🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.63 AU - 0.65 AU

Year: 232 Days

Day: 30.8 Hours

Environment

Temp: -14 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,160,333 km

• M1: 54,902 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.64 AU - 0.72 AU

Year: 254 Days

Day: 27.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,160,333 km

• M1: 32,912 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.07 AU - 1.71 AU

Year: 742 Days

Day: 34.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.43 AU - 1.57 AU

Year: 832 Days

Day: 21.6 Hours

Environment

Temp: -106 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.8 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.67 AU - 2.53 AU

Year: 1379 Days

Day: 14.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 148 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,160,333 km

• M1: 137,331 km (0.103 R)
• M2: 1,782,608 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.7

Radius: 13.1

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.16 AU - 6.12 AU

Year: 5279 Days

Day: 12.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,160,333 km

• M1: 162,912 km (0.054 R)
• M2: 605,871 km (0.109 R)
• M3: 1,084,136 km (0.106 R)
• M4: 1,729,800 km (0.038 R)
• M5: 2,304,705 km (0.099 R)
• M6: 2,841,612 km (0.12 R)
• M7: 3,316,286 km (0.092 R)
• M8: 3,984,539 km (0.086 R)
• M9: 4,471,480 km (0.099 R)
• M10: 5,215,131 km (0.105 R)
• M11: 5,642,981 km (0.106 R)
• M12: 6,287,000 km (0.054 R)
• M13: 8,014,706 km (0.05 R)
• M14: 9,737,026 km (0.093 R)
• M15: 10,271,689 km (0.119 R)
• M16: 12,299,039 km (0.03 R)
• M17: 13,901,981 km (0.11 R)
• M18: 15,028,602 km (0.057 R)
• M19: 16,004,429 km (0.083 R)
• M20: 16,481,347 km (0.064 R)
• M21: 17,686,956 km (0.113 R)
• M22: 18,774,682 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.1

Radius: 12.1

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.11 AU - 6.09 AU

Year: 6004 Days

Day: 5.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,160,333 km

• M1: 150,495 km (0.106 R)
• M2: 761,603 km (0.08 R)
• M3: 1,159,383 km (0.052 R)
• M4: 1,606,831 km (0.058 R)
• M5: 2,141,942 km (0.082 R)
• M6: 3,112,683 km (0.104 R)
• M7: 3,616,229 km (0.12 R)
• M8: 4,062,181 km (0.119 R)
• M9: 6,871,778 km (0.03 R)
• M10: 9,422,571 km (0.073 R)
• M11: 10,230,849 km (0.104 R)
• M12: 14,293,927 km (0.118 R)
• M13: 15,580,469 km (0.115 R)
• M14: 16,026,121 km (0.11 R)
• M15: 16,537,596 km (0.046 R)
• M16: 17,118,634 km (0.078 R)
• M17: 17,713,285 km (0.119 R)
• M18: 21,369,457 km (0.077 R)
• M19: 24,966,987 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.6

Radius: 5.5

Gravity: 11.46 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 12.05 AU - 15.21 AU

Year: 22797 Days

Day: 24.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,160,333 km

• M1: 68,965 km (0.097 R)
• M2: 319,242 km (0.118 R)
• M3: 581,487 km (0.118 R)
• M4: 781,798 km (0.084 R)
• M5: 1,216,679 km (0.098 R)
• M6: 3,443,444 km (0.111 R)
• M7: 4,458,914 km (0.088 R)
• M8: 4,724,301 km (0.095 R)
• M9: 5,359,942 km (0.077 R)
• M10: 8,084,568 km (0.119 R)
• M11: 8,280,392 km (0.084 R)
• M12: 9,254,573 km (0.067 R)
• M13: 9,632,158 km (0.11 R)
• M14: 10,533,485 km (0.101 R)
• M15: 12,243,838 km (0.076 R)
• M16: 12,633,091 km (0.086 R)
• M17: 13,780,806 km (0.08 R)
• M18: 28,062,616 km (0.092 R)
• M19: 29,426,051 km (0.066 R)
• M20: 31,071,927 km (0.119 R)
• M21: 38,270,127 km (0.1 R)
• M22: 41,960,108 km (0.059 R)
• M23: 50,037,795 km (0.105 R)
• M24: 51,198,525 km (0.035 R)
• M25: 52,546,850 km (0.076 R)
• M26: 52,887,634 km (0.067 R)
• M27: 56,555,176 km (0.059 R)
• M28: 65,764,570 km (0.067 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 17,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit