🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.53 AU - 0.53 AU

Year: 146 Days

Day: 24.1 Hours

Environment

Temp: 183 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,672,888 km

• M1: 39,045 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.6 AU - 0.7 AU

Year: 198 Days

Day: 26.9 Hours

Environment

Temp: 168 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,672,888 km

• M1: 441,314 km (0.042 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.66 AU - 0.74 AU

Year: 222 Days

Day: 16.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.89 AU - 1.45 AU

Year: 479 Days

Day: 14.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 31.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.06 AU - 2.95 AU

Year: 1497 Days

Day: 39.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.8

Radius: 9.3

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.34 AU - 5.76 AU

Year: 4298 Days

Day: 10.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,672,888 km

• M1: 115,639 km (0.094 R)
• M2: 733,030 km (0.077 R)
• M3: 1,444,667 km (0.052 R)
• M4: 1,848,132 km (0.07 R)
• M5: 2,191,758 km (0.049 R)
• M6: 3,469,025 km (0.067 R)
• M7: 3,974,367 km (0.035 R)
• M8: 4,576,648 km (0.075 R)
• M9: 7,008,361 km (0.114 R)
• M10: 7,922,554 km (0.093 R)
• M11: 8,649,450 km (0.106 R)
• M12: 10,235,786 km (0.04 R)
• M13: 10,878,009 km (0.116 R)
• M14: 11,275,940 km (0.083 R)
• M15: 12,242,491 km (0.1 R)
• M16: 14,392,662 km (0.109 R)
• M17: 15,864,854 km (0.081 R)
• M18: 18,725,465 km (0.109 R)
• M19: 23,269,201 km (0.072 R)
• M20: 24,908,195 km (0.08 R)
• M21: 25,678,026 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.8

Radius: 7.8

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 11.88 AU - 12.04 AU

Year: 15666 Days

Day: 17.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,672,888 km

• M1: 97,388 km (0.091 R)
• M2: 390,002 km (0.118 R)
• M3: 848,370 km (0.104 R)
• M4: 1,584,840 km (0.038 R)
• M5: 2,810,794 km (0.076 R)
• M6: 3,960,903 km (0.087 R)
• M7: 4,814,359 km (0.087 R)
• M8: 5,063,888 km (0.089 R)
• M9: 5,627,722 km (0.1 R)
• M10: 6,703,481 km (0.101 R)
• M11: 7,383,253 km (0.093 R)
• M12: 8,309,264 km (0.079 R)
• M13: 8,879,531 km (0.118 R)
• M14: 9,531,180 km (0.115 R)
• M15: 11,424,789 km (0.049 R)
• M16: 12,327,164 km (0.117 R)
• M17: 13,206,799 km (0.105 R)
• M18: 14,127,724 km (0.085 R)
• M19: 15,242,826 km (0.103 R)
• M20: 19,743,777 km (0.113 R)
• M21: 20,385,403 km (0.053 R)
• M22: 25,271,867 km (0.052 R)
• M23: 25,594,101 km (0.109 R)
• M24: 30,885,827 km (0.117 R)
• M25: 31,501,572 km (0.066 R)
• M26: 33,656,529 km (0.041 R)
• M27: 40,414,463 km (0.097 R)
• M28: 49,350,243 km (0.103 R)
• M29: 50,871,654 km (0.101 R)
• M30: 51,903,131 km (0.04 R)
• M31: 56,534,681 km (0.107 R)
• M32: 62,996,860 km (0.113 R)
• M33: 66,201,247 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.4

Radius: 4.6

Gravity: 35.42 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 14.19 AU - 16.93 AU

Year: 23247 Days

Day: 18.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 86,672,888 km

• M1: 88,263 km (0.104 R)
• M2: 305,180 km (0.063 R)
• M3: 475,272 km (0.078 R)
• M4: 729,589 km (0.106 R)
• M5: 1,315,414 km (0.027 R)
• M6: 1,614,909 km (0.12 R)
• M7: 1,958,535 km (0.106 R)
• M8: 2,637,560 km (0.081 R)
• M9: 2,949,023 km (0.096 R)
• M10: 3,461,545 km (0.084 R)
• M11: 3,739,049 km (0.088 R)
• M12: 4,698,271 km (0.098 R)
• M13: 4,961,713 km (0.101 R)
• M14: 6,114,663 km (0.083 R)
• M15: 7,950,080 km (0.118 R)
• M16: 8,433,131 km (0.054 R)
• M17: 10,372,817 km (0.036 R)
• M18: 11,080,265 km (0.033 R)
• M19: 11,345,353 km (0.085 R)
• M20: 13,771,980 km (0.086 R)
• M21: 14,001,463 km (0.117 R)
• M22: 15,762,529 km (0.097 R)
• M23: 16,013,554 km (0.106 R)
• M24: 17,220,510 km (0.066 R)
• M25: 18,027,740 km (0.073 R)
• M26: 19,048,297 km (0.066 R)
• M27: 23,299,270 km (0.075 R)
• M28: 24,958,909 km (0.112 R)
• M29: 25,644,217 km (0.057 R)
• M30: 28,387,692 km (0.113 R)
• M31: 30,407,562 km (0.12 R)
• M32: 31,850,434 km (0.101 R)
• M33: 35,013,830 km (0.051 R)
• M34: 39,139,740 km (0.106 R)
• M35: 39,600,052 km (0.065 R)
• M36: 48,693,209 km (0.033 R)
• M37: 49,225,778 km (0.112 R)
• M38: 50,483,447 km (0.114 R)
• M39: 51,762,210 km (0.106 R)
• M40: 80,832,816 km (0.111 R)
• M41: 83,591,999 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 12,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit