• M11: 8,782,741 km (0.098 R)
• M12: 9,287,485 km (0.097 R)
• M13: 14,822,755 km (0.095 R)
• M14: 16,940,164 km (0.105 R)
• M15: 18,323,196 km (0.073 R)
• M16: 20,209,924 km (0.117 R)
• M17: 24,119,814 km (0.098 R)
• M18: 24,734,362 km (0.1 R)
• M19: 27,695,951 km (0.069 R)
• M20: 29,609,757 km (0.101 R)
• M21: 30,456,331 km (0.082 R)
• M22: 30,742,063 km (0.063 R)
• M23: 31,610,030 km (0.034 R)
• M24: 32,494,303 km (0.101 R)
• M25: 38,148,504 km (0.105 R)
• M26: 38,814,514 km (0.105 R)
• M27: 39,657,947 km (0.115 R)
• M28: 43,695,593 km (0.114 R)
• M29: 47,806,094 km (0.105 R)
• M30: 51,557,261 km (0.045 R)
• M31: 52,166,872 km (0.061 R)
• M32: 57,435,858 km (0.094 R)
• M33: 58,972,378 km (0.115 R)
• M34: 61,214,551 km (0.113 R)
• M35: 75,610,205 km (0.101 R)
• M36: 92,104,567 km (0.117 R)
• M37: 95,729,173 km (0.1 R)
• M38: 99,761,734 km (0.087 R)
• M39: 100,076,488 km (0.091 R)
• M40: 106,841,453 km (0.101 R)
• M41: 108,163,748 km (0.101 R)
• M42: 115,631,375 km (0.105 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 15,078 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit