🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.7 AU - 1.08 AU

Year: 313 Days

Day: 39.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.22 AU - 1.26 AU

Year: 515 Days

Day: 42.5 Hours

Environment

Temp: -15 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,043,649 km

• M1: 631,004 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.12 AU - 1.76 AU

Year: 644 Days

Day: 43.6 Hours

Environment

Temp: -44 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.12 AU - 2.44 AU

Year: 1283 Days

Day: 14.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.13 AU - 4.23 AU

Year: 3186 Days

Day: 43.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.87 AU - 4.75 AU

Year: 3336 Days

Day: 41.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 48.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,043,649 km

• M1: 90,806 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.5

Radius: 8.7

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.85 AU - 6.57 AU

Year: 5086 Days

Day: 9.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,043,649 km

• M1: 108,608 km (0.076 R)
• M2: 313,108 km (0.071 R)
• M3: 688,001 km (0.089 R)
• M4: 880,234 km (0.054 R)
• M5: 1,714,392 km (0.103 R)
• M6: 1,909,018 km (0.109 R)
• M7: 2,237,087 km (0.1 R)
• M8: 3,927,542 km (0.084 R)
• M9: 4,181,410 km (0.075 R)
• M10: 5,673,200 km (0.107 R)
• M11: 5,875,905 km (0.038 R)
• M12: 6,082,350 km (0.036 R)
• M13: 7,112,481 km (0.049 R)
• M14: 8,285,328 km (0.09 R)
• M15: 8,592,752 km (0.085 R)
• M16: 9,845,784 km (0.055 R)
• M17: 11,291,647 km (0.107 R)
• M18: 11,686,885 km (0.105 R)
• M19: 12,990,032 km (0.065 R)
• M20: 15,178,050 km (0.109 R)
• M21: 15,846,902 km (0.107 R)
• M22: 17,139,877 km (0.056 R)
• M23: 18,484,014 km (0.118 R)
• M24: 18,667,122 km (0.094 R)
• M25: 21,719,666 km (0.079 R)
• M26: 22,117,596 km (0.11 R)
• M27: 23,487,314 km (0.062 R)
• M28: 24,581,174 km (0.068 R)
• M29: 25,700,166 km (0.109 R)
• M30: 27,175,500 km (0.081 R)
• M31: 27,342,003 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128

Radius: 13.8

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.32 AU - 6.14 AU

Year: 5113 Days

Day: 8.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,043,649 km

• M1: 359,334 km (0.103 R)
• M2: 696,976 km (0.047 R)
• M3: 1,230,143 km (0.09 R)
• M4: 3,716,460 km (0.101 R)
• M5: 4,286,727 km (0.084 R)
• M6: 8,124,062 km (0.094 R)
• M7: 8,795,457 km (0.095 R)
• M8: 11,276,239 km (0.11 R)
• M9: 12,124,758 km (0.029 R)
• M10: 12,619,328 km (0.084 R)
• M11: 13,334,705 km (0.075 R)
• M12: 15,437,752 km (0.066 R)
• M13: 15,797,834 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.3

Radius: 4.2

Gravity: 39.36 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 13.98 AU - 18.42 AU

Year: 24307 Days

Day: 15.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,043,649 km

• M1: 236,365 km (0.087 R)
• M2: 637,137 km (0.114 R)
• M3: 1,085,781 km (0.089 R)
• M4: 3,292,649 km (0.113 R)
• M5: 3,566,712 km (0.091 R)
• M6: 8,738,909 km (0.074 R)
• M7: 9,814,817 km (0.049 R)
• M8: 9,931,803 km (0.073 R)
• M9: 14,462,225 km (0.102 R)
• M10: 22,945,621 km (0.094 R)
• M11: 23,665,336 km (0.082 R)
• M12: 25,701,513 km (0.079 R)
• M13: 26,176,037 km (0.091 R)
• M14: 29,014,208 km (0.052 R)
• M15: 31,578,315 km (0.075 R)
• M16: 37,602,023 km (0.096 R)
• M17: 42,434,782 km (0.111 R)
• M18: 43,781,163 km (0.077 R)
• M19: 44,400,050 km (0.108 R)
• M20: 49,377,171 km (0.056 R)
• M21: 50,430,789 km (0.047 R)
• M22: 52,571,534 km (0.071 R)
• M23: 56,845,844 km (0.109 R)
• M24: 56,986,466 km (0.107 R)
• M25: 61,433,413 km (0.091 R)
• M26: 62,019,388 km (0.074 R)
• M27: 62,903,511 km (0.117 R)
• M28: 63,496,517 km (0.113 R)
• M29: 72,089,868 km (0.068 R)
• M30: 73,202,427 km (0.067 R)
• M31: 74,645,298 km (0.082 R)
• M32: 82,409,577 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 14,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit